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1// Copyright (C) 2002-2012 Nikolaus Gebhardt
2// This file is part of the "Irrlicht Engine".
3// For conditions of distribution and use, see copyright notice in Irrlicht.h
4
5#ifndef __C_OPEN_GL_FEATURE_MAP_H_INCLUDED__
6#define __C_OPEN_GL_FEATURE_MAP_H_INCLUDED__
7
8#include "IrrCompileConfig.h"
9#ifdef _IRR_COMPILE_WITH_OPENGL_
10
11#include "EDriverFeatures.h"
12#include "irrTypes.h"
13#include "os.h"
14
15#if defined(_IRR_WINDOWS_API_)
16 // include windows headers for HWND
17 #define WIN32_LEAN_AND_MEAN
18 #include <windows.h>
19 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
20 #define GL_GLEXT_LEGACY 1
21 #endif
22 #include <GL/gl.h>
23 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
24 #include "glext.h"
25 #endif
26 #include "wglext.h"
27
28 #ifdef _MSC_VER
29 #pragma comment(lib, "OpenGL32.lib")
30 #endif
31
32#elif defined(_IRR_COMPILE_WITH_OSX_DEVICE_)
33 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
34 #define GL_GLEXT_LEGACY 1
35 #endif
36 #include <OpenGL/gl.h>
37 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
38 #include "glext.h"
39 #endif
40#elif defined(_IRR_COMPILE_WITH_SDL_DEVICE_) && !defined(_IRR_COMPILE_WITH_X11_DEVICE_)
41 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
42 #define GL_GLEXT_LEGACY 1
43 #define GLX_GLXEXT_LEGACY 1
44 #else
45 #define GL_GLEXT_PROTOTYPES 1
46 #define GLX_GLXEXT_PROTOTYPES 1
47 #endif
48 #define NO_SDL_GLEXT
49 #include <SDL/SDL_video.h>
50 #include <SDL/SDL_opengl.h>
51 #include "glext.h"
52#else
53 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
54 #define GL_GLEXT_LEGACY 1
55 #define GLX_GLXEXT_LEGACY 1
56 #else
57 #define GL_GLEXT_PROTOTYPES 1
58 #define GLX_GLXEXT_PROTOTYPES 1
59 #endif
60 #include <GL/gl.h>
61 #include <GL/glx.h>
62 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
63 #include "glext.h"
64 #undef GLX_ARB_get_proc_address // avoid problems with local glxext.h
65 #include "glxext.h"
66 #endif
67#endif
68
69#ifndef GL_ARB_shader_objects
70/* GL types for program/shader text and shader object handles */
71typedef char GLcharARB;
72typedef unsigned int GLhandleARB;
73#endif
74
75#ifndef GL_VERSION_2_0
76/* GL type for program/shader text */
77typedef char GLchar;
78#endif
79
80
81namespace irr
82{
83namespace video
84{
85
86
87static const char* const OpenGLFeatureStrings[] = {
88 "GL_3DFX_multisample",
89 "GL_3DFX_tbuffer",
90 "GL_3DFX_texture_compression_FXT1",
91 "GL_AMD_blend_minmax_factor",
92 "GL_AMD_conservative_depth",
93 "GL_AMD_debug_output",
94 "GL_AMD_depth_clamp_separate",
95 "GL_AMD_draw_buffers_blend",
96 "GL_AMD_multi_draw_indirect",
97 "GL_AMD_name_gen_delete",
98 "GL_AMD_performance_monitor",
99 "GL_AMD_sample_positions",
100 "GL_AMD_seamless_cubemap_per_texture",
101 "GL_AMD_shader_stencil_export",
102 "GL_AMD_texture_texture4",
103 "GL_AMD_transform_feedback3_lines_triangles",
104 "GL_AMD_vertex_shader_tesselator",
105 "GL_APPLE_aux_depth_stencil",
106 "GL_APPLE_client_storage",
107 "GL_APPLE_element_array",
108 "GL_APPLE_fence",
109 "GL_APPLE_float_pixels",
110 "GL_APPLE_flush_buffer_range",
111 "GL_APPLE_object_purgeable",
112 "GL_APPLE_rgb_422",
113 "GL_APPLE_row_bytes",
114 "GL_APPLE_specular_vector",
115 "GL_APPLE_texture_range",
116 "GL_APPLE_transform_hint",
117 "GL_APPLE_vertex_array_object",
118 "GL_APPLE_vertex_array_range",
119 "GL_APPLE_vertex_program_evaluators",
120 "GL_APPLE_ycbcr_422",
121 "GL_ARB_base_instance",
122 "GL_ARB_blend_func_extended",
123 "GL_ARB_cl_event",
124 "GL_ARB_color_buffer_float",
125 "GL_ARB_compatibility",
126 "GL_ARB_compressed_texture_pixel_storage",
127 "GL_ARB_conservative_depth",
128 "GL_ARB_copy_buffer",
129 "GL_ARB_debug_output",
130 "GL_ARB_depth_buffer_float",
131 "GL_ARB_depth_clamp",
132 "GL_ARB_depth_texture",
133 "GL_ARB_draw_buffers",
134 "GL_ARB_draw_buffers_blend",
135 "GL_ARB_draw_elements_base_vertex",
136 "GL_ARB_draw_indirect",
137 "GL_ARB_draw_instanced",
138 "GL_ARB_ES2_compatibility",
139 "GL_ARB_explicit_attrib_location",
140 "GL_ARB_fragment_coord_conventions",
141 "GL_ARB_fragment_program",
142 "GL_ARB_fragment_program_shadow",
143 "GL_ARB_fragment_shader",
144 "GL_ARB_framebuffer_object",
145 "GL_ARB_framebuffer_sRGB",
146 "GL_ARB_get_program_binary",
147 "GL_ARB_geometry_shader4",
148 "GL_ARB_gpu_shader5",
149 "GL_ARB_gpu_shader_fp64",
150 "GL_ARB_half_float_pixel",
151 "GL_ARB_half_float_vertex",
152 "GL_ARB_imaging",
153 "GL_ARB_instanced_arrays",
154 "GL_ARB_internalformat_query",
155 "GL_ARB_map_buffer_alignment",
156 "GL_ARB_map_buffer_range",
157 "GL_ARB_matrix_palette",
158 "GL_ARB_multisample",
159 "GL_ARB_multitexture",
160 "GL_ARB_occlusion_query",
161 "GL_ARB_occlusion_query2",
162 "GL_ARB_pixel_buffer_object",
163 "GL_ARB_point_parameters",
164 "GL_ARB_point_sprite",
165 "GL_ARB_provoking_vertex",
166 "GL_ARB_robustness",
167 "GL_ARB_sample_shading",
168 "GL_ARB_sampler_objects",
169 "GL_ARB_seamless_cube_map",
170 "GL_ARB_separate_shader_objects",
171 "GL_ARB_shader_atomic_counters",
172 "GL_ARB_shader_bit_encoding",
173 "GL_ARB_shader_image_load_store",
174 "GL_ARB_shader_objects",
175 "GL_ARB_shader_precision",
176 "GL_ARB_shader_stencil_export",
177 "GL_ARB_shader_subroutine",
178 "GL_ARB_shader_texture_lod",
179 "GL_ARB_shading_language_100",
180 "GL_ARB_shading_language_420pack",
181 "GL_ARB_shading_language_include",
182 "GL_ARB_shading_language_packing",
183 "GL_ARB_shadow",
184 "GL_ARB_shadow_ambient",
185 "GL_ARB_sync",
186 "GL_ARB_tessellation_shader",
187 "GL_ARB_texture_border_clamp",
188 "GL_ARB_texture_buffer_object",
189 "GL_ARB_texture_buffer_object_rgb32",
190 "GL_ARB_texture_compression",
191 "GL_ARB_texture_compression_bptc",
192 "GL_ARB_texture_compression_rgtc",
193 "GL_ARB_texture_cube_map",
194 "GL_ARB_texture_cube_map_array",
195 "GL_ARB_texture_env_add",
196 "GL_ARB_texture_env_combine",
197 "GL_ARB_texture_env_crossbar",
198 "GL_ARB_texture_env_dot3",
199 "GL_ARB_texture_float",
200 "GL_ARB_texture_gather",
201 "GL_ARB_texture_mirrored_repeat",
202 "GL_ARB_texture_multisample",
203 "GL_ARB_texture_non_power_of_two",
204 "GL_ARB_texture_query_lod",
205 "GL_ARB_texture_rectangle",
206 "GL_ARB_texture_rg",
207 "GL_ARB_texture_rgb10_a2ui",
208 "GL_ARB_texture_storage",
209 "GL_ARB_texture_swizzle",
210 "GL_ARB_timer_query",
211 "GL_ARB_transform_feedback2",
212 "GL_ARB_transform_feedback3",
213 "GL_ARB_transform_feedback_instanced",
214 "GL_ARB_transpose_matrix",
215 "GL_ARB_uniform_buffer_object",
216 "GL_ARB_vertex_array_bgra",
217 "GL_ARB_vertex_array_object",
218 "GL_ARB_vertex_attrib_64bit",
219 "GL_ARB_vertex_blend",
220 "GL_ARB_vertex_buffer_object",
221 "GL_ARB_vertex_program",
222 "GL_ARB_vertex_shader",
223 "GL_ARB_vertex_type_2_10_10_10_rev",
224 "GL_ARB_viewport_array",
225 "GL_ARB_window_pos",
226 "GL_ATI_draw_buffers",
227 "GL_ATI_element_array",
228 "GL_ATI_envmap_bumpmap",
229 "GL_ATI_fragment_shader",
230 "GL_ATI_map_object_buffer",
231 "GL_ATI_meminfo",
232 "GL_ATI_pixel_format_float",
233 "GL_ATI_pn_triangles",
234 "GL_ATI_separate_stencil",
235 "GL_ATI_text_fragment_shader",
236 "GL_ATI_texture_env_combine3",
237 "GL_ATI_texture_float",
238 "GL_ATI_texture_mirror_once",
239 "GL_ATI_vertex_array_object",
240 "GL_ATI_vertex_attrib_array_object",
241 "GL_ATI_vertex_streams",
242 "GL_EXT_422_pixels",
243 "GL_EXT_abgr",
244 "GL_EXT_bgra",
245 "GL_EXT_bindable_uniform",
246 "GL_EXT_blend_color",
247 "GL_EXT_blend_equation_separate",
248 "GL_EXT_blend_func_separate",
249 "GL_EXT_blend_logic_op",
250 "GL_EXT_blend_minmax",
251 "GL_EXT_blend_subtract",
252 "GL_EXT_clip_volume_hint",
253 "GL_EXT_cmyka",
254 "GL_EXT_color_subtable",
255 "GL_EXT_compiled_vertex_array",
256 "GL_EXT_convolution",
257 "GL_EXT_coordinate_frame",
258 "GL_EXT_copy_texture",
259 "GL_EXT_cull_vertex",
260 "GL_EXT_depth_bounds_test",
261 "GL_EXT_direct_state_access",
262 "GL_EXT_draw_buffers2",
263 "GL_EXT_draw_instanced",
264 "GL_EXT_draw_range_elements",
265 "GL_EXT_fog_coord",
266 "GL_EXT_framebuffer_blit",
267 "GL_EXT_framebuffer_multisample",
268 "GL_EXT_framebuffer_multisample_blit_scaled",
269 "GL_EXT_framebuffer_object",
270 "GL_EXT_framebuffer_sRGB",
271 "GL_EXT_geometry_shader4",
272 "GL_EXT_gpu_program_parameters",
273 "GL_EXT_gpu_shader4",
274 "GL_EXT_histogram",
275 "GL_EXT_index_array_formats",
276 "GL_EXT_index_func",
277 "GL_EXT_index_material",
278 "GL_EXT_index_texture",
279 "GL_EXT_light_texture",
280 "GL_EXT_misc_attribute",
281 "GL_EXT_multi_draw_arrays",
282 "GL_EXT_multisample",
283 "GL_EXT_packed_depth_stencil",
284 "GL_EXT_packed_float",
285 "GL_EXT_packed_pixels",
286 "GL_EXT_paletted_texture",
287 "GL_EXT_pixel_buffer_object",
288 "GL_EXT_pixel_transform",
289 "GL_EXT_pixel_transform_color_table",
290 "GL_EXT_point_parameters",
291 "GL_EXT_polygon_offset",
292 "GL_EXT_provoking_vertex",
293 "GL_EXT_rescale_normal",
294 "GL_EXT_secondary_color",
295 "GL_EXT_separate_shader_objects",
296 "GL_EXT_separate_specular_color",
297 "GL_EXT_shader_image_load_store",
298 "GL_EXT_shadow_funcs",
299 "GL_EXT_shared_texture_palette",
300 "GL_EXT_stencil_clear_tag",
301 "GL_EXT_stencil_two_side",
302 "GL_EXT_stencil_wrap",
303 "GL_EXT_subtexture",
304 "GL_EXT_texture",
305 "GL_EXT_texture3D",
306 "GL_EXT_texture_array",
307 "GL_EXT_texture_buffer_object",
308 "GL_EXT_texture_compression_latc",
309 "GL_EXT_texture_compression_rgtc",
310 "GL_EXT_texture_compression_s3tc",
311 "GL_EXT_texture_cube_map",
312 "GL_EXT_texture_env_add",
313 "GL_EXT_texture_env_combine",
314 "GL_EXT_texture_env_dot3",
315 "GL_EXT_texture_filter_anisotropic",
316 "GL_EXT_texture_integer",
317 "GL_EXT_texture_lod_bias",
318 "GL_EXT_texture_mirror_clamp",
319 "GL_EXT_texture_object",
320 "GL_EXT_texture_perturb_normal",
321 "GL_EXT_texture_shared_exponent",
322 "GL_EXT_texture_snorm",
323 "GL_EXT_texture_sRGB",
324 "GL_EXT_texture_sRGB_decode",
325 "GL_EXT_texture_swizzle",
326 "GL_EXT_timer_query",
327 "GL_EXT_transform_feedback",
328 "GL_EXT_vertex_array",
329 "GL_EXT_vertex_array_bgra",
330 "GL_EXT_vertex_attrib_64bit",
331 "GL_EXT_vertex_shader",
332 "GL_EXT_vertex_weighting",
333 "GL_EXT_x11_sync_object",
334 "GL_FfdMaskSGIX",
335 "GL_GREMEDY_frame_terminator",
336 "GL_GREMEDY_string_marker",
337 "GL_HP_convolution_border_modes",
338 "GL_HP_image_transform",
339 "GL_HP_occlusion_test",
340 "GL_HP_texture_lighting",
341 "GL_IBM_cull_vertex",
342 "GL_IBM_multimode_draw_arrays",
343 "GL_IBM_rasterpos_clip",
344 "GL_IBM_texture_mirrored_repeat",
345 "GL_IBM_vertex_array_lists",
346 "GL_INGR_blend_func_separate",
347 "GL_INGR_color_clamp",
348 "GL_INGR_interlace_read",
349 "GL_INGR_palette_buffer",
350 "GL_INTEL_parallel_arrays",
351 "GL_INTEL_texture_scissor",
352 "GL_MESA_pack_invert",
353 "GL_MESA_resize_buffers",
354 "GL_MESA_window_pos",
355 "GL_MESAX_texture_stack",
356 "GL_MESA_ycbcr_texture",
357 "GL_NV_blend_square",
358 "GL_NV_conditional_render",
359 "GL_NV_copy_depth_to_color",
360 "GL_NV_copy_image",
361 "GL_NV_depth_buffer_float",
362 "GL_NV_depth_clamp",
363 "GL_NV_evaluators",
364 "GL_NV_explicit_multisample",
365 "GL_NV_fence",
366 "GL_NV_float_buffer",
367 "GL_NV_fog_distance",
368 "GL_NV_fragment_program",
369 "GL_NV_fragment_program2",
370 "GL_NV_fragment_program4",
371 "GL_NV_fragment_program_option",
372 "GL_NV_framebuffer_multisample_coverage",
373 "GL_NV_geometry_program4",
374 "GL_NV_geometry_shader4",
375 "GL_NV_gpu_program4",
376 "GL_NV_gpu_program5",
377 "GL_NV_gpu_shader5",
378 "GL_NV_half_float",
379 "GL_NV_light_max_exponent",
380 "GL_NV_multisample_coverage",
381 "GL_NV_multisample_filter_hint",
382 "GL_NV_occlusion_query",
383 "GL_NV_packed_depth_stencil",
384 "GL_NV_parameter_buffer_object",
385 "GL_NV_parameter_buffer_object2",
386 "GL_NV_pixel_data_range",
387 "GL_NV_point_sprite",
388 "GL_NV_present_video",
389 "GL_NV_primitive_restart",
390 "GL_NV_register_combiners",
391 "GL_NV_register_combiners2",
392 "GL_NV_shader_buffer_load",
393 "GL_NV_shader_buffer_store",
394 "GL_NV_tessellation_program5",
395 "GL_NV_texgen_emboss",
396 "GL_NV_texgen_reflection",
397 "GL_NV_texture_barrier",
398 "GL_NV_texture_compression_vtc",
399 "GL_NV_texture_env_combine4",
400 "GL_NV_texture_expand_normal",
401 "GL_NV_texture_multisample",
402 "GL_NV_texture_rectangle",
403 "GL_NV_texture_shader",
404 "GL_NV_texture_shader2",
405 "GL_NV_texture_shader3",
406 "GL_NV_transform_feedback",
407 "GL_NV_transform_feedback2",
408 "GL_NV_vdpau_interop",
409 "GL_NV_vertex_array_range",
410 "GL_NV_vertex_array_range2",
411 "GL_NV_vertex_attrib_integer_64bit",
412 "GL_NV_vertex_buffer_unified_memory",
413 "GL_NV_vertex_program",
414 "GL_NV_vertex_program1_1",
415 "GL_NV_vertex_program2",
416 "GL_NV_vertex_program2_option",
417 "GL_NV_vertex_program3",
418 "GL_NV_vertex_program4",
419 "GL_NV_video_capture",
420 "GL_OES_read_format",
421 "GL_OML_interlace",
422 "GL_OML_resample",
423 "GL_OML_subsample",
424 "GL_PGI_misc_hints",
425 "GL_PGI_vertex_hints",
426 "GL_REND_screen_coordinates",
427 "GL_S3_s3tc",
428 "GL_SGI_color_matrix",
429 "GL_SGI_color_table",
430 "GL_SGI_depth_pass_instrument",
431 "GL_SGIS_detail_texture",
432 "GL_SGIS_fog_function",
433 "GL_SGIS_generate_mipmap",
434 "GL_SGIS_multisample",
435 "GL_SGIS_pixel_texture",
436 "GL_SGIS_point_line_texgen",
437 "GL_SGIS_point_parameters",
438 "GL_SGIS_sharpen_texture",
439 "GL_SGIS_texture4D",
440 "GL_SGIS_texture_border_clamp",
441 "GL_SGIS_texture_color_mask",
442 "GL_SGIS_texture_edge_clamp",
443 "GL_SGIS_texture_filter4",
444 "GL_SGIS_texture_lod",
445 "GL_SGIS_texture_select",
446 "GL_SGI_texture_color_table",
447 "GL_SGIX_async",
448 "GL_SGIX_async_histogram",
449 "GL_SGIX_async_pixel",
450 "GL_SGIX_blend_alpha_minmax",
451 "GL_SGIX_calligraphic_fragment",
452 "GL_SGIX_clipmap",
453 "GL_SGIX_convolution_accuracy",
454 "GL_SGIX_depth_pass_instrument",
455 "GL_SGIX_depth_texture",
456 "GL_SGIX_flush_raster",
457 "GL_SGIX_fog_offset",
458 "GL_SGIX_fog_scale",
459 "GL_SGIX_fragment_lighting",
460 "GL_SGIX_framezoom",
461 "GL_SGIX_igloo_interface",
462 "GL_SGIX_impact_pixel_texture",
463 "GL_SGIX_instruments",
464 "GL_SGIX_interlace",
465 "GL_SGIX_ir_instrument1",
466 "GL_SGIX_list_priority",
467 "GL_SGIX_pixel_texture",
468 "GL_SGIX_pixel_tiles",
469 "GL_SGIX_polynomial_ffd",
470 "GL_SGIX_reference_plane",
471 "GL_SGIX_resample",
472 "GL_SGIX_scalebias_hint",
473 "GL_SGIX_shadow",
474 "GL_SGIX_shadow_ambient",
475 "GL_SGIX_sprite",
476 "GL_SGIX_subsample",
477 "GL_SGIX_tag_sample_buffer",
478 "GL_SGIX_texture_add_env",
479 "GL_SGIX_texture_coordinate_clamp",
480 "GL_SGIX_texture_lod_bias",
481 "GL_SGIX_texture_multi_buffer",
482 "GL_SGIX_texture_scale_bias",
483 "GL_SGIX_texture_select",
484 "GL_SGIX_vertex_preclip",
485 "GL_SGIX_ycrcb",
486 "GL_SGIX_ycrcba",
487 "GL_SGIX_ycrcb_subsample",
488 "GL_SUN_convolution_border_modes",
489 "GL_SUN_global_alpha",
490 "GL_SUN_mesh_array",
491 "GL_SUN_slice_accum",
492 "GL_SUN_triangle_list",
493 "GL_SUN_vertex",
494 "GL_SUNX_constant_data",
495 "GL_WIN_phong_shading",
496 "GL_WIN_specular_fog",
497 // unofficial stuff
498 "GL_NVX_gpu_memory_info"
499};
500
501
502class COpenGLExtensionHandler
503{
504 public:
505 enum EOpenGLFeatures {
506 IRR_3DFX_multisample = 0,
507 IRR_3DFX_tbuffer,
508 IRR_3DFX_texture_compression_FXT1,
509 IRR_AMD_blend_minmax_factor,
510 IRR_AMD_conservative_depth,
511 IRR_AMD_debug_output,
512 IRR_AMD_depth_clamp_separate,
513 IRR_AMD_draw_buffers_blend,
514 IRR_AMD_multi_draw_indirect,
515 IRR_AMD_name_gen_delete,
516 IRR_AMD_performance_monitor,
517 IRR_AMD_sample_positions,
518 IRR_AMD_seamless_cubemap_per_texture,
519 IRR_AMD_shader_stencil_export,
520 IRR_AMD_texture_texture4,
521 IRR_AMD_transform_feedback3_lines_triangles,
522 IRR_AMD_vertex_shader_tesselator,
523 IRR_APPLE_aux_depth_stencil,
524 IRR_APPLE_client_storage,
525 IRR_APPLE_element_array,
526 IRR_APPLE_fence,
527 IRR_APPLE_float_pixels,
528 IRR_APPLE_flush_buffer_range,
529 IRR_APPLE_object_purgeable,
530 IRR_APPLE_rgb_422,
531 IRR_APPLE_row_bytes,
532 IRR_APPLE_specular_vector,
533 IRR_APPLE_texture_range,
534 IRR_APPLE_transform_hint,
535 IRR_APPLE_vertex_array_object,
536 IRR_APPLE_vertex_array_range,
537 IRR_APPLE_vertex_program_evaluators,
538 IRR_APPLE_ycbcr_422,
539 IRR_ARB_base_instance,
540 IRR_ARB_blend_func_extended,
541 IRR_ARB_cl_event,
542 IRR_ARB_color_buffer_float,
543 IRR_ARB_compatibility,
544 IRR_ARB_compressed_texture_pixel_storage,
545 IRR_ARB_conservative_depth,
546 IRR_ARB_copy_buffer,
547 IRR_ARB_debug_output,
548 IRR_ARB_depth_buffer_float,
549 IRR_ARB_depth_clamp,
550 IRR_ARB_depth_texture,
551 IRR_ARB_draw_buffers,
552 IRR_ARB_draw_buffers_blend,
553 IRR_ARB_draw_elements_base_vertex,
554 IRR_ARB_draw_indirect,
555 IRR_ARB_draw_instanced,
556 IRR_ARB_ES2_compatibility,
557 IRR_ARB_explicit_attrib_location,
558 IRR_ARB_fragment_coord_conventions,
559 IRR_ARB_fragment_program,
560 IRR_ARB_fragment_program_shadow,
561 IRR_ARB_fragment_shader,
562 IRR_ARB_framebuffer_object,
563 IRR_ARB_framebuffer_sRGB,
564 IRR_ARB_geometry_shader4,
565 IRR_ARB_get_program_binary,
566 IRR_ARB_gpu_shader5,
567 IRR_ARB_gpu_shader_fp64,
568 IRR_ARB_half_float_pixel,
569 IRR_ARB_half_float_vertex,
570 IRR_ARB_imaging,
571 IRR_ARB_instanced_arrays,
572 IRR_ARB_internalformat_query,
573 IRR_ARB_map_buffer_alignment,
574 IRR_ARB_map_buffer_range,
575 IRR_ARB_matrix_palette,
576 IRR_ARB_multisample,
577 IRR_ARB_multitexture,
578 IRR_ARB_occlusion_query,
579 IRR_ARB_occlusion_query2,
580 IRR_ARB_pixel_buffer_object,
581 IRR_ARB_point_parameters,
582 IRR_ARB_point_sprite,
583 IRR_ARB_provoking_vertex,
584 IRR_ARB_robustness,
585 IRR_ARB_sample_shading,
586 IRR_ARB_sampler_objects,
587 IRR_ARB_seamless_cube_map,
588 IRR_ARB_separate_shader_objects,
589 IRR_ARB_shader_atomic_counters,
590 IRR_ARB_shader_bit_encoding,
591 IRR_ARB_shader_image_load_store,
592 IRR_ARB_shader_objects,
593 IRR_ARB_shader_precision,
594 IRR_ARB_shader_stencil_export,
595 IRR_ARB_shader_subroutine,
596 IRR_ARB_shader_texture_lod,
597 IRR_ARB_shading_language_100,
598 IRR_ARB_shading_language_420pack,
599 IRR_ARB_shading_language_include,
600 IRR_ARB_shading_language_packing,
601 IRR_ARB_shadow,
602 IRR_ARB_shadow_ambient,
603 IRR_ARB_sync,
604 IRR_ARB_tessellation_shader,
605 IRR_ARB_texture_border_clamp,
606 IRR_ARB_texture_buffer_object,
607 IRR_ARB_texture_buffer_object_rgb32,
608 IRR_ARB_texture_compression,
609 IRR_ARB_texture_compression_bptc,
610 IRR_ARB_texture_compression_rgtc,
611 IRR_ARB_texture_cube_map,
612 IRR_ARB_texture_cube_map_array,
613 IRR_ARB_texture_env_add,
614 IRR_ARB_texture_env_combine,
615 IRR_ARB_texture_env_crossbar,
616 IRR_ARB_texture_env_dot3,
617 IRR_ARB_texture_float,
618 IRR_ARB_texture_gather,
619 IRR_ARB_texture_mirrored_repeat,
620 IRR_ARB_texture_multisample,
621 IRR_ARB_texture_non_power_of_two,
622 IRR_ARB_texture_query_lod,
623 IRR_ARB_texture_rectangle,
624 IRR_ARB_texture_rg,
625 IRR_ARB_texture_rgb10_a2ui,
626 IRR_ARB_texture_storage,
627 IRR_ARB_texture_swizzle,
628 IRR_ARB_timer_query,
629 IRR_ARB_transform_feedback2,
630 IRR_ARB_transform_feedback3,
631 IRR_ARB_transform_feedback_instanced,
632 IRR_ARB_transpose_matrix,
633 IRR_ARB_uniform_buffer_object,
634 IRR_ARB_vertex_array_bgra,
635 IRR_ARB_vertex_array_object,
636 IRR_ARB_vertex_attrib_64bit,
637 IRR_ARB_vertex_blend,
638 IRR_ARB_vertex_buffer_object,
639 IRR_ARB_vertex_program,
640 IRR_ARB_vertex_shader,
641 IRR_ARB_vertex_type_2_10_10_10_rev,
642 IRR_ARB_viewport_array,
643 IRR_ARB_window_pos,
644 IRR_ATI_draw_buffers,
645 IRR_ATI_element_array,
646 IRR_ATI_envmap_bumpmap,
647 IRR_ATI_fragment_shader,
648 IRR_ATI_map_object_buffer,
649 IRR_ATI_meminfo,
650 IRR_ATI_pixel_format_float,
651 IRR_ATI_pn_triangles,
652 IRR_ATI_separate_stencil,
653 IRR_ATI_text_fragment_shader,
654 IRR_ATI_texture_env_combine3,
655 IRR_ATI_texture_float,
656 IRR_ATI_texture_mirror_once,
657 IRR_ATI_vertex_array_object,
658 IRR_ATI_vertex_attrib_array_object,
659 IRR_ATI_vertex_streams,
660 IRR_EXT_422_pixels,
661 IRR_EXT_abgr,
662 IRR_EXT_bgra,
663 IRR_EXT_bindable_uniform,
664 IRR_EXT_blend_color,
665 IRR_EXT_blend_equation_separate,
666 IRR_EXT_blend_func_separate,
667 IRR_EXT_blend_logic_op,
668 IRR_EXT_blend_minmax,
669 IRR_EXT_blend_subtract,
670 IRR_EXT_clip_volume_hint,
671 IRR_EXT_cmyka,
672 IRR_EXT_color_subtable,
673 IRR_EXT_compiled_vertex_array,
674 IRR_EXT_convolution,
675 IRR_EXT_coordinate_frame,
676 IRR_EXT_copy_texture,
677 IRR_EXT_cull_vertex,
678 IRR_EXT_depth_bounds_test,
679 IRR_EXT_direct_state_access,
680 IRR_EXT_draw_buffers2,
681 IRR_EXT_draw_instanced,
682 IRR_EXT_draw_range_elements,
683 IRR_EXT_fog_coord,
684 IRR_EXT_framebuffer_blit,
685 IRR_EXT_framebuffer_multisample,
686 IRR_EXT_framebuffer_multisample_blit_scaled,
687 IRR_EXT_framebuffer_object,
688 IRR_EXT_framebuffer_sRGB,
689 IRR_EXT_geometry_shader4,
690 IRR_EXT_gpu_program_parameters,
691 IRR_EXT_gpu_shader4,
692 IRR_EXT_histogram,
693 IRR_EXT_index_array_formats,
694 IRR_EXT_index_func,
695 IRR_EXT_index_material,
696 IRR_EXT_index_texture,
697 IRR_EXT_light_texture,
698 IRR_EXT_misc_attribute,
699 IRR_EXT_multi_draw_arrays,
700 IRR_EXT_multisample,
701 IRR_EXT_packed_depth_stencil,
702 IRR_EXT_packed_float,
703 IRR_EXT_packed_pixels,
704 IRR_EXT_paletted_texture,
705 IRR_EXT_pixel_buffer_object,
706 IRR_EXT_pixel_transform,
707 IRR_EXT_pixel_transform_color_table,
708 IRR_EXT_point_parameters,
709 IRR_EXT_polygon_offset,
710 IRR_EXT_provoking_vertex,
711 IRR_EXT_rescale_normal,
712 IRR_EXT_secondary_color,
713 IRR_EXT_separate_shader_objects,
714 IRR_EXT_separate_specular_color,
715 IRR_EXT_shader_image_load_store,
716 IRR_EXT_shadow_funcs,
717 IRR_EXT_shared_texture_palette,
718 IRR_EXT_stencil_clear_tag,
719 IRR_EXT_stencil_two_side,
720 IRR_EXT_stencil_wrap,
721 IRR_EXT_subtexture,
722 IRR_EXT_texture,
723 IRR_EXT_texture3D,
724 IRR_EXT_texture_array,
725 IRR_EXT_texture_buffer_object,
726 IRR_EXT_texture_compression_latc,
727 IRR_EXT_texture_compression_rgtc,
728 IRR_EXT_texture_compression_s3tc,
729 IRR_EXT_texture_cube_map,
730 IRR_EXT_texture_env_add,
731 IRR_EXT_texture_env_combine,
732 IRR_EXT_texture_env_dot3,
733 IRR_EXT_texture_filter_anisotropic,
734 IRR_EXT_texture_integer,
735 IRR_EXT_texture_lod_bias,
736 IRR_EXT_texture_mirror_clamp,
737 IRR_EXT_texture_object,
738 IRR_EXT_texture_perturb_normal,
739 IRR_EXT_texture_shared_exponent,
740 IRR_EXT_texture_snorm,
741 IRR_EXT_texture_sRGB,
742 IRR_EXT_texture_sRGB_decode,
743 IRR_EXT_texture_swizzle,
744 IRR_EXT_timer_query,
745 IRR_EXT_transform_feedback,
746 IRR_EXT_vertex_array,
747 IRR_EXT_vertex_array_bgra,
748 IRR_EXT_vertex_attrib_64bit,
749 IRR_EXT_vertex_shader,
750 IRR_EXT_vertex_weighting,
751 IRR_EXT_x11_sync_object,
752 IRR_FfdMaskSGIX,
753 IRR_GREMEDY_frame_terminator,
754 IRR_GREMEDY_string_marker,
755 IRR_HP_convolution_border_modes,
756 IRR_HP_image_transform,
757 IRR_HP_occlusion_test,
758 IRR_HP_texture_lighting,
759 IRR_IBM_cull_vertex,
760 IRR_IBM_multimode_draw_arrays,
761 IRR_IBM_rasterpos_clip,
762 IRR_IBM_texture_mirrored_repeat,
763 IRR_IBM_vertex_array_lists,
764 IRR_INGR_blend_func_separate,
765 IRR_INGR_color_clamp,
766 IRR_INGR_interlace_read,
767 IRR_INGR_palette_buffer,
768 IRR_INTEL_parallel_arrays,
769 IRR_INTEL_texture_scissor,
770 IRR_MESA_pack_invert,
771 IRR_MESA_resize_buffers,
772 IRR_MESA_window_pos,
773 IRR_MESAX_texture_stack,
774 IRR_MESA_ycbcr_texture,
775 IRR_NV_blend_square,
776 IRR_NV_conditional_render,
777 IRR_NV_copy_depth_to_color,
778 IRR_NV_copy_image,
779 IRR_NV_depth_buffer_float,
780 IRR_NV_depth_clamp,
781 IRR_NV_evaluators,
782 IRR_NV_explicit_multisample,
783 IRR_NV_fence,
784 IRR_NV_float_buffer,
785 IRR_NV_fog_distance,
786 IRR_NV_fragment_program,
787 IRR_NV_fragment_program2,
788 IRR_NV_fragment_program4,
789 IRR_NV_fragment_program_option,
790 IRR_NV_framebuffer_multisample_coverage,
791 IRR_NV_geometry_program4,
792 IRR_NV_geometry_shader4,
793 IRR_NV_gpu_program4,
794 IRR_NV_gpu_program5,
795 IRR_NV_gpu_shader5,
796 IRR_NV_half_float,
797 IRR_NV_light_max_exponent,
798 IRR_NV_multisample_coverage,
799 IRR_NV_multisample_filter_hint,
800 IRR_NV_occlusion_query,
801 IRR_NV_packed_depth_stencil,
802 IRR_NV_parameter_buffer_object,
803 IRR_NV_parameter_buffer_object2,
804 IRR_NV_pixel_data_range,
805 IRR_NV_point_sprite,
806 IRR_NV_present_video,
807 IRR_NV_primitive_restart,
808 IRR_NV_register_combiners,
809 IRR_NV_register_combiners2,
810 IRR_NV_shader_buffer_load,
811 IRR_NV_shader_buffer_store,
812 IRR_NV_tessellation_program5,
813 IRR_NV_texgen_emboss,
814 IRR_NV_texgen_reflection,
815 IRR_NV_texture_barrier,
816 IRR_NV_texture_compression_vtc,
817 IRR_NV_texture_env_combine4,
818 IRR_NV_texture_expand_normal,
819 IRR_NV_texture_multisample,
820 IRR_NV_texture_rectangle,
821 IRR_NV_texture_shader,
822 IRR_NV_texture_shader2,
823 IRR_NV_texture_shader3,
824 IRR_NV_transform_feedback,
825 IRR_NV_transform_feedback2,
826 IRR_NV_vdpau_interop,
827 IRR_NV_vertex_array_range,
828 IRR_NV_vertex_array_range2,
829 IRR_NV_vertex_attrib_integer_64bit,
830 IRR_NV_vertex_buffer_unified_memory,
831 IRR_NV_vertex_program,
832 IRR_NV_vertex_program1_1,
833 IRR_NV_vertex_program2,
834 IRR_NV_vertex_program2_option,
835 IRR_NV_vertex_program3,
836 IRR_NV_vertex_program4,
837 IRR_NV_video_capture,
838 IRR_OES_read_format,
839 IRR_OML_interlace,
840 IRR_OML_resample,
841 IRR_OML_subsample,
842 IRR_PGI_misc_hints,
843 IRR_PGI_vertex_hints,
844 IRR_REND_screen_coordinates,
845 IRR_S3_s3tc,
846 IRR_SGI_color_matrix,
847 IRR_SGI_color_table,
848 IRR_SGI_depth_pass_instrument,
849 IRR_SGIS_detail_texture,
850 IRR_SGIS_fog_function,
851 IRR_SGIS_generate_mipmap,
852 IRR_SGIS_multisample,
853 IRR_SGIS_pixel_texture,
854 IRR_SGIS_point_line_texgen,
855 IRR_SGIS_point_parameters,
856 IRR_SGIS_sharpen_texture,
857 IRR_SGIS_texture4D,
858 IRR_SGIS_texture_border_clamp,
859 IRR_SGIS_texture_color_mask,
860 IRR_SGIS_texture_edge_clamp,
861 IRR_SGIS_texture_filter4,
862 IRR_SGIS_texture_lod,
863 IRR_SGIS_texture_select,
864 IRR_SGI_texture_color_table,
865 IRR_SGIX_async,
866 IRR_SGIX_async_histogram,
867 IRR_SGIX_async_pixel,
868 IRR_SGIX_blend_alpha_minmax,
869 IRR_SGIX_calligraphic_fragment,
870 IRR_SGIX_clipmap,
871 IRR_SGIX_convolution_accuracy,
872 IRR_SGIX_depth_pass_instrument,
873 IRR_SGIX_depth_texture,
874 IRR_SGIX_flush_raster,
875 IRR_SGIX_fog_offset,
876 IRR_SGIX_fog_scale,
877 IRR_SGIX_fragment_lighting,
878 IRR_SGIX_framezoom,
879 IRR_SGIX_igloo_interface,
880 IRR_SGIX_impact_pixel_texture,
881 IRR_SGIX_instruments,
882 IRR_SGIX_interlace,
883 IRR_SGIX_ir_instrument1,
884 IRR_SGIX_list_priority,
885 IRR_SGIX_pixel_texture,
886 IRR_SGIX_pixel_tiles,
887 IRR_SGIX_polynomial_ffd,
888 IRR_SGIX_reference_plane,
889 IRR_SGIX_resample,
890 IRR_SGIX_scalebias_hint,
891 IRR_SGIX_shadow,
892 IRR_SGIX_shadow_ambient,
893 IRR_SGIX_sprite,
894 IRR_SGIX_subsample,
895 IRR_SGIX_tag_sample_buffer,
896 IRR_SGIX_texture_add_env,
897 IRR_SGIX_texture_coordinate_clamp,
898 IRR_SGIX_texture_lod_bias,
899 IRR_SGIX_texture_multi_buffer,
900 IRR_SGIX_texture_scale_bias,
901 IRR_SGIX_texture_select,
902 IRR_SGIX_vertex_preclip,
903 IRR_SGIX_ycrcb,
904 IRR_SGIX_ycrcba,
905 IRR_SGIX_ycrcb_subsample,
906 IRR_SUN_convolution_border_modes,
907 IRR_SUN_global_alpha,
908 IRR_SUN_mesh_array,
909 IRR_SUN_slice_accum,
910 IRR_SUN_triangle_list,
911 IRR_SUN_vertex,
912 IRR_SUNX_constant_data,
913 IRR_WIN_phong_shading,
914 IRR_WIN_specular_fog,
915 IRR_NVX_gpu_memory_info,
916 IRR_OpenGL_Feature_Count
917 };
918
919
920 // constructor
921 COpenGLExtensionHandler();
922
923 // deferred initialization
924 void initExtensions(bool stencilBuffer);
925
926 //! queries the features of the driver, returns true if feature is available
927 bool queryFeature(E_VIDEO_DRIVER_FEATURE feature) const;
928
929 //! queries the features of the driver, returns true if feature is available
930 bool queryOpenGLFeature(EOpenGLFeatures feature) const
931 {
932 return FeatureAvailable[feature];
933 }
934
935 //! show all features with availablity
936 void dump() const;
937
938 void dumpFramebufferFormats() const;
939
940 // Some variables for properties
941 bool StencilBuffer;
942 bool MultiTextureExtension;
943 bool TextureCompressionExtension;
944
945 // Some non-boolean properties
946 //! Maxmimum texture layers supported by the fixed pipeline
947 u8 MaxSupportedTextures;
948 //! Maxmimum texture layers supported by the engine
949 u8 MaxTextureUnits;
950 //! Maximum hardware lights supported
951 u8 MaxLights;
952 //! Maximal Anisotropy
953 u8 MaxAnisotropy;
954 //! Number of user clipplanes
955 u8 MaxUserClipPlanes;
956 //! Number of auxiliary buffers
957 u8 MaxAuxBuffers;
958 //! Number of rendertargets available as MRTs
959 u8 MaxMultipleRenderTargets;
960 //! Optimal number of indices per meshbuffer
961 u32 MaxIndices;
962 //! Maximal texture dimension
963 u32 MaxTextureSize;
964 //! Maximal vertices handled by geometry shaders
965 u32 MaxGeometryVerticesOut;
966 //! Maximal LOD Bias
967 f32 MaxTextureLODBias;
968 //! Minimal and maximal supported thickness for lines without smoothing
969 GLfloat DimAliasedLine[2];
970 //! Minimal and maximal supported thickness for points without smoothing
971 GLfloat DimAliasedPoint[2];
972 //! Minimal and maximal supported thickness for lines with smoothing
973 GLfloat DimSmoothedLine[2];
974 //! Minimal and maximal supported thickness for points with smoothing
975 GLfloat DimSmoothedPoint[2];
976
977 //! OpenGL version as Integer: 100*Major+Minor, i.e. 2.1 becomes 201
978 u16 Version;
979 //! GLSL version as Integer: 100*Major+Minor
980 u16 ShaderLanguageVersion;
981
982 bool OcclusionQuerySupport;
983
984 // public access to the (loaded) extensions.
985 // general functions
986 void extGlActiveTexture(GLenum texture);
987 void extGlClientActiveTexture(GLenum texture);
988 void extGlPointParameterf(GLint loc, GLfloat f);
989 void extGlPointParameterfv(GLint loc, const GLfloat *v);
990 void extGlStencilFuncSeparate (GLenum frontfunc, GLenum backfunc, GLint ref, GLuint mask);
991 void extGlStencilOpSeparate (GLenum face, GLenum fail, GLenum zfail, GLenum zpass);
992 void extGlCompressedTexImage2D(GLenum target, GLint level,
993 GLenum internalformat, GLsizei width, GLsizei height,
994 GLint border, GLsizei imageSize, const void* data);
995
996 // shader programming
997 void extGlGenPrograms(GLsizei n, GLuint *programs);
998 void extGlBindProgram(GLenum target, GLuint program);
999 void extGlProgramString(GLenum target, GLenum format, GLsizei len, const GLvoid *string);
1000 void extGlLoadProgram(GLenum target, GLuint id, GLsizei len, const GLubyte *string);
1001 void extGlDeletePrograms(GLsizei n, const GLuint *programs);
1002 void extGlProgramLocalParameter4fv(GLenum, GLuint, const GLfloat *);
1003 GLhandleARB extGlCreateShaderObject(GLenum shaderType);
1004 GLuint extGlCreateShader(GLenum shaderType);
1005 // note: Due to the type confusion between shader_objects and OpenGL 2.0
1006 // we have to add the ARB extension for proper method definitions in case
1007 // that handleARB and uint are the same type
1008 void extGlShaderSourceARB(GLhandleARB shader, GLsizei numOfStrings, const char **strings, const GLint *lenOfStrings);
1009 void extGlShaderSource(GLuint shader, GLsizei numOfStrings, const char **strings, const GLint *lenOfStrings);
1010 // note: Due to the type confusion between shader_objects and OpenGL 2.0
1011 // we have to add the ARB extension for proper method definitions in case
1012 // that handleARB and uint are the same type
1013 void extGlCompileShaderARB(GLhandleARB shader);
1014 void extGlCompileShader(GLuint shader);
1015 GLhandleARB extGlCreateProgramObject(void);
1016 GLuint extGlCreateProgram(void);
1017 void extGlAttachObject(GLhandleARB program, GLhandleARB shader);
1018 void extGlAttachShader(GLuint program, GLuint shader);
1019 void extGlLinkProgramARB(GLhandleARB program);
1020 // note: Due to the type confusion between shader_objects and OpenGL 2.0
1021 // we have to add the ARB extension for proper method definitions in case
1022 // that handleARB and uint are the same type
1023 void extGlLinkProgram(GLuint program);
1024 void extGlUseProgramObject(GLhandleARB prog);
1025 void extGlUseProgram(GLuint prog);
1026 void extGlDeleteObject(GLhandleARB object);
1027 void extGlDeleteProgram(GLuint object);
1028 void extGlDeleteShader(GLuint shader);
1029 void extGlGetAttachedShaders(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders);
1030 void extGlGetAttachedObjects(GLhandleARB program, GLsizei maxcount, GLsizei* count, GLhandleARB* shaders);
1031 void extGlGetInfoLog(GLhandleARB object, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
1032 void extGlGetShaderInfoLog(GLuint shader, GLsizei maxLength, GLsizei *length, GLchar *infoLog);
1033 void extGlGetProgramInfoLog(GLuint program, GLsizei maxLength, GLsizei *length, GLchar *infoLog);
1034 void extGlGetObjectParameteriv(GLhandleARB object, GLenum type, GLint *param);
1035 void extGlGetShaderiv(GLuint shader, GLenum type, GLint *param);
1036 void extGlGetProgramiv(GLuint program, GLenum type, GLint *param);
1037 GLint extGlGetUniformLocationARB(GLhandleARB program, const char *name);
1038 GLint extGlGetUniformLocation(GLuint program, const char *name);
1039 void extGlUniform1fv(GLint loc, GLsizei count, const GLfloat *v);
1040 void extGlUniform2fv(GLint loc, GLsizei count, const GLfloat *v);
1041 void extGlUniform3fv(GLint loc, GLsizei count, const GLfloat *v);
1042 void extGlUniform4fv(GLint loc, GLsizei count, const GLfloat *v);
1043 void extGlUniform1bv(GLint loc, GLsizei count, const bool *v);
1044 void extGlUniform2bv(GLint loc, GLsizei count, const bool *v);
1045 void extGlUniform3bv(GLint loc, GLsizei count, const bool *v);
1046 void extGlUniform4bv(GLint loc, GLsizei count, const bool *v);
1047 void extGlUniform1iv(GLint loc, GLsizei count, const GLint *v);
1048 void extGlUniform2iv(GLint loc, GLsizei count, const GLint *v);
1049 void extGlUniform3iv(GLint loc, GLsizei count, const GLint *v);
1050 void extGlUniform4iv(GLint loc, GLsizei count, const GLint *v);
1051 void extGlUniformMatrix2fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v);
1052 void extGlUniformMatrix3fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v);
1053 void extGlUniformMatrix4fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v);
1054 void extGlGetActiveUniformARB(GLhandleARB program, GLuint index, GLsizei maxlength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
1055 void extGlGetActiveUniform(GLuint program, GLuint index, GLsizei maxlength, GLsizei *length, GLint *size, GLenum *type, GLchar *name);
1056
1057 // framebuffer objects
1058 void extGlBindFramebuffer(GLenum target, GLuint framebuffer);
1059 void extGlDeleteFramebuffers(GLsizei n, const GLuint *framebuffers);
1060 void extGlGenFramebuffers(GLsizei n, GLuint *framebuffers);
1061 GLenum extGlCheckFramebufferStatus(GLenum target);
1062 void extGlFramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
1063 void extGlBindRenderbuffer(GLenum target, GLuint renderbuffer);
1064 void extGlDeleteRenderbuffers(GLsizei n, const GLuint *renderbuffers);
1065 void extGlGenRenderbuffers(GLsizei n, GLuint *renderbuffers);
1066 void extGlRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
1067 void extGlFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
1068 void extGlGenerateMipmap(GLenum target);
1069 void extGlActiveStencilFace(GLenum face);
1070 void extGlDrawBuffers(GLsizei n, const GLenum *bufs);
1071
1072 // vertex buffer object
1073 void extGlGenBuffers(GLsizei n, GLuint *buffers);
1074 void extGlBindBuffer(GLenum target, GLuint buffer);
1075 void extGlBufferData(GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage);
1076 void extGlDeleteBuffers(GLsizei n, const GLuint *buffers);
1077 void extGlBufferSubData (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data);
1078 void extGlGetBufferSubData (GLenum target, GLintptrARB offset, GLsizeiptrARB size, GLvoid *data);
1079 void *extGlMapBuffer (GLenum target, GLenum access);
1080 GLboolean extGlUnmapBuffer (GLenum target);
1081 GLboolean extGlIsBuffer (GLuint buffer);
1082 void extGlGetBufferParameteriv (GLenum target, GLenum pname, GLint *params);
1083 void extGlGetBufferPointerv (GLenum target, GLenum pname, GLvoid **params);
1084 void extGlProvokingVertex(GLenum mode);
1085 void extGlColorMaskIndexed(GLuint buf, GLboolean r, GLboolean g, GLboolean b, GLboolean a);
1086 void extGlEnableIndexed(GLenum target, GLuint index);
1087 void extGlDisableIndexed(GLenum target, GLuint index);
1088 void extGlBlendFuncIndexed(GLuint buf, GLenum src, GLenum dst);
1089 void extGlBlendEquationIndexed(GLuint buf, GLenum mode);
1090 void extGlProgramParameteri(GLuint program, GLenum pname, GLint value);
1091
1092 // occlusion query
1093 void extGlGenQueries(GLsizei n, GLuint *ids);
1094 void extGlDeleteQueries(GLsizei n, const GLuint *ids);
1095 GLboolean extGlIsQuery(GLuint id);
1096 void extGlBeginQuery(GLenum target, GLuint id);
1097 void extGlEndQuery(GLenum target);
1098 void extGlGetQueryiv(GLenum target, GLenum pname, GLint *params);
1099 void extGlGetQueryObjectiv(GLuint id, GLenum pname, GLint *params);
1100 void extGlGetQueryObjectuiv(GLuint id, GLenum pname, GLuint *params);
1101
1102 // generic vsync setting method for several extensions
1103 void extGlSwapInterval(int interval);
1104
1105 // blend operations
1106 void extGlBlendEquation(GLenum mode);
1107
1108 // the global feature array
1109 bool FeatureAvailable[IRR_OpenGL_Feature_Count];
1110
1111 protected:
1112 #if defined(_IRR_OPENGL_USE_EXTPOINTER_)
1113 PFNGLACTIVETEXTUREARBPROC pGlActiveTextureARB;
1114 PFNGLCLIENTACTIVETEXTUREARBPROC pGlClientActiveTextureARB;
1115 PFNGLGENPROGRAMSARBPROC pGlGenProgramsARB;
1116 PFNGLGENPROGRAMSNVPROC pGlGenProgramsNV;
1117 PFNGLBINDPROGRAMARBPROC pGlBindProgramARB;
1118 PFNGLBINDPROGRAMNVPROC pGlBindProgramNV;
1119 PFNGLDELETEPROGRAMSARBPROC pGlDeleteProgramsARB;
1120 PFNGLDELETEPROGRAMSNVPROC pGlDeleteProgramsNV;
1121 PFNGLPROGRAMSTRINGARBPROC pGlProgramStringARB;
1122 PFNGLLOADPROGRAMNVPROC pGlLoadProgramNV;
1123 PFNGLPROGRAMLOCALPARAMETER4FVARBPROC pGlProgramLocalParameter4fvARB;
1124 PFNGLCREATESHADEROBJECTARBPROC pGlCreateShaderObjectARB;
1125 PFNGLSHADERSOURCEARBPROC pGlShaderSourceARB;
1126 PFNGLCOMPILESHADERARBPROC pGlCompileShaderARB;
1127 PFNGLCREATEPROGRAMOBJECTARBPROC pGlCreateProgramObjectARB;
1128 PFNGLATTACHOBJECTARBPROC pGlAttachObjectARB;
1129 PFNGLLINKPROGRAMARBPROC pGlLinkProgramARB;
1130 PFNGLUSEPROGRAMOBJECTARBPROC pGlUseProgramObjectARB;
1131 PFNGLDELETEOBJECTARBPROC pGlDeleteObjectARB;
1132 PFNGLCREATEPROGRAMPROC pGlCreateProgram;
1133 PFNGLUSEPROGRAMPROC pGlUseProgram;
1134 PFNGLDELETEPROGRAMPROC pGlDeleteProgram;
1135 PFNGLDELETESHADERPROC pGlDeleteShader;
1136 PFNGLGETATTACHEDOBJECTSARBPROC pGlGetAttachedObjectsARB;
1137 PFNGLGETATTACHEDSHADERSPROC pGlGetAttachedShaders;
1138 PFNGLCREATESHADERPROC pGlCreateShader;
1139 PFNGLSHADERSOURCEPROC pGlShaderSource;
1140 PFNGLCOMPILESHADERPROC pGlCompileShader;
1141 PFNGLATTACHSHADERPROC pGlAttachShader;
1142 PFNGLLINKPROGRAMPROC pGlLinkProgram;
1143 PFNGLGETINFOLOGARBPROC pGlGetInfoLogARB;
1144 PFNGLGETSHADERINFOLOGPROC pGlGetShaderInfoLog;
1145 PFNGLGETPROGRAMINFOLOGPROC pGlGetProgramInfoLog;
1146 PFNGLGETOBJECTPARAMETERIVARBPROC pGlGetObjectParameterivARB;
1147 PFNGLGETSHADERIVPROC pGlGetShaderiv;
1148 PFNGLGETSHADERIVPROC pGlGetProgramiv;
1149 PFNGLGETUNIFORMLOCATIONARBPROC pGlGetUniformLocationARB;
1150 PFNGLGETUNIFORMLOCATIONPROC pGlGetUniformLocation;
1151 PFNGLUNIFORM1FVARBPROC pGlUniform1fvARB;
1152 PFNGLUNIFORM2FVARBPROC pGlUniform2fvARB;
1153 PFNGLUNIFORM3FVARBPROC pGlUniform3fvARB;
1154 PFNGLUNIFORM4FVARBPROC pGlUniform4fvARB;
1155 PFNGLUNIFORM1IVARBPROC pGlUniform1ivARB;
1156 PFNGLUNIFORM2IVARBPROC pGlUniform2ivARB;
1157 PFNGLUNIFORM3IVARBPROC pGlUniform3ivARB;
1158 PFNGLUNIFORM4IVARBPROC pGlUniform4ivARB;
1159 PFNGLUNIFORMMATRIX2FVARBPROC pGlUniformMatrix2fvARB;
1160 PFNGLUNIFORMMATRIX3FVARBPROC pGlUniformMatrix3fvARB;
1161 PFNGLUNIFORMMATRIX4FVARBPROC pGlUniformMatrix4fvARB;
1162 PFNGLGETACTIVEUNIFORMARBPROC pGlGetActiveUniformARB;
1163 PFNGLGETACTIVEUNIFORMPROC pGlGetActiveUniform;
1164 PFNGLPOINTPARAMETERFARBPROC pGlPointParameterfARB;
1165 PFNGLPOINTPARAMETERFVARBPROC pGlPointParameterfvARB;
1166 PFNGLSTENCILFUNCSEPARATEPROC pGlStencilFuncSeparate;
1167 PFNGLSTENCILOPSEPARATEPROC pGlStencilOpSeparate;
1168 PFNGLSTENCILFUNCSEPARATEATIPROC pGlStencilFuncSeparateATI;
1169 PFNGLSTENCILOPSEPARATEATIPROC pGlStencilOpSeparateATI;
1170 PFNGLCOMPRESSEDTEXIMAGE2DPROC pGlCompressedTexImage2D;
1171 // ARB framebuffer object
1172 PFNGLBINDFRAMEBUFFERPROC pGlBindFramebuffer;
1173 PFNGLDELETEFRAMEBUFFERSPROC pGlDeleteFramebuffers;
1174 PFNGLGENFRAMEBUFFERSPROC pGlGenFramebuffers;
1175 PFNGLCHECKFRAMEBUFFERSTATUSPROC pGlCheckFramebufferStatus;
1176 PFNGLFRAMEBUFFERTEXTURE2DPROC pGlFramebufferTexture2D;
1177 PFNGLBINDRENDERBUFFERPROC pGlBindRenderbuffer;
1178 PFNGLDELETERENDERBUFFERSPROC pGlDeleteRenderbuffers;
1179 PFNGLGENRENDERBUFFERSPROC pGlGenRenderbuffers;
1180 PFNGLRENDERBUFFERSTORAGEPROC pGlRenderbufferStorage;
1181 PFNGLFRAMEBUFFERRENDERBUFFERPROC pGlFramebufferRenderbuffer;
1182 PFNGLGENERATEMIPMAPPROC pGlGenerateMipmap;
1183 // EXT framebuffer object
1184 PFNGLBINDFRAMEBUFFEREXTPROC pGlBindFramebufferEXT;
1185 PFNGLDELETEFRAMEBUFFERSEXTPROC pGlDeleteFramebuffersEXT;
1186 PFNGLGENFRAMEBUFFERSEXTPROC pGlGenFramebuffersEXT;
1187 PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC pGlCheckFramebufferStatusEXT;
1188 PFNGLFRAMEBUFFERTEXTURE2DEXTPROC pGlFramebufferTexture2DEXT;
1189 PFNGLBINDRENDERBUFFEREXTPROC pGlBindRenderbufferEXT;
1190 PFNGLDELETERENDERBUFFERSEXTPROC pGlDeleteRenderbuffersEXT;
1191 PFNGLGENRENDERBUFFERSEXTPROC pGlGenRenderbuffersEXT;
1192 PFNGLRENDERBUFFERSTORAGEEXTPROC pGlRenderbufferStorageEXT;
1193 PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC pGlFramebufferRenderbufferEXT;
1194 PFNGLGENERATEMIPMAPEXTPROC pGlGenerateMipmapEXT;
1195 PFNGLACTIVESTENCILFACEEXTPROC pGlActiveStencilFaceEXT;
1196 PFNGLDRAWBUFFERSARBPROC pGlDrawBuffersARB;
1197 PFNGLDRAWBUFFERSATIPROC pGlDrawBuffersATI;
1198 PFNGLGENBUFFERSARBPROC pGlGenBuffersARB;
1199 PFNGLBINDBUFFERARBPROC pGlBindBufferARB;
1200 PFNGLBUFFERDATAARBPROC pGlBufferDataARB;
1201 PFNGLDELETEBUFFERSARBPROC pGlDeleteBuffersARB;
1202 PFNGLBUFFERSUBDATAARBPROC pGlBufferSubDataARB;
1203 PFNGLGETBUFFERSUBDATAARBPROC pGlGetBufferSubDataARB;
1204 PFNGLMAPBUFFERARBPROC pGlMapBufferARB;
1205 PFNGLUNMAPBUFFERARBPROC pGlUnmapBufferARB;
1206 PFNGLISBUFFERARBPROC pGlIsBufferARB;
1207 PFNGLGETBUFFERPARAMETERIVARBPROC pGlGetBufferParameterivARB;
1208 PFNGLGETBUFFERPOINTERVARBPROC pGlGetBufferPointervARB;
1209 PFNGLPROVOKINGVERTEXPROC pGlProvokingVertexARB;
1210 PFNGLPROVOKINGVERTEXEXTPROC pGlProvokingVertexEXT;
1211 PFNGLCOLORMASKINDEXEDEXTPROC pGlColorMaskIndexedEXT;
1212 PFNGLENABLEINDEXEDEXTPROC pGlEnableIndexedEXT;
1213 PFNGLDISABLEINDEXEDEXTPROC pGlDisableIndexedEXT;
1214 PFNGLBLENDFUNCINDEXEDAMDPROC pGlBlendFuncIndexedAMD;
1215 PFNGLBLENDFUNCIPROC pGlBlendFunciARB;
1216 PFNGLBLENDEQUATIONINDEXEDAMDPROC pGlBlendEquationIndexedAMD;
1217 PFNGLBLENDEQUATIONIPROC pGlBlendEquationiARB;
1218 PFNGLPROGRAMPARAMETERIARBPROC pGlProgramParameteriARB;
1219 PFNGLPROGRAMPARAMETERIEXTPROC pGlProgramParameteriEXT;
1220 PFNGLGENQUERIESARBPROC pGlGenQueriesARB;
1221 PFNGLDELETEQUERIESARBPROC pGlDeleteQueriesARB;
1222 PFNGLISQUERYARBPROC pGlIsQueryARB;
1223 PFNGLBEGINQUERYARBPROC pGlBeginQueryARB;
1224 PFNGLENDQUERYARBPROC pGlEndQueryARB;
1225 PFNGLGETQUERYIVARBPROC pGlGetQueryivARB;
1226 PFNGLGETQUERYOBJECTIVARBPROC pGlGetQueryObjectivARB;
1227 PFNGLGETQUERYOBJECTUIVARBPROC pGlGetQueryObjectuivARB;
1228 PFNGLGENOCCLUSIONQUERIESNVPROC pGlGenOcclusionQueriesNV;
1229 PFNGLDELETEOCCLUSIONQUERIESNVPROC pGlDeleteOcclusionQueriesNV;
1230 PFNGLISOCCLUSIONQUERYNVPROC pGlIsOcclusionQueryNV;
1231 PFNGLBEGINOCCLUSIONQUERYNVPROC pGlBeginOcclusionQueryNV;
1232 PFNGLENDOCCLUSIONQUERYNVPROC pGlEndOcclusionQueryNV;
1233 PFNGLGETOCCLUSIONQUERYIVNVPROC pGlGetOcclusionQueryivNV;
1234 PFNGLGETOCCLUSIONQUERYUIVNVPROC pGlGetOcclusionQueryuivNV;
1235 PFNGLBLENDEQUATIONEXTPROC pGlBlendEquationEXT;
1236 PFNGLBLENDEQUATIONPROC pGlBlendEquation;
1237 #if defined(WGL_EXT_swap_control)
1238 PFNWGLSWAPINTERVALEXTPROC pWglSwapIntervalEXT;
1239 #endif
1240 #if defined(GLX_SGI_swap_control)
1241 PFNGLXSWAPINTERVALSGIPROC pGlxSwapIntervalSGI;
1242 #endif
1243 #if defined(GLX_EXT_swap_control)
1244 PFNGLXSWAPINTERVALEXTPROC pGlxSwapIntervalEXT;
1245 #endif
1246 #if defined(GLX_MESA_swap_control)
1247 PFNGLXSWAPINTERVALMESAPROC pGlxSwapIntervalMESA;
1248 #endif
1249 #endif
1250};
1251
1252inline void COpenGLExtensionHandler::extGlActiveTexture(GLenum texture)
1253{
1254#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1255 if (MultiTextureExtension && pGlActiveTextureARB)
1256 pGlActiveTextureARB(texture);
1257#else
1258 if (MultiTextureExtension)
1259#ifdef GL_ARB_multitexture
1260 glActiveTextureARB(texture);
1261#else
1262 glActiveTexture(texture);
1263#endif
1264#endif
1265}
1266
1267inline void COpenGLExtensionHandler::extGlClientActiveTexture(GLenum texture)
1268{
1269#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1270 if (MultiTextureExtension && pGlClientActiveTextureARB)
1271 pGlClientActiveTextureARB(texture);
1272#else
1273 if (MultiTextureExtension)
1274 glClientActiveTextureARB(texture);
1275#endif
1276}
1277
1278inline void COpenGLExtensionHandler::extGlGenPrograms(GLsizei n, GLuint *programs)
1279{
1280 if (programs)
1281 memset(programs,0,n*sizeof(GLuint));
1282#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1283 if (pGlGenProgramsARB)
1284 pGlGenProgramsARB(n, programs);
1285 else if (pGlGenProgramsNV)
1286 pGlGenProgramsNV(n, programs);
1287#elif defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program)
1288 glGenProgramsARB(n,programs);
1289#elif defined(GL_NV_vertex_program) || defined(GL_NV_fragment_program)
1290 glGenProgramsNV(n,programs);
1291#else
1292 os::Printer::log("glGenPrograms not supported", ELL_ERROR);
1293#endif
1294}
1295
1296inline void COpenGLExtensionHandler::extGlBindProgram(GLenum target, GLuint program)
1297{
1298#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1299 if (pGlBindProgramARB)
1300 pGlBindProgramARB(target, program);
1301 else if (pGlBindProgramNV)
1302 pGlBindProgramNV(target, program);
1303#elif defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program)
1304 glBindProgramARB(target, program);
1305#elif defined(GL_NV_vertex_program) || defined(GL_NV_fragment_program)
1306 glBindProgramNV(target, program);
1307#else
1308 os::Printer::log("glBindProgram not supported", ELL_ERROR);
1309#endif
1310}
1311
1312inline void COpenGLExtensionHandler::extGlProgramString(GLenum target, GLenum format, GLsizei len, const GLvoid *string)
1313{
1314#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1315 if (pGlProgramStringARB)
1316 pGlProgramStringARB(target, format, len, string);
1317#elif defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program)
1318 glProgramStringARB(target,format,len,string);
1319#else
1320 os::Printer::log("glProgramString not supported", ELL_ERROR);
1321#endif
1322}
1323
1324inline void COpenGLExtensionHandler::extGlLoadProgram(GLenum target, GLuint id, GLsizei len, const GLubyte *string)
1325{
1326#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1327 if (pGlLoadProgramNV)
1328 pGlLoadProgramNV(target, id, len, string);
1329#elif defined(GL_NV_vertex_program) || defined(GL_NV_fragment_program)
1330 glLoadProgramNV(target,id,len,string);
1331#else
1332 os::Printer::log("glLoadProgram not supported", ELL_ERROR);
1333#endif
1334}
1335
1336inline void COpenGLExtensionHandler::extGlDeletePrograms(GLsizei n, const GLuint *programs)
1337{
1338#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1339 if (pGlDeleteProgramsARB)
1340 pGlDeleteProgramsARB(n, programs);
1341 else if (pGlDeleteProgramsNV)
1342 pGlDeleteProgramsNV(n, programs);
1343#elif defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program)
1344 glDeleteProgramsARB(n,programs);
1345#elif defined(GL_NV_vertex_program) || defined(GL_NV_fragment_program)
1346 glDeleteProgramsNV(n,programs);
1347#else
1348 os::Printer::log("glDeletePrograms not supported", ELL_ERROR);
1349#endif
1350}
1351
1352inline void COpenGLExtensionHandler::extGlProgramLocalParameter4fv(GLenum n, GLuint i, const GLfloat *f)
1353{
1354#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1355 if (pGlProgramLocalParameter4fvARB)
1356 pGlProgramLocalParameter4fvARB(n,i,f);
1357#elif defined(GL_ARB_vertex_program) || defined(GL_ARB_fragment_program)
1358 glProgramLocalParameter4fvARB(n,i,f);
1359#else
1360 os::Printer::log("glProgramLocalParameter4fv not supported", ELL_ERROR);
1361#endif
1362}
1363
1364inline GLhandleARB COpenGLExtensionHandler::extGlCreateShaderObject(GLenum shaderType)
1365{
1366#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1367 if (pGlCreateShaderObjectARB)
1368 return pGlCreateShaderObjectARB(shaderType);
1369#elif defined(GL_ARB_shader_objects)
1370 return glCreateShaderObjectARB(shaderType);
1371#else
1372 os::Printer::log("glCreateShaderObject not supported", ELL_ERROR);
1373#endif
1374 return 0;
1375}
1376
1377inline GLuint COpenGLExtensionHandler::extGlCreateShader(GLenum shaderType)
1378{
1379#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1380 if (pGlCreateShader)
1381 return pGlCreateShader(shaderType);
1382#elif defined(GL_VERSION_2_0)
1383 return glCreateShader(shaderType);
1384#else
1385 os::Printer::log("glCreateShader not supported", ELL_ERROR);
1386#endif
1387 return 0;
1388}
1389
1390inline void COpenGLExtensionHandler::extGlShaderSourceARB(GLhandleARB shader, GLsizei numOfStrings, const char **strings, const GLint *lenOfStrings)
1391{
1392#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1393 if (pGlShaderSourceARB)
1394 pGlShaderSourceARB(shader, numOfStrings, strings, lenOfStrings);
1395#elif defined(GL_ARB_shader_objects)
1396 glShaderSourceARB(shader, numOfStrings, strings, (GLint *)lenOfStrings);
1397#else
1398 os::Printer::log("glShaderSource not supported", ELL_ERROR);
1399#endif
1400}
1401
1402inline void COpenGLExtensionHandler::extGlShaderSource(GLuint shader, GLsizei numOfStrings, const char **strings, const GLint *lenOfStrings)
1403{
1404#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1405 if (pGlShaderSource)
1406 pGlShaderSource(shader, numOfStrings, strings, lenOfStrings);
1407#elif defined(GL_VERSION_2_0)
1408 glShaderSource(shader, numOfStrings, strings, (GLint *)lenOfStrings);
1409#else
1410 os::Printer::log("glShaderSource not supported", ELL_ERROR);
1411#endif
1412}
1413
1414inline void COpenGLExtensionHandler::extGlCompileShaderARB(GLhandleARB shader)
1415{
1416#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1417 if (pGlCompileShaderARB)
1418 pGlCompileShaderARB(shader);
1419#elif defined(GL_ARB_shader_objects)
1420 glCompileShaderARB(shader);
1421#else
1422 os::Printer::log("glCompileShader not supported", ELL_ERROR);
1423#endif
1424}
1425
1426inline void COpenGLExtensionHandler::extGlCompileShader(GLuint shader)
1427{
1428#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1429 if (pGlCompileShader)
1430 pGlCompileShader(shader);
1431#elif defined(GL_VERSION_2_0)
1432 glCompileShader(shader);
1433#else
1434 os::Printer::log("glCompileShader not supported", ELL_ERROR);
1435#endif
1436}
1437
1438inline GLhandleARB COpenGLExtensionHandler::extGlCreateProgramObject(void)
1439{
1440#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1441 if (pGlCreateProgramObjectARB)
1442 return pGlCreateProgramObjectARB();
1443#elif defined(GL_ARB_shader_objects)
1444 return glCreateProgramObjectARB();
1445#else
1446 os::Printer::log("glCreateProgramObject not supported", ELL_ERROR);
1447#endif
1448 return 0;
1449}
1450
1451inline GLuint COpenGLExtensionHandler::extGlCreateProgram(void)
1452{
1453#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1454 if (pGlCreateProgram)
1455 return pGlCreateProgram();
1456#elif defined(GL_VERSION_2_0)
1457 return glCreateProgram();
1458#else
1459 os::Printer::log("glCreateProgram not supported", ELL_ERROR);
1460#endif
1461 return 0;
1462}
1463
1464inline void COpenGLExtensionHandler::extGlAttachObject(GLhandleARB program, GLhandleARB shader)
1465{
1466#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1467 if (pGlAttachObjectARB)
1468 pGlAttachObjectARB(program, shader);
1469#elif defined(GL_ARB_shader_objects)
1470 glAttachObjectARB(program, shader);
1471#else
1472 os::Printer::log("glAttachObject not supported", ELL_ERROR);
1473#endif
1474}
1475
1476inline void COpenGLExtensionHandler::extGlAttachShader(GLuint program, GLuint shader)
1477{
1478#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1479 if (pGlAttachShader)
1480 pGlAttachShader(program, shader);
1481#elif defined(GL_VERSION_2_0)
1482 glAttachShader(program, shader);
1483#else
1484 os::Printer::log("glAttachShader not supported", ELL_ERROR);
1485#endif
1486}
1487
1488inline void COpenGLExtensionHandler::extGlLinkProgramARB(GLhandleARB program)
1489{
1490#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1491 if (pGlLinkProgramARB)
1492 pGlLinkProgramARB(program);
1493#elif defined(GL_ARB_shader_objects)
1494 glLinkProgramARB(program);
1495#else
1496 os::Printer::log("glLinkProgram not supported", ELL_ERROR);
1497#endif
1498}
1499
1500inline void COpenGLExtensionHandler::extGlLinkProgram(GLuint program)
1501{
1502#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1503 if (pGlLinkProgram)
1504 pGlLinkProgram(program);
1505#elif defined(GL_VERSION_2_0)
1506 glLinkProgram(program);
1507#else
1508 os::Printer::log("glLinkProgram not supported", ELL_ERROR);
1509#endif
1510}
1511
1512inline void COpenGLExtensionHandler::extGlUseProgramObject(GLhandleARB prog)
1513{
1514#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1515 if (pGlUseProgramObjectARB)
1516 pGlUseProgramObjectARB(prog);
1517#elif defined(GL_ARB_shader_objects)
1518 glUseProgramObjectARB(prog);
1519#else
1520 os::Printer::log("glUseProgramObject not supported", ELL_ERROR);
1521#endif
1522}
1523
1524inline void COpenGLExtensionHandler::extGlUseProgram(GLuint prog)
1525{
1526#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1527 if (pGlUseProgram)
1528 pGlUseProgram(prog);
1529#elif defined(GL_VERSION_2_0)
1530 glUseProgram(prog);
1531#else
1532 os::Printer::log("glUseProgram not supported", ELL_ERROR);
1533#endif
1534}
1535
1536inline void COpenGLExtensionHandler::extGlDeleteObject(GLhandleARB object)
1537{
1538#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1539 if (pGlDeleteObjectARB)
1540 pGlDeleteObjectARB(object);
1541#elif defined(GL_ARB_shader_objects)
1542 glDeleteObjectARB(object);
1543#else
1544 os::Printer::log("glDeleteObject not supported", ELL_ERROR);
1545#endif
1546}
1547
1548inline void COpenGLExtensionHandler::extGlDeleteProgram(GLuint object)
1549{
1550#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1551 if (pGlDeleteProgram)
1552 pGlDeleteProgram(object);
1553#elif defined(GL_VERSION_2_0)
1554 glDeleteProgram(object);
1555#else
1556 os::Printer::log("glDeleteProgram not supported", ELL_ERROR);
1557#endif
1558}
1559
1560inline void COpenGLExtensionHandler::extGlDeleteShader(GLuint shader)
1561{
1562#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1563 if (pGlDeleteShader)
1564 pGlDeleteShader(shader);
1565#elif defined(GL_VERSION_2_0)
1566 glDeleteShader(shader);
1567#else
1568 os::Printer::log("glDeleteShader not supported", ELL_ERROR);
1569#endif
1570}
1571
1572inline void COpenGLExtensionHandler::extGlGetAttachedObjects(GLhandleARB program, GLsizei maxcount, GLsizei* count, GLhandleARB* shaders)
1573{
1574 if (count)
1575 *count=0;
1576#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1577 if (pGlGetAttachedObjectsARB)
1578 pGlGetAttachedObjectsARB(program, maxcount, count, shaders);
1579#elif defined(GL_ARB_shader_objects)
1580 glGetAttachedObjectsARB(program, maxcount, count, shaders);
1581#else
1582 os::Printer::log("glGetAttachedObjects not supported", ELL_ERROR);
1583#endif
1584}
1585
1586inline void COpenGLExtensionHandler::extGlGetAttachedShaders(GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders)
1587{
1588 if (count)
1589 *count=0;
1590#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1591 if (pGlGetAttachedShaders)
1592 pGlGetAttachedShaders(program, maxcount, count, shaders);
1593#elif defined(GL_VERSION_2_0)
1594 glGetAttachedShaders(program, maxcount, count, shaders);
1595#else
1596 os::Printer::log("glGetAttachedShaders not supported", ELL_ERROR);
1597#endif
1598}
1599
1600inline void COpenGLExtensionHandler::extGlGetInfoLog(GLhandleARB object, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog)
1601{
1602 if (length)
1603 *length=0;
1604#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1605 if (pGlGetInfoLogARB)
1606 pGlGetInfoLogARB(object, maxLength, length, infoLog);
1607#elif defined(GL_ARB_shader_objects)
1608 glGetInfoLogARB(object, maxLength, length, infoLog);
1609#else
1610 os::Printer::log("glGetInfoLog not supported", ELL_ERROR);
1611#endif
1612}
1613
1614inline void COpenGLExtensionHandler::extGlGetShaderInfoLog(GLuint shader, GLsizei maxLength, GLsizei *length, GLchar *infoLog)
1615{
1616 if (length)
1617 *length=0;
1618#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1619 if (pGlGetShaderInfoLog)
1620 pGlGetShaderInfoLog(shader, maxLength, length, infoLog);
1621#elif defined(GL_VERSION_2_0)
1622 glGetShaderInfoLog(shader, maxLength, length, infoLog);
1623#else
1624 os::Printer::log("glGetShaderInfoLog not supported", ELL_ERROR);
1625#endif
1626}
1627
1628inline void COpenGLExtensionHandler::extGlGetProgramInfoLog(GLuint program, GLsizei maxLength, GLsizei *length, GLchar *infoLog)
1629{
1630 if (length)
1631 *length=0;
1632#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1633 if (pGlGetProgramInfoLog)
1634 pGlGetProgramInfoLog(program, maxLength, length, infoLog);
1635#elif defined(GL_VERSION_2_0)
1636 glGetProgramInfoLog(program, maxLength, length, infoLog);
1637#else
1638 os::Printer::log("glGetProgramInfoLog not supported", ELL_ERROR);
1639#endif
1640}
1641
1642inline void COpenGLExtensionHandler::extGlGetObjectParameteriv(GLhandleARB object, GLenum type, GLint *param)
1643{
1644#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1645 if (pGlGetObjectParameterivARB)
1646 pGlGetObjectParameterivARB(object, type, param);
1647#elif defined(GL_ARB_shader_objects)
1648 glGetObjectParameterivARB(object, type, param);
1649#else
1650 os::Printer::log("glGetObjectParameteriv not supported", ELL_ERROR);
1651#endif
1652}
1653
1654inline void COpenGLExtensionHandler::extGlGetShaderiv(GLuint shader, GLenum type, GLint *param)
1655{
1656#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1657 if (pGlGetShaderiv)
1658 pGlGetShaderiv(shader, type, param);
1659#elif defined(GL_VERSION_2_0)
1660 glGetShaderiv(shader, type, param);
1661#else
1662 os::Printer::log("glGetShaderiv not supported", ELL_ERROR);
1663#endif
1664}
1665
1666inline void COpenGLExtensionHandler::extGlGetProgramiv(GLuint program, GLenum type, GLint *param)
1667{
1668#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1669 if (pGlGetProgramiv)
1670 pGlGetProgramiv(program, type, param);
1671#elif defined(GL_VERSION_2_0)
1672 glGetProgramiv(program, type, param);
1673#else
1674 os::Printer::log("glGetProgramiv not supported", ELL_ERROR);
1675#endif
1676}
1677
1678inline GLint COpenGLExtensionHandler::extGlGetUniformLocationARB(GLhandleARB program, const char *name)
1679{
1680#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1681 if (pGlGetUniformLocationARB)
1682 return pGlGetUniformLocationARB(program, name);
1683#elif defined(GL_ARB_shader_objects)
1684 return glGetUniformLocationARB(program, name);
1685#else
1686 os::Printer::log("glGetUniformLocation not supported", ELL_ERROR);
1687#endif
1688 return 0;
1689}
1690
1691inline GLint COpenGLExtensionHandler::extGlGetUniformLocation(GLuint program, const char *name)
1692{
1693#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1694 if (pGlGetUniformLocation)
1695 return pGlGetUniformLocation(program, name);
1696#elif defined(GL_VERSION_2_0)
1697 return glGetUniformLocation(program, name);
1698#else
1699 os::Printer::log("glGetUniformLocation not supported", ELL_ERROR);
1700#endif
1701 return 0;
1702}
1703
1704inline void COpenGLExtensionHandler::extGlUniform1fv(GLint loc, GLsizei count, const GLfloat *v)
1705{
1706#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1707 if (pGlUniform1fvARB)
1708 pGlUniform1fvARB(loc, count, v);
1709#elif defined(GL_ARB_shader_objects)
1710 glUniform1fvARB(loc, count, v);
1711#else
1712 os::Printer::log("glUniform1fv not supported", ELL_ERROR);
1713#endif
1714}
1715
1716inline void COpenGLExtensionHandler::extGlUniform2fv(GLint loc, GLsizei count, const GLfloat *v)
1717{
1718#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1719 if (pGlUniform2fvARB)
1720 pGlUniform2fvARB(loc, count, v);
1721#elif defined(GL_ARB_shader_objects)
1722 glUniform2fvARB(loc, count, v);
1723#else
1724 os::Printer::log("glUniform2fv not supported", ELL_ERROR);
1725#endif
1726}
1727
1728inline void COpenGLExtensionHandler::extGlUniform3fv(GLint loc, GLsizei count, const GLfloat *v)
1729{
1730#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1731 if (pGlUniform3fvARB)
1732 pGlUniform3fvARB(loc, count, v);
1733#elif defined(GL_ARB_shader_objects)
1734 glUniform3fvARB(loc, count, v);
1735#else
1736 os::Printer::log("glUniform3fv not supported", ELL_ERROR);
1737#endif
1738}
1739
1740inline void COpenGLExtensionHandler::extGlUniform4fv(GLint loc, GLsizei count, const GLfloat *v)
1741{
1742#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1743 if (pGlUniform4fvARB)
1744 pGlUniform4fvARB(loc, count, v);
1745#elif defined(GL_ARB_shader_objects)
1746 glUniform4fvARB(loc, count, v);
1747#else
1748 os::Printer::log("glUniform4fv not supported", ELL_ERROR);
1749#endif
1750}
1751
1752inline void COpenGLExtensionHandler::extGlUniform1iv(GLint loc, GLsizei count, const GLint *v)
1753{
1754#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1755 if (pGlUniform1ivARB)
1756 pGlUniform1ivARB(loc, count, v);
1757#elif defined(GL_ARB_shader_objects)
1758 glUniform1ivARB(loc, count, v);
1759#else
1760 os::Printer::log("glUniform1iv not supported", ELL_ERROR);
1761#endif
1762}
1763
1764inline void COpenGLExtensionHandler::extGlUniform2iv(GLint loc, GLsizei count, const GLint *v)
1765{
1766#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1767 if (pGlUniform2ivARB)
1768 pGlUniform2ivARB(loc, count, v);
1769#elif defined(GL_ARB_shader_objects)
1770 glUniform2ivARB(loc, count, v);
1771#else
1772 os::Printer::log("glUniform2iv not supported", ELL_ERROR);
1773#endif
1774}
1775
1776inline void COpenGLExtensionHandler::extGlUniform3iv(GLint loc, GLsizei count, const GLint *v)
1777{
1778#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1779 if (pGlUniform3ivARB)
1780 pGlUniform3ivARB(loc, count, v);
1781#elif defined(GL_ARB_shader_objects)
1782 glUniform3ivARB(loc, count, v);
1783#else
1784 os::Printer::log("glUniform3iv not supported", ELL_ERROR);
1785#endif
1786}
1787
1788inline void COpenGLExtensionHandler::extGlUniform4iv(GLint loc, GLsizei count, const GLint *v)
1789{
1790#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1791 if (pGlUniform4ivARB)
1792 pGlUniform4ivARB(loc, count, v);
1793#elif defined(GL_ARB_shader_objects)
1794 glUniform4ivARB(loc, count, v);
1795#else
1796 os::Printer::log("glUniform4iv not supported", ELL_ERROR);
1797#endif
1798}
1799
1800inline void COpenGLExtensionHandler::extGlUniformMatrix2fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v)
1801{
1802#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1803 if (pGlUniformMatrix2fvARB)
1804 pGlUniformMatrix2fvARB(loc, count, transpose, v);
1805#elif defined(GL_ARB_shader_objects)
1806 glUniformMatrix2fvARB(loc, count, transpose, v);
1807#else
1808 os::Printer::log("glUniformMatrix2fv not supported", ELL_ERROR);
1809#endif
1810}
1811
1812inline void COpenGLExtensionHandler::extGlUniformMatrix3fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v)
1813{
1814#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1815 if (pGlUniformMatrix3fvARB)
1816 pGlUniformMatrix3fvARB(loc, count, transpose, v);
1817#elif defined(GL_ARB_shader_objects)
1818 glUniformMatrix3fvARB(loc, count, transpose, v);
1819#else
1820 os::Printer::log("glUniformMatrix3fv not supported", ELL_ERROR);
1821#endif
1822}
1823
1824inline void COpenGLExtensionHandler::extGlUniformMatrix4fv(GLint loc, GLsizei count, GLboolean transpose, const GLfloat *v)
1825{
1826#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1827 if (pGlUniformMatrix4fvARB)
1828 pGlUniformMatrix4fvARB(loc, count, transpose, v);
1829#elif defined(GL_ARB_shader_objects)
1830 glUniformMatrix4fvARB(loc, count, transpose, v);
1831#else
1832 os::Printer::log("glUniformMatrix4fv not supported", ELL_ERROR);
1833#endif
1834}
1835
1836inline void COpenGLExtensionHandler::extGlGetActiveUniformARB(GLhandleARB program,
1837 GLuint index, GLsizei maxlength, GLsizei *length,
1838 GLint *size, GLenum *type, GLcharARB *name)
1839{
1840 if (length)
1841 *length=0;
1842#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1843 if (pGlGetActiveUniformARB)
1844 pGlGetActiveUniformARB(program, index, maxlength, length, size, type, name);
1845#elif defined(GL_ARB_shader_objects)
1846 glGetActiveUniformARB(program, index, maxlength, length, size, type, name);
1847#else
1848 os::Printer::log("glGetActiveUniform not supported", ELL_ERROR);
1849#endif
1850}
1851
1852inline void COpenGLExtensionHandler::extGlGetActiveUniform(GLuint program,
1853 GLuint index, GLsizei maxlength, GLsizei *length,
1854 GLint *size, GLenum *type, GLchar *name)
1855{
1856 if (length)
1857 *length=0;
1858#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1859 if (pGlGetActiveUniform)
1860 pGlGetActiveUniform(program, index, maxlength, length, size, type, name);
1861#elif defined(GL_VERSION_2_0)
1862 glGetActiveUniform(program, index, maxlength, length, size, type, name);
1863#else
1864 os::Printer::log("glGetActiveUniform not supported", ELL_ERROR);
1865#endif
1866}
1867
1868inline void COpenGLExtensionHandler::extGlPointParameterf(GLint loc, GLfloat f)
1869{
1870#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1871 if (pGlPointParameterfARB)
1872 pGlPointParameterfARB(loc, f);
1873#elif defined(GL_ARB_point_parameters)
1874 glPointParameterfARB(loc, f);
1875#else
1876 os::Printer::log("glPointParameterf not supported", ELL_ERROR);
1877#endif
1878}
1879
1880inline void COpenGLExtensionHandler::extGlPointParameterfv(GLint loc, const GLfloat *v)
1881{
1882#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1883 if (pGlPointParameterfvARB)
1884 pGlPointParameterfvARB(loc, v);
1885#elif defined(GL_ARB_point_parameters)
1886 glPointParameterfvARB(loc, v);
1887#else
1888 os::Printer::log("glPointParameterfv not supported", ELL_ERROR);
1889#endif
1890}
1891
1892inline void COpenGLExtensionHandler::extGlStencilFuncSeparate (GLenum frontfunc, GLenum backfunc, GLint ref, GLuint mask)
1893{
1894#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1895 if (pGlStencilFuncSeparate)
1896 pGlStencilFuncSeparate(frontfunc, backfunc, ref, mask);
1897 else if (pGlStencilFuncSeparateATI)
1898 pGlStencilFuncSeparateATI(frontfunc, backfunc, ref, mask);
1899#elif defined(GL_VERSION_2_0)
1900 glStencilFuncSeparate(frontfunc, backfunc, ref, mask);
1901#elif defined(GL_ATI_separate_stencil)
1902 glStencilFuncSeparateATI(frontfunc, backfunc, ref, mask);
1903#else
1904 os::Printer::log("glStencilFuncSeparate not supported", ELL_ERROR);
1905#endif
1906}
1907
1908inline void COpenGLExtensionHandler::extGlStencilOpSeparate (GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
1909{
1910#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1911 if (pGlStencilOpSeparate)
1912 pGlStencilOpSeparate(face, fail, zfail, zpass);
1913 else if (pGlStencilOpSeparateATI)
1914 pGlStencilOpSeparateATI(face, fail, zfail, zpass);
1915#elif defined(GL_VERSION_2_0)
1916 glStencilOpSeparate(face, fail, zfail, zpass);
1917#elif defined(GL_ATI_separate_stencil)
1918 glStencilOpSeparateATI(face, fail, zfail, zpass);
1919#else
1920 os::Printer::log("glStencilOpSeparate not supported", ELL_ERROR);
1921#endif
1922}
1923
1924inline void COpenGLExtensionHandler::extGlCompressedTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width,
1925 GLsizei height, GLint border, GLsizei imageSize, const void* data)
1926{
1927#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1928 if (pGlCompressedTexImage2D)
1929 pGlCompressedTexImage2D(target, level, internalformat, width, height, border, imageSize, data);
1930#elif defined(GL_ARB_texture_compression)
1931 glCompressedTexImage2D(target, level, internalformat, width, height, border, imageSize, data);
1932#else
1933 os::Printer::log("glCompressedTexImage2D not supported", ELL_ERROR);
1934#endif
1935}
1936
1937inline void COpenGLExtensionHandler::extGlBindFramebuffer(GLenum target, GLuint framebuffer)
1938{
1939#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1940 if (pGlBindFramebuffer)
1941 pGlBindFramebuffer(target, framebuffer);
1942 else if (pGlBindFramebufferEXT)
1943 pGlBindFramebufferEXT(target, framebuffer);
1944#elif defined(GL_ARB_framebuffer_object)
1945 glBindFramebuffer(target, framebuffer);
1946#elif defined(GL_EXT_framebuffer_object)
1947 glBindFramebufferEXT(target, framebuffer);
1948#else
1949 os::Printer::log("glBindFramebuffer not supported", ELL_ERROR);
1950#endif
1951}
1952
1953inline void COpenGLExtensionHandler::extGlDeleteFramebuffers(GLsizei n, const GLuint *framebuffers)
1954{
1955#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1956 if (pGlDeleteFramebuffers)
1957 pGlDeleteFramebuffers(n, framebuffers);
1958 else if (pGlDeleteFramebuffersEXT)
1959 pGlDeleteFramebuffersEXT(n, framebuffers);
1960#elif defined(GL_ARB_framebuffer_object)
1961 glDeleteFramebuffers(n, framebuffers);
1962#elif defined(GL_EXT_framebuffer_object)
1963 glDeleteFramebuffersEXT(n, framebuffers);
1964#else
1965 os::Printer::log("glDeleteFramebuffers not supported", ELL_ERROR);
1966#endif
1967}
1968
1969inline void COpenGLExtensionHandler::extGlGenFramebuffers(GLsizei n, GLuint *framebuffers)
1970{
1971 if (framebuffers)
1972 memset(framebuffers,0,n*sizeof(GLuint));
1973#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1974 if (pGlGenFramebuffers)
1975 pGlGenFramebuffers(n, framebuffers);
1976 else if (pGlGenFramebuffersEXT)
1977 pGlGenFramebuffersEXT(n, framebuffers);
1978#elif defined(GL_ARB_framebuffer_object)
1979 glGenFramebuffers(n, framebuffers);
1980#elif defined(GL_EXT_framebuffer_object)
1981 glGenFramebuffersEXT(n, framebuffers);
1982#else
1983 os::Printer::log("glGenFramebuffers not supported", ELL_ERROR);
1984#endif
1985}
1986
1987inline GLenum COpenGLExtensionHandler::extGlCheckFramebufferStatus(GLenum target)
1988{
1989#ifdef _IRR_OPENGL_USE_EXTPOINTER_
1990 if (pGlCheckFramebufferStatus)
1991 return pGlCheckFramebufferStatus(target);
1992 else if (pGlCheckFramebufferStatusEXT)
1993 return pGlCheckFramebufferStatusEXT(target);
1994 else
1995 return 0;
1996#elif defined(GL_ARB_framebuffer_object)
1997 return glCheckFramebufferStatus(target);
1998#elif defined(GL_EXT_framebuffer_object)
1999 return glCheckFramebufferStatusEXT(target);
2000#else
2001 os::Printer::log("glCheckFramebufferStatus not supported", ELL_ERROR);
2002 return 0;
2003#endif
2004}
2005
2006inline void COpenGLExtensionHandler::extGlFramebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
2007{
2008#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2009 if (pGlFramebufferTexture2D)
2010 pGlFramebufferTexture2D(target, attachment, textarget, texture, level);
2011 else if (pGlFramebufferTexture2DEXT)
2012 pGlFramebufferTexture2DEXT(target, attachment, textarget, texture, level);
2013#elif defined(GL_ARB_framebuffer_object)
2014 glFramebufferTexture2D(target, attachment, textarget, texture, level);
2015#elif defined(GL_EXT_framebuffer_object)
2016 glFramebufferTexture2DEXT(target, attachment, textarget, texture, level);
2017#else
2018 os::Printer::log("glFramebufferTexture2D not supported", ELL_ERROR);
2019#endif
2020}
2021
2022inline void COpenGLExtensionHandler::extGlBindRenderbuffer(GLenum target, GLuint renderbuffer)
2023{
2024#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2025 if (pGlBindRenderbuffer)
2026 pGlBindRenderbuffer(target, renderbuffer);
2027 else if (pGlBindRenderbufferEXT)
2028 pGlBindRenderbufferEXT(target, renderbuffer);
2029#elif defined(GL_ARB_framebuffer_object)
2030 glBindRenderbuffer(target, renderbuffer);
2031#elif defined(GL_EXT_framebuffer_object)
2032 glBindRenderbufferEXT(target, renderbuffer);
2033#else
2034 os::Printer::log("glBindRenderbuffer not supported", ELL_ERROR);
2035#endif
2036}
2037
2038inline void COpenGLExtensionHandler::extGlDeleteRenderbuffers(GLsizei n, const GLuint *renderbuffers)
2039{
2040#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2041 if (pGlDeleteRenderbuffers)
2042 pGlDeleteRenderbuffers(n, renderbuffers);
2043 else if (pGlDeleteRenderbuffersEXT)
2044 pGlDeleteRenderbuffersEXT(n, renderbuffers);
2045#elif defined(GL_ARB_framebuffer_object)
2046 glDeleteRenderbuffers(n, renderbuffers);
2047#elif defined(GL_EXT_framebuffer_object)
2048 glDeleteRenderbuffersEXT(n, renderbuffers);
2049#else
2050 os::Printer::log("glDeleteRenderbuffers not supported", ELL_ERROR);
2051#endif
2052}
2053
2054inline void COpenGLExtensionHandler::extGlGenRenderbuffers(GLsizei n, GLuint *renderbuffers)
2055{
2056 if (renderbuffers)
2057 memset(renderbuffers,0,n*sizeof(GLuint));
2058#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2059 if (pGlGenRenderbuffers)
2060 pGlGenRenderbuffers(n, renderbuffers);
2061 else if (pGlGenRenderbuffersEXT)
2062 pGlGenRenderbuffersEXT(n, renderbuffers);
2063#elif defined(GL_ARB_framebuffer_object)
2064 glGenRenderbuffers(n, renderbuffers);
2065#elif defined(GL_EXT_framebuffer_object)
2066 glGenRenderbuffersEXT(n, renderbuffers);
2067#else
2068 os::Printer::log("glGenRenderbuffers not supported", ELL_ERROR);
2069#endif
2070}
2071
2072inline void COpenGLExtensionHandler::extGlRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
2073{
2074#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2075 if (pGlRenderbufferStorage)
2076 pGlRenderbufferStorage(target, internalformat, width, height);
2077 else if (pGlRenderbufferStorageEXT)
2078 pGlRenderbufferStorageEXT(target, internalformat, width, height);
2079#elif defined(GL_ARB_framebuffer_object)
2080 glRenderbufferStorage(target, internalformat, width, height);
2081#elif defined(GL_EXT_framebuffer_object)
2082 glRenderbufferStorageEXT(target, internalformat, width, height);
2083#else
2084 os::Printer::log("glRenderbufferStorage not supported", ELL_ERROR);
2085#endif
2086}
2087
2088inline void COpenGLExtensionHandler::extGlFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
2089{
2090#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2091 if (pGlFramebufferRenderbuffer)
2092 pGlFramebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer);
2093 else if (pGlFramebufferRenderbufferEXT)
2094 pGlFramebufferRenderbufferEXT(target, attachment, renderbuffertarget, renderbuffer);
2095#elif defined(GL_ARB_framebuffer_object)
2096 glFramebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer);
2097#elif defined(GL_EXT_framebuffer_object)
2098 glFramebufferRenderbufferEXT(target, attachment, renderbuffertarget, renderbuffer);
2099#else
2100 os::Printer::log("glFramebufferRenderbuffer not supported", ELL_ERROR);
2101#endif
2102}
2103
2104inline void COpenGLExtensionHandler::extGlGenerateMipmap(GLenum target)
2105{
2106#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2107 if (pGlGenerateMipmap)
2108 pGlGenerateMipmap(target);
2109 else if (pGlGenerateMipmapEXT)
2110 pGlGenerateMipmapEXT(target);
2111#elif defined(GL_ARB_framebuffer_object)
2112 glGenerateMipmap(target);
2113#elif defined(GL_EXT_framebuffer_object)
2114 glGenerateMipmapEXT(target);
2115#else
2116 os::Printer::log("glGenerateMipmap not supported", ELL_ERROR);
2117#endif
2118}
2119
2120inline void COpenGLExtensionHandler::extGlActiveStencilFace(GLenum face)
2121{
2122#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2123 if (pGlActiveStencilFaceEXT)
2124 pGlActiveStencilFaceEXT(face);
2125#elif defined(GL_EXT_stencil_two_side)
2126 glActiveStencilFaceEXT(face);
2127#else
2128 os::Printer::log("glActiveStencilFace not supported", ELL_ERROR);
2129#endif
2130}
2131
2132inline void COpenGLExtensionHandler::extGlDrawBuffers(GLsizei n, const GLenum *bufs)
2133{
2134#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2135 if (pGlDrawBuffersARB)
2136 pGlDrawBuffersARB(n, bufs);
2137 else if (pGlDrawBuffersATI)
2138 pGlDrawBuffersATI(n, bufs);
2139#elif defined(GL_ARB_draw_buffers)
2140 glDrawBuffersARB(n, bufs);
2141#elif defined(GL_ATI_draw_buffers)
2142 glDrawBuffersATI(n, bufs);
2143#else
2144 os::Printer::log("glDrawBuffers not supported", ELL_ERROR);
2145#endif
2146}
2147
2148
2149inline void COpenGLExtensionHandler::extGlGenBuffers(GLsizei n, GLuint *buffers)
2150{
2151 if (buffers)
2152 memset(buffers,0,n*sizeof(GLuint));
2153#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2154 if (pGlGenBuffersARB)
2155 pGlGenBuffersARB(n, buffers);
2156#elif defined(GL_ARB_vertex_buffer_object)
2157 glGenBuffers(n, buffers);
2158#else
2159 os::Printer::log("glGenBuffers not supported", ELL_ERROR);
2160#endif
2161}
2162
2163inline void COpenGLExtensionHandler::extGlBindBuffer(GLenum target, GLuint buffer)
2164{
2165#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2166 if (pGlBindBufferARB)
2167 pGlBindBufferARB(target, buffer);
2168#elif defined(GL_ARB_vertex_buffer_object)
2169 glBindBuffer(target, buffer);
2170#else
2171 os::Printer::log("glBindBuffer not supported", ELL_ERROR);
2172#endif
2173}
2174
2175inline void COpenGLExtensionHandler::extGlBufferData(GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage)
2176{
2177#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2178 if (pGlBufferDataARB)
2179 pGlBufferDataARB(target, size, data, usage);
2180#elif defined(GL_ARB_vertex_buffer_object)
2181 glBufferData(target, size, data, usage);
2182#else
2183 os::Printer::log("glBufferData not supported", ELL_ERROR);
2184#endif
2185}
2186
2187inline void COpenGLExtensionHandler::extGlDeleteBuffers(GLsizei n, const GLuint *buffers)
2188{
2189#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2190 if (pGlDeleteBuffersARB)
2191 pGlDeleteBuffersARB(n, buffers);
2192#elif defined(GL_ARB_vertex_buffer_object)
2193 glDeleteBuffers(n, buffers);
2194#else
2195 os::Printer::log("glDeleteBuffers not supported", ELL_ERROR);
2196#endif
2197}
2198
2199inline void COpenGLExtensionHandler::extGlBufferSubData(GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data)
2200{
2201#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2202 if (pGlBufferSubDataARB)
2203 pGlBufferSubDataARB(target, offset, size, data);
2204#elif defined(GL_ARB_vertex_buffer_object)
2205 glBufferSubData(target, offset, size, data);
2206#else
2207 os::Printer::log("glBufferSubData not supported", ELL_ERROR);
2208#endif
2209}
2210
2211inline void COpenGLExtensionHandler::extGlGetBufferSubData(GLenum target, GLintptrARB offset, GLsizeiptrARB size, GLvoid *data)
2212{
2213#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2214 if (pGlGetBufferSubDataARB)
2215 pGlGetBufferSubDataARB(target, offset, size, data);
2216#elif defined(GL_ARB_vertex_buffer_object)
2217 glGetBufferSubData(target, offset, size, data);
2218#else
2219 os::Printer::log("glGetBufferSubData not supported", ELL_ERROR);
2220#endif
2221}
2222
2223inline void *COpenGLExtensionHandler::extGlMapBuffer(GLenum target, GLenum access)
2224{
2225#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2226 if (pGlMapBufferARB)
2227 return pGlMapBufferARB(target, access);
2228 return 0;
2229#elif defined(GL_ARB_vertex_buffer_object)
2230 return glMapBuffer(target, access);
2231#else
2232 os::Printer::log("glMapBuffer not supported", ELL_ERROR);
2233 return 0;
2234#endif
2235}
2236
2237inline GLboolean COpenGLExtensionHandler::extGlUnmapBuffer(GLenum target)
2238{
2239#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2240 if (pGlUnmapBufferARB)
2241 return pGlUnmapBufferARB(target);
2242 return false;
2243#elif defined(GL_ARB_vertex_buffer_object)
2244 return glUnmapBuffer(target);
2245#else
2246 os::Printer::log("glUnmapBuffer not supported", ELL_ERROR);
2247 return false;
2248#endif
2249}
2250
2251inline GLboolean COpenGLExtensionHandler::extGlIsBuffer(GLuint buffer)
2252{
2253#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2254 if (pGlIsBufferARB)
2255 return pGlIsBufferARB(buffer);
2256 return false;
2257#elif defined(GL_ARB_vertex_buffer_object)
2258 return glIsBuffer(buffer);
2259#else
2260 os::Printer::log("glDeleteBuffers not supported", ELL_ERROR);
2261 return false;
2262#endif
2263}
2264
2265inline void COpenGLExtensionHandler::extGlGetBufferParameteriv(GLenum target, GLenum pname, GLint *params)
2266{
2267#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2268 if (pGlGetBufferParameterivARB)
2269 pGlGetBufferParameterivARB(target, pname, params);
2270#elif defined(GL_ARB_vertex_buffer_object)
2271 glGetBufferParameteriv(target, pname, params);
2272#else
2273 os::Printer::log("glGetBufferParameteriv not supported", ELL_ERROR);
2274#endif
2275}
2276
2277inline void COpenGLExtensionHandler::extGlGetBufferPointerv(GLenum target, GLenum pname, GLvoid **params)
2278{
2279#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2280 if (pGlGetBufferPointervARB)
2281 pGlGetBufferPointervARB(target, pname, params);
2282#elif defined(GL_ARB_vertex_buffer_object)
2283 glGetBufferPointerv(target, pname, params);
2284#else
2285 os::Printer::log("glGetBufferPointerv not supported", ELL_ERROR);
2286#endif
2287}
2288
2289
2290inline void COpenGLExtensionHandler::extGlProvokingVertex(GLenum mode)
2291{
2292#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2293 if (FeatureAvailable[IRR_ARB_provoking_vertex] && pGlProvokingVertexARB)
2294 pGlProvokingVertexARB(mode);
2295 else if (FeatureAvailable[IRR_EXT_provoking_vertex] && pGlProvokingVertexEXT)
2296 pGlProvokingVertexEXT(mode);
2297#elif defined(GL_ARB_provoking_vertex)
2298 glProvokingVertex(mode);
2299#elif defined(GL_EXT_provoking_vertex)
2300 glProvokingVertexEXT(mode);
2301#else
2302 os::Printer::log("glProvokingVertex not supported", ELL_ERROR);
2303#endif
2304}
2305
2306
2307inline void COpenGLExtensionHandler::extGlColorMaskIndexed(GLuint buf, GLboolean r, GLboolean g, GLboolean b, GLboolean a)
2308{
2309#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2310 if (FeatureAvailable[IRR_EXT_draw_buffers2] && pGlColorMaskIndexedEXT)
2311 pGlColorMaskIndexedEXT(buf, r, g, b, a);
2312#elif defined(GL_EXT_draw_buffers2)
2313 glColorMaskIndexedEXT(buf, r, g, b, a);
2314#else
2315 os::Printer::log("glColorMaskIndexed not supported", ELL_ERROR);
2316#endif
2317}
2318
2319
2320inline void COpenGLExtensionHandler::extGlEnableIndexed(GLenum target, GLuint index)
2321{
2322#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2323 if (FeatureAvailable[IRR_EXT_draw_buffers2] && pGlEnableIndexedEXT)
2324 pGlEnableIndexedEXT(target, index);
2325#elif defined(GL_EXT_draw_buffers2)
2326 glEnableIndexedEXT(target, index);
2327#else
2328 os::Printer::log("glEnableIndexed not supported", ELL_ERROR);
2329#endif
2330}
2331
2332inline void COpenGLExtensionHandler::extGlDisableIndexed(GLenum target, GLuint index)
2333{
2334#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2335 if (FeatureAvailable[IRR_EXT_draw_buffers2] && pGlDisableIndexedEXT)
2336 pGlDisableIndexedEXT(target, index);
2337#elif defined(GL_EXT_draw_buffers2)
2338 glDisableIndexedEXT(target, index);
2339#else
2340 os::Printer::log("glDisableIndexed not supported", ELL_ERROR);
2341#endif
2342}
2343
2344inline void COpenGLExtensionHandler::extGlBlendFuncIndexed(GLuint buf, GLenum src, GLenum dst)
2345{
2346#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2347 if (FeatureAvailable[IRR_ARB_draw_buffers_blend] && pGlBlendFunciARB)
2348 pGlBlendFunciARB(buf, src, dst);
2349 else if (FeatureAvailable[IRR_AMD_draw_buffers_blend] && pGlBlendFuncIndexedAMD)
2350 pGlBlendFuncIndexedAMD(buf, src, dst);
2351#elif defined(GL_ARB_draw_buffers_blend)
2352 glBlendFunciARB(buf, src, dst);
2353#elif defined(GL_AMD_draw_buffers_blend)
2354 glBlendFuncIndexedAMD(buf, src, dst);
2355#else
2356 os::Printer::log("glBlendFuncIndexed not supported", ELL_ERROR);
2357#endif
2358}
2359
2360inline void COpenGLExtensionHandler::extGlBlendEquationIndexed(GLuint buf, GLenum mode)
2361{
2362#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2363 if (FeatureAvailable[IRR_ARB_draw_buffers_blend] && pGlBlendEquationiARB)
2364 pGlBlendEquationiARB(buf, mode);
2365 else if (FeatureAvailable[IRR_AMD_draw_buffers_blend] && pGlBlendEquationIndexedAMD)
2366 pGlBlendEquationIndexedAMD(buf, mode);
2367#elif defined(GL_ARB_draw_buffers_blend)
2368 glBlendEquationiARB(buf, mode);
2369#elif defined(GL_AMD_draw_buffers_blend)
2370 glBlendEquationIndexedAMD(buf, mode);
2371#else
2372 os::Printer::log("glBlendEquationIndexed not supported", ELL_ERROR);
2373#endif
2374}
2375
2376inline void COpenGLExtensionHandler::extGlProgramParameteri(GLuint program, GLenum pname, GLint value)
2377{
2378#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
2379 if (queryFeature(EVDF_GEOMETRY_SHADER))
2380 {
2381 if (pGlProgramParameteriARB)
2382 pGlProgramParameteriARB(program, pname, value);
2383 else if (pGlProgramParameteriEXT)
2384 pGlProgramParameteriEXT(program, pname, value);
2385 }
2386#elif defined(GL_ARB_geometry_shader4)
2387 glProgramParameteriARB(program, pname, value);
2388#elif defined(GL_EXT_geometry_shader4)
2389 glProgramParameteriEXT(program, pname, value);
2390#elif defined(GL_NV_geometry_program4) || defined(GL_NV_geometry_shader4)
2391 glProgramParameteriNV(program, pname, value);
2392#else
2393 os::Printer::log("glProgramParameteri not supported", ELL_ERROR);
2394#endif
2395}
2396
2397inline void COpenGLExtensionHandler::extGlGenQueries(GLsizei n, GLuint *ids)
2398{
2399#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2400 if (pGlGenQueriesARB)
2401 pGlGenQueriesARB(n, ids);
2402 else if (pGlGenOcclusionQueriesNV)
2403 pGlGenOcclusionQueriesNV(n, ids);
2404#elif defined(GL_ARB_occlusion_query)
2405 glGenQueriesARB(n, ids);
2406#elif defined(GL_NV_occlusion_query)
2407 glGenOcclusionQueriesNV(n, ids);
2408#else
2409 os::Printer::log("glGenQueries not supported", ELL_ERROR);
2410#endif
2411}
2412
2413inline void COpenGLExtensionHandler::extGlDeleteQueries(GLsizei n, const GLuint *ids)
2414{
2415#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2416 if (pGlDeleteQueriesARB)
2417 pGlDeleteQueriesARB(n, ids);
2418 else if (pGlDeleteOcclusionQueriesNV)
2419 pGlDeleteOcclusionQueriesNV(n, ids);
2420#elif defined(GL_ARB_occlusion_query)
2421 glDeleteQueriesARB(n, ids);
2422#elif defined(GL_NV_occlusion_query)
2423 glDeleteOcclusionQueriesNV(n, ids);
2424#else
2425 os::Printer::log("glDeleteQueries not supported", ELL_ERROR);
2426#endif
2427}
2428
2429inline GLboolean COpenGLExtensionHandler::extGlIsQuery(GLuint id)
2430{
2431#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2432 if (pGlIsQueryARB)
2433 return pGlIsQueryARB(id);
2434 else if (pGlIsOcclusionQueryNV)
2435 return pGlIsOcclusionQueryNV(id);
2436 return false;
2437#elif defined(GL_ARB_occlusion_query)
2438 return glIsQueryARB(id);
2439#elif defined(GL_NV_occlusion_query)
2440 return glIsOcclusionQueryNV(id);
2441#else
2442 return false;
2443#endif
2444}
2445
2446inline void COpenGLExtensionHandler::extGlBeginQuery(GLenum target, GLuint id)
2447{
2448#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2449 if (pGlBeginQueryARB)
2450 pGlBeginQueryARB(target, id);
2451 else if (pGlBeginOcclusionQueryNV)
2452 pGlBeginOcclusionQueryNV(id);
2453#elif defined(GL_ARB_occlusion_query)
2454 glBeginQueryARB(target, id);
2455#elif defined(GL_NV_occlusion_query)
2456 glBeginOcclusionQueryNV(id);
2457#else
2458 os::Printer::log("glBeginQuery not supported", ELL_ERROR);
2459#endif
2460}
2461
2462inline void COpenGLExtensionHandler::extGlEndQuery(GLenum target)
2463{
2464#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2465 if (pGlEndQueryARB)
2466 pGlEndQueryARB(target);
2467 else if (pGlEndOcclusionQueryNV)
2468 pGlEndOcclusionQueryNV();
2469#elif defined(GL_ARB_occlusion_query)
2470 glEndQueryARB(target);
2471#elif defined(GL_NV_occlusion_query)
2472 glEndOcclusionQueryNV();
2473#else
2474 os::Printer::log("glEndQuery not supported", ELL_ERROR);
2475#endif
2476}
2477
2478inline void COpenGLExtensionHandler::extGlGetQueryiv(GLenum target, GLenum pname, GLint *params)
2479{
2480#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2481 if (pGlGetQueryivARB)
2482 pGlGetQueryivARB(target, pname, params);
2483#elif defined(GL_ARB_occlusion_query)
2484 glGetQueryivARB(target, pname, params);
2485#else
2486 os::Printer::log("glGetQueryivARB not supported", ELL_ERROR);
2487#endif
2488}
2489
2490inline void COpenGLExtensionHandler::extGlGetQueryObjectiv(GLuint id, GLenum pname, GLint *params)
2491{
2492#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2493 if (pGlGetQueryObjectivARB)
2494 pGlGetQueryObjectivARB(id, pname, params);
2495 else if (pGlGetOcclusionQueryivNV)
2496 pGlGetOcclusionQueryivNV(id, pname, params);
2497#elif defined(GL_ARB_occlusion_query)
2498 glGetQueryObjectivARB(id, pname, params);
2499#elif defined(GL_NV_occlusion_query)
2500 glGetOcclusionQueryivNV(id, pname, params);
2501#else
2502 os::Printer::log("glGetQueryObjectiv not supported", ELL_ERROR);
2503#endif
2504}
2505
2506inline void COpenGLExtensionHandler::extGlGetQueryObjectuiv(GLuint id, GLenum pname, GLuint *params)
2507{
2508#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2509 if (pGlGetQueryObjectuivARB)
2510 pGlGetQueryObjectuivARB(id, pname, params);
2511 else if (pGlGetOcclusionQueryuivNV)
2512 pGlGetOcclusionQueryuivNV(id, pname, params);
2513#elif defined(GL_ARB_occlusion_query)
2514 glGetQueryObjectuivARB(id, pname, params);
2515#elif defined(GL_NV_occlusion_query)
2516 glGetOcclusionQueryuivNV(id, pname, params);
2517#else
2518 os::Printer::log("glGetQueryObjectuiv not supported", ELL_ERROR);
2519#endif
2520}
2521
2522inline void COpenGLExtensionHandler::extGlSwapInterval(int interval)
2523{
2524 // we have wglext, so try to use that
2525#if defined(_IRR_WINDOWS_API_) && defined(_IRR_COMPILE_WITH_WINDOWS_DEVICE_)
2526#ifdef WGL_EXT_swap_control
2527 if (pWglSwapIntervalEXT)
2528 pWglSwapIntervalEXT(interval);
2529#endif
2530#endif
2531#ifdef _IRR_COMPILE_WITH_X11_DEVICE_
2532 //TODO: Check GLX_EXT_swap_control and GLX_MESA_swap_control
2533#ifdef GLX_SGI_swap_control
2534 // does not work with interval==0
2535#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2536 if (interval && pGlxSwapIntervalSGI)
2537 pGlxSwapIntervalSGI(interval);
2538#else
2539 if (interval)
2540 glXSwapIntervalSGI(interval);
2541#endif
2542#elif defined(GLX_EXT_swap_control)
2543#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2544 Display *dpy = glXGetCurrentDisplay();
2545 GLXDrawable drawable = glXGetCurrentDrawable();
2546
2547 if (pGlxSwapIntervalEXT)
2548 pGlxSwapIntervalEXT(dpy, drawable, interval);
2549#else
2550 pGlXSwapIntervalEXT(dpy, drawable, interval);
2551#endif
2552#elif defined(GLX_MESA_swap_control)
2553#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2554 if (pGlxSwapIntervalMESA)
2555 pGlxSwapIntervalMESA(interval);
2556#else
2557 pGlXSwapIntervalMESA(interval);
2558#endif
2559#endif
2560#endif
2561}
2562
2563inline void COpenGLExtensionHandler::extGlBlendEquation(GLenum mode)
2564{
2565#ifdef _IRR_OPENGL_USE_EXTPOINTER_
2566 if (pGlBlendEquation)
2567 pGlBlendEquation(mode);
2568 else if (pGlBlendEquationEXT)
2569 pGlBlendEquationEXT(mode);
2570#elif defined(GL_EXT_blend_minmax) || defined(GL_EXT_blend_subtract) || defined(GL_EXT_blend_logic_op)
2571 glBlendEquationEXT(mode);
2572#elif defined(GL_VERSION_1_2)
2573 glBlendEquation(mode);
2574#else
2575 os::Printer::log("glBlendEquation not supported", ELL_ERROR);
2576#endif
2577}
2578
2579
2580}
2581}
2582
2583#endif
2584
2585#endif
2586
generated by cgit v1.1 at 2024-11-16 06:15:22 +0000