diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/main/enable.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/main/enable.c | 1456 |
1 files changed, 0 insertions, 1456 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/main/enable.c b/nx-X11/extras/Mesa/src/mesa/main/enable.c deleted file mode 100644 index 67fd083ca..000000000 --- a/nx-X11/extras/Mesa/src/mesa/main/enable.c +++ /dev/null @@ -1,1456 +0,0 @@ -/** - * \file enable.c - * Enable/disable/query GL capabilities. - */ - -/* - * Mesa 3-D graphics library - * Version: 6.1 - * - * Copyright (C) 1999-2004 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. - */ - - -#include "glheader.h" -#include "context.h" -#include "enable.h" -#include "light.h" -#include "macros.h" -#include "simple_list.h" -#include "mtypes.h" -#include "enums.h" -#include "math/m_matrix.h" -#include "math/m_xform.h" - - - -#define CHECK_EXTENSION(EXTNAME, CAP) \ - if (!ctx->Extensions.EXTNAME) { \ - _mesa_error(ctx, GL_INVALID_ENUM, "gl%sClientState(0x%x)", \ - state ? "Enable" : "Disable", CAP); \ - return; \ - } - - -static void -client_state( GLcontext *ctx, GLenum cap, GLboolean state ) -{ - GLuint flag; - GLuint *var; - - switch (cap) { - case GL_VERTEX_ARRAY: - var = &ctx->Array.Vertex.Enabled; - flag = _NEW_ARRAY_VERTEX; - break; - case GL_NORMAL_ARRAY: - var = &ctx->Array.Normal.Enabled; - flag = _NEW_ARRAY_NORMAL; - break; - case GL_COLOR_ARRAY: - var = &ctx->Array.Color.Enabled; - flag = _NEW_ARRAY_COLOR0; - break; - case GL_INDEX_ARRAY: - var = &ctx->Array.Index.Enabled; - flag = _NEW_ARRAY_INDEX; - break; - case GL_TEXTURE_COORD_ARRAY: - var = &ctx->Array.TexCoord[ctx->Array.ActiveTexture].Enabled; - flag = _NEW_ARRAY_TEXCOORD(ctx->Array.ActiveTexture); - break; - case GL_EDGE_FLAG_ARRAY: - var = &ctx->Array.EdgeFlag.Enabled; - flag = _NEW_ARRAY_EDGEFLAG; - break; - case GL_FOG_COORDINATE_ARRAY_EXT: - var = &ctx->Array.FogCoord.Enabled; - flag = _NEW_ARRAY_FOGCOORD; - break; - case GL_SECONDARY_COLOR_ARRAY_EXT: - var = &ctx->Array.SecondaryColor.Enabled; - flag = _NEW_ARRAY_COLOR1; - break; - -#if FEATURE_NV_vertex_program - case GL_VERTEX_ATTRIB_ARRAY0_NV: - case GL_VERTEX_ATTRIB_ARRAY1_NV: - case GL_VERTEX_ATTRIB_ARRAY2_NV: - case GL_VERTEX_ATTRIB_ARRAY3_NV: - case GL_VERTEX_ATTRIB_ARRAY4_NV: - case GL_VERTEX_ATTRIB_ARRAY5_NV: - case GL_VERTEX_ATTRIB_ARRAY6_NV: - case GL_VERTEX_ATTRIB_ARRAY7_NV: - case GL_VERTEX_ATTRIB_ARRAY8_NV: - case GL_VERTEX_ATTRIB_ARRAY9_NV: - case GL_VERTEX_ATTRIB_ARRAY10_NV: - case GL_VERTEX_ATTRIB_ARRAY11_NV: - case GL_VERTEX_ATTRIB_ARRAY12_NV: - case GL_VERTEX_ATTRIB_ARRAY13_NV: - case GL_VERTEX_ATTRIB_ARRAY14_NV: - case GL_VERTEX_ATTRIB_ARRAY15_NV: - CHECK_EXTENSION(NV_vertex_program, cap); - { - GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV; - var = &ctx->Array.VertexAttrib[n].Enabled; - flag = _NEW_ARRAY_ATTRIB(n); - } - break; -#endif /* FEATURE_NV_vertex_program */ - - default: - _mesa_error( ctx, GL_INVALID_ENUM, - "glEnable/DisableClientState(0x%x)", cap); - return; - } - - if (*var == state) - return; - - FLUSH_VERTICES(ctx, _NEW_ARRAY); - ctx->Array.NewState |= flag; - *var = state; - - if (state) - ctx->Array._Enabled |= flag; - else - ctx->Array._Enabled &= ~flag; - - if (ctx->Driver.Enable) { - (*ctx->Driver.Enable)( ctx, cap, state ); - } -} - - -/** - * Enable GL capability. - * - * \param cap capability. - * - * \sa glEnable(). - * - * Get's the current context, assures that we're outside glBegin()/glEnd() and - * calls client_state(). - */ -void GLAPIENTRY -_mesa_EnableClientState( GLenum cap ) -{ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - client_state( ctx, cap, GL_TRUE ); -} - - -/** - * Disable GL capability. - * - * \param cap capability. - * - * \sa glDisable(). - * - * Get's the current context, assures that we're outside glBegin()/glEnd() and - * calls client_state(). - */ -void GLAPIENTRY -_mesa_DisableClientState( GLenum cap ) -{ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - client_state( ctx, cap, GL_FALSE ); -} - - -#undef CHECK_EXTENSION -#define CHECK_EXTENSION(EXTNAME, CAP) \ - if (!ctx->Extensions.EXTNAME) { \ - _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(0x%x)", \ - state ? "Enable" : "Disable", CAP); \ - return; \ - } - -#define CHECK_EXTENSION2(EXT1, EXT2, CAP) \ - if (!ctx->Extensions.EXT1 && !ctx->Extensions.EXT2) { \ - _mesa_error(ctx, GL_INVALID_ENUM, "gl%s(0x%x)", \ - state ? "Enable" : "Disable", CAP); \ - return; \ - } - - - -/** - * Perform glEnable() and glDisable() calls. - * - * \param ctx GL context. - * \param cap capability. - * \param state whether to enable or disable the specified capability. - * - * Updates the current context and flushes the vertices as needed. For - * capabilities associated with extensions it verifies that those extensions - * are effectivly present before updating. Notifies the driver via - * dd_function_table::Enable. - */ -void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state ) -{ - if (MESA_VERBOSE & VERBOSE_API) - _mesa_debug(ctx, "%s %s (newstate is %x)\n", - state ? "glEnable" : "glDisable", - _mesa_lookup_enum_by_nr(cap), - ctx->NewState); - - switch (cap) { - case GL_ALPHA_TEST: - if (ctx->Color.AlphaEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_COLOR); - ctx->Color.AlphaEnabled = state; - break; - case GL_AUTO_NORMAL: - if (ctx->Eval.AutoNormal == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.AutoNormal = state; - break; - case GL_BLEND: - if (ctx->Color.BlendEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_COLOR); - ctx->Color.BlendEnabled = state; - /* This is needed to support 1.1's RGB logic ops AND - * 1.0's blending logicops. - */ - ctx->Color._LogicOpEnabled = - (ctx->Color.ColorLogicOpEnabled || - (state && ctx->Color.BlendEquationRGB == GL_LOGIC_OP)); - break; -#if FEATURE_userclip - case GL_CLIP_PLANE0: - case GL_CLIP_PLANE1: - case GL_CLIP_PLANE2: - case GL_CLIP_PLANE3: - case GL_CLIP_PLANE4: - case GL_CLIP_PLANE5: - { - const GLuint p = cap - GL_CLIP_PLANE0; - - if ((ctx->Transform.ClipPlanesEnabled & (1 << p)) == ((GLuint) state << p)) - return; - - FLUSH_VERTICES(ctx, _NEW_TRANSFORM); - - if (state) { - ctx->Transform.ClipPlanesEnabled |= (1 << p); - - if (_math_matrix_is_dirty(ctx->ProjectionMatrixStack.Top)) - _math_matrix_analyse( ctx->ProjectionMatrixStack.Top ); - - /* This derived state also calculated in clip.c and - * from _mesa_update_state() on changes to EyeUserPlane - * and ctx->ProjectionMatrix respectively. - */ - _mesa_transform_vector( ctx->Transform._ClipUserPlane[p], - ctx->Transform.EyeUserPlane[p], - ctx->ProjectionMatrixStack.Top->inv ); - } - else { - ctx->Transform.ClipPlanesEnabled &= ~(1 << p); - } - } - break; -#endif - case GL_COLOR_MATERIAL: - if (ctx->Light.ColorMaterialEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_LIGHT); - FLUSH_CURRENT(ctx, 0); - ctx->Light.ColorMaterialEnabled = state; - if (state) { - _mesa_update_color_material( ctx, - ctx->Current.Attrib[VERT_ATTRIB_COLOR0] ); - } - break; - case GL_CULL_FACE: - if (ctx->Polygon.CullFlag == state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.CullFlag = state; - break; - - case GL_CULL_VERTEX_EXT: - CHECK_EXTENSION(EXT_cull_vertex, cap); - if (ctx->Transform.CullVertexFlag == state) - return; - FLUSH_VERTICES(ctx, _NEW_TRANSFORM); - ctx->Transform.CullVertexFlag = state; - break; - - case GL_DEPTH_TEST: - if (state && ctx->DrawBuffer->Visual.depthBits == 0) { - _mesa_warning(ctx,"glEnable(GL_DEPTH_TEST) but no depth buffer"); - return; - } - if (ctx->Depth.Test==state) - return; - FLUSH_VERTICES(ctx, _NEW_DEPTH); - ctx->Depth.Test = state; - break; - case GL_DITHER: - if (ctx->NoDither) { - state = GL_FALSE; /* MESA_NO_DITHER env var */ - } - if (ctx->Color.DitherFlag==state) - return; - FLUSH_VERTICES(ctx, _NEW_COLOR); - ctx->Color.DitherFlag = state; - break; - case GL_FOG: - if (ctx->Fog.Enabled==state) - return; - FLUSH_VERTICES(ctx, _NEW_FOG); - ctx->Fog.Enabled = state; - break; - case GL_HISTOGRAM: - CHECK_EXTENSION(EXT_histogram, cap); - if (ctx->Pixel.HistogramEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.HistogramEnabled = state; - break; - case GL_LIGHT0: - case GL_LIGHT1: - case GL_LIGHT2: - case GL_LIGHT3: - case GL_LIGHT4: - case GL_LIGHT5: - case GL_LIGHT6: - case GL_LIGHT7: - if (ctx->Light.Light[cap-GL_LIGHT0].Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_LIGHT); - ctx->Light.Light[cap-GL_LIGHT0].Enabled = state; - if (state) { - insert_at_tail(&ctx->Light.EnabledList, - &ctx->Light.Light[cap-GL_LIGHT0]); - } - else { - remove_from_list(&ctx->Light.Light[cap-GL_LIGHT0]); - } - break; - case GL_LIGHTING: - if (ctx->Light.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_LIGHT); - ctx->Light.Enabled = state; - - if (ctx->Light.Enabled && ctx->Light.Model.TwoSide) - ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE; - else - ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE; - - break; - case GL_LINE_SMOOTH: - if (ctx->Line.SmoothFlag == state) - return; - FLUSH_VERTICES(ctx, _NEW_LINE); - ctx->Line.SmoothFlag = state; - ctx->_TriangleCaps ^= DD_LINE_SMOOTH; - break; - case GL_LINE_STIPPLE: - if (ctx->Line.StippleFlag == state) - return; - FLUSH_VERTICES(ctx, _NEW_LINE); - ctx->Line.StippleFlag = state; - ctx->_TriangleCaps ^= DD_LINE_STIPPLE; - break; - case GL_INDEX_LOGIC_OP: - if (ctx->Color.IndexLogicOpEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_COLOR); - ctx->Color.IndexLogicOpEnabled = state; - break; - case GL_COLOR_LOGIC_OP: - if (ctx->Color.ColorLogicOpEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_COLOR); - ctx->Color.ColorLogicOpEnabled = state; - /* This is needed to support 1.1's RGB logic ops AND - * 1.0's blending logicops. - */ - ctx->Color._LogicOpEnabled = - (state || (ctx->Color.BlendEnabled && - ctx->Color.BlendEquationRGB == GL_LOGIC_OP)); - break; - case GL_MAP1_COLOR_4: - if (ctx->Eval.Map1Color4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Color4 = state; - break; - case GL_MAP1_INDEX: - if (ctx->Eval.Map1Index == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Index = state; - break; - case GL_MAP1_NORMAL: - if (ctx->Eval.Map1Normal == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Normal = state; - break; - case GL_MAP1_TEXTURE_COORD_1: - if (ctx->Eval.Map1TextureCoord1 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1TextureCoord1 = state; - break; - case GL_MAP1_TEXTURE_COORD_2: - if (ctx->Eval.Map1TextureCoord2 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1TextureCoord2 = state; - break; - case GL_MAP1_TEXTURE_COORD_3: - if (ctx->Eval.Map1TextureCoord3 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1TextureCoord3 = state; - break; - case GL_MAP1_TEXTURE_COORD_4: - if (ctx->Eval.Map1TextureCoord4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1TextureCoord4 = state; - break; - case GL_MAP1_VERTEX_3: - if (ctx->Eval.Map1Vertex3 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Vertex3 = state; - break; - case GL_MAP1_VERTEX_4: - if (ctx->Eval.Map1Vertex4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Vertex4 = state; - break; - case GL_MAP2_COLOR_4: - if (ctx->Eval.Map2Color4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Color4 = state; - break; - case GL_MAP2_INDEX: - if (ctx->Eval.Map2Index == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Index = state; - break; - case GL_MAP2_NORMAL: - if (ctx->Eval.Map2Normal == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Normal = state; - break; - case GL_MAP2_TEXTURE_COORD_1: - if (ctx->Eval.Map2TextureCoord1 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2TextureCoord1 = state; - break; - case GL_MAP2_TEXTURE_COORD_2: - if (ctx->Eval.Map2TextureCoord2 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2TextureCoord2 = state; - break; - case GL_MAP2_TEXTURE_COORD_3: - if (ctx->Eval.Map2TextureCoord3 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2TextureCoord3 = state; - break; - case GL_MAP2_TEXTURE_COORD_4: - if (ctx->Eval.Map2TextureCoord4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2TextureCoord4 = state; - break; - case GL_MAP2_VERTEX_3: - if (ctx->Eval.Map2Vertex3 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Vertex3 = state; - break; - case GL_MAP2_VERTEX_4: - if (ctx->Eval.Map2Vertex4 == state) - return; - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Vertex4 = state; - break; - case GL_MINMAX: - if (ctx->Pixel.MinMaxEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.MinMaxEnabled = state; - break; - case GL_NORMALIZE: - if (ctx->Transform.Normalize == state) - return; - FLUSH_VERTICES(ctx, _NEW_TRANSFORM); - ctx->Transform.Normalize = state; - break; - case GL_POINT_SMOOTH: - if (ctx->Point.SmoothFlag==state) - return; - FLUSH_VERTICES(ctx, _NEW_POINT); - ctx->Point.SmoothFlag = state; - ctx->_TriangleCaps ^= DD_POINT_SMOOTH; - break; - case GL_POLYGON_SMOOTH: - if (ctx->Polygon.SmoothFlag==state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.SmoothFlag = state; - ctx->_TriangleCaps ^= DD_TRI_SMOOTH; - break; - case GL_POLYGON_STIPPLE: - if (ctx->Polygon.StippleFlag==state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.StippleFlag = state; - ctx->_TriangleCaps ^= DD_TRI_STIPPLE; - break; - case GL_POLYGON_OFFSET_POINT: - if (ctx->Polygon.OffsetPoint==state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.OffsetPoint = state; - break; - case GL_POLYGON_OFFSET_LINE: - if (ctx->Polygon.OffsetLine==state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.OffsetLine = state; - break; - case GL_POLYGON_OFFSET_FILL: - /*case GL_POLYGON_OFFSET_EXT:*/ - if (ctx->Polygon.OffsetFill==state) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); - ctx->Polygon.OffsetFill = state; - break; - case GL_RESCALE_NORMAL_EXT: - if (ctx->Transform.RescaleNormals == state) - return; - FLUSH_VERTICES(ctx, _NEW_TRANSFORM); - ctx->Transform.RescaleNormals = state; - break; - case GL_SCISSOR_TEST: - if (ctx->Scissor.Enabled==state) - return; - FLUSH_VERTICES(ctx, _NEW_SCISSOR); - ctx->Scissor.Enabled = state; - break; - case GL_SHARED_TEXTURE_PALETTE_EXT: - if (ctx->Texture.SharedPalette == state) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - ctx->Texture.SharedPalette = state; - break; - case GL_STENCIL_TEST: - if (state && ctx->DrawBuffer->Visual.stencilBits == 0) { - _mesa_warning(ctx, - "glEnable(GL_STENCIL_TEST) but no stencil buffer"); - return; - } - if (ctx->Stencil.Enabled==state) - return; - FLUSH_VERTICES(ctx, _NEW_STENCIL); - ctx->Stencil.Enabled = state; - break; - case GL_TEXTURE_1D: { - const GLuint curr = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - GLuint newenabled = texUnit->Enabled & ~TEXTURE_1D_BIT; - if (state) - newenabled |= TEXTURE_1D_BIT; - if (!ctx->DrawBuffer->Visual.rgbMode - || texUnit->Enabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->Enabled = newenabled; - break; - } - case GL_TEXTURE_2D: { - const GLuint curr = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - GLuint newenabled = texUnit->Enabled & ~TEXTURE_2D_BIT; - if (state) - newenabled |= TEXTURE_2D_BIT; - if (!ctx->DrawBuffer->Visual.rgbMode - || texUnit->Enabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->Enabled = newenabled; - break; - } - case GL_TEXTURE_3D: { - const GLuint curr = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - GLuint newenabled = texUnit->Enabled & ~TEXTURE_3D_BIT; - if (state) - newenabled |= TEXTURE_3D_BIT; - if (!ctx->DrawBuffer->Visual.rgbMode - || texUnit->Enabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->Enabled = newenabled; - break; - } - case GL_TEXTURE_GEN_Q: { - GLuint unit = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint newenabled = texUnit->TexGenEnabled & ~Q_BIT; - if (state) - newenabled |= Q_BIT; - if (texUnit->TexGenEnabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->TexGenEnabled = newenabled; - break; - } - case GL_TEXTURE_GEN_R: { - GLuint unit = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint newenabled = texUnit->TexGenEnabled & ~R_BIT; - if (state) - newenabled |= R_BIT; - if (texUnit->TexGenEnabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->TexGenEnabled = newenabled; - break; - } - case GL_TEXTURE_GEN_S: { - GLuint unit = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint newenabled = texUnit->TexGenEnabled & ~S_BIT; - if (state) - newenabled |= S_BIT; - if (texUnit->TexGenEnabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->TexGenEnabled = newenabled; - break; - } - case GL_TEXTURE_GEN_T: { - GLuint unit = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLuint newenabled = texUnit->TexGenEnabled & ~T_BIT; - if (state) - newenabled |= T_BIT; - if (texUnit->TexGenEnabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->TexGenEnabled = newenabled; - break; - } - - /* - * CLIENT STATE!!! - */ - case GL_VERTEX_ARRAY: - case GL_NORMAL_ARRAY: - case GL_COLOR_ARRAY: - case GL_INDEX_ARRAY: - case GL_TEXTURE_COORD_ARRAY: - case GL_EDGE_FLAG_ARRAY: - case GL_FOG_COORDINATE_ARRAY_EXT: - case GL_SECONDARY_COLOR_ARRAY_EXT: - client_state( ctx, cap, state ); - return; - - /* GL_HP_occlusion_test */ - case GL_OCCLUSION_TEST_HP: - CHECK_EXTENSION(HP_occlusion_test, cap); - if (ctx->Depth.OcclusionTest == state) - return; - FLUSH_VERTICES(ctx, _NEW_DEPTH); - ctx->Depth.OcclusionTest = state; - if (state) - ctx->OcclusionResult = ctx->OcclusionResultSaved; - else - ctx->OcclusionResultSaved = ctx->OcclusionResult; - break; - - /* GL_SGIS_pixel_texture */ - case GL_PIXEL_TEXTURE_SGIS: - CHECK_EXTENSION(SGIS_pixel_texture, cap); - if (ctx->Pixel.PixelTextureEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PixelTextureEnabled = state; - break; - - /* GL_SGIX_pixel_texture */ - case GL_PIXEL_TEX_GEN_SGIX: - CHECK_EXTENSION(SGIX_pixel_texture, cap); - if (ctx->Pixel.PixelTextureEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PixelTextureEnabled = state; - break; - - /* GL_SGI_color_table */ - case GL_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table, cap); - if (ctx->Pixel.ColorTableEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.ColorTableEnabled = state; - break; - case GL_POST_CONVOLUTION_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table, cap); - if (ctx->Pixel.PostConvolutionColorTableEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostConvolutionColorTableEnabled = state; - break; - case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table, cap); - if (ctx->Pixel.PostColorMatrixColorTableEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.PostColorMatrixColorTableEnabled = state; - break; - case GL_TEXTURE_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_texture_color_table, cap); - if (ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled = state; - break; - - /* GL_EXT_convolution */ - case GL_CONVOLUTION_1D: - CHECK_EXTENSION(EXT_convolution, cap); - if (ctx->Pixel.Convolution1DEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.Convolution1DEnabled = state; - break; - case GL_CONVOLUTION_2D: - CHECK_EXTENSION(EXT_convolution, cap); - if (ctx->Pixel.Convolution2DEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.Convolution2DEnabled = state; - break; - case GL_SEPARABLE_2D: - CHECK_EXTENSION(EXT_convolution, cap); - if (ctx->Pixel.Separable2DEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PIXEL); - ctx->Pixel.Separable2DEnabled = state; - break; - - /* GL_ARB_texture_cube_map */ - case GL_TEXTURE_CUBE_MAP_ARB: - { - const GLuint curr = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - GLuint newenabled = texUnit->Enabled & ~TEXTURE_CUBE_BIT; - CHECK_EXTENSION(ARB_texture_cube_map, cap); - if (state) - newenabled |= TEXTURE_CUBE_BIT; - if (!ctx->DrawBuffer->Visual.rgbMode - || texUnit->Enabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->Enabled = newenabled; - } - break; - - /* GL_EXT_secondary_color */ - case GL_COLOR_SUM_EXT: - CHECK_EXTENSION(EXT_secondary_color, cap); - if (ctx->Fog.ColorSumEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_FOG); - ctx->Fog.ColorSumEnabled = state; - break; - - /* GL_ARB_multisample */ - case GL_MULTISAMPLE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); - if (ctx->Multisample.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); - ctx->Multisample.Enabled = state; - break; - case GL_SAMPLE_ALPHA_TO_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); - if (ctx->Multisample.SampleAlphaToCoverage == state) - return; - FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); - ctx->Multisample.SampleAlphaToCoverage = state; - break; - case GL_SAMPLE_ALPHA_TO_ONE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); - if (ctx->Multisample.SampleAlphaToOne == state) - return; - FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); - ctx->Multisample.SampleAlphaToOne = state; - break; - case GL_SAMPLE_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample, cap); - if (ctx->Multisample.SampleCoverage == state) - return; - FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); - ctx->Multisample.SampleCoverage = state; - break; - case GL_SAMPLE_COVERAGE_INVERT_ARB: - CHECK_EXTENSION(ARB_multisample, cap); - if (ctx->Multisample.SampleCoverageInvert == state) - return; - FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE); - ctx->Multisample.SampleCoverageInvert = state; - break; - - /* GL_IBM_rasterpos_clip */ - case GL_RASTER_POSITION_UNCLIPPED_IBM: - CHECK_EXTENSION(IBM_rasterpos_clip, cap); - if (ctx->Transform.RasterPositionUnclipped == state) - return; - FLUSH_VERTICES(ctx, _NEW_TRANSFORM); - ctx->Transform.RasterPositionUnclipped = state; - break; - - /* GL_NV_point_sprite */ - case GL_POINT_SPRITE_NV: - CHECK_EXTENSION2(NV_point_sprite, ARB_point_sprite, cap); - if (ctx->Point.PointSprite == state) - return; - FLUSH_VERTICES(ctx, _NEW_POINT); - ctx->Point.PointSprite = state; - break; - -#if FEATURE_NV_vertex_program - case GL_VERTEX_PROGRAM_NV: - CHECK_EXTENSION2(NV_vertex_program, ARB_vertex_program, cap); - if (ctx->VertexProgram.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->VertexProgram.Enabled = state; - break; - case GL_VERTEX_PROGRAM_POINT_SIZE_NV: - CHECK_EXTENSION2(NV_vertex_program, ARB_vertex_program, cap); - if (ctx->VertexProgram.PointSizeEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->VertexProgram.PointSizeEnabled = state; - break; - case GL_VERTEX_PROGRAM_TWO_SIDE_NV: - CHECK_EXTENSION2(NV_vertex_program, ARB_vertex_program, cap); - if (ctx->VertexProgram.TwoSideEnabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->VertexProgram.TwoSideEnabled = state; - break; - case GL_MAP1_VERTEX_ATTRIB0_4_NV: - case GL_MAP1_VERTEX_ATTRIB1_4_NV: - case GL_MAP1_VERTEX_ATTRIB2_4_NV: - case GL_MAP1_VERTEX_ATTRIB3_4_NV: - case GL_MAP1_VERTEX_ATTRIB4_4_NV: - case GL_MAP1_VERTEX_ATTRIB5_4_NV: - case GL_MAP1_VERTEX_ATTRIB6_4_NV: - case GL_MAP1_VERTEX_ATTRIB7_4_NV: - case GL_MAP1_VERTEX_ATTRIB8_4_NV: - case GL_MAP1_VERTEX_ATTRIB9_4_NV: - case GL_MAP1_VERTEX_ATTRIB10_4_NV: - case GL_MAP1_VERTEX_ATTRIB11_4_NV: - case GL_MAP1_VERTEX_ATTRIB12_4_NV: - case GL_MAP1_VERTEX_ATTRIB13_4_NV: - case GL_MAP1_VERTEX_ATTRIB14_4_NV: - case GL_MAP1_VERTEX_ATTRIB15_4_NV: - CHECK_EXTENSION(NV_vertex_program, cap); - { - const GLuint map = (GLuint) (cap - GL_MAP1_VERTEX_ATTRIB0_4_NV); - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map1Attrib[map] = state; - } - break; - case GL_MAP2_VERTEX_ATTRIB0_4_NV: - case GL_MAP2_VERTEX_ATTRIB1_4_NV: - case GL_MAP2_VERTEX_ATTRIB2_4_NV: - case GL_MAP2_VERTEX_ATTRIB3_4_NV: - case GL_MAP2_VERTEX_ATTRIB4_4_NV: - case GL_MAP2_VERTEX_ATTRIB5_4_NV: - case GL_MAP2_VERTEX_ATTRIB6_4_NV: - case GL_MAP2_VERTEX_ATTRIB7_4_NV: - case GL_MAP2_VERTEX_ATTRIB8_4_NV: - case GL_MAP2_VERTEX_ATTRIB9_4_NV: - case GL_MAP2_VERTEX_ATTRIB10_4_NV: - case GL_MAP2_VERTEX_ATTRIB11_4_NV: - case GL_MAP2_VERTEX_ATTRIB12_4_NV: - case GL_MAP2_VERTEX_ATTRIB13_4_NV: - case GL_MAP2_VERTEX_ATTRIB14_4_NV: - case GL_MAP2_VERTEX_ATTRIB15_4_NV: - CHECK_EXTENSION(NV_vertex_program, cap); - { - const GLuint map = (GLuint) (cap - GL_MAP2_VERTEX_ATTRIB0_4_NV); - FLUSH_VERTICES(ctx, _NEW_EVAL); - ctx->Eval.Map2Attrib[map] = state; - } - break; -#endif /* FEATURE_NV_vertex_program */ - -#if FEATURE_NV_fragment_program - case GL_FRAGMENT_PROGRAM_NV: - CHECK_EXTENSION(NV_fragment_program, cap); - if (ctx->FragmentProgram.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->FragmentProgram.Enabled = state; - break; -#endif /* FEATURE_NV_fragment_program */ - - /* GL_NV_texture_rectangle */ - case GL_TEXTURE_RECTANGLE_NV: - CHECK_EXTENSION(NV_texture_rectangle, cap); - { - const GLuint curr = ctx->Texture.CurrentUnit; - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[curr]; - GLuint newenabled = texUnit->Enabled & ~TEXTURE_RECT_BIT; - CHECK_EXTENSION(NV_texture_rectangle, cap); - if (state) - newenabled |= TEXTURE_RECT_BIT; - if (!ctx->DrawBuffer->Visual.rgbMode - || texUnit->Enabled == newenabled) - return; - FLUSH_VERTICES(ctx, _NEW_TEXTURE); - texUnit->Enabled = newenabled; - } - break; - - /* GL_EXT_stencil_two_side */ - case GL_STENCIL_TEST_TWO_SIDE_EXT: - CHECK_EXTENSION(EXT_stencil_two_side, cap); - if (ctx->Stencil.TestTwoSide == state) - return; - FLUSH_VERTICES(ctx, _NEW_STENCIL); - ctx->Stencil.TestTwoSide = state; - if (state) { - ctx->_TriangleCaps |= DD_TRI_TWOSTENCIL; - } else { - ctx->_TriangleCaps &= ~DD_TRI_TWOSTENCIL; - } - break; - -#if FEATURE_ARB_fragment_program - case GL_FRAGMENT_PROGRAM_ARB: - CHECK_EXTENSION(ARB_fragment_program, cap); - if (ctx->FragmentProgram.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->FragmentProgram.Enabled = state; - break; -#endif /* FEATURE_ARB_fragment_program */ - - /* GL_EXT_depth_bounds_test */ - case GL_DEPTH_BOUNDS_TEST_EXT: - CHECK_EXTENSION(EXT_depth_bounds_test, cap); - if (state && ctx->DrawBuffer->Visual.depthBits == 0) { - _mesa_warning(ctx, - "glEnable(GL_DEPTH_BOUNDS_TEST_EXT) but no depth buffer"); - return; - } - if (ctx->Depth.BoundsTest == state) - return; - FLUSH_VERTICES(ctx, _NEW_DEPTH); - ctx->Depth.BoundsTest = state; - break; - - /* GL_MESA_program_debug */ - case GL_FRAGMENT_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug, cap); - ctx->FragmentProgram.CallbackEnabled = state; - break; - case GL_VERTEX_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug, cap); - ctx->VertexProgram.CallbackEnabled = state; - break; - -#if FEATURE_ATI_fragment_shader - case GL_FRAGMENT_SHADER_ATI: - CHECK_EXTENSION(ATI_fragment_shader, cap); - if (ctx->ATIFragmentShader.Enabled == state) - return; - FLUSH_VERTICES(ctx, _NEW_PROGRAM); - ctx->ATIFragmentShader.Enabled = state; - break; -#endif - default: - _mesa_error(ctx, GL_INVALID_ENUM, - "%s(0x%x)", state ? "glEnable" : "glDisable", cap); - return; - } - - if (ctx->Driver.Enable) { - (*ctx->Driver.Enable)( ctx, cap, state ); - } -} - - -/** - * Enable GL capability. - * - * \param cap capability. - * - * \sa glEnable(). - * - * Get's the current context, assures that we're outside glBegin()/glEnd() and - * calls _mesa_set_enable(). - */ -void GLAPIENTRY -_mesa_Enable( GLenum cap ) -{ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - _mesa_set_enable( ctx, cap, GL_TRUE ); -} - - -/** - * Disable GL capability. - * - * \param cap capability. - * - * \sa glDisable(). - * - * Get's the current context, assures that we're outside glBegin()/glEnd() and - * calls _mesa_set_enable(). - */ -void GLAPIENTRY -_mesa_Disable( GLenum cap ) -{ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - _mesa_set_enable( ctx, cap, GL_FALSE ); -} - - -#undef CHECK_EXTENSION -#define CHECK_EXTENSION(EXTNAME) \ - if (!ctx->Extensions.EXTNAME) { \ - _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled"); \ - return GL_FALSE; \ - } - - -/** - * Test whether a capability is enabled. - * - * \param cap capability. - * - * Returns the state of the specified capability from the current GL context. - * For the capabilities associated with extensions verifies that those - * extensions are effectively present before reporting. - */ -GLboolean GLAPIENTRY -_mesa_IsEnabled( GLenum cap ) -{ - GET_CURRENT_CONTEXT(ctx); - switch (cap) { - case GL_ALPHA_TEST: - return ctx->Color.AlphaEnabled; - case GL_AUTO_NORMAL: - return ctx->Eval.AutoNormal; - case GL_BLEND: - return ctx->Color.BlendEnabled; - case GL_CLIP_PLANE0: - case GL_CLIP_PLANE1: - case GL_CLIP_PLANE2: - case GL_CLIP_PLANE3: - case GL_CLIP_PLANE4: - case GL_CLIP_PLANE5: - return (ctx->Transform.ClipPlanesEnabled >> (cap - GL_CLIP_PLANE0)) & 1; - case GL_COLOR_MATERIAL: - return ctx->Light.ColorMaterialEnabled; - case GL_CULL_FACE: - return ctx->Polygon.CullFlag; - case GL_DEPTH_TEST: - return ctx->Depth.Test; - case GL_DITHER: - return ctx->Color.DitherFlag; - case GL_FOG: - return ctx->Fog.Enabled; - case GL_LIGHTING: - return ctx->Light.Enabled; - case GL_LIGHT0: - case GL_LIGHT1: - case GL_LIGHT2: - case GL_LIGHT3: - case GL_LIGHT4: - case GL_LIGHT5: - case GL_LIGHT6: - case GL_LIGHT7: - return ctx->Light.Light[cap-GL_LIGHT0].Enabled; - case GL_LINE_SMOOTH: - return ctx->Line.SmoothFlag; - case GL_LINE_STIPPLE: - return ctx->Line.StippleFlag; - case GL_INDEX_LOGIC_OP: - return ctx->Color.IndexLogicOpEnabled; - case GL_COLOR_LOGIC_OP: - return ctx->Color.ColorLogicOpEnabled; - case GL_MAP1_COLOR_4: - return ctx->Eval.Map1Color4; - case GL_MAP1_INDEX: - return ctx->Eval.Map1Index; - case GL_MAP1_NORMAL: - return ctx->Eval.Map1Normal; - case GL_MAP1_TEXTURE_COORD_1: - return ctx->Eval.Map1TextureCoord1; - case GL_MAP1_TEXTURE_COORD_2: - return ctx->Eval.Map1TextureCoord2; - case GL_MAP1_TEXTURE_COORD_3: - return ctx->Eval.Map1TextureCoord3; - case GL_MAP1_TEXTURE_COORD_4: - return ctx->Eval.Map1TextureCoord4; - case GL_MAP1_VERTEX_3: - return ctx->Eval.Map1Vertex3; - case GL_MAP1_VERTEX_4: - return ctx->Eval.Map1Vertex4; - case GL_MAP2_COLOR_4: - return ctx->Eval.Map2Color4; - case GL_MAP2_INDEX: - return ctx->Eval.Map2Index; - case GL_MAP2_NORMAL: - return ctx->Eval.Map2Normal; - case GL_MAP2_TEXTURE_COORD_1: - return ctx->Eval.Map2TextureCoord1; - case GL_MAP2_TEXTURE_COORD_2: - return ctx->Eval.Map2TextureCoord2; - case GL_MAP2_TEXTURE_COORD_3: - return ctx->Eval.Map2TextureCoord3; - case GL_MAP2_TEXTURE_COORD_4: - return ctx->Eval.Map2TextureCoord4; - case GL_MAP2_VERTEX_3: - return ctx->Eval.Map2Vertex3; - case GL_MAP2_VERTEX_4: - return ctx->Eval.Map2Vertex4; - case GL_NORMALIZE: - return ctx->Transform.Normalize; - case GL_POINT_SMOOTH: - return ctx->Point.SmoothFlag; - case GL_POLYGON_SMOOTH: - return ctx->Polygon.SmoothFlag; - case GL_POLYGON_STIPPLE: - return ctx->Polygon.StippleFlag; - case GL_POLYGON_OFFSET_POINT: - return ctx->Polygon.OffsetPoint; - case GL_POLYGON_OFFSET_LINE: - return ctx->Polygon.OffsetLine; - case GL_POLYGON_OFFSET_FILL: - /*case GL_POLYGON_OFFSET_EXT:*/ - return ctx->Polygon.OffsetFill; - case GL_RESCALE_NORMAL_EXT: - return ctx->Transform.RescaleNormals; - case GL_SCISSOR_TEST: - return ctx->Scissor.Enabled; - case GL_SHARED_TEXTURE_PALETTE_EXT: - return ctx->Texture.SharedPalette; - case GL_STENCIL_TEST: - return ctx->Stencil.Enabled; - case GL_TEXTURE_1D: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->Enabled & TEXTURE_1D_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_2D: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->Enabled & TEXTURE_2D_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_3D: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->Enabled & TEXTURE_3D_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_GEN_Q: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->TexGenEnabled & Q_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_GEN_R: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->TexGenEnabled & R_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_GEN_S: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->TexGenEnabled & S_BIT) ? GL_TRUE : GL_FALSE; - } - case GL_TEXTURE_GEN_T: - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->TexGenEnabled & T_BIT) ? GL_TRUE : GL_FALSE; - } - - /* - * CLIENT STATE!!! - */ - case GL_VERTEX_ARRAY: - return (ctx->Array.Vertex.Enabled != 0); - case GL_NORMAL_ARRAY: - return (ctx->Array.Normal.Enabled != 0); - case GL_COLOR_ARRAY: - return (ctx->Array.Color.Enabled != 0); - case GL_INDEX_ARRAY: - return (ctx->Array.Index.Enabled != 0); - case GL_TEXTURE_COORD_ARRAY: - return (ctx->Array.TexCoord[ctx->Array.ActiveTexture].Enabled != 0); - case GL_EDGE_FLAG_ARRAY: - return (ctx->Array.EdgeFlag.Enabled != 0); - case GL_FOG_COORDINATE_ARRAY_EXT: - CHECK_EXTENSION(EXT_fog_coord); - return (ctx->Array.FogCoord.Enabled != 0); - case GL_SECONDARY_COLOR_ARRAY_EXT: - CHECK_EXTENSION(EXT_secondary_color); - return (ctx->Array.SecondaryColor.Enabled != 0); - - /* GL_EXT_histogram */ - case GL_HISTOGRAM: - CHECK_EXTENSION(EXT_histogram); - return ctx->Pixel.HistogramEnabled; - case GL_MINMAX: - CHECK_EXTENSION(EXT_histogram); - return ctx->Pixel.MinMaxEnabled; - - /* GL_HP_occlusion_test */ - case GL_OCCLUSION_TEST_HP: - CHECK_EXTENSION(HP_occlusion_test); - return ctx->Depth.OcclusionTest; - - /* GL_SGIS_pixel_texture */ - case GL_PIXEL_TEXTURE_SGIS: - CHECK_EXTENSION(SGIS_pixel_texture); - return ctx->Pixel.PixelTextureEnabled; - - /* GL_SGIX_pixel_texture */ - case GL_PIXEL_TEX_GEN_SGIX: - CHECK_EXTENSION(SGIX_pixel_texture); - return ctx->Pixel.PixelTextureEnabled; - - /* GL_SGI_color_table */ - case GL_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table); - return ctx->Pixel.ColorTableEnabled; - case GL_POST_CONVOLUTION_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table); - return ctx->Pixel.PostConvolutionColorTableEnabled; - case GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_color_table); - return ctx->Pixel.PostColorMatrixColorTableEnabled; - - /* GL_SGI_texture_color_table */ - case GL_TEXTURE_COLOR_TABLE_SGI: - CHECK_EXTENSION(SGI_texture_color_table); - return ctx->Texture.Unit[ctx->Texture.CurrentUnit].ColorTableEnabled; - - /* GL_EXT_convolution */ - case GL_CONVOLUTION_1D: - CHECK_EXTENSION(EXT_convolution); - return ctx->Pixel.Convolution1DEnabled; - case GL_CONVOLUTION_2D: - CHECK_EXTENSION(EXT_convolution); - return ctx->Pixel.Convolution2DEnabled; - case GL_SEPARABLE_2D: - CHECK_EXTENSION(EXT_convolution); - return ctx->Pixel.Separable2DEnabled; - - /* GL_ARB_texture_cube_map */ - case GL_TEXTURE_CUBE_MAP_ARB: - CHECK_EXTENSION(ARB_texture_cube_map); - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->Enabled & TEXTURE_CUBE_BIT) ? GL_TRUE : GL_FALSE; - } - - /* GL_ARB_multisample */ - case GL_MULTISAMPLE_ARB: - CHECK_EXTENSION(ARB_multisample); - return ctx->Multisample.Enabled; - case GL_SAMPLE_ALPHA_TO_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample); - return ctx->Multisample.SampleAlphaToCoverage; - case GL_SAMPLE_ALPHA_TO_ONE_ARB: - CHECK_EXTENSION(ARB_multisample); - return ctx->Multisample.SampleAlphaToOne; - case GL_SAMPLE_COVERAGE_ARB: - CHECK_EXTENSION(ARB_multisample); - return ctx->Multisample.SampleCoverage; - case GL_SAMPLE_COVERAGE_INVERT_ARB: - CHECK_EXTENSION(ARB_multisample); - return ctx->Multisample.SampleCoverageInvert; - - /* GL_IBM_rasterpos_clip */ - case GL_RASTER_POSITION_UNCLIPPED_IBM: - CHECK_EXTENSION(IBM_rasterpos_clip); - return ctx->Transform.RasterPositionUnclipped; - - /* GL_NV_point_sprite */ - case GL_POINT_SPRITE_NV: - return ctx->Point.PointSprite; - -#if FEATURE_NV_vertex_program - case GL_VERTEX_PROGRAM_NV: - CHECK_EXTENSION(NV_vertex_program); - return ctx->VertexProgram.Enabled; - case GL_VERTEX_PROGRAM_POINT_SIZE_NV: - CHECK_EXTENSION(NV_vertex_program); - return ctx->VertexProgram.PointSizeEnabled; - case GL_VERTEX_PROGRAM_TWO_SIDE_NV: - CHECK_EXTENSION(NV_vertex_program); - return ctx->VertexProgram.TwoSideEnabled; - case GL_VERTEX_ATTRIB_ARRAY0_NV: - case GL_VERTEX_ATTRIB_ARRAY1_NV: - case GL_VERTEX_ATTRIB_ARRAY2_NV: - case GL_VERTEX_ATTRIB_ARRAY3_NV: - case GL_VERTEX_ATTRIB_ARRAY4_NV: - case GL_VERTEX_ATTRIB_ARRAY5_NV: - case GL_VERTEX_ATTRIB_ARRAY6_NV: - case GL_VERTEX_ATTRIB_ARRAY7_NV: - case GL_VERTEX_ATTRIB_ARRAY8_NV: - case GL_VERTEX_ATTRIB_ARRAY9_NV: - case GL_VERTEX_ATTRIB_ARRAY10_NV: - case GL_VERTEX_ATTRIB_ARRAY11_NV: - case GL_VERTEX_ATTRIB_ARRAY12_NV: - case GL_VERTEX_ATTRIB_ARRAY13_NV: - case GL_VERTEX_ATTRIB_ARRAY14_NV: - case GL_VERTEX_ATTRIB_ARRAY15_NV: - CHECK_EXTENSION(NV_vertex_program); - { - GLint n = (GLint) cap - GL_VERTEX_ATTRIB_ARRAY0_NV; - return (ctx->Array.VertexAttrib[n].Enabled != 0); - } - case GL_MAP1_VERTEX_ATTRIB0_4_NV: - case GL_MAP1_VERTEX_ATTRIB1_4_NV: - case GL_MAP1_VERTEX_ATTRIB2_4_NV: - case GL_MAP1_VERTEX_ATTRIB3_4_NV: - case GL_MAP1_VERTEX_ATTRIB4_4_NV: - case GL_MAP1_VERTEX_ATTRIB5_4_NV: - case GL_MAP1_VERTEX_ATTRIB6_4_NV: - case GL_MAP1_VERTEX_ATTRIB7_4_NV: - case GL_MAP1_VERTEX_ATTRIB8_4_NV: - case GL_MAP1_VERTEX_ATTRIB9_4_NV: - case GL_MAP1_VERTEX_ATTRIB10_4_NV: - case GL_MAP1_VERTEX_ATTRIB11_4_NV: - case GL_MAP1_VERTEX_ATTRIB12_4_NV: - case GL_MAP1_VERTEX_ATTRIB13_4_NV: - case GL_MAP1_VERTEX_ATTRIB14_4_NV: - case GL_MAP1_VERTEX_ATTRIB15_4_NV: - CHECK_EXTENSION(NV_vertex_program); - { - const GLuint map = (GLuint) (cap - GL_MAP1_VERTEX_ATTRIB0_4_NV); - return ctx->Eval.Map1Attrib[map]; - } - case GL_MAP2_VERTEX_ATTRIB0_4_NV: - case GL_MAP2_VERTEX_ATTRIB1_4_NV: - case GL_MAP2_VERTEX_ATTRIB2_4_NV: - case GL_MAP2_VERTEX_ATTRIB3_4_NV: - case GL_MAP2_VERTEX_ATTRIB4_4_NV: - case GL_MAP2_VERTEX_ATTRIB5_4_NV: - case GL_MAP2_VERTEX_ATTRIB6_4_NV: - case GL_MAP2_VERTEX_ATTRIB7_4_NV: - case GL_MAP2_VERTEX_ATTRIB8_4_NV: - case GL_MAP2_VERTEX_ATTRIB9_4_NV: - case GL_MAP2_VERTEX_ATTRIB10_4_NV: - case GL_MAP2_VERTEX_ATTRIB11_4_NV: - case GL_MAP2_VERTEX_ATTRIB12_4_NV: - case GL_MAP2_VERTEX_ATTRIB13_4_NV: - case GL_MAP2_VERTEX_ATTRIB14_4_NV: - case GL_MAP2_VERTEX_ATTRIB15_4_NV: - CHECK_EXTENSION(NV_vertex_program); - { - const GLuint map = (GLuint) (cap - GL_MAP2_VERTEX_ATTRIB0_4_NV); - return ctx->Eval.Map2Attrib[map]; - } -#endif /* FEATURE_NV_vertex_program */ - -#if FEATURE_NV_fragment_program - case GL_FRAGMENT_PROGRAM_NV: - CHECK_EXTENSION(NV_fragment_program); - return ctx->FragmentProgram.Enabled; -#endif /* FEATURE_NV_fragment_program */ - - /* GL_NV_texture_rectangle */ - case GL_TEXTURE_RECTANGLE_NV: - CHECK_EXTENSION(NV_texture_rectangle); - { - const struct gl_texture_unit *texUnit; - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - return (texUnit->Enabled & TEXTURE_RECT_BIT) ? GL_TRUE : GL_FALSE; - } - - /* GL_EXT_stencil_two_side */ - case GL_STENCIL_TEST_TWO_SIDE_EXT: - CHECK_EXTENSION(EXT_stencil_two_side); - return ctx->Stencil.TestTwoSide; - -#if FEATURE_ARB_fragment_program - case GL_FRAGMENT_PROGRAM_ARB: - return ctx->FragmentProgram.Enabled; -#endif /* FEATURE_ARB_fragment_program */ - - /* GL_EXT_depth_bounds_test */ - case GL_DEPTH_BOUNDS_TEST_EXT: - CHECK_EXTENSION(EXT_depth_bounds_test); - return ctx->Depth.BoundsTest; - - /* GL_MESA_program_debug */ - case GL_FRAGMENT_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug); - return ctx->FragmentProgram.CallbackEnabled; - case GL_VERTEX_PROGRAM_CALLBACK_MESA: - CHECK_EXTENSION(MESA_program_debug); - return ctx->VertexProgram.CallbackEnabled; -#if FEATURE_ATI_fragment_shader - case GL_FRAGMENT_SHADER_ATI: - CHECK_EXTENSION(ATI_fragment_shader); - return ctx->ATIFragmentShader.Enabled; -#endif /* FEATURE_ATI_fragment_shader */ - default: - _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabled(0x%x)", (int) cap); - return GL_FALSE; - } -} |