diff options
Diffstat (limited to 'src/mesa/es/main/get_gen.py')
| -rw-r--r-- | src/mesa/es/main/get_gen.py | 785 |
1 files changed, 785 insertions, 0 deletions
diff --git a/src/mesa/es/main/get_gen.py b/src/mesa/es/main/get_gen.py new file mode 100644 index 0000000000..516facc8a3 --- /dev/null +++ b/src/mesa/es/main/get_gen.py @@ -0,0 +1,785 @@ +#!/usr/bin/env python + +# Mesa 3-D graphics library +# +# Copyright (C) 1999-2006 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + +# This script is used to generate the get.c file: +# python get_gen.py > get.c + + +import string +import sys + + +GLint = 1 +GLenum = 2 +GLfloat = 3 +GLdouble = 4 +GLboolean = 5 +GLfloatN = 6 # A normalized value, such as a color or depth range + + +TypeStrings = { + GLint : "GLint", + GLenum : "GLenum", + GLfloat : "GLfloat", + GLdouble : "GLdouble", + GLboolean : "GLboolean" +} + + +# Each entry is a tuple of: +# - the GL state name, such as GL_CURRENT_COLOR +# - the state datatype, one of GLint, GLfloat, GLboolean or GLenum +# - list of code fragments to get the state, such as ["ctx->Foo.Bar"] +# - optional extra code or empty string +# - optional extensions to check, or None +# + +# Present in ES 1.x and 2.x: +StateVars_common = [ + ( "GL_ALPHA_BITS", GLint, ["ctx->DrawBuffer->Visual.alphaBits"], + "", None ), + ( "GL_BLEND", GLboolean, ["ctx->Color.BlendEnabled"], "", None ), + ( "GL_BLEND_SRC", GLenum, ["ctx->Color.BlendSrcRGB"], "", None ), + ( "GL_BLUE_BITS", GLint, ["ctx->DrawBuffer->Visual.blueBits"], "", None ), + ( "GL_COLOR_CLEAR_VALUE", GLfloatN, + [ "ctx->Color.ClearColor[0]", + "ctx->Color.ClearColor[1]", + "ctx->Color.ClearColor[2]", + "ctx->Color.ClearColor[3]" ], "", None ), + ( "GL_COLOR_WRITEMASK", GLint, + [ "ctx->Color.ColorMask[RCOMP] ? 1 : 0", + "ctx->Color.ColorMask[GCOMP] ? 1 : 0", + "ctx->Color.ColorMask[BCOMP] ? 1 : 0", + "ctx->Color.ColorMask[ACOMP] ? 1 : 0" ], "", None ), + ( "GL_CULL_FACE", GLboolean, ["ctx->Polygon.CullFlag"], "", None ), + ( "GL_CULL_FACE_MODE", GLenum, ["ctx->Polygon.CullFaceMode"], "", None ), + ( "GL_DEPTH_BITS", GLint, ["ctx->DrawBuffer->Visual.depthBits"], + "", None ), + ( "GL_DEPTH_CLEAR_VALUE", GLfloatN, ["ctx->Depth.Clear"], "", None ), + ( "GL_DEPTH_FUNC", GLenum, ["ctx->Depth.Func"], "", None ), + ( "GL_DEPTH_RANGE", GLfloatN, + [ "ctx->Viewport.Near", "ctx->Viewport.Far" ], "", None ), + ( "GL_DEPTH_TEST", GLboolean, ["ctx->Depth.Test"], "", None ), + ( "GL_DEPTH_WRITEMASK", GLboolean, ["ctx->Depth.Mask"], "", None ), + ( "GL_DITHER", GLboolean, ["ctx->Color.DitherFlag"], "", None ), + ( "GL_FRONT_FACE", GLenum, ["ctx->Polygon.FrontFace"], "", None ), + ( "GL_GREEN_BITS", GLint, ["ctx->DrawBuffer->Visual.greenBits"], + "", None ), + ( "GL_LINE_WIDTH", GLfloat, ["ctx->Line.Width"], "", None ), + ( "GL_ALIASED_LINE_WIDTH_RANGE", GLfloat, + ["ctx->Const.MinLineWidth", + "ctx->Const.MaxLineWidth"], "", None ), + ( "GL_MAX_ELEMENTS_INDICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ), + ( "GL_MAX_ELEMENTS_VERTICES", GLint, ["ctx->Const.MaxArrayLockSize"], "", None ), + + ( "GL_MAX_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.MaxTextureLevels - 1)"], "", None ), + ( "GL_MAX_VIEWPORT_DIMS", GLint, + ["ctx->Const.MaxViewportWidth", "ctx->Const.MaxViewportHeight"], + "", None ), + ( "GL_PACK_ALIGNMENT", GLint, ["ctx->Pack.Alignment"], "", None ), + ( "GL_ALIASED_POINT_SIZE_RANGE", GLfloat, + ["ctx->Const.MinPointSize", + "ctx->Const.MaxPointSize"], "", None ), + ( "GL_POLYGON_OFFSET_FACTOR", GLfloat, ["ctx->Polygon.OffsetFactor "], "", None ), + ( "GL_POLYGON_OFFSET_UNITS", GLfloat, ["ctx->Polygon.OffsetUnits "], "", None ), + ( "GL_RED_BITS", GLint, ["ctx->DrawBuffer->Visual.redBits"], "", None ), + ( "GL_SCISSOR_BOX", GLint, + ["ctx->Scissor.X", + "ctx->Scissor.Y", + "ctx->Scissor.Width", + "ctx->Scissor.Height"], "", None ), + ( "GL_SCISSOR_TEST", GLboolean, ["ctx->Scissor.Enabled"], "", None ), + ( "GL_STENCIL_BITS", GLint, ["ctx->DrawBuffer->Visual.stencilBits"], "", None ), + ( "GL_STENCIL_CLEAR_VALUE", GLint, ["ctx->Stencil.Clear"], "", None ), + ( "GL_STENCIL_FAIL", GLenum, + ["ctx->Stencil.FailFunc[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_FUNC", GLenum, + ["ctx->Stencil.Function[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_PASS_DEPTH_FAIL", GLenum, + ["ctx->Stencil.ZFailFunc[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_PASS_DEPTH_PASS", GLenum, + ["ctx->Stencil.ZPassFunc[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_REF", GLint, + ["ctx->Stencil.Ref[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_TEST", GLboolean, ["ctx->Stencil.Enabled"], "", None ), + ( "GL_STENCIL_VALUE_MASK", GLint, + ["ctx->Stencil.ValueMask[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_STENCIL_WRITEMASK", GLint, + ["ctx->Stencil.WriteMask[ctx->Stencil.ActiveFace]"], "", None ), + ( "GL_SUBPIXEL_BITS", GLint, ["ctx->Const.SubPixelBits"], "", None ), + ( "GL_TEXTURE_BINDING_2D", GLint, + ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_2D_INDEX]->Name"], "", None ), + ( "GL_UNPACK_ALIGNMENT", GLint, ["ctx->Unpack.Alignment"], "", None ), + ( "GL_VIEWPORT", GLint, [ "ctx->Viewport.X", "ctx->Viewport.Y", + "ctx->Viewport.Width", "ctx->Viewport.Height" ], "", None ), + + # GL_ARB_multitexture + ( "GL_ACTIVE_TEXTURE_ARB", GLint, + [ "GL_TEXTURE0_ARB + ctx->Texture.CurrentUnit"], "", ["ARB_multitexture"] ), + + # Note that all the OES_* extensions require that the Mesa + # "struct gl_extensions" include a member with the name of + # the extension. That structure does not yet include OES + # extensions (and we're not sure whether it will). If + # it does, all the OES_* extensions below should mark the + # dependency. + + # OES_texture_cube_map + ( "GL_TEXTURE_BINDING_CUBE_MAP_ARB", GLint, + ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_CUBE_INDEX]->Name"], + "", None), + ( "GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB", GLint, + ["(1 << (ctx->Const.MaxCubeTextureLevels - 1))"], + "", None), + + # OES_blend_subtract + ( "GL_BLEND_SRC_RGB_EXT", GLenum, ["ctx->Color.BlendSrcRGB"], "", None), + ( "GL_BLEND_DST_RGB_EXT", GLenum, ["ctx->Color.BlendDstRGB"], "", None), + ( "GL_BLEND_SRC_ALPHA_EXT", GLenum, ["ctx->Color.BlendSrcA"], "", None), + ( "GL_BLEND_DST_ALPHA_EXT", GLenum, ["ctx->Color.BlendDstA"], "", None), + + # GL_BLEND_EQUATION_RGB, which is what we're really after, + # is defined identically to GL_BLEND_EQUATION. + ( "GL_BLEND_EQUATION", GLenum, ["ctx->Color.BlendEquationRGB "], "", None), + ( "GL_BLEND_EQUATION_ALPHA_EXT", GLenum, ["ctx->Color.BlendEquationA "], + "", None), + + # GL_ARB_texture_compression */ +# ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint, +# ["_mesa_get_compressed_formats(ctx, NULL, GL_FALSE)"], +# "", ["ARB_texture_compression"] ), +# ( "GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLenum, +# [], +# """GLint formats[100]; +# GLuint i, n = _mesa_get_compressed_formats(ctx, formats, GL_FALSE); +# ASSERT(n <= 100); +# for (i = 0; i < n; i++) +# params[i] = ENUM_TO_INT(formats[i]);""", +# ["ARB_texture_compression"] ), + + # GL_ARB_multisample + ( "GL_SAMPLE_ALPHA_TO_COVERAGE_ARB", GLboolean, + ["ctx->Multisample.SampleAlphaToCoverage"], "", ["ARB_multisample"] ), + ( "GL_SAMPLE_COVERAGE_ARB", GLboolean, + ["ctx->Multisample.SampleCoverage"], "", ["ARB_multisample"] ), + ( "GL_SAMPLE_COVERAGE_VALUE_ARB", GLfloat, + ["ctx->Multisample.SampleCoverageValue"], "", ["ARB_multisample"] ), + ( "GL_SAMPLE_COVERAGE_INVERT_ARB", GLboolean, + ["ctx->Multisample.SampleCoverageInvert"], "", ["ARB_multisample"] ), + ( "GL_SAMPLE_BUFFERS_ARB", GLint, + ["ctx->DrawBuffer->Visual.sampleBuffers"], "", ["ARB_multisample"] ), + ( "GL_SAMPLES_ARB", GLint, + ["ctx->DrawBuffer->Visual.samples"], "", ["ARB_multisample"] ), + + + # GL_SGIS_generate_mipmap + ( "GL_GENERATE_MIPMAP_HINT_SGIS", GLenum, ["ctx->Hint.GenerateMipmap"], + "", ["SGIS_generate_mipmap"] ), + + # GL_ARB_vertex_buffer_object + ( "GL_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ArrayBufferObj->Name"], "", ["ARB_vertex_buffer_object"] ), + # GL_WEIGHT_ARRAY_BUFFER_BINDING_ARB - not supported + ( "GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ElementArrayBufferObj->Name"], + "", ["ARB_vertex_buffer_object"] ), + + # GL_OES_read_format + ( "GL_IMPLEMENTATION_COLOR_READ_TYPE_OES", GLint, + ["ctx->Const.ColorReadType"], "", None), + ( "GL_IMPLEMENTATION_COLOR_READ_FORMAT_OES", GLint, + ["ctx->Const.ColorReadFormat"], "", None), + + # GL_OES_framebuffer_object + ( "GL_FRAMEBUFFER_BINDING_EXT", GLint, ["ctx->DrawBuffer->Name"], "", + None), + ( "GL_RENDERBUFFER_BINDING_EXT", GLint, + ["ctx->CurrentRenderbuffer ? ctx->CurrentRenderbuffer->Name : 0"], "", + None), + ( "GL_MAX_RENDERBUFFER_SIZE_EXT", GLint, + ["ctx->Const.MaxRenderbufferSize"], "", + None), + + # OpenGL ES 1/2 special: + ( "GL_NUM_COMPRESSED_TEXTURE_FORMATS_ARB", GLint, + [ "ARRAY_SIZE(compressed_formats)" ], + "", + None ), + + ("GL_COMPRESSED_TEXTURE_FORMATS_ARB", GLint, + [], + """ + int i; + for (i = 0; i < ARRAY_SIZE(compressed_formats); i++) { + params[i] = compressed_formats[i]; + }""", + None ), + + ( "GL_POLYGON_OFFSET_FILL", GLboolean, ["ctx->Polygon.OffsetFill"], "", None ), + +] + +# Only present in ES 1.x: +StateVars_es1 = [ + ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ), + ( "GL_LIGHT0", GLboolean, ["ctx->Light.Light[0].Enabled"], "", None ), + ( "GL_LIGHT1", GLboolean, ["ctx->Light.Light[1].Enabled"], "", None ), + ( "GL_LIGHT2", GLboolean, ["ctx->Light.Light[2].Enabled"], "", None ), + ( "GL_LIGHT3", GLboolean, ["ctx->Light.Light[3].Enabled"], "", None ), + ( "GL_LIGHT4", GLboolean, ["ctx->Light.Light[4].Enabled"], "", None ), + ( "GL_LIGHT5", GLboolean, ["ctx->Light.Light[5].Enabled"], "", None ), + ( "GL_LIGHT6", GLboolean, ["ctx->Light.Light[6].Enabled"], "", None ), + ( "GL_LIGHT7", GLboolean, ["ctx->Light.Light[7].Enabled"], "", None ), + ( "GL_LIGHTING", GLboolean, ["ctx->Light.Enabled"], "", None ), + ( "GL_LIGHT_MODEL_AMBIENT", GLfloatN, + ["ctx->Light.Model.Ambient[0]", + "ctx->Light.Model.Ambient[1]", + "ctx->Light.Model.Ambient[2]", + "ctx->Light.Model.Ambient[3]"], "", None ), + ( "GL_LIGHT_MODEL_TWO_SIDE", GLboolean, ["ctx->Light.Model.TwoSide"], "", None ), + ( "GL_ALPHA_TEST", GLboolean, ["ctx->Color.AlphaEnabled"], "", None ), + ( "GL_ALPHA_TEST_FUNC", GLenum, ["ctx->Color.AlphaFunc"], "", None ), + ( "GL_ALPHA_TEST_REF", GLfloatN, ["ctx->Color.AlphaRef"], "", None ), + ( "GL_BLEND_DST", GLenum, ["ctx->Color.BlendDstRGB"], "", None ), + ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ), + ( "GL_CLIP_PLANE0", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 0) & 1" ], "", None ), + ( "GL_CLIP_PLANE1", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 1) & 1" ], "", None ), + ( "GL_CLIP_PLANE2", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 2) & 1" ], "", None ), + ( "GL_CLIP_PLANE3", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 3) & 1" ], "", None ), + ( "GL_CLIP_PLANE4", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 4) & 1" ], "", None ), + ( "GL_CLIP_PLANE5", GLboolean, + [ "(ctx->Transform.ClipPlanesEnabled >> 5) & 1" ], "", None ), + ( "GL_COLOR_MATERIAL", GLboolean, + ["ctx->Light.ColorMaterialEnabled"], "", None ), + ( "GL_CURRENT_COLOR", GLfloatN, + [ "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0]", + "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1]", + "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2]", + "ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3]" ], + "FLUSH_CURRENT(ctx, 0);", None ), + ( "GL_CURRENT_NORMAL", GLfloatN, + [ "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][0]", + "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][1]", + "ctx->Current.Attrib[VERT_ATTRIB_NORMAL][2]"], + "FLUSH_CURRENT(ctx, 0);", None ), + ( "GL_CURRENT_TEXTURE_COORDS", GLfloat, + ["ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][0]", + "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][1]", + "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][2]", + "ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texUnit][3]"], + "const GLuint texUnit = ctx->Texture.CurrentUnit;", None ), + ( "GL_DISTANCE_ATTENUATION_EXT", GLfloat, + ["ctx->Point.Params[0]", + "ctx->Point.Params[1]", + "ctx->Point.Params[2]"], "", None ), + ( "GL_FOG", GLboolean, ["ctx->Fog.Enabled"], "", None ), + ( "GL_FOG_COLOR", GLfloatN, + [ "ctx->Fog.Color[0]", + "ctx->Fog.Color[1]", + "ctx->Fog.Color[2]", + "ctx->Fog.Color[3]" ], "", None ), + ( "GL_FOG_DENSITY", GLfloat, ["ctx->Fog.Density"], "", None ), + ( "GL_FOG_END", GLfloat, ["ctx->Fog.End"], "", None ), + ( "GL_FOG_HINT", GLenum, ["ctx->Hint.Fog"], "", None ), + ( "GL_FOG_MODE", GLenum, ["ctx->Fog.Mode"], "", None ), + ( "GL_FOG_START", GLfloat, ["ctx->Fog.Start"], "", None ), + ( "GL_LINE_SMOOTH", GLboolean, ["ctx->Line.SmoothFlag"], "", None ), + ( "GL_LINE_SMOOTH_HINT", GLenum, ["ctx->Hint.LineSmooth"], "", None ), + ( "GL_LINE_WIDTH_RANGE", GLfloat, + ["ctx->Const.MinLineWidthAA", + "ctx->Const.MaxLineWidthAA"], "", None ), + ( "GL_COLOR_LOGIC_OP", GLboolean, ["ctx->Color.ColorLogicOpEnabled"], "", None ), + ( "GL_LOGIC_OP_MODE", GLenum, ["ctx->Color.LogicOp"], "", None ), + ( "GL_MATRIX_MODE", GLenum, ["ctx->Transform.MatrixMode"], "", None ), + + ( "GL_MAX_MODELVIEW_STACK_DEPTH", GLint, ["MAX_MODELVIEW_STACK_DEPTH"], "", None ), + ( "GL_MAX_PROJECTION_STACK_DEPTH", GLint, ["MAX_PROJECTION_STACK_DEPTH"], "", None ), + ( "GL_MAX_TEXTURE_STACK_DEPTH", GLint, ["MAX_TEXTURE_STACK_DEPTH"], "", None ), + ( "GL_MODELVIEW_MATRIX", GLfloat, + [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]", + "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]", + "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]", + "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ], + "const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m;", None ), + ( "GL_MODELVIEW_STACK_DEPTH", GLint, ["ctx->ModelviewMatrixStack.Depth + 1"], "", None ), + ( "GL_NORMALIZE", GLboolean, ["ctx->Transform.Normalize"], "", None ), + ( "GL_PACK_SKIP_IMAGES_EXT", GLint, ["ctx->Pack.SkipImages"], "", None ), + ( "GL_PERSPECTIVE_CORRECTION_HINT", GLenum, + ["ctx->Hint.PerspectiveCorrection"], "", None ), + ( "GL_POINT_SIZE", GLfloat, ["ctx->Point.Size"], "", None ), + ( "GL_POINT_SIZE_RANGE", GLfloat, + ["ctx->Const.MinPointSizeAA", + "ctx->Const.MaxPointSizeAA"], "", None ), + ( "GL_POINT_SMOOTH", GLboolean, ["ctx->Point.SmoothFlag"], "", None ), + ( "GL_POINT_SMOOTH_HINT", GLenum, ["ctx->Hint.PointSmooth"], "", None ), + ( "GL_POINT_SIZE_MIN_EXT", GLfloat, ["ctx->Point.MinSize"], "", None ), + ( "GL_POINT_SIZE_MAX_EXT", GLfloat, ["ctx->Point.MaxSize"], "", None ), + ( "GL_POINT_FADE_THRESHOLD_SIZE_EXT", GLfloat, + ["ctx->Point.Threshold"], "", None ), + ( "GL_PROJECTION_MATRIX", GLfloat, + [ "matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]", + "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]", + "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]", + "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ], + "const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m;", None ), + ( "GL_PROJECTION_STACK_DEPTH", GLint, + ["ctx->ProjectionMatrixStack.Depth + 1"], "", None ), + ( "GL_RESCALE_NORMAL", GLboolean, + ["ctx->Transform.RescaleNormals"], "", None ), + ( "GL_SHADE_MODEL", GLenum, ["ctx->Light.ShadeModel"], "", None ), + ( "GL_TEXTURE_2D", GLboolean, ["_mesa_IsEnabled(GL_TEXTURE_2D)"], "", None ), + ( "GL_TEXTURE_MATRIX", GLfloat, + ["matrix[0]", "matrix[1]", "matrix[2]", "matrix[3]", + "matrix[4]", "matrix[5]", "matrix[6]", "matrix[7]", + "matrix[8]", "matrix[9]", "matrix[10]", "matrix[11]", + "matrix[12]", "matrix[13]", "matrix[14]", "matrix[15]" ], + "const GLfloat *matrix = ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m;", None ), + ( "GL_TEXTURE_STACK_DEPTH", GLint, + ["ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Depth + 1"], "", None ), + ( "GL_VERTEX_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Vertex.Enabled"], "", None ), + ( "GL_VERTEX_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Vertex.Size"], "", None ), + ( "GL_VERTEX_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Vertex.Type"], "", None ), + ( "GL_VERTEX_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Vertex.Stride"], "", None ), + ( "GL_NORMAL_ARRAY", GLenum, ["ctx->Array.ArrayObj->Normal.Enabled"], "", None ), + ( "GL_NORMAL_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Normal.Type"], "", None ), + ( "GL_NORMAL_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Normal.Stride"], "", None ), + ( "GL_COLOR_ARRAY", GLboolean, ["ctx->Array.ArrayObj->Color.Enabled"], "", None ), + ( "GL_COLOR_ARRAY_SIZE", GLint, ["ctx->Array.ArrayObj->Color.Size"], "", None ), + ( "GL_COLOR_ARRAY_TYPE", GLenum, ["ctx->Array.ArrayObj->Color.Type"], "", None ), + ( "GL_COLOR_ARRAY_STRIDE", GLint, ["ctx->Array.ArrayObj->Color.Stride"], "", None ), + ( "GL_TEXTURE_COORD_ARRAY", GLboolean, + ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Enabled"], "", None ), + ( "GL_TEXTURE_COORD_ARRAY_SIZE", GLint, + ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Size"], "", None ), + ( "GL_TEXTURE_COORD_ARRAY_TYPE", GLenum, + ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Type"], "", None ), + ( "GL_TEXTURE_COORD_ARRAY_STRIDE", GLint, + ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].Stride"], "", None ), + # GL_ARB_multitexture + ( "GL_MAX_TEXTURE_UNITS_ARB", GLint, + ["ctx->Const.MaxTextureUnits"], "", ["ARB_multitexture"] ), + ( "GL_CLIENT_ACTIVE_TEXTURE_ARB", GLint, + ["GL_TEXTURE0_ARB + ctx->Array.ActiveTexture"], "", ["ARB_multitexture"] ), + # OES_texture_cube_map + ( "GL_TEXTURE_CUBE_MAP_ARB", GLboolean, + ["_mesa_IsEnabled(GL_TEXTURE_CUBE_MAP_ARB)"], "", None), + ( "GL_TEXTURE_GEN_S", GLboolean, + ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & S_BIT) ? 1 : 0)"], "", None), + ( "GL_TEXTURE_GEN_T", GLboolean, + ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & T_BIT) ? 1 : 0)"], "", None), + ( "GL_TEXTURE_GEN_R", GLboolean, + ["((ctx->Texture.Unit[ctx->Texture.CurrentUnit].TexGenEnabled & R_BIT) ? 1 : 0)"], "", None), + # ARB_multisample + ( "GL_MULTISAMPLE_ARB", GLboolean, + ["ctx->Multisample.Enabled"], "", ["ARB_multisample"] ), + ( "GL_SAMPLE_ALPHA_TO_ONE_ARB", GLboolean, + ["ctx->Multisample.SampleAlphaToOne"], "", ["ARB_multisample"] ), + + ( "GL_VERTEX_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ArrayObj->Vertex.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ), + ( "GL_NORMAL_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ArrayObj->Normal.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ), + ( "GL_COLOR_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ArrayObj->Color.BufferObj->Name"], "", ["ARB_vertex_buffer_object"] ), + ( "GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB", GLint, + ["ctx->Array.ArrayObj->TexCoord[ctx->Array.ActiveTexture].BufferObj->Name"], + "", ["ARB_vertex_buffer_object"] ), + + # OES_point_sprite + ( "GL_POINT_SPRITE_NV", GLboolean, ["ctx->Point.PointSprite"], # == GL_POINT_SPRITE_ARB + "", None), + + # GL_ARB_fragment_shader + ( "GL_MAX_FRAGMENT_UNIFORM_COMPONENTS_ARB", GLint, + ["ctx->Const.FragmentProgram.MaxUniformComponents"], "", + ["ARB_fragment_shader"] ), + + # GL_ARB_vertex_shader + ( "GL_MAX_VERTEX_UNIFORM_COMPONENTS_ARB", GLint, + ["ctx->Const.VertexProgram.MaxUniformComponents"], "", + ["ARB_vertex_shader"] ), + ( "GL_MAX_VARYING_FLOATS_ARB", GLint, + ["ctx->Const.MaxVarying * 4"], "", ["ARB_vertex_shader"] ), + + # OES_matrix_get + ( "GL_MODELVIEW_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [], + """ + /* See GL_OES_matrix_get */ + { + const GLfloat *matrix = ctx->ModelviewMatrixStack.Top->m; + memcpy(params, matrix, 16 * sizeof(GLint)); + }""", + None), + + ( "GL_PROJECTION_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [], + """ + /* See GL_OES_matrix_get */ + { + const GLfloat *matrix = ctx->ProjectionMatrixStack.Top->m; + memcpy(params, matrix, 16 * sizeof(GLint)); + }""", + None), + + ( "GL_TEXTURE_MATRIX_FLOAT_AS_INT_BITS_OES", GLint, [], + """ + /* See GL_OES_matrix_get */ + { + const GLfloat *matrix = + ctx->TextureMatrixStack[ctx->Texture.CurrentUnit].Top->m; + memcpy(params, matrix, 16 * sizeof(GLint)); + }""", + None), + + # OES_point_size_array + ("GL_POINT_SIZE_ARRAY_OES", GLboolean, + ["ctx->Array.ArrayObj->PointSize.Enabled"], "", None), + ("GL_POINT_SIZE_ARRAY_TYPE_OES", GLenum, + ["ctx->Array.ArrayObj->PointSize.Type"], "", None), + ("GL_POINT_SIZE_ARRAY_STRIDE_OES", GLint, + ["ctx->Array.ArrayObj->PointSize.Stride"], "", None), + ("GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES", GLint, + ["ctx->Array.ArrayObj->PointSize.BufferObj->Name"], "", None), + + # GL_EXT_texture_filter_anisotropic + ( "GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT", GLfloat, + ["ctx->Const.MaxTextureMaxAnisotropy"], "", ["EXT_texture_filter_anisotropic"]), + +] + +# Only present in ES 2.x: +StateVars_es2 = [ + # XXX These entries are not spec'ed for GLES 2, but are + # needed for Mesa's GLSL: + ( "GL_MAX_LIGHTS", GLint, ["ctx->Const.MaxLights"], "", None ), + ( "GL_MAX_CLIP_PLANES", GLint, ["ctx->Const.MaxClipPlanes"], "", None ), + ( "GL_MAX_TEXTURE_COORDS_ARB", GLint, # == GL_MAX_TEXTURE_COORDS_NV + ["ctx->Const.MaxTextureCoordUnits"], "", + ["ARB_fragment_program", "NV_fragment_program"] ), + ( "GL_MAX_DRAW_BUFFERS_ARB", GLint, + ["ctx->Const.MaxDrawBuffers"], "", ["ARB_draw_buffers"] ), + ( "GL_BLEND_COLOR_EXT", GLfloatN, + [ "ctx->Color.BlendColor[0]", + "ctx->Color.BlendColor[1]", + "ctx->Color.BlendColor[2]", + "ctx->Color.BlendColor[3]"], "", None ), + + # This is required for GLES2, but also needed for GLSL: + ( "GL_MAX_TEXTURE_IMAGE_UNITS_ARB", GLint, # == GL_MAX_TEXTURE_IMAGE_UNI + ["ctx->Const.MaxTextureImageUnits"], "", + ["ARB_fragment_program", "NV_fragment_program"] ), + + ( "GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS_ARB", GLint, + ["ctx->Const.MaxVertexTextureImageUnits"], "", ["ARB_vertex_shader"] ), + ( "GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS_ARB", GLint, + ["MAX_COMBINED_TEXTURE_IMAGE_UNITS"], "", ["ARB_vertex_shader"] ), + + # GL_ARB_shader_objects + # Actually, this token isn't part of GL_ARB_shader_objects, but is + # close enough for now. + ( "GL_CURRENT_PROGRAM", GLint, + ["ctx->Shader.CurrentProgram ? ctx->Shader.CurrentProgram->Name : 0"], + "", ["ARB_shader_objects"] ), + + # OpenGL 2.0 + ( "GL_STENCIL_BACK_FUNC", GLenum, ["ctx->Stencil.Function[1]"], "", None ), + ( "GL_STENCIL_BACK_VALUE_MASK", GLint, ["ctx->Stencil.ValueMask[1]"], "", None ), + ( "GL_STENCIL_BACK_WRITEMASK", GLint, ["ctx->Stencil.WriteMask[1]"], "", None ), + ( "GL_STENCIL_BACK_REF", GLint, ["ctx->Stencil.Ref[1]"], "", None ), + ( "GL_STENCIL_BACK_FAIL", GLenum, ["ctx->Stencil.FailFunc[1]"], "", None ), + ( "GL_STENCIL_BACK_PASS_DEPTH_FAIL", GLenum, ["ctx->Stencil.ZFailFunc[1]"], "", None ), + ( "GL_STENCIL_BACK_PASS_DEPTH_PASS", GLenum, ["ctx->Stencil.ZPassFunc[1]"], "", None ), + + ( "GL_MAX_VERTEX_ATTRIBS_ARB", GLint, + ["ctx->Const.VertexProgram.MaxAttribs"], "", ["ARB_vertex_program"] ), + + # OES_texture_3D + ( "GL_TEXTURE_BINDING_3D", GLint, + ["ctx->Texture.Unit[ctx->Texture.CurrentUnit].CurrentTex[TEXTURE_3D_INDEX]->Name"], "", None), + ( "GL_MAX_3D_TEXTURE_SIZE", GLint, ["1 << (ctx->Const.Max3DTextureLevels - 1)"], "", None), + + # OES_standard_derivatives + ( "GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB", GLenum, + ["ctx->Hint.FragmentShaderDerivative"], "", ["ARB_fragment_shader"] ), + + # Unique to ES 2 (not in full GL) + ( "GL_MAX_FRAGMENT_UNIFORM_VECTORS", GLint, + ["ctx->Const.FragmentProgram.MaxUniformComponents / 4"], "", None), + ( "GL_MAX_VARYING_VECTORS", GLint, + ["ctx->Const.MaxVarying"], "", None), + ( "GL_MAX_VERTEX_UNIFORM_VECTORS", GLint, + ["ctx->Const.VertexProgram.MaxUniformComponents / 4"], "", None), + ( "GL_SHADER_COMPILER", GLint, ["1"], "", None), + # OES_get_program_binary + ( "GL_NUM_SHADER_BINARY_FORMATS", GLint, ["0"], "", None), + ( "GL_SHADER_BINARY_FORMATS", GLint, [], "", None), +] + + + +def ConversionFunc(fromType, toType): + """Return the name of the macro to convert between two data types.""" + if fromType == toType: + return "" + elif fromType == GLfloat and toType == GLint: + return "IROUND" + elif fromType == GLfloatN and toType == GLfloat: + return "" + elif fromType == GLint and toType == GLfloat: # but not GLfloatN! + return "(GLfloat)" + else: + if fromType == GLfloatN: + fromType = GLfloat + fromStr = TypeStrings[fromType] + fromStr = string.upper(fromStr[2:]) + toStr = TypeStrings[toType] + toStr = string.upper(toStr[2:]) + return fromStr + "_TO_" + toStr + + +def EmitGetFunction(stateVars, returnType): + """Emit the code to implement glGetBooleanv, glGetIntegerv or glGetFloatv.""" + assert (returnType == GLboolean or + returnType == GLint or + returnType == GLfloat) + + strType = TypeStrings[returnType] + # Capitalize first letter of return type + if returnType == GLint: + function = "_mesa_GetIntegerv" + elif returnType == GLboolean: + function = "_mesa_GetBooleanv" + elif returnType == GLfloat: + function = "_mesa_GetFloatv" + else: + abort() + + print "void GLAPIENTRY" + print "%s( GLenum pname, %s *params )" % (function, strType) + print "{" + print " GET_CURRENT_CONTEXT(ctx);" + print " ASSERT_OUTSIDE_BEGIN_END(ctx);" + print "" + print " if (!params)" + print " return;" + print "" + print " if (ctx->NewState)" + print " _mesa_update_state(ctx);" + print "" + print " switch (pname) {" + + for (name, varType, state, optionalCode, extensions) in stateVars: + print " case " + name + ":" + if extensions: + if len(extensions) == 1: + print (' CHECK_EXT1(%s, "%s");' % + (extensions[0], function)) + elif len(extensions) == 2: + print (' CHECK_EXT2(%s, %s, "%s");' % + (extensions[0], extensions[1], function)) + elif len(extensions) == 3: + print (' CHECK_EXT3(%s, %s, %s, "%s");' % + (extensions[0], extensions[1], extensions[2], function)) + else: + assert len(extensions) == 4 + print (' CHECK_EXT4(%s, %s, %s, %s, "%s");' % + (extensions[0], extensions[1], extensions[2], extensions[3], function)) + if optionalCode: + print " {" + print " " + optionalCode + conversion = ConversionFunc(varType, returnType) + n = len(state) + for i in range(n): + if conversion: + print " params[%d] = %s(%s);" % (i, conversion, state[i]) + else: + print " params[%d] = %s;" % (i, state[i]) + if optionalCode: + print " }" + print " break;" + + print " default:" + print ' _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(pname=0x%%x)", pname);' % function + print " }" + print "}" + print "" + return + + + +def EmitHeader(): + """Print the get.c file header.""" + print """ +/*** + *** NOTE!!! DO NOT EDIT THIS FILE!!! IT IS GENERATED BY get_gen.py + ***/ + +#include "main/glheader.h" +#include "main/context.h" +#include "main/enable.h" +#include "main/extensions.h" +#include "main/fbobject.h" +#include "main/get.h" +#include "main/macros.h" +#include "main/mtypes.h" +#include "main/state.h" +#include "main/texcompress.h" + + +/* ES1 tokens that should be in gl.h but aren't */ +#define GL_MAX_ELEMENTS_INDICES 0x80E9 +#define GL_MAX_ELEMENTS_VERTICES 0x80E8 + + +/* ES2 special tokens */ +#define GL_MAX_FRAGMENT_UNIFORM_VECTORS 0x8DFD +#define GL_MAX_VARYING_VECTORS 0x8DFC +#define GL_MAX_VARYING_VECTORS 0x8DFC +#define GL_MAX_VERTEX_UNIFORM_VECTORS 0x8DFB +#define GL_SHADER_COMPILER 0x8DFA +#define GL_PLATFORM_BINARY 0x8D63 +#define GL_SHADER_BINARY_FORMATS 0x8DF8 +#define GL_NUM_SHADER_BINARY_FORMATS 0x8DF9 + + +#ifndef GL_OES_matrix_get +#define GL_MODELVIEW_MATRIX_FLOAT_AS_INT_BITS_OES 0x898D +#define GL_PROJECTION_MATRIX_FLOAT_AS_INT_BITS_OES 0x898E +#define GL_TEXTURE_MATRIX_FLOAT_AS_INT_BITS_OES 0x898F +#endif + +#ifndef GL_OES_compressed_paletted_texture +#define GL_PALETTE4_RGB8_OES 0x8B90 +#define GL_PALETTE4_RGBA8_OES 0x8B91 +#define GL_PALETTE4_R5_G6_B5_OES 0x8B92 +#define GL_PALETTE4_RGBA4_OES 0x8B93 +#define GL_PALETTE4_RGB5_A1_OES 0x8B94 +#define GL_PALETTE8_RGB8_OES 0x8B95 +#define GL_PALETTE8_RGBA8_OES 0x8B96 +#define GL_PALETTE8_R5_G6_B5_OES 0x8B97 +#define GL_PALETTE8_RGBA4_OES 0x8B98 +#define GL_PALETTE8_RGB5_A1_OES 0x8B99 +#endif + + +#define FLOAT_TO_BOOLEAN(X) ( (X) ? GL_TRUE : GL_FALSE ) + +#define INT_TO_BOOLEAN(I) ( (I) ? GL_TRUE : GL_FALSE ) + +#define BOOLEAN_TO_INT(B) ( (GLint) (B) ) +#define BOOLEAN_TO_FLOAT(B) ( (B) ? 1.0F : 0.0F ) + + +/* + * Check if named extension is enabled, if not generate error and return. + */ +#define CHECK_EXT1(EXT1, FUNC) \\ + if (!ctx->Extensions.EXT1) { \\ + _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname); \\ + return; \\ + } + +/* + * Check if either of two extensions is enabled. + */ +#define CHECK_EXT2(EXT1, EXT2, FUNC) \\ + if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) { \\ + _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname); \\ + return; \\ + } + +/* + * Check if either of three extensions is enabled. + */ +#define CHECK_EXT3(EXT1, EXT2, EXT3, FUNC) \\ + if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 && \\ + !ctx->Extensions.EXT3) { \\ + _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname); \\ + return; \\ + } + +/* + * Check if either of four extensions is enabled. + */ +#define CHECK_EXT4(EXT1, EXT2, EXT3, EXT4, FUNC) \\ + if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2 && \\ + !ctx->Extensions.EXT3 && !ctx->Extensions.EXT4) { \\ + _mesa_error(ctx, GL_INVALID_ENUM, FUNC "(0x%x)", (int) pname); \\ + return; \\ + } + + + +/** + * List of compressed texture formats supported by ES. + */ +static GLenum compressed_formats[] = { + GL_PALETTE4_RGB8_OES, + GL_PALETTE4_RGBA8_OES, + GL_PALETTE4_R5_G6_B5_OES, + GL_PALETTE4_RGBA4_OES, + GL_PALETTE4_RGB5_A1_OES, + GL_PALETTE8_RGB8_OES, + GL_PALETTE8_RGBA8_OES, + GL_PALETTE8_R5_G6_B5_OES, + GL_PALETTE8_RGBA4_OES, + GL_PALETTE8_RGB5_A1_OES +}; + +#define ARRAY_SIZE(A) (sizeof(A) / sizeof(A[0])) + +""" + return + + +def EmitAll(stateVars): + EmitHeader() + EmitGetFunction(stateVars, GLboolean) + EmitGetFunction(stateVars, GLfloat) + EmitGetFunction(stateVars, GLint) + + +def main(args): + # Determine whether to generate ES1 or ES2 queries + if len(args) > 1 and args[1] == "1": + API = 1 + elif len(args) > 1 and args[1] == "2": + API = 2 + else: + API = 1 + #print "len args = %d API = %d" % (len(args), API) + + if API == 1: + vars = StateVars_common + StateVars_es1 + else: + vars = StateVars_common + StateVars_es2 + + EmitAll(vars) + + +main(sys.argv) |