11 typedef struct _Evas_GL Evas_GL;
12 typedef struct _Evas_GL_Surface Evas_GL_Surface;
13 typedef struct _Evas_GL_Context Evas_GL_Context;
14 typedef struct _Evas_GL_Config Evas_GL_Config;
15 typedef struct _Evas_GL_API Evas_GL_API;
16 typedef void *Evas_GL_Func;
17 typedef void *EvasGLImage;
19 typedef enum _Evas_GL_Color_Format
23 } Evas_GL_Color_Format;
25 typedef enum _Evas_GL_Depth_Bits
27 EVAS_GL_DEPTH_NONE = 0,
28 EVAS_GL_DEPTH_BIT_8 = 1,
29 EVAS_GL_DEPTH_BIT_16 = 2,
30 EVAS_GL_DEPTH_BIT_24 = 3,
31 EVAS_GL_DEPTH_BIT_32 = 4
34 typedef enum _Evas_GL_Stencil_Bits
36 EVAS_GL_STENCIL_NONE = 0,
37 EVAS_GL_STENCIL_BIT_1 = 1,
38 EVAS_GL_STENCIL_BIT_2 = 2,
39 EVAS_GL_STENCIL_BIT_4 = 3,
40 EVAS_GL_STENCIL_BIT_8 = 4,
41 EVAS_GL_STENCIL_BIT_16 = 5
42 } Evas_GL_Stencil_Bits;
44 typedef enum _Evas_GL_Options_Bits
46 EVAS_GL_OPTIONS_NONE = 0,
47 EVAS_GL_OPTIONS_DIRECT = (1<<0)
48 } Evas_GL_Options_Bits;
50 struct _Evas_GL_Config
52 Evas_GL_Color_Format color_format;
53 Evas_GL_Depth_Bits depth_bits;
54 Evas_GL_Stencil_Bits stencil_bits;
55 Evas_GL_Options_Bits options_bits;
58 #define EVAS_GL_EXTENSIONS 1
62 * @defgroup Evas_GL Rendering GL on Evas
64 * Functions that are used to do OpenGL rendering on Evas. Evas allows you
65 * to use OpenGL to render to specially set up image objects (which act as
66 * render target surfaces).
68 * Below is an illlustrative example of how to use OpenGL to render to an
72 // Simple Evas_GL example
73 #include <Ecore_Evas.h>
78 // GL related data here..
79 typedef struct _GLData
89 Eina_Bool initialized : 1;
92 // callbacks we want to handle deletion on the object and updates/draws
93 static void on_del (void *data, Evas *e, Evas_Object *obj, void *event_info);
94 static void on_pixels (void *data, Evas_Object *obj);
95 // demo - animator just to keep ticking over saying to draw the image
96 static Eina_Bool on_animate (void *data);
98 static int init_shaders (GLData *gld);
99 static GLuint load_shader (GLData *gld, GLenum type, const char *shader_src);
102 main(int argc, char **argv)
105 int w = 256, h = 256;
106 // some variables we will use
110 Evas_Native_Surface ns;
113 // regular low-leve EFL (ecore+ecore-evas) init. elm is simpler
116 ee = ecore_evas_gl_x11_new(NULL, 0, 0, 0, 512, 512);
117 ecore_evas_title_set(ee, "Ecore_Evas Template");
118 canvas = ecore_evas_get(ee);
120 // alloc a data struct to hold our relevant gl info in
121 if (!(gld = calloc(1, sizeof(GLData)))) return 0;
123 //-//-//-// THIS IS WHERE GL INIT STUFF HAPPENS (ALA EGL)
125 // get the evas gl handle for doing gl things
126 gld->evasgl = evas_gl_new(canvas);
127 gld->glapi = evas_gl_api_get(gld->evasgl);
129 // Set a surface config
130 gld->cfg = evas_gl_config_new();
131 gld->cfg->color_format = EVAS_GL_RGBA_8888;
132 //gld->cfg->depth_bits = EVAS_GL_DEPTH_NONE; // Othe config options
133 //gld->cfg->stencil_bits = EVAS_GL_STENCIL_NONE;
134 //gld->cfg->options_bits = EVAS_GL_OPTIONS_NONE;
136 // create a surface and context
137 gld->sfc = evas_gl_surface_create(gld->evasgl, gld->cfg, w, h);
138 gld->ctx = evas_gl_context_create(gld->evasgl, NULL);
140 //-//-//-// END GL INIT BLOB
142 // set up the image object. a filled one by default
143 r1 = evas_object_image_filled_add(canvas);
144 // attach important data we need to the object using key names. this just
145 // avoids some global variables and means we can do nice cleanup. you can
146 // avoid this if you are lazy
147 evas_object_data_set(r1, "..gld", gld);
148 // when the object is deleted - call the on_del callback. like the above,
149 // this is just being clean
150 evas_object_event_callback_add(r1, EVAS_CALLBACK_DEL, on_del, NULL);
151 // set up an actual pixel size fot the buffer data. it may be different
152 // to the output size. any windowing system has something like this, just
153 // evas has 2 sizes, a pixel size and the output object size
154 evas_object_image_size_set(r1, w, h);
155 // set up the native surface info to use the context and surface created
158 //-//-//-// THIS IS WHERE GL INIT STUFF HAPPENS (ALA EGL)
160 evas_gl_native_surface_get(gld->evasgl, gld->sfc, &ns);
161 evas_object_image_native_surface_set(r1, &ns);
162 evas_object_image_pixels_get_callback_set(r1, on_pixels, r1);
164 //-//-//-// END GL INIT BLOB
166 // move the image object somewhere, resize it and show it. any windowing
167 // system would need this kind of thing - place a child "window"
168 evas_object_move(r1, 128, 128);
169 evas_object_resize(r1, w, h);
170 evas_object_show(r1);
172 // animating - just a demo. as long as you trigger an update on the image
173 // object via evas_object_image_pixels_dirty_set(). any display system,
174 // mainloop siztem etc. will have something of this kind unless it's making
175 // you spin infinitely yourself and invent your own animation mechanism
177 // NOTE: if you delete r1, this animator will keep running trying to access
178 // r1 so you'd better delete this animator with ecore_animator_del() or
179 // structure how you do animation differently. you can also attach it like
180 // evasgl, sfc, etc. etc. if this animator is specific to this object
181 // only and delete it in the del handler for the obj.
182 ecore_animator_add(on_animate, r1);
184 // finally show the window for the world to see. windowing system generic
187 // begin the mainloop and tick over the animator, handle events etc.
188 // also windowing system generic
189 ecore_main_loop_begin();
191 // standard EFL shutdown stuff - generic for most systems, EFL or not
192 ecore_evas_shutdown();
198 on_del(void *data, Evas *e, Evas_Object *obj, void *event_info)
200 // on delete of our object clean up some things that don't get auto
201 // celeted for us as they are not intrinsically bound to the image
202 // object as such (you could use the same context and surface across
203 // multiple image objects and re-use the evasgl handle too multiple times.
204 // here we bind them to 1 object only though by doing this.
205 GLData *gld = evas_object_data_get(obj, "..gld");
207 Evas_GL_API *gl = gld->glapi;
209 evas_object_data_del(obj, "..gld");
211 // Do a make_current before deleting all the GL stuff.
212 evas_gl_make_current(gld->evasgl, gld->sfc, gld->ctx);
213 gl->glDeleteShader(gld->vtx_shader);
214 gl->glDeleteShader(gld->fgmt_shader);
215 gl->glDeleteProgram(gld->program);
217 evas_gl_surface_destroy(gld->evasgl, gld->sfc);
218 evas_gl_context_destroy(gld->evasgl, gld->ctx);
219 evas_gl_config_free(gld->cfg);
220 evas_gl_free(gld->evasgl);
225 on_pixels(void *data, Evas_Object *obj)
227 // get some variable we need from the object data keys
228 GLData *gld = evas_object_data_get(obj, "..gld");
230 Evas_GL_API *gl = gld->glapi;
231 GLfloat vVertices[] =
239 // get the image size in case it changed with evas_object_image_size_set()
240 evas_object_image_size_get(obj, &w, &h);
241 // set up the context and surface as the current one
242 evas_gl_make_current(gld->evasgl, gld->sfc, gld->ctx);
244 if (!gld->initialized)
246 if (!init_shaders(gld)) printf("Error Initializing Shaders\n");
247 gld->initialized = EINA_TRUE;
250 // GL Viewport stuff. you can avoid doing this if viewport is all the
251 // same as last frame if you want
252 gl->glViewport(0, 0, w, h);
255 gl->glClearColor(1.0, 0.0, 0.0, 1);
256 gl->glClear(GL_COLOR_BUFFER_BIT);
259 gl->glEnable(GL_BLEND);
261 gl->glUseProgram(gld->program);
263 gl->glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, vVertices);
264 gl->glEnableVertexAttribArray(0);
266 gl->glDrawArrays(GL_TRIANGLES, 0, 3);
268 // Optional - Flush the GL pipeline
273 on_animate(void *data)
275 // just a demo - animate here whenever an animation tick happens and then
276 // mark the image as "dirty" meaning it needs an update next time evas
277 // renders. it will call the pixel get callback then.
278 evas_object_image_pixels_dirty_set(data, EINA_TRUE);
279 return EINA_TRUE; // keep looping
283 load_shader(GLData *gld, GLenum type, const char *shader_src)
285 Evas_GL_API *gl = gld->glapi;
289 // Create the shader object
290 if (!(shader = gl->glCreateShader(type))) return 0;
291 gl->glShaderSource(shader, 1, &shader_src, NULL);
292 // Compile the shader
293 gl->glCompileShader(shader);
294 gl->glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
300 gl->glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &len);
303 char *info = malloc(sizeof(char) * len);
307 gl->glGetShaderInfoLog(shader, len, NULL, info);
308 printf("Error compiling shader:\n"
313 gl->glDeleteShader(shader);
319 // Initialize the shader and program object
321 init_shaders(GLData *gld)
323 Evas_GL_API *gl = gld->glapi;
324 const char vShaderStr[] =
325 "attribute vec4 vPosition; \n"
328 " gl_Position = vPosition; \n"
330 const char fShaderStr[] =
331 "precision mediump float; \n"
334 " gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n"
338 // Load the vertex/fragment shaders
339 gld->vtx_shader = load_shader(gld, GL_VERTEX_SHADER, vShaderStr);
340 gld->fgmt_shader = load_shader(gld, GL_FRAGMENT_SHADER, fShaderStr);
342 // Create the program object
343 if (!(gld->program = gl->glCreateProgram())) return 0;
345 gl->glAttachShader(gld->program, gld->vtx_shader);
346 gl->glAttachShader(gld->program, gld->fgmt_shader);
348 // Bind vPosition to attribute 0
349 gl->glBindAttribLocation(gld->program, 0, "vPosition");
351 gl->glLinkProgram(gld->program);
352 gl->glGetProgramiv(gld->program, GL_LINK_STATUS, &linked);
358 gl->glGetProgramiv(gld->program, GL_INFO_LOG_LENGTH, &len);
361 char *info = malloc(sizeof(char) * len);
365 gl->glGetProgramInfoLog(gld->program, len, NULL, info);
366 printf("Error linking program:\n"
371 gl->glDeleteProgram(gld->program);
378 * @ingroup Evas_Canvas
382 * @addtogroup Evas_GL
387 * Creates a new Evas_GL object and returns a handle for gl rendering on efl.
389 * @param e The given evas canvas OpenGL is to be used on.
390 * @return The created evas_gl object, or NULl on fasilure.
392 EAPI Evas_GL *evas_gl_new (Evas *e) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1);
395 * Frees the created Evas_GL object.
397 * @param evas_gl The given Evas_GL object.
399 EAPI void evas_gl_free (Evas_GL *evas_gl) EINA_ARG_NONNULL(1);
402 * Allocates a new config object for the user to fill out.
404 * As long as the Evas creates a config object for the user, it takes care
405 * of the backward compatibility issue.
407 EAPI Evas_GL_Config *evas_gl_config_new (void);
410 * Frees a config object created from evas_gl_config_new.
412 * As long as the Evas creates a config object for the user, it takes care
413 * of the backward compatibility issue.
415 EAPI void evas_gl_config_free (Evas_GL_Config *cfg) EINA_ARG_NONNULL(1);
418 * Creates and returns new Evas_GL_Surface object for GL Rendering.
420 * @param evas_gl The given Evas_GL object.
421 * @param cfg The pixel format and configuration of the rendering surface.
422 * @param w The width of the surface.
423 * @param h The height of the surface.
424 * @return The created GL surface object, or NULL on failure.
426 EAPI Evas_GL_Surface *evas_gl_surface_create (Evas_GL *evas_gl, Evas_GL_Config *cfg, int w, int h) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1,2);
429 * Destroys the created Evas GL Surface.
431 * @param evas_gl The given Evas_GL object.
432 * @param surf The given GL surface object.
434 EAPI void evas_gl_surface_destroy (Evas_GL *evas_gl, Evas_GL_Surface *surf) EINA_ARG_NONNULL(1,2);
437 * Creates and returns a new Evas GL context object
439 * @param evas_gl The given Evas_GL object.
440 * @return The created context, or NULL on failure.
442 EAPI Evas_GL_Context *evas_gl_context_create (Evas_GL *evas_gl, Evas_GL_Context *share_ctx) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1);
445 * Destroys the given Evas GL context object
447 * @param evas_gl The given Evas_GL object.
448 * @param ctx The given Evas GL context.
450 EAPI void evas_gl_context_destroy (Evas_GL *evas_gl, Evas_GL_Context *ctx) EINA_ARG_NONNULL(1,2);
453 * Sets the given context as a current context for the given surface
455 * @param evas_gl The given Evas_GL object.
456 * @param surf The given Evas GL surface.
457 * @param ctx The given Evas GL context.
458 * @return EINA_TRUE if successful, EINA_FALSE if not.
460 EAPI Eina_Bool evas_gl_make_current (Evas_GL *evas_gl, Evas_GL_Surface *surf, Evas_GL_Context *ctx) EINA_ARG_NONNULL(1,2);
463 * Returns a pointer to a static, zero-terminated string describing some aspect of evas_gl.
465 * @param evas_gl The given Evas_GL object.
466 * @param name Specifies a symbolic constant, one of EVAS_GL_EXTENSIONS...
468 EAPI const char *evas_gl_string_query (Evas_GL *evas_gl, int name) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1) EINA_PURE;
471 * Returns a GL or the Glue Layer's extension function.
473 * @param evas_gl The given Evas_GL object.
474 * @param name The name of the function to return.
476 EAPI Evas_GL_Func evas_gl_proc_address_get (Evas_GL *evas_gl, const char *name) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1,2) EINA_PURE;
479 * Fills in the Native Surface information from the given Evas GL surface.
481 * @param evas_gl The given Evas_GL object.
482 * @param surf The given Evas GL surface to retrieve the Native Surface info from.
483 * @param ns The native surface structure that the function fills in.
484 * @return EINA_TRUE if successful, EINA_FALSE if not.
486 EAPI Eina_Bool evas_gl_native_surface_get (Evas_GL *evas_gl, Evas_GL_Surface *surf, Evas_Native_Surface *ns) EINA_ARG_NONNULL(1,2,3);
489 * Get the API for rendering using OpenGL
491 * @param evas_gl The given Eva_GL object.
492 * @return The API to use.
494 * This returns a structure that contains all the OpenGL functions you can
495 * use to render in Evas. These functions consist of all the standard
496 * OpenGL-ES2.0 functions and any extra ones Evas has decided to provide in
497 * addition. This means that if you have your code ported to OpenGL-ES2.0,
498 * it will be easy to render to Evas.
501 EAPI Evas_GL_API *evas_gl_api_get (Evas_GL *evas_gl) EINA_ARG_NONNULL(1);
503 #if !defined(__gl_h_) && !defined(__gl2_h_)
508 * This document is licensed under the SGI Free Software B License Version
509 * 2.0. For details, see http://oss.sgi.com/projects/FreeB/ .
512 /*-------------------------------------------------------------------------
513 * Data type definitions
514 *-----------------------------------------------------------------------*/
517 typedef unsigned int GLenum;
518 typedef unsigned char GLboolean;
519 typedef unsigned int GLbitfield;
520 typedef signed char GLbyte; // Changed khronos_int8_t
521 typedef short GLshort;
524 typedef unsigned char GLubyte; // Changed khronos_uint8_t
525 typedef unsigned short GLushort;
526 typedef unsigned int GLuint;
527 typedef float GLfloat; // Changed khronos_float_t
528 typedef float GLclampf; // Changed khronos_float_t
529 typedef signed int GLfixed; // Changed khronos_int32_t
531 /* GL types for handling large vertex buffer objects */
532 typedef signed long int GLintptr; // Changed khronos_intptr_t
533 typedef signed long int GLsizeiptr; // Changed khronos_ssize_t
535 //#if (!defined(__gl2_h_) && !defined(__gl_h_))
537 /* OpenGL ES core versions */
538 //#define GL_ES_VERSION_2_0 1
540 /* ClearBufferMask */
541 #define GL_DEPTH_BUFFER_BIT 0x00000100
542 #define GL_STENCIL_BUFFER_BIT 0x00000400
543 #define GL_COLOR_BUFFER_BIT 0x00004000
550 #define GL_POINTS 0x0000
551 #define GL_LINES 0x0001
552 #define GL_LINE_LOOP 0x0002
553 #define GL_LINE_STRIP 0x0003
554 #define GL_TRIANGLES 0x0004
555 #define GL_TRIANGLE_STRIP 0x0005
556 #define GL_TRIANGLE_FAN 0x0006
558 /* AlphaFunction (not supported in ES20) */
568 /* BlendingFactorDest */
571 #define GL_SRC_COLOR 0x0300
572 #define GL_ONE_MINUS_SRC_COLOR 0x0301
573 #define GL_SRC_ALPHA 0x0302
574 #define GL_ONE_MINUS_SRC_ALPHA 0x0303
575 #define GL_DST_ALPHA 0x0304
576 #define GL_ONE_MINUS_DST_ALPHA 0x0305
578 /* BlendingFactorSrc */
581 #define GL_DST_COLOR 0x0306
582 #define GL_ONE_MINUS_DST_COLOR 0x0307
583 #define GL_SRC_ALPHA_SATURATE 0x0308
585 /* GL_ONE_MINUS_SRC_ALPHA */
587 /* GL_ONE_MINUS_DST_ALPHA */
589 /* BlendEquationSeparate */
590 #define GL_FUNC_ADD 0x8006
591 #define GL_BLEND_EQUATION 0x8009
592 #define GL_BLEND_EQUATION_RGB 0x8009 /* same as BLEND_EQUATION */
593 #define GL_BLEND_EQUATION_ALPHA 0x883D
596 #define GL_FUNC_SUBTRACT 0x800A
597 #define GL_FUNC_REVERSE_SUBTRACT 0x800B
599 /* Separate Blend Functions */
600 #define GL_BLEND_DST_RGB 0x80C8
601 #define GL_BLEND_SRC_RGB 0x80C9
602 #define GL_BLEND_DST_ALPHA 0x80CA
603 #define GL_BLEND_SRC_ALPHA 0x80CB
604 #define GL_CONSTANT_COLOR 0x8001
605 #define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
606 #define GL_CONSTANT_ALPHA 0x8003
607 #define GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
608 #define GL_BLEND_COLOR 0x8005
611 #define GL_ARRAY_BUFFER 0x8892
612 #define GL_ELEMENT_ARRAY_BUFFER 0x8893
613 #define GL_ARRAY_BUFFER_BINDING 0x8894
614 #define GL_ELEMENT_ARRAY_BUFFER_BINDING 0x8895
616 #define GL_STREAM_DRAW 0x88E0
617 #define GL_STATIC_DRAW 0x88E4
618 #define GL_DYNAMIC_DRAW 0x88E8
620 #define GL_BUFFER_SIZE 0x8764
621 #define GL_BUFFER_USAGE 0x8765
623 #define GL_CURRENT_VERTEX_ATTRIB 0x8626
626 #define GL_FRONT 0x0404
627 #define GL_BACK 0x0405
628 #define GL_FRONT_AND_BACK 0x0408
641 #define GL_TEXTURE_2D 0x0DE1
642 #define GL_CULL_FACE 0x0B44
643 #define GL_BLEND 0x0BE2
644 #define GL_DITHER 0x0BD0
645 #define GL_STENCIL_TEST 0x0B90
646 #define GL_DEPTH_TEST 0x0B71
647 #define GL_SCISSOR_TEST 0x0C11
648 #define GL_POLYGON_OFFSET_FILL 0x8037
649 #define GL_SAMPLE_ALPHA_TO_COVERAGE 0x809E
650 #define GL_SAMPLE_COVERAGE 0x80A0
653 #define GL_NO_ERROR 0
654 #define GL_INVALID_ENUM 0x0500
655 #define GL_INVALID_VALUE 0x0501
656 #define GL_INVALID_OPERATION 0x0502
657 #define GL_OUT_OF_MEMORY 0x0505
659 /* FrontFaceDirection */
661 #define GL_CCW 0x0901
664 #define GL_LINE_WIDTH 0x0B21
665 #define GL_ALIASED_POINT_SIZE_RANGE 0x846D
666 #define GL_ALIASED_LINE_WIDTH_RANGE 0x846E
667 #define GL_CULL_FACE_MODE 0x0B45
668 #define GL_FRONT_FACE 0x0B46
669 #define GL_DEPTH_RANGE 0x0B70
670 #define GL_DEPTH_WRITEMASK 0x0B72
671 #define GL_DEPTH_CLEAR_VALUE 0x0B73
672 #define GL_DEPTH_FUNC 0x0B74
673 #define GL_STENCIL_CLEAR_VALUE 0x0B91
674 #define GL_STENCIL_FUNC 0x0B92
675 #define GL_STENCIL_FAIL 0x0B94
676 #define GL_STENCIL_PASS_DEPTH_FAIL 0x0B95
677 #define GL_STENCIL_PASS_DEPTH_PASS 0x0B96
678 #define GL_STENCIL_REF 0x0B97
679 #define GL_STENCIL_VALUE_MASK 0x0B93
680 #define GL_STENCIL_WRITEMASK 0x0B98
681 #define GL_STENCIL_BACK_FUNC 0x8800
682 #define GL_STENCIL_BACK_FAIL 0x8801
683 #define GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
684 #define GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
685 #define GL_STENCIL_BACK_REF 0x8CA3
686 #define GL_STENCIL_BACK_VALUE_MASK 0x8CA4
687 #define GL_STENCIL_BACK_WRITEMASK 0x8CA5
688 #define GL_VIEWPORT 0x0BA2
689 #define GL_SCISSOR_BOX 0x0C10
690 /* GL_SCISSOR_TEST */
691 #define GL_COLOR_CLEAR_VALUE 0x0C22
692 #define GL_COLOR_WRITEMASK 0x0C23
693 #define GL_UNPACK_ALIGNMENT 0x0CF5
694 #define GL_PACK_ALIGNMENT 0x0D05
695 #define GL_MAX_TEXTURE_SIZE 0x0D33
696 #define GL_MAX_VIEWPORT_DIMS 0x0D3A
697 #define GL_SUBPIXEL_BITS 0x0D50
698 #define GL_RED_BITS 0x0D52
699 #define GL_GREEN_BITS 0x0D53
700 #define GL_BLUE_BITS 0x0D54
701 #define GL_ALPHA_BITS 0x0D55
702 #define GL_DEPTH_BITS 0x0D56
703 #define GL_STENCIL_BITS 0x0D57
704 #define GL_POLYGON_OFFSET_UNITS 0x2A00
705 /* GL_POLYGON_OFFSET_FILL */
706 #define GL_POLYGON_OFFSET_FACTOR 0x8038
707 #define GL_TEXTURE_BINDING_2D 0x8069
708 #define GL_SAMPLE_BUFFERS 0x80A8
709 #define GL_SAMPLES 0x80A9
710 #define GL_SAMPLE_COVERAGE_VALUE 0x80AA
711 #define GL_SAMPLE_COVERAGE_INVERT 0x80AB
713 /* GetTextureParameter */
714 /* GL_TEXTURE_MAG_FILTER */
715 /* GL_TEXTURE_MIN_FILTER */
716 /* GL_TEXTURE_WRAP_S */
717 /* GL_TEXTURE_WRAP_T */
719 #define GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2
720 #define GL_COMPRESSED_TEXTURE_FORMATS 0x86A3
723 #define GL_DONT_CARE 0x1100
724 #define GL_FASTEST 0x1101
725 #define GL_NICEST 0x1102
728 #define GL_GENERATE_MIPMAP_HINT 0x8192
731 #define GL_BYTE 0x1400
732 #define GL_UNSIGNED_BYTE 0x1401
733 #define GL_SHORT 0x1402
734 #define GL_UNSIGNED_SHORT 0x1403
735 #define GL_INT 0x1404
736 #define GL_UNSIGNED_INT 0x1405
737 #define GL_FLOAT 0x1406
738 #define GL_FIXED 0x140C
741 #define GL_DEPTH_COMPONENT 0x1902
742 #define GL_ALPHA 0x1906
743 #define GL_RGB 0x1907
744 #define GL_RGBA 0x1908
745 #define GL_LUMINANCE 0x1909
746 #define GL_LUMINANCE_ALPHA 0x190A
749 /* GL_UNSIGNED_BYTE */
750 #define GL_UNSIGNED_SHORT_4_4_4_4 0x8033
751 #define GL_UNSIGNED_SHORT_5_5_5_1 0x8034
752 #define GL_UNSIGNED_SHORT_5_6_5 0x8363
755 #define GL_FRAGMENT_SHADER 0x8B30
756 #define GL_VERTEX_SHADER 0x8B31
757 #define GL_MAX_VERTEX_ATTRIBS 0x8869
758 #define GL_MAX_VERTEX_UNIFORM_VECTORS 0x8DFB
759 #define GL_MAX_VARYING_VECTORS 0x8DFC
760 #define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
761 #define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 0x8B4C
762 #define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
763 #define GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD
764 #define GL_SHADER_TYPE 0x8B4F
765 #define GL_DELETE_STATUS 0x8B80
766 #define GL_LINK_STATUS 0x8B82
767 #define GL_VALIDATE_STATUS 0x8B83
768 #define GL_ATTACHED_SHADERS 0x8B85
769 #define GL_ACTIVE_UNIFORMS 0x8B86
770 #define GL_ACTIVE_UNIFORM_MAX_LENGTH 0x8B87
771 #define GL_ACTIVE_ATTRIBUTES 0x8B89
772 #define GL_ACTIVE_ATTRIBUTE_MAX_LENGTH 0x8B8A
773 #define GL_SHADING_LANGUAGE_VERSION 0x8B8C
774 #define GL_CURRENT_PROGRAM 0x8B8D
776 /* StencilFunction */
777 #define GL_NEVER 0x0200
778 #define GL_LESS 0x0201
779 #define GL_EQUAL 0x0202
780 #define GL_LEQUAL 0x0203
781 #define GL_GREATER 0x0204
782 #define GL_NOTEQUAL 0x0205
783 #define GL_GEQUAL 0x0206
784 #define GL_ALWAYS 0x0207
788 #define GL_KEEP 0x1E00
789 #define GL_REPLACE 0x1E01
790 #define GL_INCR 0x1E02
791 #define GL_DECR 0x1E03
792 #define GL_INVERT 0x150A
793 #define GL_INCR_WRAP 0x8507
794 #define GL_DECR_WRAP 0x8508
797 #define GL_VENDOR 0x1F00
798 #define GL_RENDERER 0x1F01
799 #define GL_VERSION 0x1F02
800 #define GL_EXTENSIONS 0x1F03
802 /* TextureMagFilter */
803 #define GL_NEAREST 0x2600
804 #define GL_LINEAR 0x2601
806 /* TextureMinFilter */
809 #define GL_NEAREST_MIPMAP_NEAREST 0x2700
810 #define GL_LINEAR_MIPMAP_NEAREST 0x2701
811 #define GL_NEAREST_MIPMAP_LINEAR 0x2702
812 #define GL_LINEAR_MIPMAP_LINEAR 0x2703
814 /* TextureParameterName */
815 #define GL_TEXTURE_MAG_FILTER 0x2800
816 #define GL_TEXTURE_MIN_FILTER 0x2801
817 #define GL_TEXTURE_WRAP_S 0x2802
818 #define GL_TEXTURE_WRAP_T 0x2803
822 #define GL_TEXTURE 0x1702
824 #define GL_TEXTURE_CUBE_MAP 0x8513
825 #define GL_TEXTURE_BINDING_CUBE_MAP 0x8514
826 #define GL_TEXTURE_CUBE_MAP_POSITIVE_X 0x8515
827 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_X 0x8516
828 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Y 0x8517
829 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y 0x8518
830 #define GL_TEXTURE_CUBE_MAP_POSITIVE_Z 0x8519
831 #define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z 0x851A
832 #define GL_MAX_CUBE_MAP_TEXTURE_SIZE 0x851C
835 #define GL_TEXTURE0 0x84C0
836 #define GL_TEXTURE1 0x84C1
837 #define GL_TEXTURE2 0x84C2
838 #define GL_TEXTURE3 0x84C3
839 #define GL_TEXTURE4 0x84C4
840 #define GL_TEXTURE5 0x84C5
841 #define GL_TEXTURE6 0x84C6
842 #define GL_TEXTURE7 0x84C7
843 #define GL_TEXTURE8 0x84C8
844 #define GL_TEXTURE9 0x84C9
845 #define GL_TEXTURE10 0x84CA
846 #define GL_TEXTURE11 0x84CB
847 #define GL_TEXTURE12 0x84CC
848 #define GL_TEXTURE13 0x84CD
849 #define GL_TEXTURE14 0x84CE
850 #define GL_TEXTURE15 0x84CF
851 #define GL_TEXTURE16 0x84D0
852 #define GL_TEXTURE17 0x84D1
853 #define GL_TEXTURE18 0x84D2
854 #define GL_TEXTURE19 0x84D3
855 #define GL_TEXTURE20 0x84D4
856 #define GL_TEXTURE21 0x84D5
857 #define GL_TEXTURE22 0x84D6
858 #define GL_TEXTURE23 0x84D7
859 #define GL_TEXTURE24 0x84D8
860 #define GL_TEXTURE25 0x84D9
861 #define GL_TEXTURE26 0x84DA
862 #define GL_TEXTURE27 0x84DB
863 #define GL_TEXTURE28 0x84DC
864 #define GL_TEXTURE29 0x84DD
865 #define GL_TEXTURE30 0x84DE
866 #define GL_TEXTURE31 0x84DF
867 #define GL_ACTIVE_TEXTURE 0x84E0
869 /* TextureWrapMode */
870 #define GL_REPEAT 0x2901
871 #define GL_CLAMP_TO_EDGE 0x812F
872 #define GL_MIRRORED_REPEAT 0x8370
875 #define GL_FLOAT_VEC2 0x8B50
876 #define GL_FLOAT_VEC3 0x8B51
877 #define GL_FLOAT_VEC4 0x8B52
878 #define GL_INT_VEC2 0x8B53
879 #define GL_INT_VEC3 0x8B54
880 #define GL_INT_VEC4 0x8B55
881 #define GL_BOOL 0x8B56
882 #define GL_BOOL_VEC2 0x8B57
883 #define GL_BOOL_VEC3 0x8B58
884 #define GL_BOOL_VEC4 0x8B59
885 #define GL_FLOAT_MAT2 0x8B5A
886 #define GL_FLOAT_MAT3 0x8B5B
887 #define GL_FLOAT_MAT4 0x8B5C
888 #define GL_SAMPLER_2D 0x8B5E
889 #define GL_SAMPLER_CUBE 0x8B60
892 #define GL_VERTEX_ATTRIB_ARRAY_ENABLED 0x8622
893 #define GL_VERTEX_ATTRIB_ARRAY_SIZE 0x8623
894 #define GL_VERTEX_ATTRIB_ARRAY_STRIDE 0x8624
895 #define GL_VERTEX_ATTRIB_ARRAY_TYPE 0x8625
896 #define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED 0x886A
897 #define GL_VERTEX_ATTRIB_ARRAY_POINTER 0x8645
898 #define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F
901 #define GL_IMPLEMENTATION_COLOR_READ_TYPE 0x8B9A
902 #define GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B
905 #define GL_COMPILE_STATUS 0x8B81
906 #define GL_INFO_LOG_LENGTH 0x8B84
907 #define GL_SHADER_SOURCE_LENGTH 0x8B88
908 #define GL_SHADER_COMPILER 0x8DFA
911 #define GL_SHADER_BINARY_FORMATS 0x8DF8
912 #define GL_NUM_SHADER_BINARY_FORMATS 0x8DF9
914 /* Shader Precision-Specified Types */
915 #define GL_LOW_FLOAT 0x8DF0
916 #define GL_MEDIUM_FLOAT 0x8DF1
917 #define GL_HIGH_FLOAT 0x8DF2
918 #define GL_LOW_INT 0x8DF3
919 #define GL_MEDIUM_INT 0x8DF4
920 #define GL_HIGH_INT 0x8DF5
922 /* Framebuffer Object. */
923 #define GL_FRAMEBUFFER 0x8D40
924 #define GL_RENDERBUFFER 0x8D41
926 #define GL_RGBA4 0x8056
927 #define GL_RGB5_A1 0x8057
928 #define GL_RGB565 0x8D62
929 #define GL_DEPTH_COMPONENT16 0x81A5
930 #define GL_STENCIL_INDEX 0x1901
931 #define GL_STENCIL_INDEX8 0x8D48
933 #define GL_RENDERBUFFER_WIDTH 0x8D42
934 #define GL_RENDERBUFFER_HEIGHT 0x8D43
935 #define GL_RENDERBUFFER_INTERNAL_FORMAT 0x8D44
936 #define GL_RENDERBUFFER_RED_SIZE 0x8D50
937 #define GL_RENDERBUFFER_GREEN_SIZE 0x8D51
938 #define GL_RENDERBUFFER_BLUE_SIZE 0x8D52
939 #define GL_RENDERBUFFER_ALPHA_SIZE 0x8D53
940 #define GL_RENDERBUFFER_DEPTH_SIZE 0x8D54
941 #define GL_RENDERBUFFER_STENCIL_SIZE 0x8D55
943 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE 0x8CD0
944 #define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME 0x8CD1
945 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL 0x8CD2
946 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3
948 #define GL_COLOR_ATTACHMENT0 0x8CE0
949 #define GL_DEPTH_ATTACHMENT 0x8D00
950 #define GL_STENCIL_ATTACHMENT 0x8D20
954 #define GL_FRAMEBUFFER_COMPLETE 0x8CD5
955 #define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT 0x8CD6
956 #define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7
957 #define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS 0x8CD9
958 #define GL_FRAMEBUFFER_UNSUPPORTED 0x8CDD
960 #define GL_FRAMEBUFFER_BINDING 0x8CA6
961 #define GL_RENDERBUFFER_BINDING 0x8CA7
962 #define GL_MAX_RENDERBUFFER_SIZE 0x84E8
964 #define GL_INVALID_FRAMEBUFFER_OPERATION 0x0506
966 //---------------------------//
967 // GLES extension defines
969 /* GL_OES_compressed_ETC1_RGB8_texture */
970 #define GL_ETC1_RGB8_OES 0x8D64
972 /* GL_OES_compressed_paletted_texture */
973 #define GL_PALETTE4_RGB8_OES 0x8B90
974 #define GL_PALETTE4_RGBA8_OES 0x8B91
975 #define GL_PALETTE4_R5_G6_B5_OES 0x8B92
976 #define GL_PALETTE4_RGBA4_OES 0x8B93
977 #define GL_PALETTE4_RGB5_A1_OES 0x8B94
978 #define GL_PALETTE8_RGB8_OES 0x8B95
979 #define GL_PALETTE8_RGBA8_OES 0x8B96
980 #define GL_PALETTE8_R5_G6_B5_OES 0x8B97
981 #define GL_PALETTE8_RGBA4_OES 0x8B98
982 #define GL_PALETTE8_RGB5_A1_OES 0x8B99
985 #define GL_DEPTH_COMPONENT24_OES 0x81A6
988 #define GL_DEPTH_COMPONENT32_OES 0x81A7
990 /* GL_OES_get_program_binary */
991 #define GL_PROGRAM_BINARY_LENGTH_OES 0x8741
992 #define GL_NUM_PROGRAM_BINARY_FORMATS_OES 0x87FE
993 #define GL_PROGRAM_BINARY_FORMATS_OES 0x87FF
995 /* GL_OES_mapbuffer */
996 #define GL_WRITE_ONLY_OES 0x88B9
997 #define GL_BUFFER_ACCESS_OES 0x88BB
998 #define GL_BUFFER_MAPPED_OES 0x88BC
999 #define GL_BUFFER_MAP_POINTER_OES 0x88BD
1001 /* GL_OES_packed_depth_stencil */
1002 #define GL_DEPTH_STENCIL_OES 0x84F9
1003 #define GL_UNSIGNED_INT_24_8_OES 0x84FA
1004 #define GL_DEPTH24_STENCIL8_OES 0x88F0
1006 /* GL_OES_rgb8_rgba8 */
1007 #define GL_RGB8_OES 0x8051
1008 #define GL_RGBA8_OES 0x8058
1010 /* GL_OES_standard_derivatives */
1011 #define GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES 0x8B8B
1013 /* GL_OES_stencil1 */
1014 #define GL_STENCIL_INDEX1_OES 0x8D46
1016 /* GL_OES_stencil4 */
1017 #define GL_STENCIL_INDEX4_OES 0x8D47
1019 /* GL_OES_texture_3D */
1020 #define GL_TEXTURE_WRAP_R_OES 0x8072
1021 #define GL_TEXTURE_3D_OES 0x806F
1022 #define GL_TEXTURE_BINDING_3D_OES 0x806A
1023 #define GL_MAX_3D_TEXTURE_SIZE_OES 0x8073
1024 #define GL_SAMPLER_3D_OES 0x8B5F
1025 #define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_OES 0x8CD4
1027 /* GL_OES_texture_float */
1028 /* No new tokens introduced by this extension. */
1030 /* GL_OES_texture_float_linear */
1031 /* No new tokens introduced by this extension. */
1033 /* GL_OES_texture_half_float */
1034 #define GL_HALF_FLOAT_OES 0x8D61
1036 /* GL_OES_texture_half_float_linear */
1037 /* No new tokens introduced by this extension. */
1039 /* GL_OES_texture_npot */
1040 /* No new tokens introduced by this extension. */
1042 /* GL_OES_vertex_half_float */
1043 /* GL_HALF_FLOAT_OES defined in GL_OES_texture_half_float already. */
1045 /* GL_OES_vertex_type_10_10_10_2 */
1046 #define GL_UNSIGNED_INT_10_10_10_2_OES 0x8DF6
1047 #define GL_INT_10_10_10_2_OES 0x8DF7
1049 /*------------------------------------------------------------------------*
1050 * AMD extension tokens
1051 *------------------------------------------------------------------------*/
1053 /* GL_AMD_compressed_3DC_texture */
1054 #define GL_3DC_X_AMD 0x87F9
1055 #define GL_3DC_XY_AMD 0x87FA
1057 /* GL_AMD_compressed_ATC_texture */
1058 #define GL_ATC_RGB_AMD 0x8C92
1059 #define GL_ATC_RGBA_EXPLICIT_ALPHA_AMD 0x8C93
1060 #define GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD 0x87EE
1062 /* GL_AMD_performance_monitor */
1063 #define GL_COUNTER_TYPE_AMD 0x8BC0
1064 #define GL_COUNTER_RANGE_AMD 0x8BC1
1065 #define GL_UNSIGNED_INT64_AMD 0x8BC2
1066 #define GL_PERCENTAGE_AMD 0x8BC3
1067 #define GL_PERFMON_RESULT_AVAILABLE_AMD 0x8BC4
1068 #define GL_PERFMON_RESULT_SIZE_AMD 0x8BC5
1069 #define GL_PERFMON_RESULT_AMD 0x8BC6
1071 /* GL_AMD_program_binary_Z400 */
1072 #define GL_Z400_BINARY_AMD 0x8740
1074 /*------------------------------------------------------------------------*
1075 * EXT extension tokens
1076 *------------------------------------------------------------------------*/
1078 /* GL_EXT_blend_minmax */
1079 #define GL_MIN_EXT 0x8007
1080 #define GL_MAX_EXT 0x8008
1082 /* GL_EXT_discard_framebuffer */
1083 #define GL_COLOR_EXT 0x1800
1084 #define GL_DEPTH_EXT 0x1801
1085 #define GL_STENCIL_EXT 0x1802
1087 /* GL_EXT_multi_draw_arrays */
1088 /* No new tokens introduced by this extension. */
1090 /* GL_EXT_read_format_bgra */
1091 #define GL_BGRA_EXT 0x80E1
1092 #define GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT 0x8365
1093 #define GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT 0x8366
1095 /* GL_EXT_texture_filter_anisotropic */
1096 #define GL_TEXTURE_MAX_ANISOTROPY_EXT 0x84FE
1097 #define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT 0x84FF
1099 /* GL_EXT_texture_format_BGRA8888 */
1100 #define GL_BGRA_EXT 0x80E1
1102 /* GL_EXT_texture_type_2_10_10_10_REV */
1103 #define GL_UNSIGNED_INT_2_10_10_10_REV_EXT 0x8368
1105 /*------------------------------------------------------------------------*
1106 * IMG extension tokens
1107 *------------------------------------------------------------------------*/
1109 /* GL_IMG_program_binary */
1110 #define GL_SGX_PROGRAM_BINARY_IMG 0x9130
1112 /* GL_IMG_read_format */
1113 #define GL_BGRA_IMG 0x80E1
1114 #define GL_UNSIGNED_SHORT_4_4_4_4_REV_IMG 0x8365
1116 /* GL_IMG_shader_binary */
1117 #define GL_SGX_BINARY_IMG 0x8C0A
1119 /* GL_IMG_texture_compression_pvrtc */
1120 #define GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG 0x8C00
1121 #define GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG 0x8C01
1122 #define GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG 0x8C02
1123 #define GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG 0x8C03
1125 /*------------------------------------------------------------------------*
1126 * NV extension tokens
1127 *------------------------------------------------------------------------*/
1130 #define GL_ALL_COMPLETED_NV 0x84F2
1131 #define GL_FENCE_STATUS_NV 0x84F3
1132 #define GL_FENCE_CONDITION_NV 0x84F4
1134 /*------------------------------------------------------------------------*
1135 * QCOM extension tokens
1136 *------------------------------------------------------------------------*/
1138 /* GL_QCOM_driver_control */
1139 /* No new tokens introduced by this extension. */
1141 /* GL_QCOM_extended_get */
1142 #define GL_TEXTURE_WIDTH_QCOM 0x8BD2
1143 #define GL_TEXTURE_HEIGHT_QCOM 0x8BD3
1144 #define GL_TEXTURE_DEPTH_QCOM 0x8BD4
1145 #define GL_TEXTURE_INTERNAL_FORMAT_QCOM 0x8BD5
1146 #define GL_TEXTURE_FORMAT_QCOM 0x8BD6
1147 #define GL_TEXTURE_TYPE_QCOM 0x8BD7
1148 #define GL_TEXTURE_IMAGE_VALID_QCOM 0x8BD8
1149 #define GL_TEXTURE_NUM_LEVELS_QCOM 0x8BD9
1150 #define GL_TEXTURE_TARGET_QCOM 0x8BDA
1151 #define GL_TEXTURE_OBJECT_VALID_QCOM 0x8BDB
1152 #define GL_STATE_RESTORE 0x8BDC
1154 /* GL_QCOM_extended_get2 */
1155 /* No new tokens introduced by this extension. */
1157 /* GL_QCOM_perfmon_global_mode */
1158 #define GL_PERFMON_GLOBAL_MODE_QCOM 0x8FA0
1160 /* GL_QCOM_writeonly_rendering */
1161 #define GL_WRITEONLY_RENDERING_QCOM 0x8823
1163 /*------------------------------------------------------------------------*
1164 * End of extension tokens, start of corresponding extension functions
1165 *------------------------------------------------------------------------*/
1167 /* EvasGL_KHR_image */
1168 #define EVAS_GL_NATIVE_PIXMAP 0x30B0 /* evasglCreateImage target */
1170 /* EvasGL_KHR_vg_parent_image */
1171 #define EVAS_VG_PARENT_IMAGE 0x30BA /* evasglCreateImage target */
1173 /* EvasGL_KHR_gl_texture_2D_image */
1174 #define EVAS_GL_TEXTURE_2D 0x30B1 /* evasglCreateImage target */
1175 #define EVAS_GL_TEXTURE_LEVEL 0x30BC /* evasglCreateImage attribute */
1177 /* EvasGL_KHR_gl_texture_cubemap_image */
1178 #define EVAS_GL_TEXTURE_CUBE_MAP_POSITIVE_X 0x30B3 /* evasglCreateImage target */
1179 #define EVAS_GL_TEXTURE_CUBE_MAP_NEGATIVE_X 0x30B4 /* evasglCreateImage target */
1180 #define EVAS_GL_TEXTURE_CUBE_MAP_POSITIVE_Y 0x30B5 /* evasglCreateImage target */
1181 #define EVAS_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y 0x30B6 /* evasglCreateImage target */
1182 #define EVAS_GL_TEXTURE_CUBE_MAP_POSITIVE_Z 0x30B7 /* evasglCreateImage target */
1183 #define EVAS_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z 0x30B8 /* evasglCreateImage target */
1185 /* EvasGL_KHR_gl_texture_3D_image */
1186 #define EVAS_GL_TEXTURE_3D 0x30B2 /* evasglCreateImage target */
1187 #define EVAS_GL_TEXTURE_ZOFFSET 0x30BD /* evasglCreateImage attribute */
1189 /* EvasGL_KHR_gl_renderbuffer_image */
1190 #define EVAS_GL_RENDERBUFFER 0x30B9 /* evasglCreateImage target */
1193 # ifndef EVAS_GL_NO_GL_H_CHECK
1194 # error "You may only include either Evas_GL.h OR use your native OpenGL's headers. If you use Evas to do GL, then you cannot use the native gl headers."
1198 #define EVAS_GL_API_VERSION 1
1204 /*------- GLES 2.0 -------*/
1205 void (*glActiveTexture) (GLenum texture);
1206 void (*glAttachShader) (GLuint program, GLuint shader);
1207 void (*glBindAttribLocation) (GLuint program, GLuint index, const char* name);
1208 void (*glBindBuffer) (GLenum target, GLuint buffer);
1209 void (*glBindFramebuffer) (GLenum target, GLuint framebuffer);
1210 void (*glBindRenderbuffer) (GLenum target, GLuint renderbuffer);
1211 void (*glBindTexture) (GLenum target, GLuint texture);
1212 void (*glBlendColor) (GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
1213 void (*glBlendEquation) ( GLenum mode );
1214 void (*glBlendEquationSeparate) (GLenum modeRGB, GLenum modeAlpha);
1215 void (*glBlendFunc) (GLenum sfactor, GLenum dfactor);
1216 void (*glBlendFuncSeparate) (GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha);
1217 void (*glBufferData) (GLenum target, GLsizeiptr size, const void* data, GLenum usage);
1218 void (*glBufferSubData) (GLenum target, GLintptr offset, GLsizeiptr size, const void* data);
1219 GLenum (*glCheckFramebufferStatus) (GLenum target);
1220 void (*glClear) (GLbitfield mask);
1221 void (*glClearColor) (GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);
1222 void (*glClearDepthf) (GLclampf depth);
1223 void (*glClearStencil) (GLint s);
1224 void (*glColorMask) (GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);
1225 void (*glCompileShader) (GLuint shader);
1226 void (*glCompressedTexImage2D) (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void* data);
1227 void (*glCompressedTexSubImage2D) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void* data);
1228 void (*glCopyTexImage2D) (GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
1229 void (*glCopyTexSubImage2D) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
1230 GLuint (*glCreateProgram) (void);
1231 GLuint (*glCreateShader) (GLenum type);
1232 void (*glCullFace) (GLenum mode);
1233 void (*glDeleteBuffers) (GLsizei n, const GLuint* buffers);
1234 void (*glDeleteFramebuffers) (GLsizei n, const GLuint* framebuffers);
1235 void (*glDeleteProgram) (GLuint program);
1236 void (*glDeleteRenderbuffers) (GLsizei n, const GLuint* renderbuffers);
1237 void (*glDeleteShader) (GLuint shader);
1238 void (*glDeleteTextures) (GLsizei n, const GLuint* textures);
1239 void (*glDepthFunc) (GLenum func);
1240 void (*glDepthMask) (GLboolean flag);
1241 void (*glDepthRangef) (GLclampf zNear, GLclampf zFar);
1242 void (*glDetachShader) (GLuint program, GLuint shader);
1243 void (*glDisable) (GLenum cap);
1244 void (*glDisableVertexAttribArray) (GLuint index);
1245 void (*glDrawArrays) (GLenum mode, GLint first, GLsizei count);
1246 void (*glDrawElements) (GLenum mode, GLsizei count, GLenum type, const void* indices);
1247 void (*glEnable) (GLenum cap);
1248 void (*glEnableVertexAttribArray) (GLuint index);
1249 void (*glFinish) (void);
1250 void (*glFlush) (void);
1251 void (*glFramebufferRenderbuffer) (GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
1252 void (*glFramebufferTexture2D) (GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
1253 void (*glFrontFace) (GLenum mode);
1254 void (*glGenBuffers) (GLsizei n, GLuint* buffers);
1255 void (*glGenerateMipmap) (GLenum target);
1256 void (*glGenFramebuffers) (GLsizei n, GLuint* framebuffers);
1257 void (*glGenRenderbuffers) (GLsizei n, GLuint* renderbuffers);
1258 void (*glGenTextures) (GLsizei n, GLuint* textures);
1259 void (*glGetActiveAttrib) (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name);
1260 void (*glGetActiveUniform) (GLuint program, GLuint index, GLsizei bufsize, GLsizei* length, GLint* size, GLenum* type, char* name);
1261 void (*glGetAttachedShaders) (GLuint program, GLsizei maxcount, GLsizei* count, GLuint* shaders);
1262 int (*glGetAttribLocation) (GLuint program, const char* name);
1263 void (*glGetBooleanv) (GLenum pname, GLboolean* params);
1264 void (*glGetBufferParameteriv) (GLenum target, GLenum pname, GLint* params);
1265 GLenum (*glGetError) (void);
1266 void (*glGetFloatv) (GLenum pname, GLfloat* params);
1267 void (*glGetFramebufferAttachmentParameteriv) (GLenum target, GLenum attachment, GLenum pname, GLint* params);
1268 void (*glGetIntegerv) (GLenum pname, GLint* params);
1269 void (*glGetProgramiv) (GLuint program, GLenum pname, GLint* params);
1270 void (*glGetProgramInfoLog) (GLuint program, GLsizei bufsize, GLsizei* length, char* infolog);
1271 void (*glGetRenderbufferParameteriv) (GLenum target, GLenum pname, GLint* params);
1272 void (*glGetShaderiv) (GLuint shader, GLenum pname, GLint* params);
1273 void (*glGetShaderInfoLog) (GLuint shader, GLsizei bufsize, GLsizei* length, char* infolog);
1274 void (*glGetShaderPrecisionFormat) (GLenum shadertype, GLenum precisiontype, GLint* range, GLint* precision);
1275 void (*glGetShaderSource) (GLuint shader, GLsizei bufsize, GLsizei* length, char* source);
1276 const GLubyte* (*glGetString) (GLenum name);
1277 void (*glGetTexParameterfv) (GLenum target, GLenum pname, GLfloat* params);
1278 void (*glGetTexParameteriv) (GLenum target, GLenum pname, GLint* params);
1279 void (*glGetUniformfv) (GLuint program, GLint location, GLfloat* params);
1280 void (*glGetUniformiv) (GLuint program, GLint location, GLint* params);
1281 int (*glGetUniformLocation) (GLuint program, const char* name);
1282 void (*glGetVertexAttribfv) (GLuint index, GLenum pname, GLfloat* params);
1283 void (*glGetVertexAttribiv) (GLuint index, GLenum pname, GLint* params);
1284 void (*glGetVertexAttribPointerv) (GLuint index, GLenum pname, void** pointer);
1285 void (*glHint) (GLenum target, GLenum mode);
1286 GLboolean (*glIsBuffer) (GLuint buffer);
1287 GLboolean (*glIsEnabled) (GLenum cap);
1288 GLboolean (*glIsFramebuffer) (GLuint framebuffer);
1289 GLboolean (*glIsProgram) (GLuint program);
1290 GLboolean (*glIsRenderbuffer) (GLuint renderbuffer);
1291 GLboolean (*glIsShader) (GLuint shader);
1292 GLboolean (*glIsTexture) (GLuint texture);
1293 void (*glLineWidth) (GLfloat width);
1294 void (*glLinkProgram) (GLuint program);
1295 void (*glPixelStorei) (GLenum pname, GLint param);
1296 void (*glPolygonOffset) (GLfloat factor, GLfloat units);
1297 void (*glReadPixels) (GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels);
1298 void (*glReleaseShaderCompiler) (void);
1299 void (*glRenderbufferStorage) (GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
1300 void (*glSampleCoverage) (GLclampf value, GLboolean invert);
1301 void (*glScissor) (GLint x, GLint y, GLsizei width, GLsizei height);
1302 void (*glShaderBinary) (GLsizei n, const GLuint* shaders, GLenum binaryformat, const void* binary, GLsizei length);
1303 void (*glShaderSource) (GLuint shader, GLsizei count, const char** string, const GLint* length);
1304 void (*glStencilFunc) (GLenum func, GLint ref, GLuint mask);
1305 void (*glStencilFuncSeparate) (GLenum face, GLenum func, GLint ref, GLuint mask);
1306 void (*glStencilMask) (GLuint mask);
1307 void (*glStencilMaskSeparate) (GLenum face, GLuint mask);
1308 void (*glStencilOp) (GLenum fail, GLenum zfail, GLenum zpass);
1309 void (*glStencilOpSeparate) (GLenum face, GLenum fail, GLenum zfail, GLenum zpass);
1310 void (*glTexImage2D) (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void* pixels);
1311 void (*glTexParameterf) (GLenum target, GLenum pname, GLfloat param);
1312 void (*glTexParameterfv) (GLenum target, GLenum pname, const GLfloat* params);
1313 void (*glTexParameteri) (GLenum target, GLenum pname, GLint param);
1314 void (*glTexParameteriv) (GLenum target, GLenum pname, const GLint* params);
1315 void (*glTexSubImage2D) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const void* pixels);
1316 void (*glUniform1f) (GLint location, GLfloat x);
1317 void (*glUniform1fv) (GLint location, GLsizei count, const GLfloat* v);
1318 void (*glUniform1i) (GLint location, GLint x);
1319 void (*glUniform1iv) (GLint location, GLsizei count, const GLint* v);
1320 void (*glUniform2f) (GLint location, GLfloat x, GLfloat y);
1321 void (*glUniform2fv) (GLint location, GLsizei count, const GLfloat* v);
1322 void (*glUniform2i) (GLint location, GLint x, GLint y);
1323 void (*glUniform2iv) (GLint location, GLsizei count, const GLint* v);
1324 void (*glUniform3f) (GLint location, GLfloat x, GLfloat y, GLfloat z);
1325 void (*glUniform3fv) (GLint location, GLsizei count, const GLfloat* v);
1326 void (*glUniform3i) (GLint location, GLint x, GLint y, GLint z);
1327 void (*glUniform3iv) (GLint location, GLsizei count, const GLint* v);
1328 void (*glUniform4f) (GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
1329 void (*glUniform4fv) (GLint location, GLsizei count, const GLfloat* v);
1330 void (*glUniform4i) (GLint location, GLint x, GLint y, GLint z, GLint w);
1331 void (*glUniform4iv) (GLint location, GLsizei count, const GLint* v);
1332 void (*glUniformMatrix2fv) (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
1333 void (*glUniformMatrix3fv) (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
1334 void (*glUniformMatrix4fv) (GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
1335 void (*glUseProgram) (GLuint program);
1336 void (*glValidateProgram) (GLuint program);
1337 void (*glVertexAttrib1f) (GLuint indx, GLfloat x);
1338 void (*glVertexAttrib1fv) (GLuint indx, const GLfloat* values);
1339 void (*glVertexAttrib2f) (GLuint indx, GLfloat x, GLfloat y);
1340 void (*glVertexAttrib2fv) (GLuint indx, const GLfloat* values);
1341 void (*glVertexAttrib3f) (GLuint indx, GLfloat x, GLfloat y, GLfloat z);
1342 void (*glVertexAttrib3fv) (GLuint indx, const GLfloat* values);
1343 void (*glVertexAttrib4f) (GLuint indx, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
1344 void (*glVertexAttrib4fv) (GLuint indx, const GLfloat* values);
1345 void (*glVertexAttribPointer) (GLuint indx, GLint size, GLenum type, GLboolean normalized, GLsizei stride, const void* ptr);
1346 void (*glViewport) (GLint x, GLint y, GLsizei width, GLsizei height);
1348 /*------- GLES 2.0 Extensions -------*/
1349 // Notice these two names have been changed to fit Evas GL and not EGL!
1350 /* GL_OES_EvasGL_image */
1351 void (*glEvasGLImageTargetTexture2DOES) (GLenum target, EvasGLImage image);
1352 void (*glEvasGLImageTargetRenderbufferStorageOES) (GLenum target, EvasGLImage image);
1354 /* GL_OES_get_program_binary */
1355 void (*glGetProgramBinaryOES) (GLuint program, GLsizei bufSize, GLsizei *length, GLenum *binaryFormat, void *binary);
1356 void (*glProgramBinaryOES) (GLuint program, GLenum binaryFormat, const void *binary, GLint length);
1357 /* GL_OES_mapbuffer */
1358 void* (*glMapBufferOES) (GLenum target, GLenum access);
1359 GLboolean (*glUnmapBufferOES) (GLenum target);
1360 void (*glGetBufferPointervOES) (GLenum target, GLenum pname, void** params);
1361 /* GL_OES_texture_3D */
1362 void (*glTexImage3DOES) (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const void* pixels);
1363 void (*glTexSubImage3DOES) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const void* pixels);
1364 void (*glCopyTexSubImage3DOES) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLint x, GLint y, GLsizei width, GLsizei height);
1365 void (*glCompressedTexImage3DOES) (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void* data);
1366 void (*glCompressedTexSubImage3DOES) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void* data);
1367 void (*glFramebufferTexture3DOES) (GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
1369 /* AMD_performance_monitor */
1370 void (*glGetPerfMonitorGroupsAMD) (GLint* numGroups, GLsizei groupsSize, GLuint* groups);
1371 void (*glGetPerfMonitorCountersAMD) (GLuint group, GLint* numCounters, GLint* maxActiveCounters, GLsizei counterSize, GLuint* counters);
1372 void (*glGetPerfMonitorGroupStringAMD) (GLuint group, GLsizei bufSize, GLsizei* length, char* groupString);
1373 void (*glGetPerfMonitorCounterStringAMD) (GLuint group, GLuint counter, GLsizei bufSize, GLsizei* length, char* counterString);
1374 void (*glGetPerfMonitorCounterInfoAMD) (GLuint group, GLuint counter, GLenum pname, void* data);
1375 void (*glGenPerfMonitorsAMD) (GLsizei n, GLuint* monitors);
1376 void (*glDeletePerfMonitorsAMD) (GLsizei n, GLuint* monitors);
1377 void (*glSelectPerfMonitorCountersAMD) (GLuint monitor, GLboolean enable, GLuint group, GLint numCounters, GLuint* countersList);
1378 void (*glBeginPerfMonitorAMD) (GLuint monitor);
1379 void (*glEndPerfMonitorAMD) (GLuint monitor);
1380 void (*glGetPerfMonitorCounterDataAMD) (GLuint monitor, GLenum pname, GLsizei dataSize, GLuint* data, GLint* bytesWritten);
1382 /* GL_EXT_discard_framebuffer */
1383 void (*glDiscardFramebufferEXT) (GLenum target, GLsizei numAttachments, const GLenum* attachments);
1385 /* GL_EXT_multi_draw_arrays */
1386 void (*glMultiDrawArraysEXT) (GLenum mode, GLint* first, GLsizei* count, GLsizei primcount);
1387 void (*glMultiDrawElementsEXT) (GLenum mode, const GLsizei* count, GLenum type, const GLvoid** indices, GLsizei primcount);
1390 void (*glDeleteFencesNV) (GLsizei n, const GLuint* fences);
1391 void (*glGenFencesNV) (GLsizei n, GLuint* fences);
1392 GLboolean (*glIsFenceNV) (GLuint fence);
1393 GLboolean (*glTestFenceNV) (GLuint fence);
1394 void (*glGetFenceivNV) (GLuint fence, GLenum pname, GLint* params);
1395 void (*glFinishFenceNV) (GLuint fence);
1396 void (*glSetFenceNV) (GLuint, GLenum);
1398 /* GL_QCOM_driver_control */
1399 void (*glGetDriverControlsQCOM) (GLint* num, GLsizei size, GLuint* driverControls);
1400 void (*glGetDriverControlStringQCOM) (GLuint driverControl, GLsizei bufSize, GLsizei* length, char* driverControlString);
1401 void (*glEnableDriverControlQCOM) (GLuint driverControl);
1402 void (*glDisableDriverControlQCOM) (GLuint driverControl);
1404 /* GL_QCOM_extended_get */
1405 void (*glExtGetTexturesQCOM) (GLuint* textures, GLint maxTextures, GLint* numTextures);
1406 void (*glExtGetBuffersQCOM) (GLuint* buffers, GLint maxBuffers, GLint* numBuffers);
1407 void (*glExtGetRenderbuffersQCOM) (GLuint* renderbuffers, GLint maxRenderbuffers, GLint* numRenderbuffers);
1408 void (*glExtGetFramebuffersQCOM) (GLuint* framebuffers, GLint maxFramebuffers, GLint* numFramebuffers);
1409 void (*glExtGetTexLevelParameterivQCOM) (GLuint texture, GLenum face, GLint level, GLenum pname, GLint* params);
1410 void (*glExtTexObjectStateOverrideiQCOM) (GLenum target, GLenum pname, GLint param);
1411 void (*glExtGetTexSubImageQCOM) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, void* texels);
1412 void (*glExtGetBufferPointervQCOM) (GLenum target, void** params);
1415 /* GL_QCOM_extended_get2 */
1416 void (*glExtGetShadersQCOM) (GLuint* shaders, GLint maxShaders, GLint* numShaders);
1417 void (*glExtGetProgramsQCOM) (GLuint* programs, GLint maxPrograms, GLint* numPrograms);
1418 GLboolean (*glExtIsProgramBinaryQCOM) (GLuint program);
1419 void (*glExtGetProgramBinarySourceQCOM) (GLuint program, GLenum shadertype, char* source, GLint* length);
1421 //------- EGL Related Extensions -------//
1422 /* EvasGL_KHR_image */
1423 EvasGLImage (*evasglCreateImage) (int target, void* buffer, int* attrib_list);
1424 void (*evasglDestroyImage) (EvasGLImage image);
1426 /* future calls will be added down here for expansion */