1 // We were using PBUFFER for alpha compositing on Linux before, but it does not seem to work, nor be required anymore.
4 namespace gfx::drivers;
7 #if defined(__unix__) || defined(__APPLE__)
9 #if !defined(__MINGW32__)
10 #define GL_GLEXT_PROTOTYPES
13 #define pointer _pointer
17 //#include <GL/miniglx.h>
21 #if !defined(__ANDROID__) && !defined(__ODROID__)
23 #define property _property
27 #define Window X11Window
28 #define Cursor X11Cursor
30 #define Display X11Display
32 #define KeyCode X11KeyCode
33 #define Picture X11Picture
37 #include <X11/Xutil.h>
39 #include <X11/extensions/XShm.h>
42 #include <X11/extensions/Xrender.h>
43 #include <X11/extensions/shape.h>
63 #if defined(__APPLE__)
64 #include <OpenGl/gl.h>
67 #if defined(__WIN32__) || defined(__unix__) || defined(__APPLE__)
69 #if defined(__WIN32__)
70 #define WIN32_LEAN_AND_MEAN
72 #define _WIN32_WINNT 0x0502
78 #if defined(__ANDROID__) || defined(__ODROID__)
81 #define property _property
84 #define Window X11Window
85 #define Cursor X11Cursor
87 #define Display X11Display
89 #define KeyCode X11KeyCode
90 #define Picture X11Picture
112 #include <GL/glext.h>
116 #if defined(__ODROID__) && !defined(_GLES)
124 #if defined(__unix__) || defined(__APPLE__)
126 #if !defined(__ANDROID__) && !defined(__ODROID__)
132 static double nearPlane = 1;
134 public double glesGetNearPlane()
139 public void glesSetNearPlane(double value)
144 #define glLoadMatrix glLoadMatrixd
145 #define glMultMatrix glMultMatrixd
146 #define glGetMatrix glGetDoublev
147 #define glTranslate glTranslated
148 #define glScale glScaled
151 #define glVertex3v glVertex3dv
152 #define glNormal3v glNormal3dv
156 //#ifdef VERTEX_FORMAT_DOUBLE
158 #define glLoadMatrix glLoadMatrixd
159 #define glMultMatrix glMultMatrixd
160 #define glGetMatrix glGetDoublev
161 #define glVertex3v glVertex3dv
162 #define glNormal3v glNormal3dv
163 #define glTranslate glTranslated
164 #define glScale glScaled
165 //#define GL_VERTEX_FORMAT GL_DOUBLE
169 #define glLoadMatrix glLoadMatrixf
170 #define glMultMatrix glMultMatrixf
171 #define glGetMatrix glGetFloatv
172 #define glVertex3v glVertex3fv
173 #define glNormal3v glNormal3fv
174 #define glTranslate glTranslatef
175 #define glScale glScalef
176 //#define GL_VERTEX_FORMAT GL_FLOAT
181 #define GL_ARRAY_BUFFER_ARB 0x8892
182 #define GL_ELEMENT_ARRAY_BUFFER_ARB 0x8893
183 #define GL_STATIC_DRAW_ARB 0x88E4
184 #define GL_LIGHT_MODEL_COLOR_CONTROL 0x81F8
185 #define GL_SEPARATE_SPECULAR_COLOR 0x81FA
187 #define GL_MULTISAMPLE_ARB 0x809D
189 #if defined(__WIN32__)
191 #define WGL_SAMPLE_BUFFERS_ARB 0x2041
192 #define WGL_SAMPLES_ARB 0x2042
194 #define WGL_WGLEXT_VERSION 1
195 #define WGL_FRONT_COLOR_BUFFER_BIT_ARB 0x00000001
196 #define WGL_BACK_COLOR_BUFFER_BIT_ARB 0x00000002
197 #define WGL_DEPTH_BUFFER_BIT_ARB 0x00000004
198 #define WGL_STENCIL_BUFFER_BIT_ARB 0x00000008
199 #define WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000
200 #define WGL_DRAW_TO_WINDOW_ARB 0x2001
201 #define WGL_DRAW_TO_BITMAP_ARB 0x2002
202 #define WGL_ACCELERATION_ARB 0x2003
203 #define WGL_NEED_PALETTE_ARB 0x2004
204 #define WGL_NEED_SYSTEM_PALETTE_ARB 0x2005
205 #define WGL_SWAP_LAYER_BUFFERS_ARB 0x2006
206 #define WGL_SWAP_METHOD_ARB 0x2007
207 #define WGL_NUMBER_OVERLAYS_ARB 0x2008
208 #define WGL_NUMBER_UNDERLAYS_ARB 0x2009
209 #define WGL_TRANSPARENT_ARB 0x200A
210 #define WGL_TRANSPARENT_RED_VALUE_ARB 0x2037
211 #define WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
212 #define WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
213 #define WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
214 #define WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
215 #define WGL_SHARE_DEPTH_ARB 0x200C
216 #define WGL_SHARE_STENCIL_ARB 0x200D
217 #define WGL_SHARE_ACCUM_ARB 0x200E
218 #define WGL_SUPPORT_GDI_ARB 0x200F
219 #define WGL_SUPPORT_OPENGL_ARB 0x2010
220 #define WGL_DOUBLE_BUFFER_ARB 0x2011
221 #define WGL_STEREO_ARB 0x2012
222 #define WGL_PIXEL_TYPE_ARB 0x2013
223 #define WGL_COLOR_BITS_ARB 0x2014
224 #define WGL_RED_BITS_ARB 0x2015
225 #define WGL_RED_SHIFT_ARB 0x2016
226 #define WGL_GREEN_BITS_ARB 0x2017
227 #define WGL_GREEN_SHIFT_ARB 0x2018
228 #define WGL_BLUE_BITS_ARB 0x2019
229 #define WGL_BLUE_SHIFT_ARB 0x201A
230 #define WGL_ALPHA_BITS_ARB 0x201B
231 #define WGL_ALPHA_SHIFT_ARB 0x201C
232 #define WGL_ACCUM_BITS_ARB 0x201D
233 #define WGL_ACCUM_RED_BITS_ARB 0x201E
234 #define WGL_ACCUM_GREEN_BITS_ARB 0x201F
235 #define WGL_ACCUM_BLUE_BITS_ARB 0x2020
236 #define WGL_ACCUM_ALPHA_BITS_ARB 0x2021
237 #define WGL_DEPTH_BITS_ARB 0x2022
238 #define WGL_STENCIL_BITS_ARB 0x2023
239 #define WGL_AUX_BUFFERS_ARB 0x2024
240 #define WGL_NO_ACCELERATION_ARB 0x2025
241 #define WGL_GENERIC_ACCELERATION_ARB 0x2026
242 #define WGL_FULL_ACCELERATION_ARB 0x2027
243 #define WGL_SWAP_EXCHANGE_ARB 0x2028
244 #define WGL_SWAP_COPY_ARB 0x2029
245 #define WGL_SWAP_UNDEFINED_ARB 0x202A
246 #define WGL_TYPE_RGBA_ARB 0x202B
247 #define WGL_TYPE_COLORINDEX_ARB 0x202C
248 #define ERROR_INVALID_PIXEL_TYPE_ARB 0x2043
249 #define ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB 0x2054
250 #define WGL_DRAW_TO_PBUFFER_ARB 0x202D
251 #define WGL_MAX_PBUFFER_PIXELS_ARB 0x202E
252 #define WGL_MAX_PBUFFER_WIDTH_ARB 0x202F
253 #define WGL_MAX_PBUFFER_HEIGHT_ARB 0x2030
254 #define WGL_PBUFFER_LARGEST_ARB 0x2033
255 #define WGL_PBUFFER_WIDTH_ARB 0x2034
256 #define WGL_PBUFFER_HEIGHT_ARB 0x2035
257 #define WGL_PBUFFER_LOST_ARB 0x2036
258 #define ERROR_INVALID_PIXEL_TYPE_EXT 0x2043
259 #define WGL_NUMBER_PIXEL_FORMATS_EXT 0x2000
260 #define WGL_DRAW_TO_WINDOW_EXT 0x2001
261 #define WGL_DRAW_TO_BITMAP_EXT 0x2002
262 #define WGL_ACCELERATION_EXT 0x2003
263 #define WGL_NEED_PALETTE_EXT 0x2004
264 #define WGL_NEED_SYSTEM_PALETTE_EXT 0x2005
265 #define WGL_SWAP_LAYER_BUFFERS_EXT 0x2006
266 #define WGL_SWAP_METHOD_EXT 0x2007
267 #define WGL_NUMBER_OVERLAYS_EXT 0x2008
268 #define WGL_NUMBER_UNDERLAYS_EXT 0x2009
269 #define WGL_TRANSPARENT_EXT 0x200A
270 #define WGL_TRANSPARENT_VALUE_EXT 0x200B
271 #define WGL_SHARE_DEPTH_EXT 0x200C
272 #define WGL_SHARE_STENCIL_EXT 0x200D
273 #define WGL_SHARE_ACCUM_EXT 0x200E
274 #define WGL_SUPPORT_GDI_EXT 0x200F
275 #define WGL_SUPPORT_OPENGL_EXT 0x2010
276 #define WGL_DOUBLE_BUFFER_EXT 0x2011
277 #define WGL_STEREO_EXT 0x2012
278 #define WGL_PIXEL_TYPE_EXT 0x2013
279 #define WGL_COLOR_BITS_EXT 0x2014
280 #define WGL_RED_BITS_EXT 0x2015
281 #define WGL_RED_SHIFT_EXT 0x2016
282 #define WGL_GREEN_BITS_EXT 0x2017
283 #define WGL_GREEN_SHIFT_EXT 0x2018
284 #define WGL_BLUE_BITS_EXT 0x2019
285 #define WGL_BLUE_SHIFT_EXT 0x201A
286 #define WGL_ALPHA_BITS_EXT 0x201B
287 #define WGL_ALPHA_SHIFT_EXT 0x201C
288 #define WGL_ACCUM_BITS_EXT 0x201D
289 #define WGL_ACCUM_RED_BITS_EXT 0x201E
290 #define WGL_ACCUM_GREEN_BITS_EXT 0x201F
291 #define WGL_ACCUM_BLUE_BITS_EXT 0x2020
292 #define WGL_ACCUM_ALPHA_BITS_EXT 0x2021
293 #define WGL_DEPTH_BITS_EXT 0x2022
294 #define WGL_STENCIL_BITS_EXT 0x2023
295 #define WGL_AUX_BUFFERS_EXT 0x2024
296 #define WGL_NO_ACCELERATION_EXT 0x2025
297 #define WGL_GENERIC_ACCELERATION_EXT 0x2026
298 #define WGL_FULL_ACCELERATION_EXT 0x2027
299 #define WGL_SWAP_EXCHANGE_EXT 0x2028
300 #define WGL_SWAP_COPY_EXT 0x2029
301 #define WGL_SWAP_UNDEFINED_EXT 0x202A
302 #define WGL_TYPE_RGBA_EXT 0x202B
303 #define WGL_TYPE_COLORINDEX_EXT 0x202C
304 #define WGL_DRAW_TO_PBUFFER_EXT 0x202D
305 #define WGL_MAX_PBUFFER_PIXELS_EXT 0x202E
306 #define WGL_MAX_PBUFFER_WIDTH_EXT 0x202F
307 #define WGL_MAX_PBUFFER_HEIGHT_EXT 0x2030
308 #define WGL_OPTIMAL_PBUFFER_WIDTH_EXT 0x2031
309 #define WGL_OPTIMAL_PBUFFER_HEIGHT_EXT 0x2032
310 #define WGL_PBUFFER_LARGEST_EXT 0x2033
311 #define WGL_PBUFFER_WIDTH_EXT 0x2034
312 #define WGL_PBUFFER_HEIGHT_EXT 0x2035
313 #define WGL_DEPTH_FLOAT_EXT 0x2040
314 #define WGL_SAMPLE_BUFFERS_3DFX 0x2060
315 #define WGL_SAMPLES_3DFX 0x2061
316 #define WGL_SAMPLE_BUFFERS_EXT 0x2041
317 #define WGL_SAMPLES_EXT 0x2042
318 #define WGL_GENLOCK_SOURCE_MULTIVIEW_I3D 0x2044
319 #define WGL_GENLOCK_SOURCE_EXTENAL_SYNC_I3D 0x2045
320 #define WGL_GENLOCK_SOURCE_EXTENAL_FIELD_I3D 0x2046
321 #define WGL_GENLOCK_SOURCE_EXTENAL_TTL_I3D 0x2047
322 #define WGL_GENLOCK_SOURCE_DIGITAL_SYNC_I3D 0x2048
323 #define WGL_GENLOCK_SOURCE_DIGITAL_FIELD_I3D 0x2049
324 #define WGL_GENLOCK_SOURCE_EDGE_FALLING_I3D 0x204A
325 #define WGL_GENLOCK_SOURCE_EDGE_RISING_I3D 0x204B
326 #define WGL_GENLOCK_SOURCE_EDGE_BOTH_I3D 0x204C
327 #define WGL_GAMMA_TABLE_SIZE_I3D 0x204E
328 #define WGL_GAMMA_EXCLUDE_DESKTOP_I3D 0x204F
329 #define WGL_DIGITAL_VIDEO_CURSOR_ALPHA_FRAMEBUFFER_I3D 0x2050
330 #define WGL_DIGITAL_VIDEO_CURSOR_ALPHA_VALUE_I3D 0x2051
331 #define WGL_DIGITAL_VIDEO_CURSOR_INCLUDED_I3D 0x2052
332 #define WGL_DIGITAL_VIDEO_GAMMA_CORRECTED_I3D 0x2053
333 #define WGL_ARB_buffer_region 1
334 #define WGL_ARB_extensions_string 1
335 #define WGL_ARB_pixel_format 1
336 #define WGL_ARB_make_current_read 1
337 #define WGL_ARB_pbuffer 1
338 #define WGL_EXT_display_color_table 1
339 #define WGL_EXT_extensions_string 1
340 #define WGL_EXT_make_current_read 1
341 #define WGL_EXT_pbuffer 1
342 #define WGL_EXT_pixel_format 1
343 #define WGL_EXT_swap_control 1
344 #define WGL_WGL_EXT_depth_float 1
345 #define WGL_WGL_3DFX_multisample 1
346 #define WGL_WGL_EXT_multisample 1
347 #define WGL_NV_allocate_memory 1
350 typedef void (APIENTRY * PFNGLACTIVETEXTUREARBPROC) (GLenum target);
351 typedef void (APIENTRY * PFNGLMULTITEXCOORD2FARBPROC) (GLenum target, GLfloat s, GLfloat t);
352 typedef void (APIENTRY * PFNGLCLIENTACTIVETEXTUREARBPROC) (GLenum target);
353 typedef void (APIENTRY * PFNGLLOCKARRAYSEXTPROC) (GLint first, GLsizei count);
354 typedef void (APIENTRY * PFNGLUNLOCKARRAYSEXTPROC) (void);
358 typedef int (APIENTRY * PFNGLBINDBUFFERARBPROC) (GLenum target, GLuint buffer);
359 typedef int (APIENTRY * PFNGLDELETEBUFFERSARBPROC) (GLsizei n, const GLuint *buffers);
360 typedef int (APIENTRY * PFNGLGENBUFFERSARBPROC) (GLsizei n, GLuint *buffers);
361 typedef int (APIENTRY * PFNGLBUFFERDATAARBPROC) (GLenum target, int size, const GLvoid *data, GLenum usage);
363 typedef int (APIENTRY * PFNWGLCHOOSEPIXELFORMATARBPROC) ();
364 typedef void * (APIENTRY * PFNWGLCREATEPBUFFERARBPROC) (HDC hDC, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList);
365 typedef HDC (APIENTRY * PFNWGLGETPBUFFERDCARBPROC) (void * hPbuffer);
366 typedef int (APIENTRY * PFNWGLRELEASEPBUFFERDCARBPROC) (void * hPbuffer, HDC hDC);
367 typedef BOOL (APIENTRY * PFNWGLDESTROYPBUFFERARBPROC) (void * hPbuffer);
368 typedef BOOL (APIENTRY * PFNWGLQUERYPBUFFERARBPROC) (void * hPbuffer, int iAttribute, int *piValue);
369 typedef const char * (APIENTRY * PFNWGLGETEXTENSIONSSTRINGARBPROC) (HDC hdc);
370 typedef BOOL (APIENTRY * PFNWGLBINDTEXIMAGEARBPROC) (void * hPbuffer, int iBuffer);
371 typedef BOOL (APIENTRY * PFNWGLRELEASETEXIMAGEARBPROC) (void * hPbuffer, int iBuffer);
373 static PFNGLMAPBUFFERARBPROC glMapBufferARB = null;
374 static PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB = null;
375 static PFNGLACTIVETEXTUREARBPROC glActiveTextureARB = null;
376 static PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB = null;
377 static PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB = null;
378 static PFNGLLOCKARRAYSEXTPROC glLockArraysEXT = null;
379 static PFNGLUNLOCKARRAYSEXTPROC glUnlockArraysEXT = null;
380 static PFNGLBLENDFUNCSEPARATEPROC glBlendFuncSeparate = null;
382 static PFNGLGENBUFFERSARBPROC glGenBuffersARB = null;
383 static PFNGLBINDBUFFERARBPROC glBindBufferARB = null;
384 static PFNGLBUFFERDATAARBPROC glBufferDataARB = null;
385 static PFNGLDELETEBUFFERSARBPROC glDeleteBuffersARB = null;
386 static PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB = null;
387 static PFNWGLGETEXTENSIONSSTRINGARBPROC wglGetExtensionsStringARB = null;
388 static PFNWGLCREATEPBUFFERARBPROC wglCreatePbufferARB = null;
389 static PFNWGLGETPBUFFERDCARBPROC wglGetPbufferDCARB = null;
390 static PFNWGLQUERYPBUFFERARBPROC wglQueryPbufferARB = null;
391 static PFNWGLDESTROYPBUFFERARBPROC wglDestroyPbufferARB = null;
392 static PFNWGLRELEASEPBUFFERDCARBPROC wglReleasePbufferDCARB = null;
393 static PFNWGLBINDTEXIMAGEARBPROC wglBindTexImageARB = null;
394 static PFNWGLRELEASETEXIMAGEARBPROC wglReleaseTexImageARB = null;
396 #define glBufferData glBufferDataARB
398 #ifdef WGL_WGLEXT_PROTOTYPES
399 extern BOOL WINAPI wglSwapIntervalEXT (int);
400 extern int WINAPI wglGetSwapIntervalEXT (void);
401 #endif /* WGL_WGLEXT_PROTOTYPES */
402 typedef BOOL (WINAPI * PFNWGLSWAPINTERVALEXTPROC) (int interval);
403 typedef int (WINAPI * PFNWGLGETSWAPINTERVALEXTPROC) (void);
405 static PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT = NULL;
407 #elif defined(__ANDROID__) || defined(__ODROID__)
409 #define GL_FRAMEBUFFER GL_FRAMEBUFFER_OES
410 #define GL_RENDERBUFFER GL_RENDERBUFFER_OES
411 #define GL_COLOR_ATTACHMENT0 GL_COLOR_ATTACHMENT0_OES
413 #define GL_POLYGON_STIPPLE 0xFFFF
414 #define GL_LINE_STIPPLE 0xFFFF
415 #define GL_LINE 0xFFFF
416 #define GL_FILL 0xFFFF
417 #define GL_ALL_ATTRIB_BITS 0xFFFF
418 #define GL_LIGHT_MODEL_LOCAL_VIEWER 0xFFFF
424 #define GL_QUAD_STRIP 0
425 //#define GL_DOUBLE 0
426 //#define GL_UNSIGNED_INT 0
429 //#define GL_LINE_STIPPLE 0
430 #define GL_BGRA_EXT 0
431 #define GL_UNPACK_ROW_LENGTH 0
432 #define GL_UNPACK_SKIP_PIXELS 0
433 #define GL_UNPACK_SKIP_ROWS 0
435 #define GL_PACK_ROW_LENGTH 0
436 #define GL_PACK_SKIP_ROWS 0
437 #define GL_PACK_SKIP_PIXELS 0
441 #if defined(ECERE_NO3D) || defined(ECERE_VANILLA)
449 FillBytesBy4(this, 0, sizeof(Matrix) >> 2);
450 m[0][0]=m[1][1]=m[2][2]=m[3][3]=1;
453 void Transpose(Matrix source)
458 m[j][i] = source.m[i][j];
461 void Multiply(Matrix a, Matrix b)
463 // We need a full matrix multiplication for the Projection matrix
464 m[0][0]=a.m[0][0]*b.m[0][0] + a.m[0][1]*b.m[1][0] + a.m[0][2]*b.m[2][0] + a.m[0][3]*b.m[3][0];
465 m[0][1]=a.m[0][0]*b.m[0][1] + a.m[0][1]*b.m[1][1] + a.m[0][2]*b.m[2][1] + a.m[0][3]*b.m[3][1];
466 m[0][2]=a.m[0][0]*b.m[0][2] + a.m[0][1]*b.m[1][2] + a.m[0][2]*b.m[2][2] + a.m[0][3]*b.m[3][2];
467 m[0][3]=a.m[0][0]*b.m[0][3] + a.m[0][1]*b.m[1][3] + a.m[0][2]*b.m[2][3] + a.m[0][3]*b.m[3][3];
469 m[1][0]=a.m[1][0]*b.m[0][0] + a.m[1][1]*b.m[1][0] + a.m[1][2]*b.m[2][0] + a.m[1][3]*b.m[3][0];
470 m[1][1]=a.m[1][0]*b.m[0][1] + a.m[1][1]*b.m[1][1] + a.m[1][2]*b.m[2][1] + a.m[1][3]*b.m[3][1];
471 m[1][2]=a.m[1][0]*b.m[0][2] + a.m[1][1]*b.m[1][2] + a.m[1][2]*b.m[2][2] + a.m[1][3]*b.m[3][2];
472 m[1][3]=a.m[1][0]*b.m[0][3] + a.m[1][1]*b.m[1][3] + a.m[1][2]*b.m[2][3] + a.m[1][3]*b.m[3][3];
474 m[2][0]=a.m[2][0]*b.m[0][0] + a.m[2][1]*b.m[1][0] + a.m[2][2]*b.m[2][0] + a.m[2][3]*b.m[3][0];
475 m[2][1]=a.m[2][0]*b.m[0][1] + a.m[2][1]*b.m[1][1] + a.m[2][2]*b.m[2][1] + a.m[2][3]*b.m[3][1];
476 m[2][2]=a.m[2][0]*b.m[0][2] + a.m[2][1]*b.m[1][2] + a.m[2][2]*b.m[2][2] + a.m[2][3]*b.m[3][2];
477 m[2][3]=a.m[2][0]*b.m[0][3] + a.m[2][1]*b.m[1][3] + a.m[2][2]*b.m[2][3] + a.m[2][3]*b.m[3][3];
479 m[3][0]=a.m[3][0]*b.m[0][0] + a.m[3][1]*b.m[1][0] + a.m[3][2]*b.m[2][0] + a.m[3][3]*b.m[3][0];
480 m[3][1]=a.m[3][0]*b.m[0][1] + a.m[3][1]*b.m[1][1] + a.m[3][2]*b.m[2][1] + a.m[3][3]*b.m[3][1];
481 m[3][2]=a.m[3][0]*b.m[0][2] + a.m[3][1]*b.m[1][2] + a.m[3][2]*b.m[2][2] + a.m[3][3]*b.m[3][2];
482 m[3][3]=a.m[3][0]*b.m[0][3] + a.m[3][1]*b.m[1][3] + a.m[3][2]*b.m[2][3] + a.m[3][3]*b.m[3][3];
487 // Our own matrix stack
488 static Matrix matrixStack[3][32];
489 static int matrixIndex[3];
490 static int curStack = 0;
494 // OpenGL ES Porting Kit
495 #if defined(__ANDROID__) || defined(__ODROID__)
496 #define glBindFramebuffer glBindFramebufferOES
497 #define glBindRenderbuffer glBindRenderbufferOES
498 #define GL_FRAMEBUFFER GL_FRAMEBUFFER_OES
499 #define GL_RENDERBUFFER GL_RENDERBUFFER_OES
500 #define glFramebufferTexture2D glFramebufferTexture2DOES
501 #define GL_COLOR_ATTACHMENT0 GL_COLOR_ATTACHMENT0_OES
502 #define glGenFramebuffers glGenFramebuffersOES
503 #define glGenRenderbuffers glGenRenderbuffersOES
504 #define glDeleteFramebuffers glDeleteFramebuffersOES
505 #define glDeleteRenderbuffers glDeleteRenderbuffersOES
507 #define GL_POLYGON_STIPPLE 0xFFFF
508 #define GL_LINE_STIPPLE 0xFFFF
509 #define GL_LINE 0xFFFF
510 #define GL_FILL 0xFFFF
511 #define GL_ALL_ATTRIB_BITS 0xFFFF
512 #define GL_LIGHT_MODEL_LOCAL_VIEWER 0xFFFF
513 #define GL_INT 0x1404
514 #define GL_UNSIGNED_INT 0x1405
515 #define GL_DOUBLE 0x140A
521 #define glDrawElementsi(type, count, start) glDrawElements(type, count, GL_UNSIGNED_SHORT, start)
523 #define glBufferDatai glesBufferDatai
524 #define glBufferDatad glesBufferDatad
525 #define glVertexPointeri glesVertexPointeri
526 #define glVertexPointerd glesVertexPointerd
528 #define glRecti glesRecti
529 #define glBegin glesBegin
530 #define glTexCoord2i glesTexCoord2i
531 #define glVertex2i glesVertex2i
532 #define glTexCoord2d glesTexCoord2d
533 #define glVertex2d glesVertex2d
534 #define glTexCoord2f glesTexCoord2f
535 #define glVertex2f glesVertex2f
536 #define glEnd glesEnd
537 #define glColor3f glesColor3f
538 #define glColor4ub glesColor4ub
539 #define glColor4fv glesColor4fv
540 #define glLineStipple glesLineStipple
541 #define glNormal3fv glesNormal3fv
542 #define glNormal3f glesNormal3f
543 #define glTexCoord2fv glesTexCoord2fv
544 #define glColorMaterial glesColorMaterial
546 #define glLoadMatrixd glesLoadMatrixd
547 #define glMultMatrixd glesMultMatrixd
548 #define glFrustum glesFrustum
549 #define glOrtho glesOrtho
550 #define glScaled glesScaled
551 #define glTranslated glesTranslated
552 #define glRotated glesRotated
553 #define glVertex3d glesVertex3d
554 #define glVertex3dv glesVertex3dv
555 #define glVertex3f glesVertex3f
556 #define glVertex3fv glesVertex3fv
557 #define glLightModeli glesLightModeli
559 #if defined(__ANDROID__)
561 #define GL_QUAD_STRIP 0
562 //#define GL_DOUBLE 0
563 //#define GL_UNSIGNED_INT 0
566 //#define GL_LINE_STIPPLE 0
567 #define GL_BGRA_EXT 0
568 #define GL_UNPACK_ROW_LENGTH 0
569 #define GL_UNPACK_SKIP_PIXELS 0
570 #define GL_UNPACK_SKIP_ROWS 0
572 #define GL_PACK_ROW_LENGTH 0
573 #define GL_PACK_SKIP_ROWS 0
574 #define GL_PACK_SKIP_PIXELS 0
579 #define glVertexPointerd(nc, s, p, nv) glVertexPointer(nc, GL_DOUBLE, s, p)
580 #define glDrawElementsi(type, count, start) glDrawElements(type, count, GL_UNSIGNED_INT, start)
584 #if defined(__ANDROID__) || defined(__ODROID__)
585 static EGLDisplay eglDisplay;
586 static EGLSurface eglSurface;
587 static EGLContext eglContext;
588 static int eglWidth, eglHeight;
590 #if defined(__ANDROID__)
591 static bool egl_init_display(ANativeWindow* window)
593 static bool egl_init_display(uint window)
596 const EGLint attribs[] =
598 EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
602 EGL_DEPTH_SIZE, 16, //24,
603 /*EGL_SAMPLE_BUFFERS, 1,
604 EGL_SAMPLES, 0, //2,*/
613 EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
614 eglInitialize(display, 0, 0);
615 eglChooseConfig(display, attribs, &config, 1, &numConfigs);
616 eglGetConfigAttrib(display, config, EGL_NATIVE_VISUAL_ID, &format);
618 surface = eglCreateWindowSurface(display, config, window, null);
619 context = eglCreateContext(display, config, null, null);
621 if(!eglMakeCurrent(display, surface, surface, context))
624 eglQuerySurface(display, surface, EGL_WIDTH, &w);
625 eglQuerySurface(display, surface, EGL_HEIGHT, &h);
627 eglDisplay = display;
628 eglContext = context;
629 eglSurface = surface;
633 glEnableClientState(GL_VERTEX_ARRAY);
635 // Initialize GL state.
636 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
637 glEnable(GL_CULL_FACE);
638 glShadeModel(GL_SMOOTH);
639 glDisable(GL_DEPTH_TEST);
641 glDisable(GL_CULL_FACE);
642 glDisable(GL_DEPTH_TEST);
644 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
647 matrixStack[0][0].Identity();
648 matrixStack[1][0].Identity();
649 matrixStack[2][0].Identity();
651 glesMatrixMode(GL_MODELVIEW);
652 glScaled(1.0, 1.0, -1.0);
653 glesMatrixMode(GL_PROJECTION);
654 glShadeModel(GL_FLAT);
656 glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL, GL_SEPARATE_SPECULAR_COLOR);
657 glFogi(GL_FOG_MODE, GL_EXP);
658 glFogf(GL_FOG_DENSITY, 0);
659 glEnable(GL_NORMALIZE);
660 glDepthFunc(GL_LESS);
662 glDisable(GL_MULTISAMPLE_ARB);
666 glOrtho(0,w,h,0,0.0,1.0);
669 curElementBuffer = 0;
673 static void egl_term_display()
677 glDeleteTextures(1, &stippleTexture);
680 if(eglDisplay != EGL_NO_DISPLAY)
682 eglMakeCurrent(eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
683 if(eglContext != EGL_NO_CONTEXT)
684 eglDestroyContext(eglDisplay, eglContext);
685 if(eglSurface != EGL_NO_SURFACE)
686 eglDestroySurface(eglDisplay, eglSurface);
687 eglTerminate(eglDisplay);
689 eglDisplay = EGL_NO_DISPLAY;
690 eglContext = EGL_NO_CONTEXT;
691 eglSurface = EGL_NO_SURFACE;
696 // OpenGL Immediate Mode Porting Kit
697 static int beginCount;
698 static int vertexCount;
699 static int normalCount;
700 static float *vertexPointer;
701 static float *normalPointer;
702 static GLenum beginMode = -1;
703 static uint beginBufferSize, normalBufferSize;
704 static int numVertexCoords = 2;
705 static bool vertexColorValues = false;
706 static int vertexStride = 4;
707 static int vertexOffset = 2;
709 public void glesRecti(int a, int b, int c, int d)
719 public void glesBegin(GLenum mode)
724 vertexColorValues = false;
731 normalBufferSize = beginBufferSize = 1024; // default number of vertices
732 vertexPointer = new float[beginBufferSize * vertexStride];
733 normalPointer = new float[normalBufferSize * 3];
737 public void glesTexCoord2f(float x, float y)
739 int count = vertexCount;
741 if(vertexCount + numVertexCoords > beginBufferSize)
743 beginBufferSize = beginBufferSize + beginBufferSize/2;
744 vertexPointer = renew vertexPointer float[beginBufferSize * vertexStride];
747 vertexPointer[count*vertexStride ] = x;
748 vertexPointer[count*vertexStride+1] = y;
751 if(beginMode == GL_QUADS && ((beginCount % 4) == 3))
753 vertexPointer[count*vertexStride ] = vertexPointer[(count-4)*vertexStride];
754 vertexPointer[count*vertexStride+1] = vertexPointer[(count-4)*vertexStride+1];
756 vertexPointer[count*vertexStride ] = vertexPointer[(count-3)*vertexStride];
757 vertexPointer[count*vertexStride+1] = vertexPointer[(count-3)*vertexStride+1];
761 public void glesTexCoord2i(int x, int y) { glesTexCoord2f((float)x, (float)y); }
762 public void glesTexCoord2d(double x, double y) { glesTexCoord2f((float)x, (float)y); }
763 public void glesTexCoord2fv(float * a) { glesTexCoord2f(a[0], a[1]); }
765 public void glesVertex2f(float x, float y)
768 vertexStride = vertexOffset + numVertexCoords;
770 if(vertexCount + 4 > beginBufferSize)
772 beginBufferSize = beginBufferSize + beginBufferSize/2;
773 vertexPointer = renew vertexPointer float[beginBufferSize * vertexStride];
776 vertexPointer[vertexCount*vertexStride+vertexOffset] = x;
777 vertexPointer[vertexCount*vertexStride+vertexOffset + 1] = y;
780 if(beginMode == GL_QUADS && ((beginCount % 4) == 3))
782 vertexPointer[vertexCount*vertexStride+vertexOffset] = vertexPointer[(vertexCount-4)*vertexStride+vertexOffset];
783 vertexPointer[vertexCount*vertexStride+vertexOffset + 1] = vertexPointer[(vertexCount-4)*vertexStride+vertexOffset + 1];
785 vertexPointer[vertexCount*vertexStride+vertexOffset] = vertexPointer[(vertexCount-3)*vertexStride+vertexOffset];
786 vertexPointer[vertexCount*vertexStride+vertexOffset + 1] = vertexPointer[(vertexCount-3)*vertexStride+vertexOffset + 1];
791 public void glesVertex2i(int x, int y) { glesVertex2f((float)x, (float)y); }
792 public void glesVertex2d(double x, double y) { glesVertex2f((float)x, (float)y); }
794 public void glesEnd(void)
796 int mode = beginMode;
797 if(mode == GL_QUADS) mode = GL_TRIANGLES;
798 else if(mode == GL_POLYGON) mode = GL_TRIANGLE_FAN;
800 glEnableClientState(GL_TEXTURE_COORD_ARRAY);
801 noAB.use(texCoord, 2, GL_FLOAT, vertexStride * sizeof(float), vertexPointer);
802 if(vertexColorValues)
804 glEnableClientState(GL_COLOR_ARRAY);
805 noAB.use(color, 4, GL_FLOAT, vertexStride * sizeof(float), vertexPointer + 2);
807 noAB.use(vertex, numVertexCoords, GL_FLOAT, (vertexStride)*sizeof(float),vertexPointer+vertexOffset);
808 if(normalCount && normalCount == vertexCount)
810 glEnableClientState(GL_NORMAL_ARRAY);
811 noAB.use(normal, 3, GL_FLOAT, 3*sizeof(float),normalPointer);
814 glDrawArrays(mode, 0, vertexCount);
816 glDisableClientState(GL_NORMAL_ARRAY);
817 if(vertexColorValues)
818 glDisableClientState(GL_COLOR_ARRAY);
819 glDisableClientState(GL_TEXTURE_COORD_ARRAY);
821 vertexColorValues = false;
827 static float *floatVPBuffer = null;
828 static short *shortVPBuffer = null;
829 static unsigned int shortVPSize = 0, floatVPSize = 0;
832 //static float *floatVPBuffer = null; // For floats we reuse floatVPBuffer
833 static unsigned short *shortBDBuffer = null;
834 static unsigned int shortBDSize = 0/*, floatVPSize = 0*/;
836 public void glesVertexPointeri(int numCoords, int stride, int *pointer, int numVertices)
841 if(numVertices*numCoords > shortVPSize)
843 shortVPSize = numVertices*numCoords;
844 shortVPBuffer = renew shortVPBuffer short[shortVPSize];
846 for(i = 0; i < numVertices*numCoords; i++)
847 shortVPBuffer[i] = (short)pointer[i];
848 glVertexPointer(numCoords, GL_SHORT, stride, shortVPBuffer);
851 glVertexPointer(numCoords, GL_SHORT, stride, 0);
854 public void glesVertexPointerd(int numCoords, int stride, double *pointer, int numVertices)
859 if(numVertices*numCoords > floatVPSize)
861 floatVPSize = numVertices*numCoords;
862 floatVPBuffer = renew floatVPBuffer float[floatVPSize];
864 for(i = 0; i < numVertices*numCoords; i++)
865 floatVPBuffer[i] = (float)pointer[i];
866 glVertexPointer(numCoords, GL_FLOAT, stride, floatVPBuffer);
869 glVertexPointer(numCoords, GL_FLOAT, stride, 0);
872 public void glesTexReuseIntVP(int numCoords)
874 glTexCoordPointer(numCoords, GL_SHORT, 0, floatVPBuffer);
877 public void glesTexReuseDoubleVP(int numCoords)
879 glTexCoordPointer(numCoords, GL_FLOAT, 0, floatVPBuffer);
882 public void glesColor4f(float r, float g, float b, float a)
884 if(beginMode != (GLenum)-1)
886 int count = vertexCount;
888 vertexColorValues = true;
890 vertexStride = vertexOffset + numVertexCoords;
892 if(vertexCount + vertexStride > beginBufferSize)
894 beginBufferSize = beginBufferSize + beginBufferSize/2;
895 vertexPointer = renew vertexPointer float[beginBufferSize * vertexStride];
898 vertexPointer[count*vertexStride + 2] = r;
899 vertexPointer[count*vertexStride + 3] = g;
900 vertexPointer[count*vertexStride + 4] = b;
901 vertexPointer[count*vertexStride + 5] = a;
904 if(beginMode == GL_QUADS && ((beginCount % 4) == 3))
906 vertexPointer[count*vertexStride + 2] = vertexPointer[(count-4) * vertexStride + 2];
907 vertexPointer[count*vertexStride + 3] = vertexPointer[(count-4) * vertexStride + 3];
908 vertexPointer[count*vertexStride + 4] = vertexPointer[(count-4) * vertexStride + 4];
909 vertexPointer[count*vertexStride + 5] = vertexPointer[(count-4) * vertexStride + 5];
911 vertexPointer[count*vertexStride + 2] = vertexPointer[(count-3) * vertexStride + 2];
912 vertexPointer[count*vertexStride + 3] = vertexPointer[(count-3) * vertexStride + 3];
913 vertexPointer[count*vertexStride + 4] = vertexPointer[(count-3) * vertexStride + 4];
914 vertexPointer[count*vertexStride + 5] = vertexPointer[(count-3) * vertexStride + 5];
919 glColor4f(r, g, b, a);
922 public void glesColor3f( float r, float g, float b )
924 glesColor4f(r, g, b, 1.0f);
927 public void glesColor4ub(unsigned char r, unsigned char g, unsigned char b, unsigned char a)
929 glesColor4f(r/255.0f, g/255.0f, b/255.0f, a/255.0f);
932 public void glesColor4fv(float * a)
934 glesColor4f(a[0], a[1], a[2], a[3]);
937 public void glesBufferDatad(int target, int size, void * data, int usage)
939 int numElems = size/sizeof(double);
940 double * dblPtr = (double *)data;
942 if (numElems > floatVPSize)
944 floatVPSize = numElems;
945 floatVPBuffer = renew floatVPBuffer float[floatVPSize];
947 for (i=0; i< numElems; i++)
948 floatVPBuffer[i] = (float)dblPtr[i];
950 glBufferData(target, numElems*sizeof(float), floatVPBuffer, usage);
953 public void glesBufferDatai(int target, int size, void * data, int usage)
955 int numElems = size/sizeof(unsigned int);
956 unsigned int * pointer = (unsigned int *)data;
958 if (numElems > shortBDSize)
960 shortBDSize = numElems;
961 shortBDBuffer = renew shortBDBuffer uint16[shortBDSize];
963 for (i=0; i< numElems; i++)
964 shortBDBuffer[i] = (unsigned short)pointer[i];
966 glBufferData(target, numElems*sizeof(unsigned short), shortBDBuffer, usage);
969 // *** Our Custom Matrix Stack ***
971 static void LoadCurMatrix()
973 double * i = matrixStack[curStack][matrixIndex[curStack]].array;
976 (float)i[0],(float)i[1],(float)i[2],(float)i[3],
977 (float)i[4],(float)i[5],(float)i[6],(float)i[7],
978 (float)i[8],(float)i[9],(float)i[10],(float)i[11],
979 (float)i[12],(float)i[13],(float)i[14],(float)i[15]
984 public void glesLoadIdentity()
986 matrixStack[curStack][matrixIndex[curStack]].Identity();
990 public void glesPushMatrix()
992 if(matrixIndex[curStack] + 1 < sizeof(matrixStack[0]) / sizeof(Matrix))
994 matrixIndex[curStack]++;
995 memcpy(matrixStack[curStack][matrixIndex[curStack]].array, matrixStack[curStack][matrixIndex[curStack]-1].array, sizeof(Matrix));
999 public void glesPopMatrix()
1001 if(matrixIndex[curStack] > 0)
1003 matrixIndex[curStack]--;
1008 public void glesLoadMatrixd(double * i)
1010 memcpy(matrixStack[curStack][matrixIndex[curStack]].array, i, sizeof(Matrix));
1014 public void glesOrtho( double l, double r, double b, double t, double n, double f )
1018 (2 / (r - l)), 0, 0, 0,
1019 0, (2 / (t - b)), 0, 0,
1020 0, 0, (-2 / (f - n)), 0,
1021 (-(r + l) / (r - l)), (-(t + b) / (t - b)), (-(f + n) / (f - n)), 1
1024 res.Multiply(m, matrixStack[curStack][matrixIndex[curStack]]);
1025 matrixStack[curStack][matrixIndex[curStack]] = res;
1029 public void glesFrustum( double l, double r, double b, double t, double n, double f )
1039 double A = ((r + l) / (r - l));
1040 double B = ((t + b) / (t - b));
1041 double C = (-(f + n) / (f - n));
1042 double D = (-2*f*n/(f-n));
1045 (2.0*n / (r - l)), 0, 0, 0,
1046 0, (2.0*n / (t - b)), 0, 0,
1051 res.Multiply(m, matrixStack[curStack][matrixIndex[curStack]]);
1052 matrixStack[curStack][matrixIndex[curStack]] = res;
1057 public void glesRotated( double a, double b, double c, double d )
1062 q.RotationAxis({(float)b,(float)c,(float)-d}, a );
1063 m.RotationQuaternion(q);
1064 r.Multiply(m, matrixStack[curStack][matrixIndex[curStack]]);
1065 matrixStack[curStack][matrixIndex[curStack]] = r;
1068 public void glesScaled( double a, double b, double c )
1074 r.Multiply(m, matrixStack[curStack][matrixIndex[curStack]]);
1075 matrixStack[curStack][matrixIndex[curStack]] = r;
1079 public void glesTranslated( double a, double b, double c )
1085 r.Multiply(m, matrixStack[curStack][matrixIndex[curStack]]);
1086 matrixStack[curStack][matrixIndex[curStack]] = r;
1090 public void glesMultMatrixd( double * i )
1093 r.Multiply((Matrix *)i, matrixStack[curStack][matrixIndex[curStack]]);
1094 matrixStack[curStack][matrixIndex[curStack]] = r;
1098 public void glesMatrixMode(int mode)
1100 curStack = (mode == GL_MODELVIEW) ? 0 : (mode == GL_PROJECTION) ? 1 : 2;
1106 #define glPushMatrix glesPushMatrix
1107 #define glPopMatrix glesPopMatrix
1108 #define glLoadIdentity glesLoadIdentity
1109 #define glMatrixMode glesMatrixMode
1113 /* Using the built-in matrix stack
1114 void glesLoadMatrixd( double * i )
1118 (float)i[0],(float)i[1],(float)i[2],(float)i[3],
1119 (float)i[4],(float)i[5],(float)i[6],(float)i[7],
1120 (float)i[8],(float)i[9],(float)i[10],(float)i[11],
1121 (float)i[12],(float)i[13],(float)i[14],(float)i[15]
1126 void glesOrtho( double l, double r, double b, double t, double n, double f )
1128 float matrix[4][4] =
1130 { (float)(2 / (r - l)), 0, 0, 0 },
1131 { 0, (float)(2 / (t - b)), 0, 0 },
1132 { 0, 0, (float)(-2 / (f - n)), 0 },
1133 { (float)(-(r + l) / (r - l)), (float)(-(t + b) / (t - b)), (float)(-(f + n) / (f - n)), 1 }
1135 glMultMatrixf((float *)matrix);
1138 void glesFrustum( double l, double r, double b, double t, double n, double f )
1140 float A = (float)((r + l) / (r - l));
1141 float B = (float)((t + b) / (t - b));
1142 float C = (float)(-(f + n) / (f - n));
1143 float D = (float)(-2*f*n/(f-n));
1144 float matrix[4][4] =
1146 { (float)(2*n / (r - l)), 0, 0, 0 },
1147 { 0, (float)(2*n / (t - b)), 0, 0 },
1151 glMultMatrixf((float *)matrix);
1154 void glesRotated( double a, double b, double c, double d ) { glRotatef((float)a, (float)b, (float)c, (float)d); }
1155 void glesScaled( double a, double b, double c ) { glScalef((float)a, (float)b, (float)c); }
1156 void glesTranslated( double a, double b, double c ) { glTranslatef((float)a, (float)b, (float)c); }
1158 void glesMultMatrixd( double * i )
1162 (float)i[0], (float)i[1], (float)i[2], (float)i[3],
1163 (float)i[4], (float)i[5], (float)i[6], (float)i[7],
1164 (float)i[8], (float)i[9], (float)i[10], (float)i[11],
1165 (float)i[12], (float)i[13], (float)i[14], (float)i[15]
1171 // Need to do these...
1172 public void glesVertex3f( float x, float y, float z )
1174 numVertexCoords = 3;
1175 vertexStride = vertexOffset + numVertexCoords;
1177 if(vertexCount + vertexStride > beginBufferSize)
1179 beginBufferSize = beginBufferSize + beginBufferSize/2;
1180 vertexPointer = renew vertexPointer float[beginBufferSize * vertexStride];
1183 vertexPointer[vertexCount*vertexStride+vertexOffset] = x;
1184 vertexPointer[vertexCount*vertexStride+vertexOffset+1] = y;
1185 vertexPointer[vertexCount*vertexStride+vertexOffset+2] = z;
1188 if(beginMode == GL_QUADS && ((beginCount % 4) == 3))
1190 vertexPointer[vertexCount*vertexStride+vertexOffset] = vertexPointer[(vertexCount-4)*vertexStride+vertexOffset];
1191 vertexPointer[vertexCount*vertexStride+vertexOffset+1] = vertexPointer[(vertexCount-4)*vertexStride+vertexOffset+1];
1192 vertexPointer[vertexCount*vertexStride+vertexOffset+2] = vertexPointer[(vertexCount-4)*vertexStride+vertexOffset+2];
1194 vertexPointer[vertexCount*vertexStride+vertexOffset] = vertexPointer[(vertexCount-3)*vertexStride+vertexOffset];
1195 vertexPointer[vertexCount*vertexStride+vertexOffset+1] = vertexPointer[(vertexCount-3)*vertexStride+vertexOffset+1];
1196 vertexPointer[vertexCount*vertexStride+vertexOffset+2] = vertexPointer[(vertexCount-3)*vertexStride+vertexOffset+2];
1202 public void glesVertex3d( double x, double y, double z ) { glesVertex3f((float)x, (float)y, (float)z); }
1203 public void glesVertex3fv( float* coords ) { glesVertex3f(coords[0], coords[1], coords[2]); }
1204 public void glesVertex3dv( double* coords ) { glesVertex3f((float)coords[0], (float)coords[1], (float)coords[2]); }
1206 public void glesNormal3f(float x, float y, float z)
1208 normalCount = vertexCount;
1209 if(vertexCount + 4 > normalBufferSize)
1211 normalBufferSize = normalBufferSize + normalBufferSize/2;
1212 normalPointer = renew normalPointer float[normalBufferSize * 2];
1215 normalPointer[normalCount*3+0] = x;
1216 normalPointer[normalCount*3+1] = y;
1217 normalPointer[normalCount*3+2] = z;
1220 if(beginMode == GL_QUADS && ((beginCount % 4) == 3))
1222 normalPointer[normalCount*3+0] = normalPointer[(normalCount-4)*3+0];
1223 normalPointer[normalCount*3+1] = normalPointer[(normalCount-4)*3+1];
1224 normalPointer[normalCount*3+2] = normalPointer[(normalCount-4)*3+2];
1226 normalPointer[normalCount*3+0] = normalPointer[(normalCount-3)*3+0];
1227 normalPointer[normalCount*3+1] = normalPointer[(normalCount-3)*3+1];
1228 normalPointer[normalCount*3+2] = normalPointer[(normalCount-3)*3+2];
1232 public void glesNormal3fd(double x, double y, double z) { glesNormal3f((float)x, (float)y, (float)z); }
1233 public void glesNormal3fv(float * coords) { glesNormal3f(coords[0], coords[1], coords[2]); }
1235 public void glesColorMaterial(int a, int b)
1237 PrintLn("glColorMaterial stub");
1240 public void glesTerminate()
1242 delete vertexPointer;
1243 delete normalPointer;
1244 beginBufferSize = 0;
1246 delete floatVPBuffer;
1249 delete shortVPBuffer;
1252 delete shortBDBuffer;
1256 static GLuint stippleTexture;
1258 static bool stippleEnabled;
1261 public void glesLineStipple( int i, unsigned short j )
1265 for(x = 0; x < 16; x++)
1267 bool v = (j & (1 << x)) != 0;
1268 texture[x] = v ? 0xFFFFFFFF : 0;
1271 glGenTextures(1, &stippleTexture);
1272 glBindTexture(GL_TEXTURE_2D, stippleTexture);
1273 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 16, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture);
1274 glEnable(GL_TEXTURE_2D);
1275 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
1276 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
1277 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
1278 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
1279 glMatrixMode(GL_TEXTURE);
1281 //glTranslated(1.0/backAttrib->texW/2.0f, 1.0/backAttrib->texH/2.0f, 0.0f);
1282 glScaled(i/16.0, 1, 1.0f);
1283 glTranslated(0.5, 0.5, 0);
1284 glMatrixMode(GL_PROJECTION);
1287 public void glesLightModeli( unsigned int pname, int param )
1289 if(pname == GL_LIGHT_MODEL_TWO_SIDE)
1290 glLightModelf(GL_LIGHT_MODEL_TWO_SIDE, param);
1293 #if defined(__ANDROID__) || defined(__ODROID__)
1294 void glClearDepth( double depth ) { glClearDepthf((float)depth); }
1295 void glFogi( unsigned int pname, int param ) { }
1296 void glPolygonMode( unsigned int i, unsigned int j ) { }
1299 // *** Picking won't be supported for now ***
1300 void glPushName( unsigned int i ) { }
1301 void glLoadName( unsigned int i ) { }
1302 void glPopName() { }
1304 // Probably replace by regular glBlendFunc ...
1305 void glBlendFuncSeparate(int a, int b, int c, int d)
1310 // For direct pixel blitting...
1311 void glRasterPos2d(double a, double b) { }
1312 void glPixelZoom(float a, float b) { }
1313 void glDrawPixels(int a, int b, int c, int d, void * e) { }
1317 #if !defined(__APPLE__) && !defined(__WIN32__) && !defined(__ODROID__)
1318 void (APIENTRY * glBindBufferARB) (GLenum target, GLuint buffer);
1319 void (APIENTRY * glGenBuffersARB) (GLsizei n, GLuint *buffers);
1320 void (APIENTRY * glDeleteBuffersARB) (GLsizei n, const GLuint *buffers);
1321 void (APIENTRY * glBufferDataARB) (GLenum target, int size, const GLvoid *data, GLenum usage);
1324 public void GLLoadMatrix(Matrix matrix)
1328 (float)matrix.m[0][0], (float)matrix.m[0][1], (float)matrix.m[0][2], (float)matrix.m[0][3],
1329 (float)matrix.m[1][0], (float)matrix.m[1][1], (float)matrix.m[1][2], (float)matrix.m[1][3],
1330 (float)matrix.m[2][0], (float)matrix.m[2][1], (float)matrix.m[2][2], (float)matrix.m[2][3],
1331 (float)matrix.m[3][0], (float)matrix.m[3][1], (float)matrix.m[3][2], (float)matrix.m[3][3]
1336 public enum GLBufferContents { vertex, normal, texCoord, color };
1338 public define noAB = GLAB { 0 };
1340 static uint curArrayBuffer;
1346 void upload(uint size, void * data)
1351 GLGenBuffers(1, this);
1352 if(curArrayBuffer != buffer)
1353 GLBindBuffer(GL_ARRAY_BUFFER, buffer);
1354 glBufferData(GL_ARRAY_BUFFER, size, data, GL_STATIC_DRAW); //GL_DYNAMIC_DRAW);
1360 if(this != null && buffer)
1362 GLDeleteBuffers(1, this);
1367 void use(GLBufferContents contents, int n, int type, uint stride, void * pointer)
1369 if(curArrayBuffer != ((this != null) ? buffer : 0))
1370 GLBindBuffer(GL_ARRAY_BUFFER, ((this != null) ? buffer : 0));
1373 case normal: glNormalPointer(type, stride, pointer); break;
1374 case vertex: glVertexPointer(n, type, stride, pointer); break;
1375 case texCoord: glTexCoordPointer(n, type, stride, pointer); break;
1376 case color: glColorPointer(n, type, stride, pointer); break;
1380 void useVertTrans(uint count, int n, int type, uint stride, void * pointer)
1383 if(curArrayBuffer != ((this != null) ? buffer : 0))
1384 GLBindBuffer(GL_ARRAY_BUFFER, ((this != null) ? buffer : 0));
1386 glVertexPointeri(n, stride, pointer, count);
1387 else if(type == GL_DOUBLE)
1388 glVertexPointerd(n, stride, pointer, count);
1390 use(vertex, n, type, stride, pointer);
1395 static uint curElementBuffer;
1397 public define noEAB = GLEAB { 0 };
1403 void upload(uint size, void * data)
1408 GLGenBuffers(1, (GLAB *)this);
1410 if(curElementBuffer != buffer)
1411 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, buffer);
1412 glBufferData(GL_ELEMENT_ARRAY_BUFFER, size, data, GL_STATIC_DRAW); //GL_DYNAMIC_DRAW);
1418 if(this != null && buffer)
1420 GLDeleteBuffers(1, (GLAB *)this);
1425 void draw(int primType, int count, int type, void * indices)
1427 if(curElementBuffer != ((this != null) ? buffer : 0))
1428 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ((this != null) ? buffer : 0));
1430 type = GL_UNSIGNED_SHORT;
1432 glDrawElements(primType, count, type, indices);
1436 public void GLGenBuffers(int count, GLAB * buffers)
1438 #if defined(__ANDROID__) || defined(__ODROID__)
1439 glGenBuffers(count, (GLuint *)buffers);
1441 #if defined(__WIN32__)
1444 glGenBuffersARB(count, (GLuint *)buffers);
1448 public void GLDeleteBuffers(int count, GLAB * buffers)
1451 for(i = 0; i < count; i++)
1453 uint buffer = buffers[i].buffer;
1456 if(buffer == curArrayBuffer)
1457 GLBindBuffer(GL_ARRAY_BUFFER_ARB, 0);
1458 else if(buffer == curElementBuffer)
1459 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER_ARB, 0);
1462 #if defined(__ANDROID__) || defined(__ODROID__)
1463 if(count && buffers[0].buffer)
1464 glDeleteBuffers(count, (GLuint *)buffers);
1466 #if defined(__WIN32__)
1467 if(glDeleteBuffersARB)
1469 glDeleteBuffersARB(count, (GLuint *)buffers);
1473 void GLBindBuffer(int target, uint buffer)
1475 #if defined(__ANDROID__) || defined(__ODROID__)
1476 glBindBuffer(target, buffer);
1478 #if defined(__WIN32__)
1481 glBindBufferARB(target, buffer);
1483 if(target == GL_ARRAY_BUFFER_ARB)
1484 curArrayBuffer = buffer;
1485 else if(target == GL_ELEMENT_ARRAY_BUFFER_ARB)
1486 curElementBuffer = buffer;
1489 public void GLVertexPointer(int numCoords, int glType, int stride, void *ptr, int numVertices)
1492 if(glType == GL_DOUBLE)
1493 glesVertexPointerd(numCoords, stride, ptr, numVertices);
1494 else if(glType == GL_INT)
1495 glesVertexPointeri(numCoords, stride, ptr, numVertices);
1498 glVertexPointer(numCoords, glType, stride, ptr);
1501 public void GLBufferData(int type, GLenum target, int size, const GLvoid *data, GLenum usage)
1504 if(type == GL_DOUBLE)
1505 glesBufferDatad(target, size, (void *)data, usage);
1506 else if(type == GL_UNSIGNED_INT)
1507 glesBufferDatai(target, size, (void *)data, usage);
1511 #if defined(__ANDROID__) || defined(__ODROID__)
1512 glBufferData(target, size, data, usage);
1515 #if defined(__WIN32__)
1518 glBufferDataARB(target, size, data, usage);
1522 #if !defined(ECERE_NO3D) && !defined(ECERE_VANILLA)
1523 static int primitiveTypes[RenderPrimitiveType] =
1525 GL_POINTS, GL_LINES, GL_TRIANGLES, GL_TRIANGLE_STRIP, GL_TRIANGLE_FAN, GL_QUADS, GL_QUAD_STRIP, GL_LINE_STRIP
1530 // Non OpenGL ES friendly stuff
1534 //#undef GL_UNSIGNED_INT
1539 #undef GL_QUAD_STRIP
1540 #undef GL_POLYGON_STIPPLE
1541 #undef GL_LINE_STIPPLE
1544 #undef GL_ALL_ATTRIB_BITS
1545 #undef GL_LIGHT_MODEL_LOCAL_VIEWER
1549 static int displayWidth, displayHeight;
1551 #define GL_CLAMP_TO_EDGE 0x812F
1553 static bool vboAvailable;
1555 static bool useSingleGLContext = false;
1556 class OGLDisplay : struct
1558 #if defined(__WIN32__)
1568 int imageBuffers[2];
1569 byte * pboMemory1, * pboMemory2;
1571 #elif !defined(__ANDROID__) && !defined(__ODROID__)
1572 GLXContext glContext;
1575 XShmSegmentInfo shminfo;
1577 XShmSegmentInfo shminfoShape;
1578 XImage * shapeImage;
1582 X11Picture windowPicture;
1583 X11Picture pixmapPicture;
1585 X11Picture shapePicture;
1588 ColorAlpha * flippingBuffer;
1589 int flipBufH, flipBufW;
1594 class OGLSystem : struct
1599 #if defined(__WIN32__)
1600 PIXELFORMATDESCRIPTOR pfd;
1605 #elif !defined(__ANDROID__) && !defined(__ODROID__)
1606 XVisualInfo * visualInfo;
1607 GLXContext glContext;
1608 GLXDrawable glxDrawable;
1612 class OGLSurface : struct
1619 float foreground[4], background[4], bitmapMult[4];
1622 class OGLMesh : struct
1631 class OGLIndices : struct
1641 class OpenGLDisplayDriver : DisplayDriver
1643 class_property(name) = "OpenGL";
1645 bool LockSystem(DisplaySystem displaySystem)
1647 #if !defined(__ANDROID__) && !defined(__ODROID__)
1648 OGLSystem oglSystem = displaySystem.driverData;
1649 if(useSingleGLContext) return true;
1650 #if defined(__WIN32__)
1651 wglMakeCurrent(oglSystem.hdc, oglSystem.glrc);
1652 #elif defined(__unix__) || defined(__APPLE__)
1653 //if(previous) return true;
1654 // printf("Making SYSTEM current\n");
1655 glXMakeCurrent(xGlobalDisplay, (GLXDrawable)oglSystem.glxDrawable, oglSystem.glContext);
1656 //previous = oglSystem.glContext;
1659 GLBindBuffer(GL_ARRAY_BUFFER, 0);
1660 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
1664 void UnlockSystem(DisplaySystem displaySystem)
1666 if(useSingleGLContext) return;
1667 #if defined(__WIN32__)
1668 wglMakeCurrent(null, null);
1669 #elif defined(__unix__) || defined(__APPLE__)
1670 // printf("Making NULL current\n");
1671 #if defined(__ANDROID__) || defined(__ODROID__)
1673 glXMakeCurrent(xGlobalDisplay, None, null);
1679 bool Lock(Display display)
1681 #if !defined(__ANDROID__) && !defined(__ODROID__)
1682 OGLDisplay oglDisplay = display.driverData;
1683 if(useSingleGLContext) return true;
1684 #if defined(__WIN32__)
1685 wglMakeCurrent(oglDisplay.hdc, oglDisplay.glrc);
1686 #elif defined(__unix__) || defined(__APPLE__)
1687 // if(previous) glXMakeCurrent(xGlobalDisplay, None, null);
1688 // printf(" Making DISPLAY current\n");
1689 glXMakeCurrent(xGlobalDisplay, (GLXDrawable)display.window, oglDisplay.glContext);
1692 GLBindBuffer(GL_ARRAY_BUFFER, 0);
1693 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
1697 void Unlock(Display display)
1699 if(useSingleGLContext) return;
1700 //printf(" Making NULL current\n");
1701 //glXMakeCurrent(xGlobalDisplay, None, null);
1703 LockSystem(display.displaySystem);
1706 void DestroyDisplay(Display display)
1708 OGLDisplay oglDisplay = display.driverData;
1712 #if defined(__WIN32__)
1713 wglMakeCurrent( null, null );
1716 wglDeleteContext(oglDisplay.glrc);
1718 if(oglDisplay.hdc && oglDisplay.pBuffer)
1719 wglReleasePbufferDCARB(oglDisplay.pBuffer, oglDisplay.hdc);
1721 if(oglDisplay.pBuffer)
1722 wglDestroyPbufferARB(oglDisplay.pBuffer);
1725 ReleaseDC(display.window, oglDisplay.hdc);
1727 if(oglDisplay.memDC) DeleteDC(oglDisplay.memDC);
1728 if(oglDisplay.memBitmap) DeleteObject(oglDisplay.memBitmap);
1730 #elif defined(__unix__) || defined(__APPLE__)
1731 #if defined(__ANDROID__) || defined(__ODROID__)
1733 if(oglDisplay.shapePixmap)
1734 XFreePixmap(xGlobalDisplay, oglDisplay.shapePixmap);
1735 if(oglDisplay.pixmap)
1736 XFreePixmap(xGlobalDisplay, oglDisplay.pixmap);
1737 if(oglDisplay.image)
1739 if(oglDisplay.shminfoShape.shmid != -1)
1741 XShmDetach(xGlobalDisplay, &oglDisplay.shminfo);
1742 if(oglDisplay.shminfo.shmaddr != (void *)-1)
1743 shmdt(oglDisplay.shminfo.shmaddr);
1744 shmctl(oglDisplay.shminfo.shmid, IPC_RMID, 0);
1747 if(oglDisplay.shapeImage)
1749 if(oglDisplay.shminfoShape.shmid != -1)
1751 XShmDetach(xGlobalDisplay, &oglDisplay.shminfoShape);
1752 if(oglDisplay.shminfoShape.shmaddr != (void *)-1)
1753 shmdt(oglDisplay.shminfoShape.shmaddr);
1754 shmctl(oglDisplay.shminfoShape.shmid, IPC_RMID, 0);
1756 XDestroyImage(oglDisplay.shapeImage);
1757 oglDisplay.shapeImage = None;
1760 glXMakeCurrent(xGlobalDisplay, None, null);
1762 if(oglDisplay.glContext)
1763 glXDestroyContext(xGlobalDisplay, oglDisplay.glContext);
1766 delete oglDisplay.flippingBuffer;
1768 display.driverData = null;
1772 void ::CheckExtensions(OGLSystem oglSystem)
1774 const char * extensions = (const char *)glGetString(GL_EXTENSIONS);
1776 oglSystem.pow2textures = strstr(extensions, "GL_ARB_texture_non_power_of_two") ? false : true;
1777 glGetIntegerv(GL_MAX_TEXTURE_SIZE, &oglSystem.maxTextureSize);
1780 bool CreateDisplaySystem(DisplaySystem displaySystem)
1782 bool result = false;
1783 OGLSystem oglSystem = displaySystem.driverData = OGLSystem { };
1786 oglSystem.hwnd = CreateWindow("static", null, 0,0,0,0,0,null,null,null,null);
1788 oglSystem.hdc = GetDC(oglSystem.hwnd);
1792 oglSystem.pfd.nSize = (short)sizeof(oglSystem.pfd);
1793 oglSystem.pfd.nVersion = 1;
1794 oglSystem.pfd.dwFlags = PFD_DRAW_TO_WINDOW /*PFD_DRAW_TO_BITMAP*/ | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
1795 oglSystem.pfd.iPixelType = PFD_TYPE_RGBA;
1796 oglSystem.pfd.cColorBits = 24;
1797 oglSystem.pfd.cAlphaBits = 8;
1798 oglSystem.pfd.cDepthBits = 24;
1799 oglSystem.pfd.iLayerType = PFD_MAIN_PLANE;
1801 oglSystem.format = ChoosePixelFormat(oglSystem.hdc, &oglSystem.pfd);
1802 DescribePixelFormat(oglSystem.hdc, oglSystem.format, sizeof(oglSystem.pfd), &oglSystem.pfd);
1804 if(oglSystem.pfd.cColorBits > 8)
1806 SetPixelFormat(oglSystem.hdc, oglSystem.format, &oglSystem.pfd);
1807 oglSystem.glrc = wglCreateContext(oglSystem.hdc);
1810 wglMakeCurrent(oglSystem.hdc, oglSystem.glrc);
1812 // Get Pointers To The GL Functions
1813 glActiveTextureARB = (void *) wglGetProcAddress("glActiveTextureARB");
1814 glMultiTexCoord2fARB = (void *) wglGetProcAddress("glMultiTexCoord2fARB");
1815 glClientActiveTextureARB = (void *) wglGetProcAddress("glClientActiveTextureARB");
1816 glLockArraysEXT = (void *) wglGetProcAddress("glLockArraysEXT" );
1817 glUnlockArraysEXT = (void *) wglGetProcAddress("glUnlockArraysEXT");
1818 glGenBuffersARB = (void *) wglGetProcAddress("glGenBuffersARB");
1819 glBindBufferARB = (void *) wglGetProcAddress("glBindBufferARB");
1820 glBufferDataARB = (void *) wglGetProcAddress("glBufferDataARB");
1821 glMapBufferARB = (void *) wglGetProcAddress("glMapBufferARB");
1822 glUnmapBufferARB = (void *) wglGetProcAddress("glUnmapBufferARB");
1823 glDeleteBuffersARB = (void *) wglGetProcAddress("glDeleteBuffersARB");
1824 glBlendFuncSeparate = (void *) wglGetProcAddress("glBlendFuncSeparate");
1826 wglChoosePixelFormatARB = (void *) wglGetProcAddress("wglChoosePixelFormatARB");
1827 wglGetExtensionsStringARB = (void *)wglGetProcAddress("wglGetExtensionsStringARB");
1828 wglCreatePbufferARB = (void *)wglGetProcAddress("wglCreatePbufferARB");
1829 wglGetPbufferDCARB = (void *)wglGetProcAddress("wglGetPbufferDCARB");
1830 wglQueryPbufferARB = (void *)wglGetProcAddress("wglQueryPbufferARB");
1831 wglDestroyPbufferARB = (void *)wglGetProcAddress("wglDestroyPbufferARB");
1832 wglReleasePbufferDCARB = (void *)wglGetProcAddress("wglReleasePbufferDCARB");
1833 wglBindTexImageARB = (void *)wglGetProcAddress("wglBindTexImageARB");
1834 wglReleaseTexImageARB = (void *)wglGetProcAddress("wglReleaseTexImageARB");
1836 wglSwapIntervalEXT = (void *)wglGetProcAddress("wglSwapIntervalEXT");
1838 vboAvailable = glBindBufferARB != null;
1840 // eSystem_LoggingMode(LOG_MSGBOX, null);
1842 if(wglChoosePixelFormatARB)
1847 float fAttributes[] = {0,0};
1850 WGL_DRAW_TO_WINDOW_ARB,GL_TRUE,
1851 WGL_SUPPORT_OPENGL_ARB,GL_TRUE,
1852 WGL_ACCELERATION_ARB,WGL_FULL_ACCELERATION_ARB,
1853 WGL_COLOR_BITS_ARB,24,
1854 WGL_ALPHA_BITS_ARB,8,
1855 WGL_DEPTH_BITS_ARB,16,
1856 WGL_STENCIL_BITS_ARB,0,
1857 WGL_DOUBLE_BUFFER_ARB,GL_TRUE,
1858 WGL_SAMPLE_BUFFERS_ARB,GL_TRUE,
1859 WGL_SAMPLES_ARB, 4, // Check For 4x Multisampling
1863 //Log("Found wglChoosePixelFormatARB\n");
1865 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
1866 if(!valid || !numFormats)
1868 //Log("Can't find 4x multi sampling\n");
1869 iAttributes[19] = 2;
1870 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
1871 if(!valid || !numFormats)
1873 // Log("Can't find 2x multi sampling\n");
1874 iAttributes[16] = 0;
1875 iAttributes[17] = 0;
1876 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
1879 if(valid && numFormats)
1881 oglSystem.format = pixelFormat;
1882 wglMakeCurrent(null, null);
1883 wglDeleteContext(oglSystem.glrc);
1885 // *** DescribePixelFormat does not support WGL pixel formats! ***
1886 //DescribePixelFormat(oglSystem.hdc, oglSystem.format, sizeof(oglSystem.pfd), &oglSystem.pfd);
1887 SetPixelFormat(oglSystem.hdc, oglSystem.format, &oglSystem.pfd);
1888 //Log("Successfully set pixel format\n");
1890 oglSystem.glrc = wglCreateContext(oglSystem.hdc);
1891 wglMakeCurrent(oglSystem.hdc, oglSystem.glrc);
1895 eSystem_Logf("Can't find wglChoosePixelFormatARB\n");*/
1899 CheckExtensions(oglSystem);
1901 wglMakeCurrent(null, null);
1903 //eSystem_DumpErrors(true);
1907 #elif defined(__unix__) || defined(__APPLE__)
1908 vboAvailable = true;
1909 #if defined(__ANDROID__)
1910 egl_init_display(guiApp.desktop.windowHandle);
1911 #elif defined(__ODROID__)
1912 egl_init_display((uint)displaySystem.window);
1913 CheckExtensions(oglSystem);
1917 X11Window root = RootWindow( xGlobalDisplay, DefaultScreen( xGlobalDisplay ) );
1918 XSetWindowAttributes attr;
1923 #ifndef ECERE_MINIGLX
1924 GLX_USE_GL, GLX_DEPTH_SIZE, 1,
1927 GLX_RED_SIZE, 1, GLX_GREEN_SIZE, 1, GLX_BLUE_SIZE, 1,
1931 oglSystem.visualInfo = glXChooseVisual( xGlobalDisplay, DefaultScreen( xGlobalDisplay ), attrList );
1932 attr.background_pixel = 0;
1933 attr.border_pixel = 0;
1934 attr.colormap = XCreateColormap( xGlobalDisplay, root, oglSystem.visualInfo->visual, AllocNone);
1935 attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
1936 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
1938 oglSystem.glxDrawable = XCreateWindow( xGlobalDisplay, root, 0, 0, 1, 1, 0, oglSystem.visualInfo->depth, InputOutput,
1939 oglSystem.visualInfo->visual, mask, &attr );
1941 if(oglSystem.visualInfo)
1943 oglSystem.glContext = glXCreateContext(xGlobalDisplay, oglSystem.visualInfo, null, True);
1944 if(oglSystem.glContext)
1946 glXMakeCurrent(xGlobalDisplay, oglSystem.glxDrawable, oglSystem.glContext);
1948 CheckExtensions(oglSystem);
1949 glXMakeCurrent(xGlobalDisplay, None, null);
1956 displaySystem.flags.alpha = true;
1957 displaySystem.flags.flipping = true;
1958 displaySystem.pixelFormat = pixelFormat888;
1962 void DestroyDisplaySystem(DisplaySystem displaySystem)
1964 OGLSystem oglSystem = displaySystem.driverData;
1966 #if defined(__WIN32__)
1967 wglMakeCurrent( null, null );
1970 wglDeleteContext(oglSystem.glrc);
1973 ReleaseDC(oglSystem.hwnd, oglSystem.hdc);
1974 DestroyWindow(oglSystem.hwnd);
1976 #elif defined(__unix__) || defined(__APPLE__)
1977 #if defined(__ANDROID__) || defined(__ODROID__)
1980 if(oglSystem.visualInfo)
1982 #ifdef ECERE_MINIGLX
1983 __miniglx_XFree(oglSystem.visualInfo);
1985 XFree(oglSystem.visualInfo);
1989 if(oglSystem.glxDrawable)
1991 XDestroyWindow(xGlobalDisplay, oglSystem.glxDrawable);
1992 oglSystem.glxDrawable = 0;
1999 bool CreateDisplay(Display display)
2001 bool result = false;
2002 OGLDisplay oglDisplay = display.driverData;
2003 #if !defined(__ANDROID__) && !defined(__ODROID__)
2004 OGLSystem oglSystem = display.displaySystem.driverData;
2007 oglDisplay = display.driverData = OGLDisplay { };
2008 //printf("Inside CreateDisplay\n");
2010 #if defined(__WIN32__) || defined(USEPBUFFER)
2011 if(!display.alphaBlend)
2014 #if defined(__WIN32__)
2015 oglDisplay.hdc = GetDC(display.window);
2016 SetPixelFormat(oglDisplay.hdc, oglSystem.format, &oglSystem.pfd);
2017 if((oglDisplay.glrc = wglCreateContext(oglDisplay.hdc)))
2019 wglShareLists(oglSystem.glrc, oglDisplay.glrc);
2020 wglMakeCurrent(oglDisplay.hdc, oglDisplay.glrc);
2024 ReleaseDC(display.window, oglDisplay.hdc);
2025 #elif defined(__unix__) || defined(__APPLE__)
2026 #if defined(__ANDROID__) || defined(__ODROID__)
2028 XVisualInfo * visualInfo = ((XWindowData)display.windowDriverData).visual;
2030 #if defined(__APPLE__)
2031 XVisualInfo template = { 0 };
2032 XWindowAttributes winAttr;
2034 XGetWindowAttributes(xGlobalDisplay, (X11Window)display.window, &winAttr);
2035 template.visualid = XVisualIDFromVisual(winAttr.visual);
2036 visualInfo = XGetVisualInfo(xGlobalDisplay, VisualIDMask, &template, &n);
2038 printf("XGetVisualInfo visual ID = %d\n", template.visualid);
2039 printf("visualInfo visual ID = %d\n", visualInfo->visualid);
2040 printf("oglSystem.visualInfo visual ID = %d\n", oglSystem.visualInfo->visualid);
2041 printf("((XWindowData)display.windowDriverData).visual visual ID = %d\n", ((XWindowData)display.windowDriverData).visual->visualid);
2043 // visualInfo = oglSystem.visualInfo;
2048 //printf("visualInfo is not null\n");
2049 // printf("Creating Display Context, sharing with %x!\n", oglSystem.glContext);
2050 oglDisplay.glContext = glXCreateContext(xGlobalDisplay, visualInfo, oglSystem.glContext, True);
2051 //XFree(visualInfo);
2054 // oglDisplay.glContext = glXCreateContext(xGlobalDisplay, oglSystem.visualInfo, oglSystem.glContext, True);
2055 if(oglDisplay.glContext)
2057 //printf("CreateDisplay Got a Context\n");
2058 glXMakeCurrent(xGlobalDisplay, (GLXDrawable)display.window, oglDisplay.glContext);
2064 #if defined(__WIN32__) || defined(USEPBUFFER)
2070 GLBindBuffer(GL_ARRAY_BUFFER, 0);
2071 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
2073 #if defined(__WIN32__)
2074 if(glBlendFuncSeparate)
2075 glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
2077 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2079 #if !defined(__OLDX__)
2080 glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
2082 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2087 glMatrixMode(GL_MODELVIEW);
2088 glLoadIdentity(); // For setting up GLES stack
2089 glScaled(1.0, 1.0, -1.0);
2090 // glTranslatef(0.375f, 0.375f, 0.0f);
2091 // glTranslatef(-0.625f, -0.625f, 0.0f);
2092 glMatrixMode(GL_PROJECTION);
2093 glShadeModel(GL_FLAT);
2095 // glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, true);
2096 glLightModeli(GL_LIGHT_MODEL_COLOR_CONTROL, GL_SEPARATE_SPECULAR_COLOR);
2097 glFogi(GL_FOG_MODE, GL_EXP);
2098 glFogf(GL_FOG_DENSITY, 0);
2099 glEnable(GL_NORMALIZE);
2100 glDepthFunc(GL_LESS);
2102 glDisable(GL_MULTISAMPLE_ARB);
2104 #if !defined(ECERE_NO3D) && !defined(ECERE_VANILLA)
2105 display.ambient = Color { 50,50,50 };
2108 if(!useSingleGLContext)
2110 #if defined(__WIN32__)
2111 wglMakeCurrent(null, null);
2112 #elif defined(__unix__) || defined(__APPLE__)
2113 #if defined(__ANDROID__) || defined(__ODROID__)
2116 glXMakeCurrent(xGlobalDisplay, None, null);
2122 #if defined(__ANDROID__) || defined(__EMSCRIPTEN__) || defined(__ODROID__)
2130 bool DisplaySize(Display display, int width, int height)
2132 OGLDisplay oglDisplay = display.driverData;
2134 bool result = false;
2136 //printf("Inside DisplaySize\n");
2137 #if defined(__WIN32__) || defined(USEPBUFFER)
2138 OGLSystem oglSystem = display.displaySystem.driverData;
2139 if(display.alphaBlend)
2141 #if defined(__WIN32__)
2142 const int attributes[]=
2144 /*WGL_TEXTURE_FORMAT_ARB, WGL_TEXTURE_RGBA_ARB,
2145 WGL_TEXTURE_TARGET_ARB, WGL_TEXTURE_2D_ARB, */0
2147 int pixelFormat = 0;
2148 if(wglChoosePixelFormatARB)
2152 float fAttributes[] = {0,0};
2155 //WGL_DRAW_TO_BITMAP_ARB, GL_TRUE,
2156 WGL_DRAW_TO_PBUFFER_ARB,GL_TRUE,
2157 WGL_SUPPORT_OPENGL_ARB,GL_TRUE,
2158 WGL_ACCELERATION_ARB,WGL_FULL_ACCELERATION_ARB,
2159 WGL_COLOR_BITS_ARB,24,
2160 WGL_ALPHA_BITS_ARB,8,
2161 WGL_DEPTH_BITS_ARB,16,
2162 WGL_STENCIL_BITS_ARB,0,
2163 WGL_DOUBLE_BUFFER_ARB,GL_FALSE,
2164 WGL_SAMPLE_BUFFERS_ARB,GL_TRUE,
2165 WGL_SAMPLES_ARB, 4, // Check For 4x Multisampling
2169 //Log("Found wglChoosePixelFormatARB\n");
2171 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
2172 if(!valid || !numFormats)
2174 //Log("Can't find 4x multi sampling\n");
2175 iAttributes[19] = 2;
2176 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
2177 if(!valid || !numFormats)
2179 // Log("Can't find 2x multi sampling\n");
2180 iAttributes[16] = 0;
2181 iAttributes[17] = 0;
2182 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
2183 if(!valid || !numFormats)
2187 WGL_DRAW_TO_PBUFFER_ARB,GL_TRUE,
2188 //WGL_DRAW_TO_BITMAP_ARB,GL_TRUE,
2189 WGL_SUPPORT_OPENGL_ARB,GL_TRUE,
2190 WGL_COLOR_BITS_ARB,24,
2191 WGL_ALPHA_BITS_ARB,8,
2192 WGL_DEPTH_BITS_ARB,16,
2195 valid = wglChoosePixelFormatARB(oglSystem.hdc,iAttributes,fAttributes,1,&pixelFormat,&numFormats);
2199 if(valid && numFormats)
2201 wglMakeCurrent(null, null);
2205 wglMakeCurrent( null, null );
2206 wglMakeCurrent( oglDisplay.hdc, oglDisplay.glrc );
2207 if(oglDisplay.hdc && oglDisplay.pBuffer)
2208 wglReleasePbufferDCARB(oglDisplay.pBuffer, oglDisplay.hdc);
2210 wglDestroyPbufferARB(oglDisplay.pBuffer);
2212 if(!useSingleGLContext)
2213 wglMakeCurrent( null, null );
2216 wglDeleteContext(oglDisplay.glrc);
2218 oglDisplay.pBuffer = wglCreatePbufferARB(oglSystem.hdc, pixelFormat, width, height, attributes);
2219 oglDisplay.hdc = wglGetPbufferDCARB(oglDisplay.pBuffer);
2220 if((oglDisplay.glrc = wglCreateContext(oglDisplay.hdc)))
2223 HDC hdc = GetDC(display.window);
2225 wglShareLists(oglSystem.glrc, oglDisplay.glrc);
2226 wglMakeCurrent(oglDisplay.hdc, oglDisplay.glrc);
2228 //wglQueryPbufferARB(pBuffer, WGL_PBUFFER_WIDTH_ARB, &width);
2229 //wglQueryPbufferARB(pBuffer, WGL_PBUFFER_HEIGHT_ARB, &height);
2231 // glDeleteBuffersARB(2, oglDisplay.imageBuffers);
2233 if((info = (BITMAPINFO *)new0 byte[sizeof(BITMAPINFOHEADER)+sizeof(RGBQUAD)*256]))
2237 if(oglDisplay.memDC) DeleteDC(oglDisplay.memDC);
2238 oglDisplay.memDC = CreateCompatibleDC(hdc);
2239 SetMapMode(oglDisplay.memDC, MM_TEXT);
2240 info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
2241 info->bmiHeader.biPlanes = 1;
2242 info->bmiHeader.biCompression = BI_RGB;
2243 info->bmiHeader.biBitCount = 32; //(uint16)GetDeviceCaps(hdc, BITSPIXEL);
2244 info->bmiHeader.biWidth = width;
2245 info->bmiHeader.biHeight = height;
2246 newBitmap = CreateDIBSection(hdc, info, DIB_RGB_COLORS, &oglDisplay.picture, null, 0);
2249 SelectObject(oglDisplay.memDC, newBitmap);
2250 if(oglDisplay.memBitmap) DeleteObject(oglDisplay.memBitmap);
2253 PIXELFORMATDESCRIPTOR pfd = { 0 };
2254 pfd.nSize = (short)sizeof(pfd);
2256 pfd.dwFlags = PFD_DRAW_TO_BITMAP | PFD_SUPPORT_OPENGL;
2257 pfd.iPixelType = PFD_TYPE_RGBA;
2258 pfd.cColorBits = 32;
2259 //pfd.cAlphaBits = 8;
2260 pfd.cDepthBits = 24;
2261 pfd.iLayerType = PFD_MAIN_PLANE;
2263 oglDisplay.hdc = oglDisplay.memDC;
2265 pixelFormat = ChoosePixelFormat(oglSystem.hdc, &pfd);
2266 DescribePixelFormat(oglDisplay.hdc, pixelFormat, sizeof(pfd), &pfd);
2267 SetPixelFormat(oglDisplay.hdc, pixelFormat, &pfd);
2269 oglDisplay.glrc = wglCreateContext(oglDisplay.hdc);
2270 wglShareLists(oglSystem.glrc, oglDisplay.glrc);
2271 wglMakeCurrent(oglDisplay.hdc, oglDisplay.glrc);
2276 const int imageSize = width * height * 4;
2278 glGenBuffersARB(2, oglDisplay.imageBuffers);
2280 glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[0]);
2281 glBufferDataARB(GL_PIXEL_PACK_BUFFER_ARB, imageSize, null, GL_STREAM_READ);
2282 // glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[1]);
2283 // glBufferDataARB(GL_PIXEL_PACK_BUFFER_ARB, imageSize / 2, null, GL_STREAM_READ);
2286 oglDisplay.memBitmap = newBitmap;
2287 oglDisplay.stride = width;
2293 ReleaseDC(display.window, hdc);
2295 #elif defined(__unix__) || defined(__APPLE__)
2296 #if defined(__ANDROID__) || defined(__ODROID__)
2301 GLX_DOUBLEBUFFER, True,
2307 GLX_STENCIL_SIZE, 1,
2308 //GLX_DEPTH_SIZE, 24,
2309 GLX_RENDER_TYPE, GLX_RGBA_BIT,
2310 GLX_DRAWABLE_TYPE, GLX_PBUFFER_BIT | GLX_WINDOW_BIT,
2316 GLX_PBUFFER_WIDTH, width,
2317 GLX_PBUFFER_HEIGHT, height,
2318 GLX_LARGEST_PBUFFER, False,
2322 // choose a pixel format that meets our minimum requirements
2325 GLXFBConfig *config = glXChooseFBConfig(xGlobalDisplay, DefaultScreen(xGlobalDisplay), attrib, &count);
2328 if(oglDisplay.pixmap)
2330 XFreePixmap(xGlobalDisplay, oglDisplay.pixmap);
2331 oglDisplay.pixmap = None;
2333 if(oglDisplay.shapePixmap)
2335 XFreePixmap(xGlobalDisplay, oglDisplay.shapePixmap);
2336 oglDisplay.shapePixmap = None;
2339 // Free Shared Memory Pixmap
2340 if(oglDisplay.image)
2342 if(oglDisplay.shminfoShape.shmid != -1)
2344 XShmDetach(xGlobalDisplay, &oglDisplay.shminfo);
2345 if(oglDisplay.shminfo.shmaddr != (void *)-1)
2346 shmdt(oglDisplay.shminfo.shmaddr);
2347 shmctl(oglDisplay.shminfo.shmid, IPC_RMID, 0);
2349 XDestroyImage(oglDisplay.image);
2350 oglDisplay.image = None;
2352 if(oglDisplay.shapeImage)
2354 if(oglDisplay.shminfoShape.shmid != -1)
2356 XShmDetach(xGlobalDisplay, &oglDisplay.shminfoShape);
2357 if(oglDisplay.shminfoShape.shmaddr != (void *)-1)
2358 shmdt(oglDisplay.shminfoShape.shmaddr);
2359 shmctl(oglDisplay.shminfoShape.shmid, IPC_RMID, 0);
2361 XDestroyImage(oglDisplay.shapeImage);
2362 oglDisplay.shapeImage = None;
2365 if(oglDisplay.windowPicture)
2366 XRenderFreePicture(xGlobalDisplay, oglDisplay.windowPicture);
2367 if(oglDisplay.pixmapPicture)
2368 XRenderFreePicture(xGlobalDisplay, oglDisplay.pixmapPicture);
2370 if(oglDisplay.pixmap)
2371 XFreePixmap(xGlobalDisplay, oglDisplay.pixmap);
2373 if(oglDisplay.glContext)
2374 glXDestroyContext(xGlobalDisplay, oglDisplay.glContext);
2375 if(oglDisplay.pBuffer)
2376 glXDestroyPbuffer(xGlobalDisplay, oglDisplay.pBuffer);
2378 oglDisplay.pBuffer = glXCreatePbuffer(xGlobalDisplay, config[0], PBattrib);
2379 if(oglDisplay.pBuffer)
2381 oglDisplay.glContext = glXCreateNewContext(xGlobalDisplay, config[0], GLX_RGBA_TYPE, oglSystem.glContext, True);
2382 if(oglDisplay.glContext)
2384 glXMakeCurrent(xGlobalDisplay, None, null);
2385 glXMakeCurrent(xGlobalDisplay, (GLXDrawable)display.window, oglDisplay.glContext);
2387 // Initialize Shared Memory Pixmap
2388 oglDisplay.image = XShmCreateImage(xGlobalDisplay, DefaultVisual(xGlobalDisplay, DefaultScreen(xGlobalDisplay)), 32,
2389 ZPixmap, null, &oglDisplay.shminfo, width, height);
2390 if(oglDisplay.image)
2392 oglDisplay.shminfo.shmid = shmget(IPC_PRIVATE,
2393 oglDisplay.image->bytes_per_line * oglDisplay.image->height, IPC_CREAT|0777);
2394 if(oglDisplay.shminfo.shmid != -1)
2396 oglDisplay.shminfo.shmaddr = shmat(oglDisplay.shminfo.shmid, 0, 0);
2397 if(oglDisplay.shminfo.shmaddr != (void *)-1)
2399 oglDisplay.shminfo.readOnly = False;
2400 if(XShmAttach(xGlobalDisplay, &oglDisplay.shminfo))
2402 oglDisplay.pixmap = XShmCreatePixmap(xGlobalDisplay, (X11Window)display.window, oglDisplay.shminfo.shmaddr,
2403 &oglDisplay.shminfo, width, height, 32);
2405 // Initialize Shared Memory Shape Pixmap
2406 oglDisplay.shapeImage = XShmCreateImage(xGlobalDisplay, DefaultVisual(xGlobalDisplay, DefaultScreen(xGlobalDisplay)), 1,
2407 ZPixmap, null, &oglDisplay.shminfoShape, width, height);
2408 if(oglDisplay.shapeImage)
2410 oglDisplay.shminfoShape.shmid = shmget(IPC_PRIVATE,
2411 oglDisplay.shapeImage->bytes_per_line * oglDisplay.shapeImage->height, IPC_CREAT|0777);
2412 if(oglDisplay.shminfoShape.shmid != -1)
2414 oglDisplay.shminfoShape.shmaddr = shmat(oglDisplay.shminfoShape.shmid, 0, 0);
2415 if(oglDisplay.shminfoShape.shmaddr != (void *)-1)
2417 oglDisplay.shminfoShape.readOnly = False;
2418 if(XShmAttach(xGlobalDisplay, &oglDisplay.shminfoShape))
2420 oglDisplay.shapePixmap = XShmCreatePixmap(xGlobalDisplay, (X11Window)display.window, oglDisplay.shminfoShape.shmaddr,
2421 &oglDisplay.shminfoShape, width, height, 1);
2422 //oglDisplay.shapePixmap = XCreatePixmap(xGlobalDisplay, (X11Window)display.window, width, height, 1);
2425 XRenderPictureAttributes attributes = { 0 };
2426 XRenderPictFormat * format = XRenderFindStandardFormat(xGlobalDisplay, /*PictStandardRGB24*/ PictStandardARGB32);
2427 #if !defined(__APPLE__) && !defined(__OLDX__)
2428 attributes.repeat = RepeatNormal;
2430 attributes.repeat = 1;
2432 oglDisplay.pixmapPicture = XRenderCreatePicture(xGlobalDisplay, oglDisplay.pixmap, format, CPRepeat, &attributes);
2433 oglDisplay.windowPicture = XRenderCreatePicture(xGlobalDisplay, (X11Window)display.window, format, 0, &attributes);
2434 oglDisplay.shapePicture = XRenderCreatePicture(xGlobalDisplay, oglDisplay.shapePixmap,
2435 XRenderFindStandardFormat(xGlobalDisplay, PictStandardA1), 0, &attributes);
2438 oglDisplay.picture = oglDisplay.shminfo.shmaddr;
2439 oglDisplay.stride = oglDisplay.image->bytes_per_line / 4;
2456 CreateDisplay(display);
2457 #if defined(__WIN32__)
2458 wglMakeCurrent(oglDisplay.hdc, oglDisplay.glrc);
2459 #elif defined(__unix__) || defined(__APPLE__)
2460 #if defined(__ANDROID__) || defined(__ODROID__)
2464 glXMakeCurrent(xGlobalDisplay, (GLXDrawable)display.window, oglDisplay.glContext);
2471 if(!result && display.alphaBlend)
2473 printf("Alpha blending windows not supported on this display\n");
2480 glViewport(0,0,width,height);
2481 glMatrixMode(GL_PROJECTION);
2483 glOrtho(0,width,height,0,0.0,1.0);
2484 displayWidth = display.width = width;
2485 displayHeight = display.height = height;
2487 if(!oglDisplay.flippingBuffer || oglDisplay.flipBufW < width || oglDisplay.flipBufH < height)
2489 oglDisplay.flipBufW = width;
2490 oglDisplay.flipBufH = height;
2494 oglDisplay.flippingBuffer = renew oglDisplay.flippingBuffer ColorAlpha [width * height];
2497 if(oglDisplay.flippingBuffer || !width || !height)
2503 void DisplayPosition(Display display, int x, int y)
2505 OGLDisplay oglDisplay = display.driverData;
2511 void SetPalette(Display display, ColorAlpha * palette, bool colorMatch)
2515 void RestorePalette(Display display)
2519 void StartUpdate(Display display)
2523 void EndUpdate(Display display)
2527 void Scroll(Display display, Box scroll, int x, int y, Extent dirty)
2531 void Update(Display display, Box updateBox)
2533 #if defined(__WIN32__) || defined(USEPBUFFER)
2534 OGLDisplay oglDisplay = display.driverData;
2536 //Logf("DisplayScreen\n");
2540 #if defined(__WIN32__) || defined(USEPBUFFER)
2541 if(display.alphaBlend)
2543 glPixelStorei(GL_PACK_ALIGNMENT, 4);
2544 glPixelStorei(GL_PACK_ROW_LENGTH, oglDisplay.stride);
2545 glPixelStorei(GL_PACK_SKIP_ROWS, 0);
2546 glPixelStorei(GL_PACK_SKIP_PIXELS, 0);
2547 glReadPixels(0,0,display.width,display.height,GL_BGRA_EXT,GL_UNSIGNED_BYTE, oglDisplay.picture);
2550 #if defined(__WIN32__)
2552 POINT point = { oglDisplay.x, oglDisplay.y};
2553 POINT srcPoint = { 0, 0 };
2554 BLENDFUNCTION blend = { 0 };
2556 size.cx = display.width;
2557 size.cy = display.height;
2558 blend.BlendOp = AC_SRC_OVER;
2559 blend.BlendFlags = 0;
2560 blend.SourceConstantAlpha = 255;
2561 blend.AlphaFormat = AC_SRC_ALPHA;
2564 // Process partial images. Mapping the buffer waits for
2565 // outstanding DMA transfers into the buffer to finish.
2566 glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[0]);
2567 oglDisplay.pboMemory1 = (byte *)glMapBufferARB(GL_PIXEL_PACK_BUFFER_ARB, GL_READ_ONLY);
2569 // glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[1]);
2570 // oglDisplay.pboMemory2 = (byte *)glMapBufferARB(GL_PIXEL_PACK_BUFFER_ARB,GL_READ_ONLY);
2573 memcpy(oglDisplay.picture, oglDisplay.pboMemory1, display.width * display.height * 4);
2574 //memcpy(oglDisplay.picture + display.width * display.height * 4 / 2, oglDisplay.pboMemory2, display.width * display.height * 4/ 2);
2577 UpdateLayeredWindow(display.window, hdc, &point, &size, oglDisplay.memDC, &srcPoint, 0, &blend, ULW_ALPHA);
2580 // Unmap the image buffers
2581 glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[0]);
2582 glUnmapBufferARB(GL_PIXEL_PACK_BUFFER_ARB);
2584 // glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[1]);
2585 // glUnmapBufferARB(GL_PIXEL_PACK_BUFFER_ARB);
2587 // Bind two different buffer objects and start the glReadPixels
2588 // asynchronously. Each call will return directly after
2589 // starting the DMA transfer.
2590 glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[0]);
2591 glReadPixels(0, 0, display.width, display.height, GL_BGRA, GL_UNSIGNED_BYTE, 0);
2593 // glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, oglDisplay.imageBuffers[1]);
2594 // glReadPixels(0, display.height/2, display.width, display.height/2, GL_BGRA, GL_UNSIGNED_BYTE, 0);
2598 #elif defined(__unix__) || defined(__APPLE__)
2599 #if defined(__ANDROID__) || defined(__ODROID__)
2601 XTransform transform =
2604 { (int)(1.0f * (1<<16)), (int)(0.0f * (1<<16)), (int)(0 * (1 << 16)) },
2605 { (int)(0.0f), (int)(-1.0f * (1<<16)), (int)(0 * (1<<16)) },
2606 { (int)(0.0f * (1<<16)), (int)(0.0f * (1<<16)), (int)(1.0f * (1<<16)) }
2609 XRenderSetPictureTransform(xGlobalDisplay, oglDisplay.pixmapPicture, &transform);
2610 XRenderComposite(xGlobalDisplay, PictOpSrc, oglDisplay.pixmapPicture, None, oglDisplay.shapePicture, 0, 0, 0, 0, 0, 0, display.width, display.height);
2611 XRenderComposite(xGlobalDisplay, PictOpSrc, oglDisplay.pixmapPicture, None, oglDisplay.windowPicture, 0, 0, 0, 0, 0, 0, display.width, display.height);
2612 #if !defined(__APPLE__) && !defined(__OLDX__)
2613 XShapeCombineMask(xGlobalDisplay, (X11Window)display.window, ShapeInput, 0, 0, oglDisplay.shapePixmap, ShapeSet);
2615 XShapeCombineMask(xGlobalDisplay, display.window, 2, 0, 0, oglDisplay.shapePixmap, ShapeSet);
2617 XFlush(xGlobalDisplay);
2625 #if defined(__WIN32__)
2626 //wglSwapLayerBuffers(oglDisplay.hdc,WGL_SWAP_MAIN_PLANE);
2627 SwapBuffers(oglDisplay.hdc);
2628 #elif defined(__unix__) || defined(__APPLE__)
2629 #if defined(__ANDROID__) || defined(__ODROID__)
2630 eglSwapBuffers(eglDisplay, eglSurface);
2632 glXSwapBuffers(xGlobalDisplay, (GLXDrawable)display.window);
2636 //Logf("Out of DisplayScreen\n");
2639 void FreeBitmap(DisplaySystem displaySystem, Bitmap bitmap)
2641 if(bitmap.driverData)
2643 GLuint tex = (GLuint)(uintptr)bitmap.driverData;
2644 glDeleteTextures(1, &tex);
2645 bitmap.driverData = 0;
2647 bitmap.driver = ((subclass(DisplayDriver))class(LFBDisplayDriver));
2650 bool AllocateBitmap(DisplaySystem displaySystem, Bitmap bitmap, int width, int height, int stride, PixelFormat format, bool allocatePalette)
2652 OGLSystem oglSystem = displaySystem.driverData;
2653 bool result = false;
2655 GLuint glBitmap = 0;
2657 uint w = width, h = height;
2658 if(oglSystem.pow2textures)
2663 w = Min(w, oglSystem.maxTextureSize);
2664 h = Min(h, oglSystem.maxTextureSize);
2666 glGenTextures(1, &glBitmap);
2667 glBindTexture(GL_TEXTURE_2D, glBitmap);
2669 glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
2671 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
2672 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
2674 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
2675 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
2677 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
2679 mipMap.Allocate(null, w, h, w, pixelFormatRGBA, false);
2681 // glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, mipMap.picture);
2682 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, mipMap.picture);
2686 bitmap.driverData = (void *)(uintptr)glBitmap;
2687 bitmap.driver = displaySystem.driver;
2695 bool MakeDDBitmap(DisplaySystem displaySystem, Bitmap bitmap, bool mipMaps)
2697 bool result = false;
2698 OGLSystem oglSystem = displaySystem.driverData;
2700 // Pre process the bitmap... First make it 32 bit
2701 if(/*bitmap.pixelFormat == pixelFormatRGBA || */bitmap.Convert(null, pixelFormat888, null))
2704 uint w = bitmap.width, h = bitmap.height;
2705 GLuint glBitmap = 0;
2706 if(oglSystem.pow2textures)
2711 w = Min(w, oglSystem.maxTextureSize);
2712 h = Min(h, oglSystem.maxTextureSize);
2716 while(w * 2 < h) w *= 2;
2717 while(h * 2 < w) h *= 2;
2720 // Switch ARGB to RGBA
2721 //if(bitmap.format != pixelFormatRGBA)
2723 for(c=0; c<bitmap.size; c++)
2725 // ((ColorRGBA *)bitmap.picture)[c] = ((ColorAlpha *)bitmap.picture)[c];
2727 ColorAlpha color = ((ColorAlpha *)bitmap.picture)[c];
2728 ((ColorRGBA *)bitmap.picture)[c] = ColorRGBA { color.color.r, color.color.g, color.color.b, color.a };
2731 bitmap.pixelFormat = pixelFormat888;
2734 glGenTextures(1, &glBitmap);
2737 //int error = glGetError();
2741 glBindTexture(GL_TEXTURE_2D, glBitmap);
2742 glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
2744 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, mipMaps ? GL_LINEAR_MIPMAP_LINEAR : GL_LINEAR);
2745 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
2747 //glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
2749 //glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
2750 //glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
2752 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
2753 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
2755 glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
2759 for(level = 0; result && (w >= 1 || h >= 1); level++, w >>= 1, h >>= 1)
2764 if(bitmap.width != w || bitmap.height != h)
2766 mipMap = Bitmap { };
2767 if(mipMap.Allocate(null, w, h, w, bitmap.pixelFormat, false))
2769 Surface mipSurface = mipMap.GetSurface(0,0,null);
2770 mipSurface.Filter(bitmap, 0,0,0,0, w, h, bitmap.width, bitmap.height);
2787 // glTexImage2D(GL_TEXTURE_2D, level, GL_RGBA8, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, mipMap.picture);
2788 glTexImage2D(GL_TEXTURE_2D, level, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, mipMap.picture);
2789 //printf("Calling glTexImage2D\n");
2790 //glGetTexLevelParameteriv(GL_TEXTURE_2D, level, GL_TEXTURE_WIDTH, &width);
2791 //printf("width = %d (Should be %d, %d)\n", width, w, h);
2792 if((error = glGetError()))
2794 //Logf("OpenGL Bitmap MakeDD error: %d...\n", error);
2795 //printf("OpenGL Bitmap MakeDD error: %d...\n", error);
2799 if(mipMap != bitmap)
2804 if(!bitmap.keepData)
2805 bitmap.driver.FreeBitmap(bitmap.displaySystem, bitmap);
2806 bitmap.driverData = (void *)(uintptr)glBitmap;
2807 bitmap.driver = displaySystem.driver;
2810 FreeBitmap(displaySystem, bitmap);
2811 else if(oglSystem.loadingFont)
2813 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
2814 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
2815 oglSystem.loadingFont = false;
2821 void ReleaseSurface(Display display, Surface surface)
2823 glDisable(GL_SCISSOR_TEST);
2824 delete surface.driverData;
2825 surface.driverData = null;
2828 bool GetBitmapSurface(DisplaySystem displaySystem, Surface surface, Bitmap bitmap, int x, int y, Box clip)
2833 bool GetSurface(Display display, Surface surface, int x,int y, Box clip)
2835 bool result = false;
2836 OGLSurface oglSurface = surface.driverData = OGLSurface { };
2838 //Logf("GetSurface\n");
2842 if(displayWidth != display.width || displayHeight != display.height)
2844 displayWidth = display.width;
2845 displayHeight = display.height;
2847 glViewport(0,0,display.width,display.height);
2849 glOrtho(0,display.width,display.height,0,0.0,1.0);
2852 surface.offset.x = x;
2853 surface.offset.y = y;
2854 surface.unclippedBox = surface.box = clip;
2855 oglSurface.bitmapMult[0] = 1;
2856 oglSurface.bitmapMult[1] = 1;
2857 oglSurface.bitmapMult[2] = 1;
2858 oglSurface.bitmapMult[3] = 1;
2860 glEnable(GL_SCISSOR_TEST);
2863 (display.height) -(y+clip.bottom)-1,
2864 clip.right-clip.left+1,
2865 clip.bottom-clip.top+1);
2871 void Clip(Display display, Surface surface, Box clip)
2880 box.Clip(surface.unclippedBox);
2884 box = surface.box = surface.unclippedBox;
2885 box.left += surface.offset.x;
2886 box.top += surface.offset.y;
2887 box.right+= surface.offset.x;
2888 box.bottom += surface.offset.y;
2891 box.left,display.height - box.bottom - 1,
2892 box.right-box.left+1, box.bottom-box.top+1);
2895 bool GrabScreen(Display display, Bitmap bitmap, int x, int y, unsigned int w, unsigned int h)
2897 bool result = false;
2898 OGLDisplay oglDisplay = display.driverData;
2899 ColorAlpha * flippingBuffer = oglDisplay.flippingBuffer;
2901 if(oglDisplay.flippingBuffer)
2903 if(bitmap.pixelFormat != pixelFormat888 || bitmap.width < w || bitmap.height < h)
2906 bitmap.Allocate(null, w,h,w, pixelFormat888, false);
2912 glPixelStorei(GL_PACK_ALIGNMENT, 4);
2913 glPixelStorei(GL_PACK_ROW_LENGTH, bitmap.stride);
2914 glPixelStorei(GL_PACK_SKIP_ROWS, 0);
2915 glPixelStorei(GL_PACK_SKIP_PIXELS, 0);
2916 glReadPixels(x,display.height-h-y,w,h,GL_BGRA_EXT,GL_UNSIGNED_BYTE, flippingBuffer);
2919 for(row = 0; row<h; row++)
2920 CopyBytesBy4(((ColorAlpha *)bitmap.picture) + row * w, ((ColorAlpha *)flippingBuffer) + (h-row-1) * w, w);
2927 void SetForeground(Display display, Surface surface, ColorAlpha color)
2929 OGLSurface oglSurface = surface.driverData;
2931 //Logf("SetForeground\n");
2933 oglSurface.foreground[0] = color.color.r/255.0f;
2934 oglSurface.foreground[1] = color.color.g/255.0f;
2935 oglSurface.foreground[2] = color.color.b/255.0f;
2936 //oglSurface.foreground[3] = 1.0f;
2937 oglSurface.foreground[3] = color.a/255.0f;
2939 //if(!oglSurface.foreground[3])printf("bug");
2942 void SetBackground(Display display, Surface surface, ColorAlpha color)
2944 OGLSurface oglSurface = surface.driverData;
2946 //Logf("SetBackground\n");
2948 oglSurface.background[0] = color.color.r/255.0f;
2949 oglSurface.background[1] = color.color.g/255.0f;
2950 oglSurface.background[2] = color.color.b/255.0f;
2951 //oglSurface.background[3] = 1.0;
2952 oglSurface.background[3] = color.a/255.0f;
2955 void SetBlitTint(Display display, Surface surface, ColorAlpha color)
2957 OGLSurface oglSurface = surface.driverData;
2959 oglSurface.bitmapMult[0] = color.color.r/255.0f;
2960 oglSurface.bitmapMult[1] = color.color.g/255.0f;
2961 oglSurface.bitmapMult[2] = color.color.b/255.0f;
2962 oglSurface.bitmapMult[3] = color.a/255.0f;
2965 ColorAlpha GetPixel(Display display, Surface surface,int x,int y)
2970 void PutPixel(Display display, Surface surface,int x,int y)
2972 OGLSurface oglSurface = surface.driverData;
2974 //Logf("PutPixel\n");
2976 glColor4fv(oglSurface.foreground);
2978 // glVertex2i(x+surface.offset.x, y+surface.offset.y);
2979 glVertex2f(x+surface.offset.x + 0.5f, y+surface.offset.y + 0.5f);
2984 void DrawLine(Display display, Surface surface, int _x1, int _y1, int _x2, int _y2)
2986 OGLSurface oglSurface = surface.driverData;
2987 float x1 = _x1, x2 = _x2, y1 = _y1, y2 = _y2;
3002 x1 += surface.offset.x;
3003 y1 += surface.offset.y;
3004 x2 += surface.offset.x;
3005 y2 += surface.offset.y;
3009 glColor4fv(oglSurface.foreground);
3014 glTexCoord2f(0.5f, 0);
3015 glVertex2f(x1 + 0.5f, y1 + 0.5f);
3016 glTexCoord2f(Max(x2-x1, y2-y1) + 0.5f, 0);
3017 glVertex2f(x2 + 0.5f, y2 + 0.5f);
3026 glVertex2f(x1 + 0.5f, y1 + 0.5f);
3027 glVertex2f(x2 + 0.5f, y2 + 0.5f);
3033 void Rectangle(Display display, Surface surface,int x1,int y1,int x2,int y2)
3035 OGLSurface oglSurface = surface.driverData;
3036 x1 += surface.offset.x;
3037 y1 += surface.offset.y;
3038 x2 += surface.offset.x;
3039 y2 += surface.offset.y;
3041 //Logf("Rectangle\n");
3043 glColor4fv(oglSurface.foreground);
3049 glTexCoord2f(0.5f, 0);
3050 glVertex2f(x1 + 0.5f, y1 + 0.5f);
3051 glTexCoord2f(y2-y1 + 0.5f, 0);
3052 glVertex2f(x1 + 0.5f, y2 + 0.5f);
3054 glTexCoord2f(0.5f, 0);
3055 glVertex2f(x1 + 0.5f, y2 + 0.5f);
3056 glTexCoord2f(x2 - x1 + 0.5f, 0);
3057 glVertex2f(x2 + 0.5f, y2 + 0.5f);
3059 glTexCoord2f(0.5f, 0);
3060 glVertex2f(x2 + 0.5f, y2 + 0.5f);
3061 glTexCoord2f(y1 - y2 + 0.5f, 0);
3062 glVertex2f(x2 + 0.5f, y1 + 0.5f);
3064 glTexCoord2f(0.5f, 0);
3065 glVertex2f(x2 + 0.5f, y1 + 0.5f);
3066 glTexCoord2f(x1 - x2 + 0.5f, 0);
3067 glVertex2f(x1 + 0.5f, y1 + 0.5f);
3072 glBegin(GL_LINE_LOOP);
3079 glVertex2f(x1 + 0.5f, y1 + 0.5f);
3080 glVertex2f(x1 + 0.5f, y2 + 0.5f);
3081 glVertex2f(x2 + 0.5f, y2 + 0.5f);
3082 glVertex2f(x2 + 0.5f, y1 + 0.5f);
3087 void Area(Display display, Surface surface,int x1,int y1,int x2,int y2)
3089 OGLSurface oglSurface = surface.driverData;
3092 glColor4fv(oglSurface.background);
3093 glRecti(x1+surface.offset.x, y1+surface.offset.y,
3094 x2+surface.offset.x + 1, y2+surface.offset.y + 1);
3097 glRectf(x1+surface.offset.x, y1+surface.offset.y,
3098 x2+surface.offset.x + 1, y2+surface.offset.y + 1);
3102 void Clear(Display display, Surface surface, ClearType type)
3104 OGLDisplay oglDisplay = display.driverData;
3105 OGLSurface oglSurface = surface.driverData;
3108 if(type != depthBuffer)
3109 glClearColor(oglSurface.background[0], oglSurface.background[1], oglSurface.background[2], oglSurface.background[3]);
3110 if(type != colorBuffer && !oglDisplay.depthWrite)
3112 glDepthMask((byte)bool::true);
3114 glClear(((type != depthBuffer) ? GL_COLOR_BUFFER_BIT : 0) |
3115 ((type != colorBuffer) ? GL_DEPTH_BUFFER_BIT : 0));
3116 if(type != colorBuffer && !oglDisplay.depthWrite)
3118 glDepthMask((byte)bool::false);
3122 bool ConvertBitmap(DisplaySystem displaySystem, Bitmap bitmap, PixelFormat format, ColorAlpha * palette)
3127 void Blit(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h)
3129 OGLSurface oglSurface = surface.driverData;
3131 #if !defined(__OLDX__)
3132 // WHY DO WE HAVE GL_ONE HERE ?
3133 /*if(glBlendFuncSeparate && !oglSurface.writingText)
3134 glBlendFuncSeparate(GL_ONE, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);*/
3137 if(!oglSurface.writingText)
3139 // glTranslatef(-0.375f, -0.375f, 0.0f);
3140 glEnable(GL_TEXTURE_2D);
3141 glColor4fv(oglSurface.bitmapMult);
3143 else if(oglSurface.xOffset)
3144 glTranslated(oglSurface.xOffset / 64.0/*-0.375*/, 0.0, 0.0);
3146 glBindTexture(GL_TEXTURE_2D, (GLuint)(uintptr)bitmap.driverData);
3151 glTexCoord2f((float)sx/ bitmap.width, (float)(sy-h)/ bitmap.height);
3152 glVertex2i(dx+surface.offset.x, dy+surface.offset.y);
3153 glTexCoord2f((float)(sx+w) / bitmap.width, (float)(sy-h)/ bitmap.height);
3154 glVertex2i(dx+w+surface.offset.x, dy+surface.offset.y);
3155 glTexCoord2f((float)(sx+w)/ bitmap.width, (float)sy/ bitmap.height);
3156 glVertex2i(dx+w+surface.offset.x, dy-h+surface.offset.y);
3157 glTexCoord2f((float)sx / bitmap.width, (float)sy/ bitmap.height);
3158 glVertex2i(dx+surface.offset.x, dy-h+surface.offset.y);
3163 glTexCoord2f((float)sx / bitmap.width, (float)sy/ bitmap.height);
3164 glVertex2i(dx+surface.offset.x, dy+surface.offset.y);
3165 glTexCoord2f((float)(sx+w)/ bitmap.width, (float)sy/ bitmap.height);
3166 glVertex2i(dx+w+surface.offset.x, dy+surface.offset.y);
3167 glTexCoord2f((float)(sx+w) / bitmap.width, (float)(sy+h)/ bitmap.height);
3168 glVertex2i(dx+w+surface.offset.x, dy+h+surface.offset.y);
3169 glTexCoord2f((float)sx/ bitmap.width, (float)(sy+h)/ bitmap.height);
3170 glVertex2i(dx+surface.offset.x, dy+h+surface.offset.y);
3173 glTexCoord2f((float)sx / bitmap.width, (float)sy/ bitmap.height);
3174 glVertex2f((float)dx+surface.offset.x, (float)dy+surface.offset.y);
3175 glTexCoord2f((float)(sx+w)/ bitmap.width, (float)sy/ bitmap.height);
3176 glVertex2f((float)dx+w+surface.offset.x, (float)dy+surface.offset.y);
3177 glTexCoord2f((float)(sx+w) / bitmap.width, (float)(sy+h)/ bitmap.height);
3178 glVertex2f((float)dx+w+surface.offset.x, (float)dy+h+surface.offset.y);
3179 glTexCoord2f((float)sx/ bitmap.width, (float)(sy+h)/ bitmap.height);
3180 glVertex2f((float)dx+surface.offset.x, (float)dy+h+surface.offset.y);
3184 if(!oglSurface.writingText)
3186 glDisable(GL_TEXTURE_2D);
3188 //glTranslate(0.375, 0.375, 0.0);
3190 else if(oglSurface.xOffset)
3191 glTranslated(-oglSurface.xOffset / 64.0/*+0.375*/, 0.0, 0.0);
3193 #if !defined(__OLDX__)
3194 /*if(glBlendFuncSeparate && !oglSurface.writingText)
3195 glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);*/
3199 void Stretch(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h, int sw, int sh)
3201 OGLSurface oglSurface = surface.driverData;
3203 //glTranslate(-0.375, -0.375, 0.0);
3205 //Logf("Stretch\n");
3207 #if !defined(__OLDX__)
3208 /*if(glBlendFuncSeparate)
3209 glBlendFuncSeparate(GL_ONE, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);*/
3212 glEnable(GL_TEXTURE_2D);
3213 glBindTexture(GL_TEXTURE_2D, (GLuint)(uintptr)bitmap.driverData);
3215 glColor4fv(oglSurface.bitmapMult);
3221 glTexCoord2f((float)(sx)/ bitmap.width, (float)(sy+sh)/ bitmap.height);
3222 glVertex2i(dx+surface.offset.x, dy+surface.offset.y);
3224 glTexCoord2f((float)(sx+sw) / bitmap.width, (float)(sy+sh)/ bitmap.height);
3225 glVertex2i(dx+w+surface.offset.x, dy+surface.offset.y);
3227 glTexCoord2f((float)(sx+sw)/ bitmap.width, (float)(sy)/ bitmap.height);
3228 glVertex2i(dx+w+surface.offset.x, dy-h+surface.offset.y);
3230 glTexCoord2f((float)(sx) / bitmap.width, (float)(sy)/ bitmap.height);
3231 glVertex2i(dx+surface.offset.x, dy-h+surface.offset.y);
3235 glTexCoord2f((float)(sx) / bitmap.width, (float)(sy)/ bitmap.height);
3236 glVertex2i(dx+surface.offset.x, dy+surface.offset.y);
3238 glTexCoord2f((float)(sx+sw)/ bitmap.width, (float)(sy)/ bitmap.height);
3239 glVertex2i(dx+w+surface.offset.x, dy+surface.offset.y);
3241 glTexCoord2f((float)(sx+sw) / bitmap.width, (float)(sy+sh)/ bitmap.height);
3242 glVertex2i(dx+w+surface.offset.x, dy+h+surface.offset.y);
3244 glTexCoord2f((float)(sx)/ bitmap.width, (float)(sy+sh)/ bitmap.height);
3245 glVertex2i(dx+surface.offset.x, dy+h+surface.offset.y);
3250 glDisable(GL_TEXTURE_2D);
3252 //glTranslate(0.375, 0.375, 0.0);
3253 #if !defined(__OLDX__)
3254 /*if(glBlendFuncSeparate)
3255 glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);*/
3260 void Filter(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h, int sw, int sh)
3262 Stretch(display, surface, bitmap, dx, dy, sx, sy, w, h, sw, sh);
3265 void StretchDI(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h, int sw, int sh)
3267 float s2dw,s2dh,d2sw,d2sh;
3268 //bool flipX = false, flipY = false;
3270 //Logf("StretchDI\n");
3272 if(Sgn(w) != Sgn(sw))
3278 if(Sgn(h) != Sgn(sh))
3290 //Clip against the edges of the source
3293 dx+=(int)((0-sx) * s2dw);
3294 w-=(int)((0-sx) * s2dw);
3300 dy+=(int)((0-sy) * s2dh);
3301 h-=(int)((0-sy) * s2dh);
3306 if(sx+sw>bitmap.width-1)
3308 w-=(int)((sx+sw-(bitmap.width-1)-1)*s2dw);
3309 sw-=sx+sw-(bitmap.width-1)-1;
3311 if(sy+sh>(bitmap.height-1))
3313 h-=(int)((sy+sh-(bitmap.height-1)-1)*s2dh);
3314 sh-=sy+sh-(bitmap.height-1)-1;
3316 //Clip against the edges of the surfaceination
3317 if(dx<surface.box.left)
3320 sx+=(int)((surface.box.left-dx)*d2sw);
3321 sw-=(int)((surface.box.left-dx)*d2sw);
3322 w-=surface.box.left-dx;
3323 dx=surface.box.left;
3325 if(dy<surface.box.top)
3327 sy+=(int)((surface.box.top-dy)*d2sh);
3328 sh-=(int)((surface.box.top-dy)*d2sh);
3329 h-=surface.box.top-dy;
3332 if(dx+w>surface.box.right)
3334 //if(flip) sx+=(int)((dx+w-surface.box.right-1)*d2sw);
3335 sw-=(int)((dx+w-surface.box.right-1)*d2sw);
3336 w-=dx+w-surface.box.right-1;
3338 if(dy+h>surface.box.bottom)
3340 sh-=(int)((dy+h-surface.box.bottom-1)*d2sh);
3341 h-=dy+h-surface.box.bottom-1;
3343 if((w<=0)||(h<=0)||(sw<=0)||(sh<=0)) return;
3345 dx += surface.offset.x;
3346 dy += surface.offset.y;
3348 if(bitmap.pixelFormat == pixelFormat888 && !bitmap.paletteShades)
3350 glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
3351 glPixelStorei(GL_UNPACK_ROW_LENGTH, bitmap.stride);
3352 glPixelStorei(GL_UNPACK_SKIP_PIXELS, sx);
3353 glPixelStorei(GL_UNPACK_SKIP_ROWS, sy);
3354 glRasterPos2d(dx,dy);
3355 //glPixelZoom(flipX ? -s2dw : s2dw, flipY ? s2dh : -s2dh);
3356 glPixelZoom(s2dw, -s2dh);
3357 glDrawPixels(sw,sh,GL_BGRA_EXT,GL_UNSIGNED_BYTE, bitmap.picture);
3358 glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
3359 glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
3360 glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
3361 glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
3365 void BlitDI(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h)
3369 //Clip against the edges of the source
3382 if(sx+w>bitmap.width-1)
3383 w-=sx+w-(bitmap.width-1)-1;
3384 if(sy+h>bitmap.height-1)
3385 h-=sy+h-(bitmap.height-1)-1;
3386 //Clip against the edges of the surfaceination
3387 if(dx<surface.box.left)
3390 sx+=surface.box.left-dx;
3391 w-=surface.box.left-dx;
3392 dx=surface.box.left;
3394 if(dy<surface.box.top)
3396 sy+=surface.box.top-dy;
3397 h-=surface.box.top-dy;
3400 if(dx+w>surface.box.right)
3402 //if(flip) sx+=dx+w-surface.box.right-1;
3403 w-=dx+w-surface.box.right-1;
3405 if(dy+h>surface.box.bottom)
3406 h-=dy+h-surface.box.bottom-1;
3410 dx += surface.offset.x;
3411 dy += surface.offset.y;
3413 if(bitmap.pixelFormat == pixelFormat888 && !bitmap.paletteShades)
3415 glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
3416 glPixelStorei(GL_UNPACK_ROW_LENGTH, bitmap.stride);
3417 glPixelStorei(GL_UNPACK_SKIP_PIXELS, sx);
3418 glPixelStorei(GL_UNPACK_SKIP_ROWS, sy);
3419 glRasterPos2d(dx,dy);
3421 glDrawPixels(w,h,GL_BGRA_EXT,GL_UNSIGNED_BYTE, bitmap.picture);
3422 glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
3423 glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
3424 glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
3425 glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
3429 void FilterDI(Display display, Surface surface, Bitmap bitmap, int dx, int dy, int sx, int sy, int w, int h, int sw, int sh)
3431 StretchDI(display, surface, bitmap, dx, dy, sx, sy, w, h, sw, sh);
3434 void UnloadFont(DisplaySystem displaySystem, Font font)
3436 ((subclass(DisplayDriver))class(LFBDisplayDriver)).UnloadFont(displaySystem, font);
3439 Font LoadFont(DisplaySystem displaySystem, const char * faceName, float size, FontFlags flags)
3442 OGLSystem oglSystem = displaySystem.driverData;
3443 oglSystem.loadingFont = true;
3444 font = ((subclass(DisplayDriver))class(LFBDisplayDriver)).LoadFont(displaySystem, faceName, size, flags);
3448 void FontExtent(DisplaySystem displaySystem, Font font, const char * text, int len, int * width, int * height)
3450 ((subclass(DisplayDriver))class(LFBDisplayDriver)).FontExtent(displaySystem, font, text, len, width, height);
3453 void WriteText(Display display, Surface surface, int x, int y, const char * text, int len)
3455 OGLSurface oglSurface = surface.driverData;
3456 OGLSystem oglSystem = display.displaySystem.driverData;
3457 oglSystem.loadingFont = true;
3459 //glTranslated(-0.375, -0.375, 0.0);
3463 if(surface.textOpacity)
3466 FontExtent(display.displaySystem, surface.font, text, len, &w, &h);
3467 display.displaySystem.driver.Area(display, surface,x,y,x+w-1,y+h-1);
3470 oglSurface.writingText = true;
3472 glEnable(GL_TEXTURE_2D);
3473 glColor4fv(oglSurface.foreground);
3475 ((subclass(DisplayDriver))class(LFBDisplayDriver)).WriteText(display, surface, x, y, text, len);
3476 oglSurface.writingText = false;
3477 oglSystem.loadingFont = false;
3479 glDisable(GL_TEXTURE_2D);
3481 //glTranslated(0.375, 0.375, 0.0);
3484 void TextFont(Display display, Surface surface, Font font)
3486 ((subclass(DisplayDriver))class(LFBDisplayDriver)).TextFont(display, surface, font);
3489 void TextOpacity(Display display, Surface surface, bool opaque)
3491 OGLSurface oglSurface = surface.driverData;
3492 oglSurface.opaqueText = opaque;
3495 void TextExtent(Display display, Surface surface, const char * text, int len, int * width, int * height)
3497 OGLSurface oglSurface = surface.driverData;
3498 OGLSystem oglSystem = display.displaySystem.driverData;
3499 oglSystem.loadingFont = true;
3500 FontExtent(display.displaySystem, oglSurface.font, text, len, width, height);
3501 oglSystem.loadingFont = false;
3504 void DrawingChar(Display display, Surface surface, char character)
3509 void LineStipple(Display display, Surface surface, uint32 stipple)
3511 //Logf("Stipple\n");
3516 stippleEnabled = true;
3517 glesLineStipple(1, (uint16)stipple);
3519 glLineStipple(1, (uint16)stipple);
3520 glEnable(GL_LINE_STIPPLE);
3526 stippleEnabled = false;
3527 glMatrixMode(GL_TEXTURE);
3529 glMatrixMode(GL_PROJECTION);
3530 glDisable(GL_TEXTURE_2D);
3532 glDisable(GL_LINE_STIPPLE);
3536 #if !defined(ECERE_NO3D) && !defined(ECERE_VANILLA)
3537 void SetRenderState(Display display, RenderState state, uint value)
3539 OGLDisplay oglDisplay = display.driverData;
3540 //Logf("RenderState\n");
3546 glEnable(GL_MULTISAMPLE_ARB);
3548 glDisable(GL_MULTISAMPLE_ARB);
3552 glPolygonMode(GL_FRONT_AND_BACK, ((FillModeValue)value == solid) ? GL_FILL : GL_LINE);
3556 if(value) glEnable(GL_DEPTH_TEST); else glDisable(GL_DEPTH_TEST);
3559 if(value) glDepthMask((byte)bool::true); else glDepthMask((byte)bool::false);
3560 oglDisplay.depthWrite = (bool)value;
3564 float color[4] = { ((Color)value).r/255.0f, ((Color)value).g/255.0f, ((Color)value).b/255.0f, 1.0f };
3565 glFogfv(GL_FOG_COLOR, (float *)&color);
3569 glFogf(GL_FOG_DENSITY, (float)(RenderStateFloat { ui = value }.f * nearPlane));
3572 if(value) glEnable(GL_BLEND); else glDisable(GL_BLEND);
3576 float ambient[4] = { ((Color)value).r/255.0f, ((Color)value).g/255.0f, ((Color)value).b/255.0f, 1.0f };
3577 glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient);
3582 if(value) glColorMask(1,1,1,1); else glColorMask(1,1,1,0);
3587 #if defined(__WIN32__)
3588 wglSwapIntervalEXT(value ? 1 : 0);
3595 void SetLight(Display display, int id, Light light)
3597 //Logf("SetLight\n");
3601 Object lightObject = light.lightObject;
3602 float position[4] = { 0, 0, 0, 0 };
3603 float color[4] = { 0, 0, 0, 1 };
3605 glEnable(GL_LIGHT0 + id);
3607 glLightfv(GL_LIGHT0 + id, GL_DIFFUSE, (float *)&light.diffuse);
3608 glLightfv(GL_LIGHT0 + id, GL_AMBIENT, (float *)&light.ambient);
3609 glLightfv(GL_LIGHT0 + id, GL_SPECULAR,(float *)&light.specular);
3612 if(!light.multiplier) light.multiplier = 1.0f;
3614 color[0] = light.diffuse.r * light.multiplier;
3615 color[1] = light.diffuse.g * light.multiplier;
3616 color[2] = light.diffuse.b * light.multiplier;
3617 glLightfv(GL_LIGHT0 + id, GL_DIFFUSE, color);
3619 color[0] = light.ambient.r * light.multiplier;
3620 color[1] = light.ambient.g * light.multiplier;
3621 color[2] = light.ambient.b * light.multiplier;
3622 glLightfv(GL_LIGHT0 + id, GL_AMBIENT, color);
3623 color[0] = light.specular.r * light.multiplier;
3624 color[1] = light.specular.g * light.multiplier;
3625 color[2] = light.specular.b * light.multiplier;
3626 glLightfv(GL_LIGHT0 + id, GL_SPECULAR,color);
3630 Vector3D positionVector;
3631 if(light.flags.spot)
3633 if(lightObject.flags.root || !lightObject.parent)
3635 positionVector = lightObject.transform.position;
3636 positionVector.Subtract(positionVector, display.display3D.camera.cPosition);
3640 positionVector.MultMatrix(lightObject.transform.position, lightObject.parent.matrix);
3641 if(display.display3D.camera)
3642 positionVector.Subtract(positionVector, display.display3D.camera.cPosition);
3648 if(!light.direction.x && !light.direction.y && !light.direction.z)
3650 Vector3Df vector { 0,0,-1 };
3652 mat.RotationQuaternion(light.orientation);
3653 positionVector.MultMatrixf(vector, mat);
3657 positionVector = light.direction;
3662 position[0] = (float)positionVector.x;
3663 position[1] = (float)positionVector.y;
3664 position[2] = (float)positionVector.z;
3666 glLightfv(GL_LIGHT0 + id, GL_POSITION, position);
3669 // Display Light Position
3670 glDisable(GL_LIGHTING);
3671 glDisable(GL_DEPTH_TEST);
3675 glVertex3fv(position);
3677 glEnable(GL_DEPTH_TEST);
3678 glEnable(GL_LIGHTING);
3682 if(lightObject.flags.root || !lightObject.parent)
3684 positionVector = light.target.transform.position;
3685 positionVector.Subtract(positionVector, display.camera.cPosition);
3689 positionVector.MultMatrix(light.target.transform.position,
3690 lightObject.light.target.parent.matrix);
3691 positionVector.Subtract(positionVector, display.camera.cPosition);
3694 position[0] = positionVector.x;
3695 position[1] = positionVector.y;
3696 position[2] = positionVector.z;
3698 glDisable(GL_LIGHTING);
3699 glDisable(GL_DEPTH_TEST);
3703 glVertex3fv(position);
3705 glEnable(GL_DEPTH_TEST);
3706 glEnable(GL_LIGHTING);
3709 if(light.flags.attenuation)
3711 glLightf(GL_LIGHT0 + id, GL_CONSTANT_ATTENUATION, light.Kc);
3712 glLightf(GL_LIGHT0 + id, GL_LINEAR_ATTENUATION, light.Kl);
3713 glLightf(GL_LIGHT0 + id, GL_QUADRATIC_ATTENUATION, light.Kq);
3716 if(light.flags.spot)
3719 #define MAXLIGHT 0.9
3720 float direction[4] = { (float)light.direction.x, (float)light.direction.y, (float)light.direction.z, 1 };
3721 // Figure out exponent out of the hot spot
3722 exponent = (float)(log(MAXLIGHT) / log(cos((light.hotSpot / 2))));
3724 glLightfv(GL_LIGHT0 + id, GL_SPOT_DIRECTION, direction);
3725 glLightf(GL_LIGHT0 + id, GL_SPOT_CUTOFF, (float)(light.fallOff / 2));
3726 glLightf(GL_LIGHT0 + id, GL_SPOT_EXPONENT, exponent);
3732 Vector3Df vector { 0,0,-1 };
3733 Vector3Df direction;
3736 mat.RotationQuaternion(light.orientation);
3737 direction.MultMatrix(vector, mat);
3739 position[0] = direction.x;
3740 position[1] = direction.y;
3741 position[2] = direction.z;
3743 glLightfv(GL_LIGHT0 + id, GL_POSITION, position);
3747 glDisable(GL_LIGHT0 + id);
3750 void SetCamera(Display display, Surface surface, Camera camera)
3752 OGLDisplay oglDisplay = display.driverData;
3753 //Logf("SetCamera\n");
3757 int left = surface.box.left + surface.offset.x;
3758 int top = surface.box.top + surface.offset.y;
3759 int right = surface.box.right + surface.offset.x;
3760 int bottom = surface.box.bottom + surface.offset.y;
3761 float origX = surface.offset.x + camera.origin.x;
3762 float origY = surface.offset.y + camera.origin.y;
3764 int y = display.height - bottom - 1;
3765 int w = right - left + 1;
3766 int h = bottom - top + 1;
3769 glViewport(x, y, w, h);
3771 // *** Projection Matrix ***
3772 glMatrixMode(GL_PROJECTION);
3773 if(!display.display3D.camera)
3776 if(display.display3D.collectingHits)
3778 float pickX = display.display3D.pickX + surface.offset.x;
3779 float pickY = display.height - (display.display3D.pickY + surface.offset.y) - 1;
3783 w / display.display3D.pickWidth, 0, 0, 0,
3784 0, h / display.display3D.pickHeight, 0, 0,
3786 (w + 2.0f * (x - pickX)) / display.display3D.pickWidth,
3787 (h + 2.0f * (y - pickY)) / display.display3D.pickHeight, 0, 1
3790 glLoadMatrixd(pickMatrix.array);
3795 (left - origX) * camera.zMin / camera.focalX,
3796 (right - origX) * camera.zMin / camera.focalX,
3797 (bottom - origY) * camera.zMin / camera.focalY,
3798 (top - origY) * camera.zMin / camera.focalY,
3799 camera.zMin, camera.zMax);
3801 glDisable(GL_BLEND);
3803 // *** Z Inverted Identity Matrix ***
3804 glMatrixMode(GL_MODELVIEW);
3805 if(!display.display3D.camera)
3810 glScaled(1.0/nearPlane, 1.0/nearPlane, -1.0/nearPlane);
3812 // *** View Matrix ***
3813 glMultMatrixd(camera.viewMatrix.array);
3818 glEnable(GL_DEPTH_TEST);
3819 glEnable(GL_LIGHTING);
3820 glShadeModel(GL_SMOOTH);
3821 glDepthMask((byte)bool::true);
3822 oglDisplay.depthWrite = true;
3824 glEnable(GL_MULTISAMPLE_ARB);
3826 else if(display.display3D.camera)
3828 oglDisplay.depthWrite = false;
3829 glViewport(0,0,display.width,display.height);
3831 glDisable(GL_CULL_FACE);
3832 glDisable(GL_DEPTH_TEST);
3833 glDisable(GL_LIGHTING);
3835 glDisable(GL_TEXTURE_2D);
3836 glShadeModel(GL_FLAT);
3838 glDisable(GL_MULTISAMPLE_ARB);
3840 // *** Restore 2D MODELVIEW Matrix ***
3843 // *** Restore 2D PROJECTION Matrix ***
3844 glMatrixMode(GL_PROJECTION);
3850 void ApplyMaterial(Display display, Material material, Mesh mesh)
3852 //Logf("ApplyMaterial\n");
3855 if(material.flags.doubleSided)
3857 glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, !material.flags.singleSideLight);
3858 glDisable(GL_CULL_FACE);
3862 glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, bool::false);
3863 glEnable(GL_CULL_FACE);
3867 if(material.flags.noFog)
3873 if(material.baseMap && (mesh.texCoords || mesh.flags.texCoords1))
3875 Bitmap map = material.baseMap;
3876 glEnable(GL_TEXTURE_2D);
3877 glBindTexture(GL_TEXTURE_2D, (GLuint)(uintptr)map.driverData);
3879 glMatrixMode(GL_TEXTURE);
3881 if(material.uScale && material.vScale)
3882 glScalef(material.uScale, material.vScale, 1);
3883 glMatrixMode(GL_MODELVIEW);
3885 if(material.flags.tile)
3887 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
3888 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
3892 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
3893 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
3897 glDisable(GL_TEXTURE_2D);
3899 if(mesh.flags.colors)
3901 glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
3902 glEnable(GL_COLOR_MATERIAL);
3906 glDisable(GL_COLOR_MATERIAL);
3908 float color[4] = { material.diffuse.r, material.diffuse.g, material.diffuse.b, material.opacity };
3909 glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, color);
3912 float color[4] = { material.ambient.r, material.ambient.g, material.ambient.b, 0 };
3913 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, color);
3917 float color[4] = { material.specular.r, material.specular.g, material.specular.b, 0 };
3918 glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, color);
3921 float color[4] = { material.emissive.r, material.emissive.g, material.emissive.b, 0 };
3922 glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, color);
3925 glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, &material.power);
3928 void FreeMesh(DisplaySystem displaySystem, Mesh mesh)
3930 OGLMesh oglMesh = mesh.data;
3933 if(!mesh.flags.vertices)
3935 oglMesh.vertices.free();
3936 delete mesh.vertices;
3938 if(!mesh.flags.normals)
3940 oglMesh.normals.free();
3941 delete mesh.normals;
3943 if(!mesh.flags.texCoords1)
3945 oglMesh.texCoords.free();
3946 delete mesh.texCoords;
3948 if(!mesh.flags.texCoords2)
3950 oglMesh.texCoords2.free();
3951 // delete mesh.texCoords2;
3953 if(!mesh.flags.colors)
3955 oglMesh.colors.free();
3966 bool AllocateMesh(DisplaySystem displaySystem, Mesh mesh, MeshFeatures flags, int nVertices)
3968 bool result = false;
3971 mesh.data = OGLMesh { };
3974 if(mesh.nVertices == nVertices)
3976 // Same number of vertices, adding features (Leaves the other features pointers alone)
3977 if(mesh.flags != flags)
3979 if(!mesh.flags.vertices && flags.vertices)
3981 if(flags.doubleVertices)
3983 mesh.vertices = (Vector3Df *)new Vector3D[nVertices];
3986 mesh.vertices = new Vector3Df[nVertices];
3988 if(!mesh.flags.normals && flags.normals)
3990 if(flags.doubleNormals)
3992 mesh.normals = (Vector3Df *)new Vector3D[nVertices];
3995 mesh.normals = new Vector3Df[nVertices];
3997 if(!mesh.flags.texCoords1 && flags.texCoords1)
3999 mesh.texCoords = new Pointf[nVertices];
4001 if(!mesh.flags.colors && flags.colors)
4003 mesh.colors = new ColorRGBAf[nVertices];
4009 // New number of vertices, reallocate all current and new features
4010 flags |= mesh.flags;
4013 if(flags.doubleVertices)
4015 mesh.vertices = (Vector3Df *)renew mesh.vertices Vector3D[nVertices];
4018 mesh.vertices = renew mesh.vertices Vector3Df[nVertices];
4022 if(flags.doubleNormals)
4024 mesh.normals = (Vector3Df *)renew mesh.normals Vector3D[nVertices];
4027 mesh.normals = renew mesh.normals Vector3Df[nVertices];
4029 if(flags.texCoords1)
4031 mesh.texCoords = renew mesh.texCoords Pointf[nVertices];
4035 mesh.colors = renew mesh.colors ColorRGBAf[nVertices];
4043 void UnlockMesh(DisplaySystem displaySystem, Mesh mesh, MeshFeatures flags)
4045 OGLMesh oglMesh = mesh.data;
4046 if(!flags) flags = mesh.flags;
4051 oglMesh.vertices.upload(
4052 mesh.nVertices * (mesh.flags.doubleVertices ? sizeof(Vector3D) : sizeof(Vector3Df)), mesh.vertices); //, GL_STATIC_DRAW_ARB );
4055 oglMesh.normals.upload(
4056 mesh.nVertices * (mesh.flags.doubleNormals ? sizeof(Vector3D) : sizeof(Vector3Df)), mesh.normals); //, GL_STATIC_DRAW_ARB );
4058 if(flags.texCoords1)
4059 oglMesh.texCoords.upload(
4060 mesh.nVertices * sizeof(Pointf), mesh.texCoords); //, GL_STATIC_DRAW_ARB );
4063 oglMesh.colors.upload(
4064 mesh.nVertices * sizeof(ColorRGBAf), mesh.colors); //, GL_STATIC_DRAW_ARB );
4068 bool LockMesh(DisplaySystem displaySystem, Mesh mesh, MeshFeatures flags)
4075 void FreeIndices(DisplaySystem displaySystem, OGLIndices oglIndices)
4079 oglIndices.buffer.free();
4080 delete oglIndices.indices;
4085 void * AllocateIndices(DisplaySystem displaySystem, int nIndices, bool indices32bit)
4087 OGLIndices oglIndices = OGLIndices { };
4090 oglIndices.indices = (void *)(indices32bit ? new uint32[nIndices] : new uint16[nIndices]);
4091 oglIndices.nIndices = nIndices;
4096 void UnlockIndices(DisplaySystem displaySystem, OGLIndices oglIndices, bool indices32bit, int nIndices)
4103 if(!oglIndices.buffer.buffer)
4104 GLGenBuffers(1, (GLAB *)&oglIndices.buffer);
4105 if(curElementBuffer != oglIndices.buffer.buffer)
4106 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, oglIndices.buffer.buffer);
4107 glesBufferDatai(GL_ELEMENT_ARRAY_BUFFER, sizeof(uint32) * nIndices, oglIndices.indices, GL_STATIC_DRAW_ARB);
4111 oglIndices.buffer.upload(
4112 nIndices * (indices32bit ? sizeof(uint32) : sizeof(uint16)),
4113 oglIndices.indices); //GL_STATIC_DRAW_ARB);
4117 uint16 * LockIndices(DisplaySystem displaySystem, OGLIndices oglIndices)
4120 return oglIndices.indices;
4123 void SelectMesh(Display display, Mesh mesh)
4125 //Logf("SelectMesh\n");
4127 #if !defined( __ANDROID__) && !defined(__APPLE__) && !defined(__ODROID__)
4129 #if defined(__WIN32__)
4130 if(glUnlockArraysEXT)
4132 if(!vboAvailable && display.display3D.mesh)
4133 glUnlockArraysEXT();
4138 OGLMesh oglMesh = mesh.data;
4140 // *** Vertex Stream ***
4141 glEnableClientState(GL_VERTEX_ARRAY);
4142 if(!display.display3D.collectingHits && oglMesh)
4144 oglMesh.vertices.use(vertex, 3, (mesh.flags.doubleVertices ? GL_DOUBLE : GL_FLOAT), 0, oglMesh.vertices.buffer ? null : (double *)mesh.vertices);
4146 // *** Normals Stream ***
4147 if(mesh.normals || mesh.flags.normals)
4149 glEnableClientState(GL_NORMAL_ARRAY);
4150 oglMesh.normals.use(normal, 3, GL_FLOAT, 0, oglMesh.normals.buffer ? null : mesh.normals);
4153 glDisableClientState(GL_NORMAL_ARRAY);
4155 // *** Texture Coordinates Stream ***
4156 if(mesh.texCoords || mesh.flags.texCoords1)
4158 glEnableClientState(GL_TEXTURE_COORD_ARRAY);
4159 oglMesh.texCoords.use(texCoord, 2, GL_FLOAT, 0, oglMesh.texCoords.buffer ? null : mesh.texCoords);
4162 glDisableClientState(GL_TEXTURE_COORD_ARRAY);
4164 // *** Color Stream ***
4165 if(mesh.colors || mesh.flags.colors)
4167 glEnableClientState(GL_COLOR_ARRAY);
4168 oglMesh.colors.use(color, 4, GL_FLOAT, 0, oglMesh.colors.buffer ? null : mesh.colors);
4171 glDisableClientState(GL_COLOR_ARRAY);
4175 noAB.use(vertex, 3, (mesh.flags.doubleVertices ? GL_DOUBLE : GL_FLOAT), 0, (double *)mesh.vertices);
4176 if((mesh.normals || mesh.flags.normals) && !display.display3D.collectingHits)
4178 glEnableClientState(GL_NORMAL_ARRAY);
4179 noAB.use(normal, 3, GL_FLOAT, 0, mesh.normals);
4182 glDisableClientState(GL_NORMAL_ARRAY);
4183 if((mesh.texCoords || mesh.flags.texCoords1) && !display.display3D.collectingHits)
4185 glEnableClientState(GL_TEXTURE_COORD_ARRAY);
4186 noAB.use(texCoord, 2, GL_FLOAT, 0, mesh.texCoords);
4189 glDisableClientState(GL_TEXTURE_COORD_ARRAY);
4190 if((mesh.colors || mesh.flags.colors) && !display.display3D.collectingHits)
4192 glEnableClientState(GL_COLOR_ARRAY);
4193 noAB.use(color, 4, GL_FLOAT, 0, mesh.colors);
4196 glDisableClientState(GL_COLOR_ARRAY);
4199 #if !defined(__ANDROID__) && !defined(__APPLE__) && !defined(__ODROID__)
4201 #if defined(__WIN32__)
4205 glLockArraysEXT(0, mesh.nVertices);
4211 void DrawPrimitives(Display display, PrimitiveSingle * primitive, Mesh mesh)
4213 //Logf("DrawPrimitives\n");
4215 if(primitive->type.vertexRange)
4216 glDrawArrays(primitiveTypes[primitive->type.primitiveType], primitive->first, primitive->nVertices);
4219 // *** Hoping the data won't be uploaded at all (Won't really work if another group of the mesh is using the mesh ) ***
4220 // HACK TO SPEED THINGS UP...
4222 /*GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER_ARB, 0);
4223 if(primitive->nIndices < (mesh.nVertices >> 2) && !primitive->type.indices32bit)
4226 glBegin(primitiveTypes[primitive->type.primitiveType]);
4229 OGLIndices oglIndices = primitive->data;
4230 MeshFeatures flags = mesh.flags;
4231 for(c = 0; c<primitive->nIndices; c++)
4233 uint16 index = ((uint16 *) oglIndices.indices)[c];
4234 if(flags.normals) glNormal3fv((float *)&mesh.normals[index]);
4235 if(flags.texCoords1) glTexCoord2fv((float *)&mesh.texCoords[index]);
4236 if(flags.colors) glColor4fv((float *)&mesh.colors[index]);
4237 glVertex3fv((float *)&mesh.vertices[index]);
4246 OGLIndices oglIndices = primitive->data;
4247 GLEAB eab = ((!display.display3D.collectingHits && oglIndices) ? oglIndices.buffer : noEAB);
4249 eab.draw(primitiveTypes[primitive->type.primitiveType], primitive->nIndices,
4250 primitive->type.indices32bit ? GL_UNSIGNED_INT : GL_UNSIGNED_SHORT,
4251 eab.buffer ? 0 : (oglIndices ? oglIndices.indices : primitive->indices));
4252 GLBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
4257 void PushMatrix(Display display)
4262 void PopMatrix(Display display, bool setMatrix)
4267 void SetTransform(Display display, Matrix transMatrix, bool viewSpace, bool useCamera)
4269 Matrix matrix = transMatrix;
4270 Camera camera = useCamera ? display.display3D.camera : null;
4275 glScaled(1.0/nearPlane, 1.0/nearPlane, -1.0/nearPlane);
4280 matrix.m[3][0] - camera.cPosition.x,
4281 matrix.m[3][1] - camera.cPosition.y,
4282 matrix.m[3][2] - camera.cPosition.z);
4294 glMultMatrixd(matrix.array);
4299 public void UseSingleGLContext(bool useSingle)
4301 useSingleGLContext = useSingle;
4304 default dllexport void *
4305 #if defined(__WIN32__)
4306 __attribute__((stdcall))
4308 IS_GLGetContext(DisplaySystem displaySystem)
4312 #if defined(__WIN32__)
4313 OGLSystem system = displaySystem.driverData;
4315 #elif defined(__ANDROID__) || defined(__ODROID__)
4318 OGLSystem system = displaySystem.driverData;
4319 return system.glContext;