-#ifndef __DALI_INTEGRATION_GL_ABSTRACTION_H__
-#define __DALI_INTEGRATION_GL_ABSTRACTION_H__
+#ifndef DALI_INTEGRATION_GL_ABSTRACTION_H
+#define DALI_INTEGRATION_GL_ABSTRACTION_H
/*
- * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
*/
+#include <dali/devel-api/rendering/renderer-devel.h>
#include <stdint.h>
/*
** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
*/
-/* OpenGL ES 2.0 */
-
-/* ClearBufferMask */
-#define GL_DEPTH_BUFFER_BIT 0x00000100
-#define GL_STENCIL_BUFFER_BIT 0x00000400
-#define GL_COLOR_BUFFER_BIT 0x00004000
-
-/* Boolean */
-#define GL_FALSE 0
-#define GL_TRUE 1
-
-/* BeginMode */
-#define GL_POINTS 0x0000
-#define GL_LINES 0x0001
-#define GL_LINE_LOOP 0x0002
-#define GL_LINE_STRIP 0x0003
-#define GL_TRIANGLES 0x0004
-#define GL_TRIANGLE_STRIP 0x0005
-#define GL_TRIANGLE_FAN 0x0006
-
-/* BlendingFactorDest */
-#define GL_ZERO 0
-#define GL_ONE 1
-#define GL_SRC_COLOR 0x0300
-#define GL_ONE_MINUS_SRC_COLOR 0x0301
-#define GL_SRC_ALPHA 0x0302
-#define GL_ONE_MINUS_SRC_ALPHA 0x0303
-#define GL_DST_ALPHA 0x0304
-#define GL_ONE_MINUS_DST_ALPHA 0x0305
-
-/* BlendingFactorSrc */
-/* GL_ZERO */
-/* GL_ONE */
-#define GL_DST_COLOR 0x0306
-#define GL_ONE_MINUS_DST_COLOR 0x0307
-#define GL_SRC_ALPHA_SATURATE 0x0308
-/* GL_SRC_ALPHA */
-/* GL_ONE_MINUS_SRC_ALPHA */
-/* GL_DST_ALPHA */
-/* GL_ONE_MINUS_DST_ALPHA */
-
-/* BlendEquationSeparate */
-#define GL_FUNC_ADD 0x8006
-#define GL_BLEND_EQUATION 0x8009
-#define GL_BLEND_EQUATION_RGB 0x8009 /* same as BLEND_EQUATION */
-#define GL_BLEND_EQUATION_ALPHA 0x883D
-
-/* BlendSubtract */
-#define GL_FUNC_SUBTRACT 0x800A
-#define GL_FUNC_REVERSE_SUBTRACT 0x800B
-
-/* Separate Blend Functions */
-#define GL_BLEND_DST_RGB 0x80C8
-#define GL_BLEND_SRC_RGB 0x80C9
-#define GL_BLEND_DST_ALPHA 0x80CA
-#define GL_BLEND_SRC_ALPHA 0x80CB
-#define GL_CONSTANT_COLOR 0x8001
-#define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
-#define GL_CONSTANT_ALPHA 0x8003
-#define GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
-#define GL_BLEND_COLOR 0x8005
-
-/* Buffer Objects */
-#define GL_ARRAY_BUFFER 0x8892
-#define GL_ELEMENT_ARRAY_BUFFER 0x8893
-#define GL_ARRAY_BUFFER_BINDING 0x8894
-#define GL_ELEMENT_ARRAY_BUFFER_BINDING 0x8895
-
-#define GL_STREAM_DRAW 0x88E0
-#define GL_STATIC_DRAW 0x88E4
-#define GL_DYNAMIC_DRAW 0x88E8
-
-#define GL_BUFFER_SIZE 0x8764
-#define GL_BUFFER_USAGE 0x8765
-
-#define GL_CURRENT_VERTEX_ATTRIB 0x8626
-
-/* CullFaceMode */
-#define GL_FRONT 0x0404
-#define GL_BACK 0x0405
-#define GL_FRONT_AND_BACK 0x0408
-
-/* DepthFunction */
-/* GL_NEVER */
-/* GL_LESS */
-/* GL_EQUAL */
-/* GL_LEQUAL */
-/* GL_GREATER */
-/* GL_NOTEQUAL */
-/* GL_GEQUAL */
-/* GL_ALWAYS */
-
-/* EnableCap */
-#define GL_TEXTURE_2D 0x0DE1
-#define GL_CULL_FACE 0x0B44
-#define GL_BLEND 0x0BE2
-#define GL_DITHER 0x0BD0
-#define GL_STENCIL_TEST 0x0B90
-#define GL_DEPTH_TEST 0x0B71
-#define GL_SCISSOR_TEST 0x0C11
-#define GL_POLYGON_OFFSET_FILL 0x8037
-#define GL_SAMPLE_ALPHA_TO_COVERAGE 0x809E
-#define GL_SAMPLE_COVERAGE 0x80A0
-
-/* ErrorCode */
-#define GL_NO_ERROR 0
-#define GL_INVALID_ENUM 0x0500
-#define GL_INVALID_VALUE 0x0501
-#define GL_INVALID_OPERATION 0x0502
-#define GL_OUT_OF_MEMORY 0x0505
-
-/* FrontFaceDirection */
-#define GL_CW 0x0900
-#define GL_CCW 0x0901
-
-/* GetPName */
-#define GL_LINE_WIDTH 0x0B21
-#define GL_ALIASED_POINT_SIZE_RANGE 0x846D
-#define GL_ALIASED_LINE_WIDTH_RANGE 0x846E
-#define GL_CULL_FACE_MODE 0x0B45
-#define GL_FRONT_FACE 0x0B46
-#define GL_DEPTH_RANGE 0x0B70
-#define GL_DEPTH_WRITEMASK 0x0B72
-#define GL_DEPTH_CLEAR_VALUE 0x0B73
-#define GL_DEPTH_FUNC 0x0B74
-#define GL_STENCIL_CLEAR_VALUE 0x0B91
-#define GL_STENCIL_FUNC 0x0B92
-#define GL_STENCIL_FAIL 0x0B94
-#define GL_STENCIL_PASS_DEPTH_FAIL 0x0B95
-#define GL_STENCIL_PASS_DEPTH_PASS 0x0B96
-#define GL_STENCIL_REF 0x0B97
-#define GL_STENCIL_VALUE_MASK 0x0B93
-#define GL_STENCIL_WRITEMASK 0x0B98
-#define GL_STENCIL_BACK_FUNC 0x8800
-#define GL_STENCIL_BACK_FAIL 0x8801
-#define GL_STENCIL_BACK_PASS_DEPTH_FAIL 0x8802
-#define GL_STENCIL_BACK_PASS_DEPTH_PASS 0x8803
-#define GL_STENCIL_BACK_REF 0x8CA3
-#define GL_STENCIL_BACK_VALUE_MASK 0x8CA4
-#define GL_STENCIL_BACK_WRITEMASK 0x8CA5
-#define GL_VIEWPORT 0x0BA2
-#define GL_SCISSOR_BOX 0x0C10
-/* GL_SCISSOR_TEST */
-#define GL_COLOR_CLEAR_VALUE 0x0C22
-#define GL_COLOR_WRITEMASK 0x0C23
-#define GL_UNPACK_ALIGNMENT 0x0CF5
-#define GL_PACK_ALIGNMENT 0x0D05
-#define GL_MAX_TEXTURE_SIZE 0x0D33
-#define GL_MAX_VIEWPORT_DIMS 0x0D3A
-#define GL_SUBPIXEL_BITS 0x0D50
-#define GL_RED_BITS 0x0D52
-#define GL_GREEN_BITS 0x0D53
-#define GL_BLUE_BITS 0x0D54
-#define GL_ALPHA_BITS 0x0D55
-#define GL_DEPTH_BITS 0x0D56
-#define GL_STENCIL_BITS 0x0D57
-#define GL_POLYGON_OFFSET_UNITS 0x2A00
-/* GL_POLYGON_OFFSET_FILL */
-#define GL_POLYGON_OFFSET_FACTOR 0x8038
-#define GL_TEXTURE_BINDING_2D 0x8069
-#define GL_SAMPLE_BUFFERS 0x80A8
-#define GL_SAMPLES 0x80A9
-#define GL_SAMPLE_COVERAGE_VALUE 0x80AA
-#define GL_SAMPLE_COVERAGE_INVERT 0x80AB
-
-/* GetTextureParameter */
-/* GL_TEXTURE_MAG_FILTER */
-/* GL_TEXTURE_MIN_FILTER */
-/* GL_TEXTURE_WRAP_S */
-/* GL_TEXTURE_WRAP_T */
-
-#define GL_NUM_COMPRESSED_TEXTURE_FORMATS 0x86A2
-#define GL_COMPRESSED_TEXTURE_FORMATS 0x86A3
-
-/* HintMode */
-#define GL_DONT_CARE 0x1100
-#define GL_FASTEST 0x1101
-#define GL_NICEST 0x1102
-
-/* HintTarget */
-#define GL_GENERATE_MIPMAP_HINT 0x8192
-
-/* DataType */
-#define GL_BYTE 0x1400
-#define GL_UNSIGNED_BYTE 0x1401
-#define GL_SHORT 0x1402
-#define GL_UNSIGNED_SHORT 0x1403
-#define GL_INT 0x1404
-#define GL_UNSIGNED_INT 0x1405
-#define GL_FLOAT 0x1406
-#define GL_FIXED 0x140C
-
-/* PixelFormat */
-#define GL_DEPTH_COMPONENT 0x1902
-#define GL_ALPHA 0x1906
-#define GL_RGB 0x1907
-#define GL_RGBA 0x1908
-#define GL_LUMINANCE 0x1909
-#define GL_LUMINANCE_ALPHA 0x190A
-
-/* PixelType */
-/* GL_UNSIGNED_BYTE */
-#define GL_UNSIGNED_SHORT_4_4_4_4 0x8033
-#define GL_UNSIGNED_SHORT_5_5_5_1 0x8034
-#define GL_UNSIGNED_SHORT_5_6_5 0x8363
-
-/* Shaders */
-#define GL_FRAGMENT_SHADER 0x8B30
-#define GL_VERTEX_SHADER 0x8B31
-#define GL_MAX_VERTEX_ATTRIBS 0x8869
-#define GL_MAX_VERTEX_UNIFORM_VECTORS 0x8DFB
-#define GL_MAX_VARYING_VECTORS 0x8DFC
-#define GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS 0x8B4D
-#define GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS 0x8B4C
-#define GL_MAX_TEXTURE_IMAGE_UNITS 0x8872
-#define GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD
-#define GL_SHADER_TYPE 0x8B4F
-#define GL_DELETE_STATUS 0x8B80
-#define GL_LINK_STATUS 0x8B82
-#define GL_VALIDATE_STATUS 0x8B83
-#define GL_ATTACHED_SHADERS 0x8B85
-#define GL_ACTIVE_UNIFORMS 0x8B86
-#define GL_ACTIVE_UNIFORM_MAX_LENGTH 0x8B87
-#define GL_ACTIVE_ATTRIBUTES 0x8B89
-#define GL_ACTIVE_ATTRIBUTE_MAX_LENGTH 0x8B8A
-#define GL_SHADING_LANGUAGE_VERSION 0x8B8C
-#define GL_CURRENT_PROGRAM 0x8B8D
-
-/* StencilFunction */
-#define GL_NEVER 0x0200
-#define GL_LESS 0x0201
-#define GL_EQUAL 0x0202
-#define GL_LEQUAL 0x0203
-#define GL_GREATER 0x0204
-#define GL_NOTEQUAL 0x0205
-#define GL_GEQUAL 0x0206
-#define GL_ALWAYS 0x0207
-
-/* StencilOp */
-/* GL_ZERO */
-#define GL_KEEP 0x1E00
-#define GL_REPLACE 0x1E01
-#define GL_INCR 0x1E02
-#define GL_DECR 0x1E03
-#define GL_INVERT 0x150A
-#define GL_INCR_WRAP 0x8507
-#define GL_DECR_WRAP 0x8508
-
-/* StringName */
-#define GL_VENDOR 0x1F00
-#define GL_RENDERER 0x1F01
-#define GL_VERSION 0x1F02
-#define GL_EXTENSIONS 0x1F03
-
-/* TextureMagFilter */
-#define GL_NEAREST 0x2600
-#define GL_LINEAR 0x2601
-
-/* TextureMinFilter */
-/* GL_NEAREST */
-/* GL_LINEAR */
-#define GL_NEAREST_MIPMAP_NEAREST 0x2700
-#define GL_LINEAR_MIPMAP_NEAREST 0x2701
-#define GL_NEAREST_MIPMAP_LINEAR 0x2702
-#define GL_LINEAR_MIPMAP_LINEAR 0x2703
-
-/* TextureParameterName */
-#define GL_TEXTURE_MAG_FILTER 0x2800
-#define GL_TEXTURE_MIN_FILTER 0x2801
-#define GL_TEXTURE_WRAP_S 0x2802
-#define GL_TEXTURE_WRAP_T 0x2803
-
-/* TextureTarget */
-/* GL_TEXTURE_2D */
-#define GL_TEXTURE 0x1702
-
-#define GL_TEXTURE_CUBE_MAP 0x8513
-#define GL_TEXTURE_BINDING_CUBE_MAP 0x8514
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_X 0x8515
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_X 0x8516
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_Y 0x8517
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Y 0x8518
-#define GL_TEXTURE_CUBE_MAP_POSITIVE_Z 0x8519
-#define GL_TEXTURE_CUBE_MAP_NEGATIVE_Z 0x851A
-#define GL_MAX_CUBE_MAP_TEXTURE_SIZE 0x851C
-
-/* TextureUnit */
-#define GL_TEXTURE0 0x84C0
-#define GL_TEXTURE1 0x84C1
-#define GL_TEXTURE2 0x84C2
-#define GL_TEXTURE3 0x84C3
-#define GL_TEXTURE4 0x84C4
-#define GL_TEXTURE5 0x84C5
-#define GL_TEXTURE6 0x84C6
-#define GL_TEXTURE7 0x84C7
-#define GL_TEXTURE8 0x84C8
-#define GL_TEXTURE9 0x84C9
-#define GL_TEXTURE10 0x84CA
-#define GL_TEXTURE11 0x84CB
-#define GL_TEXTURE12 0x84CC
-#define GL_TEXTURE13 0x84CD
-#define GL_TEXTURE14 0x84CE
-#define GL_TEXTURE15 0x84CF
-#define GL_TEXTURE16 0x84D0
-#define GL_TEXTURE17 0x84D1
-#define GL_TEXTURE18 0x84D2
-#define GL_TEXTURE19 0x84D3
-#define GL_TEXTURE20 0x84D4
-#define GL_TEXTURE21 0x84D5
-#define GL_TEXTURE22 0x84D6
-#define GL_TEXTURE23 0x84D7
-#define GL_TEXTURE24 0x84D8
-#define GL_TEXTURE25 0x84D9
-#define GL_TEXTURE26 0x84DA
-#define GL_TEXTURE27 0x84DB
-#define GL_TEXTURE28 0x84DC
-#define GL_TEXTURE29 0x84DD
-#define GL_TEXTURE30 0x84DE
-#define GL_TEXTURE31 0x84DF
-#define GL_ACTIVE_TEXTURE 0x84E0
-
-/* TextureWrapMode */
-#define GL_REPEAT 0x2901
-#define GL_CLAMP_TO_EDGE 0x812F
-#define GL_MIRRORED_REPEAT 0x8370
-
-/* Uniform Types */
-#define GL_FLOAT_VEC2 0x8B50
-#define GL_FLOAT_VEC3 0x8B51
-#define GL_FLOAT_VEC4 0x8B52
-#define GL_INT_VEC2 0x8B53
-#define GL_INT_VEC3 0x8B54
-#define GL_INT_VEC4 0x8B55
-#define GL_BOOL 0x8B56
-#define GL_BOOL_VEC2 0x8B57
-#define GL_BOOL_VEC3 0x8B58
-#define GL_BOOL_VEC4 0x8B59
-#define GL_FLOAT_MAT2 0x8B5A
-#define GL_FLOAT_MAT3 0x8B5B
-#define GL_FLOAT_MAT4 0x8B5C
-#define GL_SAMPLER_2D 0x8B5E
-#define GL_SAMPLER_CUBE 0x8B60
-
-/* Vertex Arrays */
-#define GL_VERTEX_ATTRIB_ARRAY_ENABLED 0x8622
-#define GL_VERTEX_ATTRIB_ARRAY_SIZE 0x8623
-#define GL_VERTEX_ATTRIB_ARRAY_STRIDE 0x8624
-#define GL_VERTEX_ATTRIB_ARRAY_TYPE 0x8625
-#define GL_VERTEX_ATTRIB_ARRAY_NORMALIZED 0x886A
-#define GL_VERTEX_ATTRIB_ARRAY_POINTER 0x8645
-#define GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING 0x889F
-
-/* Read Format */
-#define GL_IMPLEMENTATION_COLOR_READ_TYPE 0x8B9A
-#define GL_IMPLEMENTATION_COLOR_READ_FORMAT 0x8B9B
-
-/* Shader Source */
-#define GL_COMPILE_STATUS 0x8B81
-#define GL_INFO_LOG_LENGTH 0x8B84
-#define GL_SHADER_SOURCE_LENGTH 0x8B88
-#define GL_SHADER_COMPILER 0x8DFA
-
-/* Shader Binary */
-#define GL_SHADER_BINARY_FORMATS 0x8DF8
-#define GL_NUM_SHADER_BINARY_FORMATS 0x8DF9
-
-/* Shader Precision-Specified Types */
-#define GL_LOW_FLOAT 0x8DF0
-#define GL_MEDIUM_FLOAT 0x8DF1
-#define GL_HIGH_FLOAT 0x8DF2
-#define GL_LOW_INT 0x8DF3
-#define GL_MEDIUM_INT 0x8DF4
-#define GL_HIGH_INT 0x8DF5
-
-/* Framebuffer Object. */
-#define GL_FRAMEBUFFER 0x8D40
-#define GL_RENDERBUFFER 0x8D41
-
-#define GL_RGBA4 0x8056
-#define GL_RGB5_A1 0x8057
-#define GL_RGB565 0x8D62
-#define GL_DEPTH_COMPONENT16 0x81A5
-#define GL_STENCIL_INDEX8 0x8D48
-
-#define GL_RENDERBUFFER_WIDTH 0x8D42
-#define GL_RENDERBUFFER_HEIGHT 0x8D43
-#define GL_RENDERBUFFER_INTERNAL_FORMAT 0x8D44
-#define GL_RENDERBUFFER_RED_SIZE 0x8D50
-#define GL_RENDERBUFFER_GREEN_SIZE 0x8D51
-#define GL_RENDERBUFFER_BLUE_SIZE 0x8D52
-#define GL_RENDERBUFFER_ALPHA_SIZE 0x8D53
-#define GL_RENDERBUFFER_DEPTH_SIZE 0x8D54
-#define GL_RENDERBUFFER_STENCIL_SIZE 0x8D55
-
-#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE 0x8CD0
-#define GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME 0x8CD1
-#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL 0x8CD2
-#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE 0x8CD3
-
-#define GL_COLOR_ATTACHMENT0 0x8CE0
-#define GL_DEPTH_ATTACHMENT 0x8D00
-#define GL_STENCIL_ATTACHMENT 0x8D20
-
-#define GL_NONE 0
-
-#define GL_FRAMEBUFFER_COMPLETE 0x8CD5
-#define GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT 0x8CD6
-#define GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT 0x8CD7
-#define GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS 0x8CD9
-#define GL_FRAMEBUFFER_UNSUPPORTED 0x8CDD
-
-#define GL_FRAMEBUFFER_BINDING 0x8CA6
-#define GL_RENDERBUFFER_BINDING 0x8CA7
-#define GL_MAX_RENDERBUFFER_SIZE 0x84E8
-
-#define GL_INVALID_FRAMEBUFFER_OPERATION 0x0506
-
-/* OpenGL ES 3.0 */
-
-#define GL_READ_BUFFER 0x0C02
-#define GL_UNPACK_ROW_LENGTH 0x0CF2
-#define GL_UNPACK_SKIP_ROWS 0x0CF3
-#define GL_UNPACK_SKIP_PIXELS 0x0CF4
-#define GL_PACK_ROW_LENGTH 0x0D02
-#define GL_PACK_SKIP_ROWS 0x0D03
-#define GL_PACK_SKIP_PIXELS 0x0D04
-#define GL_COLOR 0x1800
-#define GL_DEPTH 0x1801
-#define GL_STENCIL 0x1802
-#define GL_RED 0x1903
-#define GL_RGB8 0x8051
-#define GL_RGBA8 0x8058
-#define GL_RGB10_A2 0x8059
-#define GL_TEXTURE_BINDING_3D 0x806A
-#define GL_PACK_SKIP_IMAGES 0x806B
-#define GL_PACK_IMAGE_HEIGHT 0x806C
-#define GL_UNPACK_SKIP_IMAGES 0x806D
-#define GL_UNPACK_IMAGE_HEIGHT 0x806E
-#define GL_TEXTURE_3D 0x806F
-#define GL_TEXTURE_WRAP_R 0x8072
-#define GL_MAX_3D_TEXTURE_SIZE 0x8073
-#define GL_UNSIGNED_INT_2_10_10_10_REV 0x8368
-#define GL_MAX_ELEMENTS_VERTICES 0x80E8
-#define GL_MAX_ELEMENTS_INDICES 0x80E9
-#define GL_TEXTURE_MIN_LOD 0x813A
-#define GL_TEXTURE_MAX_LOD 0x813B
-#define GL_TEXTURE_BASE_LEVEL 0x813C
-#define GL_TEXTURE_MAX_LEVEL 0x813D
-#define GL_MIN 0x8007
-#define GL_MAX 0x8008
-#define GL_DEPTH_COMPONENT24 0x81A6
-#define GL_MAX_TEXTURE_LOD_BIAS 0x84FD
-#define GL_TEXTURE_COMPARE_MODE 0x884C
-#define GL_TEXTURE_COMPARE_FUNC 0x884D
-#define GL_CURRENT_QUERY 0x8865
-#define GL_QUERY_RESULT 0x8866
-#define GL_QUERY_RESULT_AVAILABLE 0x8867
-#define GL_BUFFER_MAPPED 0x88BC
-#define GL_BUFFER_MAP_POINTER 0x88BD
-#define GL_STREAM_READ 0x88E1
-#define GL_STREAM_COPY 0x88E2
-#define GL_STATIC_READ 0x88E5
-#define GL_STATIC_COPY 0x88E6
-#define GL_DYNAMIC_READ 0x88E9
-#define GL_DYNAMIC_COPY 0x88EA
-#define GL_MAX_DRAW_BUFFERS 0x8824
-#define GL_DRAW_BUFFER0 0x8825
-#define GL_DRAW_BUFFER1 0x8826
-#define GL_DRAW_BUFFER2 0x8827
-#define GL_DRAW_BUFFER3 0x8828
-#define GL_DRAW_BUFFER4 0x8829
-#define GL_DRAW_BUFFER5 0x882A
-#define GL_DRAW_BUFFER6 0x882B
-#define GL_DRAW_BUFFER7 0x882C
-#define GL_DRAW_BUFFER8 0x882D
-#define GL_DRAW_BUFFER9 0x882E
-#define GL_DRAW_BUFFER10 0x882F
-#define GL_DRAW_BUFFER11 0x8830
-#define GL_DRAW_BUFFER12 0x8831
-#define GL_DRAW_BUFFER13 0x8832
-#define GL_DRAW_BUFFER14 0x8833
-#define GL_DRAW_BUFFER15 0x8834
-#define GL_MAX_FRAGMENT_UNIFORM_COMPONENTS 0x8B49
-#define GL_MAX_VERTEX_UNIFORM_COMPONENTS 0x8B4A
-#define GL_SAMPLER_3D 0x8B5F
-#define GL_SAMPLER_2D_SHADOW 0x8B62
-#define GL_FRAGMENT_SHADER_DERIVATIVE_HINT 0x8B8B
-#define GL_PIXEL_PACK_BUFFER 0x88EB
-#define GL_PIXEL_UNPACK_BUFFER 0x88EC
-#define GL_PIXEL_PACK_BUFFER_BINDING 0x88ED
-#define GL_PIXEL_UNPACK_BUFFER_BINDING 0x88EF
-#define GL_FLOAT_MAT2x3 0x8B65
-#define GL_FLOAT_MAT2x4 0x8B66
-#define GL_FLOAT_MAT3x2 0x8B67
-#define GL_FLOAT_MAT3x4 0x8B68
-#define GL_FLOAT_MAT4x2 0x8B69
-#define GL_FLOAT_MAT4x3 0x8B6A
-#define GL_SRGB 0x8C40
-#define GL_SRGB8 0x8C41
-#define GL_SRGB8_ALPHA8 0x8C43
-#define GL_COMPARE_REF_TO_TEXTURE 0x884E
-#define GL_MAJOR_VERSION 0x821B
-#define GL_MINOR_VERSION 0x821C
-#define GL_NUM_EXTENSIONS 0x821D
-#define GL_RGBA32F 0x8814
-#define GL_RGB32F 0x8815
-#define GL_RGBA16F 0x881A
-#define GL_RGB16F 0x881B
-#define GL_VERTEX_ATTRIB_ARRAY_INTEGER 0x88FD
-#define GL_MAX_ARRAY_TEXTURE_LAYERS 0x88FF
-#define GL_MIN_PROGRAM_TEXEL_OFFSET 0x8904
-#define GL_MAX_PROGRAM_TEXEL_OFFSET 0x8905
-#define GL_MAX_VARYING_COMPONENTS 0x8B4B
-#define GL_TEXTURE_2D_ARRAY 0x8C1A
-#define GL_TEXTURE_BINDING_2D_ARRAY 0x8C1D
-#define GL_R11F_G11F_B10F 0x8C3A
-#define GL_UNSIGNED_INT_10F_11F_11F_REV 0x8C3B
-#define GL_RGB9_E5 0x8C3D
-#define GL_UNSIGNED_INT_5_9_9_9_REV 0x8C3E
-#define GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH 0x8C76
-#define GL_TRANSFORM_FEEDBACK_BUFFER_MODE 0x8C7F
-#define GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS 0x8C80
-#define GL_TRANSFORM_FEEDBACK_VARYINGS 0x8C83
-#define GL_TRANSFORM_FEEDBACK_BUFFER_START 0x8C84
-#define GL_TRANSFORM_FEEDBACK_BUFFER_SIZE 0x8C85
-#define GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN 0x8C88
-#define GL_RASTERIZER_DISCARD 0x8C89
-#define GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS 0x8C8A
-#define GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS 0x8C8B
-#define GL_INTERLEAVED_ATTRIBS 0x8C8C
-#define GL_SEPARATE_ATTRIBS 0x8C8D
-#define GL_TRANSFORM_FEEDBACK_BUFFER 0x8C8E
-#define GL_TRANSFORM_FEEDBACK_BUFFER_BINDING 0x8C8F
-#define GL_RGBA32UI 0x8D70
-#define GL_RGB32UI 0x8D71
-#define GL_RGBA16UI 0x8D76
-#define GL_RGB16UI 0x8D77
-#define GL_RGBA8UI 0x8D7C
-#define GL_RGB8UI 0x8D7D
-#define GL_RGBA32I 0x8D82
-#define GL_RGB32I 0x8D83
-#define GL_RGBA16I 0x8D88
-#define GL_RGB16I 0x8D89
-#define GL_RGBA8I 0x8D8E
-#define GL_RGB8I 0x8D8F
-#define GL_RED_INTEGER 0x8D94
-#define GL_RGB_INTEGER 0x8D98
-#define GL_RGBA_INTEGER 0x8D99
-#define GL_SAMPLER_2D_ARRAY 0x8DC1
-#define GL_SAMPLER_2D_ARRAY_SHADOW 0x8DC4
-#define GL_SAMPLER_CUBE_SHADOW 0x8DC5
-#define GL_UNSIGNED_INT_VEC2 0x8DC6
-#define GL_UNSIGNED_INT_VEC3 0x8DC7
-#define GL_UNSIGNED_INT_VEC4 0x8DC8
-#define GL_INT_SAMPLER_2D 0x8DCA
-#define GL_INT_SAMPLER_3D 0x8DCB
-#define GL_INT_SAMPLER_CUBE 0x8DCC
-#define GL_INT_SAMPLER_2D_ARRAY 0x8DCF
-#define GL_UNSIGNED_INT_SAMPLER_2D 0x8DD2
-#define GL_UNSIGNED_INT_SAMPLER_3D 0x8DD3
-#define GL_UNSIGNED_INT_SAMPLER_CUBE 0x8DD4
-#define GL_UNSIGNED_INT_SAMPLER_2D_ARRAY 0x8DD7
-#define GL_BUFFER_ACCESS_FLAGS 0x911F
-#define GL_BUFFER_MAP_LENGTH 0x9120
-#define GL_BUFFER_MAP_OFFSET 0x9121
-#define GL_DEPTH_COMPONENT32F 0x8CAC
-#define GL_DEPTH32F_STENCIL8 0x8CAD
-#define GL_FLOAT_32_UNSIGNED_INT_24_8_REV 0x8DAD
-#define GL_FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING 0x8210
-#define GL_FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE 0x8211
-#define GL_FRAMEBUFFER_ATTACHMENT_RED_SIZE 0x8212
-#define GL_FRAMEBUFFER_ATTACHMENT_GREEN_SIZE 0x8213
-#define GL_FRAMEBUFFER_ATTACHMENT_BLUE_SIZE 0x8214
-#define GL_FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE 0x8215
-#define GL_FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE 0x8216
-#define GL_FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE 0x8217
-#define GL_FRAMEBUFFER_DEFAULT 0x8218
-#define GL_FRAMEBUFFER_UNDEFINED 0x8219
-#define GL_DEPTH_STENCIL_ATTACHMENT 0x821A
-#define GL_DEPTH_STENCIL 0x84F9
-#define GL_UNSIGNED_INT_24_8 0x84FA
-#define GL_DEPTH24_STENCIL8 0x88F0
-#define GL_UNSIGNED_NORMALIZED 0x8C17
-#define GL_DRAW_FRAMEBUFFER_BINDING GL_FRAMEBUFFER_BINDING
-#define GL_READ_FRAMEBUFFER 0x8CA8
-#define GL_DRAW_FRAMEBUFFER 0x8CA9
-#define GL_READ_FRAMEBUFFER_BINDING 0x8CAA
-#define GL_RENDERBUFFER_SAMPLES 0x8CAB
-#define GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER 0x8CD4
-#define GL_MAX_COLOR_ATTACHMENTS 0x8CDF
-#define GL_COLOR_ATTACHMENT1 0x8CE1
-#define GL_COLOR_ATTACHMENT2 0x8CE2
-#define GL_COLOR_ATTACHMENT3 0x8CE3
-#define GL_COLOR_ATTACHMENT4 0x8CE4
-#define GL_COLOR_ATTACHMENT5 0x8CE5
-#define GL_COLOR_ATTACHMENT6 0x8CE6
-#define GL_COLOR_ATTACHMENT7 0x8CE7
-#define GL_COLOR_ATTACHMENT8 0x8CE8
-#define GL_COLOR_ATTACHMENT9 0x8CE9
-#define GL_COLOR_ATTACHMENT10 0x8CEA
-#define GL_COLOR_ATTACHMENT11 0x8CEB
-#define GL_COLOR_ATTACHMENT12 0x8CEC
-#define GL_COLOR_ATTACHMENT13 0x8CED
-#define GL_COLOR_ATTACHMENT14 0x8CEE
-#define GL_COLOR_ATTACHMENT15 0x8CEF
-#define GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE 0x8D56
-#define GL_MAX_SAMPLES 0x8D57
-#define GL_HALF_FLOAT 0x140B
-#define GL_MAP_READ_BIT 0x0001
-#define GL_MAP_WRITE_BIT 0x0002
-#define GL_MAP_INVALIDATE_RANGE_BIT 0x0004
-#define GL_MAP_INVALIDATE_BUFFER_BIT 0x0008
-#define GL_MAP_FLUSH_EXPLICIT_BIT 0x0010
-#define GL_MAP_UNSYNCHRONIZED_BIT 0x0020
-#define GL_RG 0x8227
-#define GL_RG_INTEGER 0x8228
-#define GL_R8 0x8229
-#define GL_RG8 0x822B
-#define GL_R16F 0x822D
-#define GL_R32F 0x822E
-#define GL_RG16F 0x822F
-#define GL_RG32F 0x8230
-#define GL_R8I 0x8231
-#define GL_R8UI 0x8232
-#define GL_R16I 0x8233
-#define GL_R16UI 0x8234
-#define GL_R32I 0x8235
-#define GL_R32UI 0x8236
-#define GL_RG8I 0x8237
-#define GL_RG8UI 0x8238
-#define GL_RG16I 0x8239
-#define GL_RG16UI 0x823A
-#define GL_RG32I 0x823B
-#define GL_RG32UI 0x823C
-#define GL_VERTEX_ARRAY_BINDING 0x85B5
-#define GL_R8_SNORM 0x8F94
-#define GL_RG8_SNORM 0x8F95
-#define GL_RGB8_SNORM 0x8F96
-#define GL_RGBA8_SNORM 0x8F97
-#define GL_SIGNED_NORMALIZED 0x8F9C
-#define GL_PRIMITIVE_RESTART_FIXED_INDEX 0x8D69
-#define GL_COPY_READ_BUFFER 0x8F36
-#define GL_COPY_WRITE_BUFFER 0x8F37
-#define GL_COPY_READ_BUFFER_BINDING GL_COPY_READ_BUFFER
-#define GL_COPY_WRITE_BUFFER_BINDING GL_COPY_WRITE_BUFFER
-#define GL_UNIFORM_BUFFER 0x8A11
-#define GL_UNIFORM_BUFFER_BINDING 0x8A28
-#define GL_UNIFORM_BUFFER_START 0x8A29
-#define GL_UNIFORM_BUFFER_SIZE 0x8A2A
-#define GL_MAX_VERTEX_UNIFORM_BLOCKS 0x8A2B
-#define GL_MAX_FRAGMENT_UNIFORM_BLOCKS 0x8A2D
-#define GL_MAX_COMBINED_UNIFORM_BLOCKS 0x8A2E
-#define GL_MAX_UNIFORM_BUFFER_BINDINGS 0x8A2F
-#define GL_MAX_UNIFORM_BLOCK_SIZE 0x8A30
-#define GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS 0x8A31
-#define GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS 0x8A33
-#define GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT 0x8A34
-#define GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH 0x8A35
-#define GL_ACTIVE_UNIFORM_BLOCKS 0x8A36
-#define GL_UNIFORM_TYPE 0x8A37
-#define GL_UNIFORM_SIZE 0x8A38
-#define GL_UNIFORM_NAME_LENGTH 0x8A39
-#define GL_UNIFORM_BLOCK_INDEX 0x8A3A
-#define GL_UNIFORM_OFFSET 0x8A3B
-#define GL_UNIFORM_ARRAY_STRIDE 0x8A3C
-#define GL_UNIFORM_MATRIX_STRIDE 0x8A3D
-#define GL_UNIFORM_IS_ROW_MAJOR 0x8A3E
-#define GL_UNIFORM_BLOCK_BINDING 0x8A3F
-#define GL_UNIFORM_BLOCK_DATA_SIZE 0x8A40
-#define GL_UNIFORM_BLOCK_NAME_LENGTH 0x8A41
-#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS 0x8A42
-#define GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES 0x8A43
-#define GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER 0x8A44
-#define GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER 0x8A46
-#define GL_INVALID_INDEX 0xFFFFFFFFu
-#define GL_MAX_VERTEX_OUTPUT_COMPONENTS 0x9122
-#define GL_MAX_FRAGMENT_INPUT_COMPONENTS 0x9125
-#define GL_MAX_SERVER_WAIT_TIMEOUT 0x9111
-#define GL_OBJECT_TYPE 0x9112
-#define GL_SYNC_CONDITION 0x9113
-#define GL_SYNC_STATUS 0x9114
-#define GL_SYNC_FLAGS 0x9115
-#define GL_SYNC_FENCE 0x9116
-#define GL_SYNC_GPU_COMMANDS_COMPLETE 0x9117
-#define GL_UNSIGNALED 0x9118
-#define GL_SIGNALED 0x9119
-#define GL_ALREADY_SIGNALED 0x911A
-#define GL_TIMEOUT_EXPIRED 0x911B
-#define GL_CONDITION_SATISFIED 0x911C
-#define GL_WAIT_FAILED 0x911D
-#define GL_SYNC_FLUSH_COMMANDS_BIT 0x00000001
-#define GL_TIMEOUT_IGNORED 0xFFFFFFFFFFFFFFFFull
-#define GL_VERTEX_ATTRIB_ARRAY_DIVISOR 0x88FE
-#define GL_ANY_SAMPLES_PASSED 0x8C2F
-#define GL_ANY_SAMPLES_PASSED_CONSERVATIVE 0x8D6A
-#define GL_SAMPLER_BINDING 0x8919
-#define GL_RGB10_A2UI 0x906F
-#define GL_TEXTURE_SWIZZLE_R 0x8E42
-#define GL_TEXTURE_SWIZZLE_G 0x8E43
-#define GL_TEXTURE_SWIZZLE_B 0x8E44
-#define GL_TEXTURE_SWIZZLE_A 0x8E45
-#define GL_GREEN 0x1904
-#define GL_BLUE 0x1905
-#define GL_INT_2_10_10_10_REV 0x8D9F
-#define GL_TRANSFORM_FEEDBACK 0x8E22
-#define GL_TRANSFORM_FEEDBACK_PAUSED 0x8E23
-#define GL_TRANSFORM_FEEDBACK_ACTIVE 0x8E24
-#define GL_TRANSFORM_FEEDBACK_BINDING 0x8E25
-#define GL_PROGRAM_BINARY_RETRIEVABLE_HINT 0x8257
-#define GL_PROGRAM_BINARY_LENGTH 0x8741
-#define GL_NUM_PROGRAM_BINARY_FORMATS 0x87FE
-#define GL_PROGRAM_BINARY_FORMATS 0x87FF
-#define GL_COMPRESSED_R11_EAC 0x9270
-#define GL_COMPRESSED_SIGNED_R11_EAC 0x9271
-#define GL_COMPRESSED_RG11_EAC 0x9272
-#define GL_COMPRESSED_SIGNED_RG11_EAC 0x9273
-#define GL_COMPRESSED_RGB8_ETC2 0x9274
-#define GL_COMPRESSED_SRGB8_ETC2 0x9275
-#define GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2 0x9276
-#define GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 0x9277
-#define GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278
-#define GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC 0x9279
-#define GL_TEXTURE_IMMUTABLE_FORMAT 0x912F
-#define GL_MAX_ELEMENT_INDEX 0x8D6B
-#define GL_NUM_SAMPLE_COUNTS 0x9380
-#define GL_TEXTURE_IMMUTABLE_LEVELS 0x8D63
-
-/*------------------------------------------------------------------------*
- * EXT extension tokens
- *------------------------------------------------------------------------*/
-
-/* GL_EXT_blend_minmax */
-#ifndef GL_EXT_blend_minmax
-#define GL_MIN_EXT 0x8007
-#define GL_MAX_EXT 0x8008
-#endif
-
-/* GL_EXT_discard_framebuffer */
-#ifndef GL_EXT_discard_framebuffer
-#define GL_COLOR_EXT 0x1800
-#define GL_DEPTH_EXT 0x1801
-#define GL_STENCIL_EXT 0x1802
-#endif
-
-/* GL_EXT_multi_draw_arrays */
-/* No new tokens introduced by this extension. */
-
-/* GL_EXT_read_format_bgra */
-#ifndef GL_EXT_read_format_bgra
-#define GL_BGRA_EXT 0x80E1
-#define GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT 0x8365
-#define GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT 0x8366
-#endif
-
-/* GL_EXT_texture_filter_anisotropic */
-#ifndef GL_EXT_texture_filter_anisotropic
-#define GL_TEXTURE_MAX_ANISOTROPY_EXT 0x84FE
-#define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT 0x84FF
-#endif
-
-/* GL_EXT_texture_format_BGRA8888 */
-#ifndef GL_EXT_texture_format_BGRA8888
-#define GL_BGRA_EXT 0x80E1
-#endif
-
-/* GL_EXT_texture_type_2_10_10_10_REV */
-#ifndef GL_EXT_texture_type_2_10_10_10_REV
-#define GL_UNSIGNED_INT_2_10_10_10_REV_EXT 0x8368
-#endif
-
-/* GL_OES_get_program_binary */
-#ifndef GL_PROGRAM_BINARY_LENGTH_OES
-#define GL_PROGRAM_BINARY_LENGTH_OES 0x8741
-#define GL_NUM_PROGRAM_BINARY_FORMATS_OES 0x87FE
-#define GL_PROGRAM_BINARY_FORMATS_OES 0x87FF
-#endif
-
-
/* OpenGL ES 3.0 */
struct __GLsync;
namespace Dali
{
-
/**
* These types are equivalent to those in the GLES2 API.
* Dali objects should only access GL indirectly, through the Context API.
/* OpenGL ES 2.0 */
-typedef void GLvoid;
-typedef char GLchar;
-typedef unsigned int GLenum;
-typedef unsigned char GLboolean;
-typedef unsigned int GLbitfield;
-typedef int8_t GLbyte;
-typedef short GLshort;
-typedef int GLint;
-typedef int GLsizei;
-typedef uint8_t GLubyte;
-typedef unsigned short GLushort;
-typedef unsigned int GLuint;
-typedef float GLfloat;
-typedef float GLclampf;
-typedef int GLfixed;
-typedef signed long int GLintptr;
-typedef signed long int GLsizeiptr;
+using GLvoid = void;
+using GLchar = char;
+using GLenum = unsigned int;
+using GLboolean = unsigned char;
+using GLbitfield = unsigned int;
+using GLbyte = int8_t;
+using GLshort = short;
+using GLint = int;
+using GLsizei = int;
+using GLubyte = uint8_t;
+using GLushort = unsigned short;
+using GLuint = unsigned int;
+using GLfloat = float;
+using GLclampf = float;
+using GLfixed = int;
+using GLintptr = long;
+using GLsizeiptr = long;
/* OpenGL ES 3.0 */
-typedef unsigned short GLhalf;
-typedef int64_t GLint64;
-typedef uint64_t GLuint64;
-typedef __GLsync* GLsync;
+using GLhalf = unsigned short;
+using GLint64 = int64_t;
+using GLuint64 = uint64_t;
+using GLsync = __GLsync*;
namespace Integration
{
-
/**
* GlAbstraction is an abstract interface, used to access OpenGL services.
* A concrete implementation must be created for each platform, and provided when creating the
* Dali::Integration::Core object.
*/
-class DALI_IMPORT_API GlAbstraction
+class GlAbstraction
{
protected:
-
/**
* Virtual protected destructor, no deletion through this interface
*/
- virtual ~GlAbstraction() {}
+ virtual ~GlAbstraction() = default;
public:
+ /**
+ * Invoked by Render thread before Core::Render.
+ */
+ virtual void PreRender() = 0;
+
+ /**
+ * Invoked by Render thread after Core::Render
+ * Inform the gl implementation that the rendering in this frame has finished,
+ * and how much time was spent.
+ */
+ virtual void PostRender() = 0;
+
+ /**
+ * Returns current gles can support surfaceless context
+ * @Return true current gles support surfaceless context
+ */
+ virtual bool IsSurfacelessContextSupported() const = 0;
+
+ /**
+ * Returns current gles can support advanced blend equation
+ * @Return true current gles support advanced blend equation
+ */
+ virtual bool IsAdvancedBlendEquationSupported() = 0;
+
+ /**
+ * Returns current gles can support the blend equation
+ * @Return true current gles support the blend equation
+ */
+ virtual bool IsBlendEquationSupported(DevelBlendEquation::Type blendEquation) = 0;
+
+ /**
+ * Returns shader prefix of shading language version.
+ * @Return shader prefix of shading language version.
+ */
+ virtual std::string GetShaderVersionPrefix() = 0;
+
+ /**
+ * Returns vertex shader prefix including shading language version.
+ * @Return vertex shader prefix including shading language version.
+ */
+ virtual std::string GetVertexShaderPrefix() = 0;
+
+ /**
+ * Returns fragment shader prefix including shading language version and extension information.
+ * @Return fragment shader prefix including shading language version and extension information.
+ */
+ virtual std::string GetFragmentShaderPrefix() = 0;
+
+ /**
+ * Determine whether to convert pixel format or not.
+ * @param[in] imageGlFormat GLformat of input image.
+ * @param[in] textureGlFormat GLformat of Texture.
+ * @param[in] isSubImage Boolian value for the whether the image is subimage or not
+ * @return Whether the texture will be convert or not.
+ */
+ virtual bool TextureRequiresConverting(const GLenum imageGlFormat, const GLenum textureGlFormat, const bool isSubImage) const = 0;
/**
* The number of texture units an implementation supports is implementation dependent, but must be at least 8.
static const unsigned int MIN_TEXTURE_UNIT_LIMIT = 8;
/* OpenGL ES 2.0 */
-
+ // clang-format off
virtual void ActiveTexture (GLenum texture) = 0;
virtual void AttachShader (GLuint program, GLuint shader) = 0;
virtual void BindAttribLocation (GLuint program, GLuint index, const char* name) = 0;
virtual void TexStorage2D (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height) = 0;
virtual void TexStorage3D (GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth) = 0;
virtual void GetInternalformativ (GLenum target, GLenum internalformat, GLenum pname, GLsizei bufSize, GLint* params) = 0;
-
+ virtual void BlendBarrier (void) = 0;
+ // clang-format on
};
} // namespace Integration
} // namespace Dali
-#endif // __DALI_INTEGRATION_GL_ABSTRACTION_H__
+#endif // DALI_INTEGRATION_GL_ABSTRACTION_H