aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/extras/Mesa/src/mesa/main/attrib.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/main/attrib.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/main/attrib.c1338
1 files changed, 0 insertions, 1338 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/main/attrib.c b/nx-X11/extras/Mesa/src/mesa/main/attrib.c
deleted file mode 100644
index 4f8b6c2d6..000000000
--- a/nx-X11/extras/Mesa/src/mesa/main/attrib.c
+++ /dev/null
@@ -1,1338 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.4.1
- *
- * Copyright (C) 1999-2005 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 "imports.h"
-#include "accum.h"
-#include "attrib.h"
-#include "blend.h"
-#include "buffers.h"
-#include "bufferobj.h"
-#include "colormac.h"
-#include "colortab.h"
-#include "context.h"
-#include "depth.h"
-#include "enable.h"
-#include "enums.h"
-#include "fog.h"
-#include "hint.h"
-#include "light.h"
-#include "lines.h"
-#include "matrix.h"
-#include "points.h"
-#include "polygon.h"
-#include "simple_list.h"
-#include "stencil.h"
-#include "texobj.h"
-#include "texstate.h"
-#include "mtypes.h"
-#include "math/m_xform.h"
-
-
-/*
- * Allocate a new attribute state node. These nodes have a
- * "kind" value and a pointer to a struct of state data.
- */
-static struct gl_attrib_node *
-new_attrib_node( GLbitfield kind )
-{
- struct gl_attrib_node *an = MALLOC_STRUCT(gl_attrib_node);
- if (an) {
- an->kind = kind;
- }
- return an;
-}
-
-
-void GLAPIENTRY
-_mesa_PushAttrib(GLbitfield mask)
-{
- struct gl_attrib_node *newnode;
- struct gl_attrib_node *head;
-
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glPushAttrib %x\n", (int) mask);
-
- if (ctx->AttribStackDepth >= MAX_ATTRIB_STACK_DEPTH) {
- _mesa_error( ctx, GL_STACK_OVERFLOW, "glPushAttrib" );
- return;
- }
-
- /* Build linked list of attribute nodes which save all attribute */
- /* groups specified by the mask. */
- head = NULL;
-
- if (mask & GL_ACCUM_BUFFER_BIT) {
- struct gl_accum_attrib *attr;
- attr = MALLOC_STRUCT( gl_accum_attrib );
- MEMCPY( attr, &ctx->Accum, sizeof(struct gl_accum_attrib) );
- newnode = new_attrib_node( GL_ACCUM_BUFFER_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_COLOR_BUFFER_BIT) {
- struct gl_colorbuffer_attrib *attr;
- attr = MALLOC_STRUCT( gl_colorbuffer_attrib );
- MEMCPY( attr, &ctx->Color, sizeof(struct gl_colorbuffer_attrib) );
- newnode = new_attrib_node( GL_COLOR_BUFFER_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_CURRENT_BIT) {
- struct gl_current_attrib *attr;
- FLUSH_CURRENT( ctx, 0 );
- attr = MALLOC_STRUCT( gl_current_attrib );
- MEMCPY( attr, &ctx->Current, sizeof(struct gl_current_attrib) );
- newnode = new_attrib_node( GL_CURRENT_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_DEPTH_BUFFER_BIT) {
- struct gl_depthbuffer_attrib *attr;
- attr = MALLOC_STRUCT( gl_depthbuffer_attrib );
- MEMCPY( attr, &ctx->Depth, sizeof(struct gl_depthbuffer_attrib) );
- newnode = new_attrib_node( GL_DEPTH_BUFFER_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_ENABLE_BIT) {
- struct gl_enable_attrib *attr;
- GLuint i;
- attr = MALLOC_STRUCT( gl_enable_attrib );
- /* Copy enable flags from all other attributes into the enable struct. */
- attr->AlphaTest = ctx->Color.AlphaEnabled;
- attr->AutoNormal = ctx->Eval.AutoNormal;
- attr->Blend = ctx->Color.BlendEnabled;
- attr->ClipPlanes = ctx->Transform.ClipPlanesEnabled;
- attr->ColorMaterial = ctx->Light.ColorMaterialEnabled;
- attr->ColorTable = ctx->Pixel.ColorTableEnabled;
- attr->PostColorMatrixColorTable = ctx->Pixel.PostColorMatrixColorTableEnabled;
- attr->PostConvolutionColorTable = ctx->Pixel.PostConvolutionColorTableEnabled;
- attr->Convolution1D = ctx->Pixel.Convolution1DEnabled;
- attr->Convolution2D = ctx->Pixel.Convolution2DEnabled;
- attr->Separable2D = ctx->Pixel.Separable2DEnabled;
- attr->CullFace = ctx->Polygon.CullFlag;
- attr->DepthTest = ctx->Depth.Test;
- attr->Dither = ctx->Color.DitherFlag;
- attr->Fog = ctx->Fog.Enabled;
- for (i=0;i<MAX_LIGHTS;i++) {
- attr->Light[i] = ctx->Light.Light[i].Enabled;
- }
- attr->Lighting = ctx->Light.Enabled;
- attr->LineSmooth = ctx->Line.SmoothFlag;
- attr->LineStipple = ctx->Line.StippleFlag;
- attr->Histogram = ctx->Pixel.HistogramEnabled;
- attr->MinMax = ctx->Pixel.MinMaxEnabled;
- attr->IndexLogicOp = ctx->Color.IndexLogicOpEnabled;
- attr->ColorLogicOp = ctx->Color.ColorLogicOpEnabled;
- attr->Map1Color4 = ctx->Eval.Map1Color4;
- attr->Map1Index = ctx->Eval.Map1Index;
- attr->Map1Normal = ctx->Eval.Map1Normal;
- attr->Map1TextureCoord1 = ctx->Eval.Map1TextureCoord1;
- attr->Map1TextureCoord2 = ctx->Eval.Map1TextureCoord2;
- attr->Map1TextureCoord3 = ctx->Eval.Map1TextureCoord3;
- attr->Map1TextureCoord4 = ctx->Eval.Map1TextureCoord4;
- attr->Map1Vertex3 = ctx->Eval.Map1Vertex3;
- attr->Map1Vertex4 = ctx->Eval.Map1Vertex4;
- MEMCPY(attr->Map1Attrib, ctx->Eval.Map1Attrib, sizeof(ctx->Eval.Map1Attrib));
- attr->Map2Color4 = ctx->Eval.Map2Color4;
- attr->Map2Index = ctx->Eval.Map2Index;
- attr->Map2Normal = ctx->Eval.Map2Normal;
- attr->Map2TextureCoord1 = ctx->Eval.Map2TextureCoord1;
- attr->Map2TextureCoord2 = ctx->Eval.Map2TextureCoord2;
- attr->Map2TextureCoord3 = ctx->Eval.Map2TextureCoord3;
- attr->Map2TextureCoord4 = ctx->Eval.Map2TextureCoord4;
- attr->Map2Vertex3 = ctx->Eval.Map2Vertex3;
- attr->Map2Vertex4 = ctx->Eval.Map2Vertex4;
- MEMCPY(attr->Map2Attrib, ctx->Eval.Map2Attrib, sizeof(ctx->Eval.Map2Attrib));
- attr->Normalize = ctx->Transform.Normalize;
- attr->RasterPositionUnclipped = ctx->Transform.RasterPositionUnclipped;
- attr->PixelTexture = ctx->Pixel.PixelTextureEnabled;
- attr->PointSmooth = ctx->Point.SmoothFlag;
- attr->PointSprite = ctx->Point.PointSprite;
- attr->PolygonOffsetPoint = ctx->Polygon.OffsetPoint;
- attr->PolygonOffsetLine = ctx->Polygon.OffsetLine;
- attr->PolygonOffsetFill = ctx->Polygon.OffsetFill;
- attr->PolygonSmooth = ctx->Polygon.SmoothFlag;
- attr->PolygonStipple = ctx->Polygon.StippleFlag;
- attr->RescaleNormals = ctx->Transform.RescaleNormals;
- attr->Scissor = ctx->Scissor.Enabled;
- attr->Stencil = ctx->Stencil.Enabled;
- attr->StencilTwoSide = ctx->Stencil.TestTwoSide;
- attr->MultisampleEnabled = ctx->Multisample.Enabled;
- attr->SampleAlphaToCoverage = ctx->Multisample.SampleAlphaToCoverage;
- attr->SampleAlphaToOne = ctx->Multisample.SampleAlphaToOne;
- attr->SampleCoverage = ctx->Multisample.SampleCoverage;
- attr->SampleCoverageInvert = ctx->Multisample.SampleCoverageInvert;
- for (i=0; i<MAX_TEXTURE_UNITS; i++) {
- attr->Texture[i] = ctx->Texture.Unit[i].Enabled;
- attr->TexGen[i] = ctx->Texture.Unit[i].TexGenEnabled;
- attr->TextureColorTable[i] = ctx->Texture.Unit[i].ColorTableEnabled;
- }
- /* GL_NV_vertex_program */
- attr->VertexProgram = ctx->VertexProgram.Enabled;
- attr->VertexProgramPointSize = ctx->VertexProgram.PointSizeEnabled;
- attr->VertexProgramTwoSide = ctx->VertexProgram.TwoSideEnabled;
- newnode = new_attrib_node( GL_ENABLE_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_EVAL_BIT) {
- struct gl_eval_attrib *attr;
- attr = MALLOC_STRUCT( gl_eval_attrib );
- MEMCPY( attr, &ctx->Eval, sizeof(struct gl_eval_attrib) );
- newnode = new_attrib_node( GL_EVAL_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_FOG_BIT) {
- struct gl_fog_attrib *attr;
- attr = MALLOC_STRUCT( gl_fog_attrib );
- MEMCPY( attr, &ctx->Fog, sizeof(struct gl_fog_attrib) );
- newnode = new_attrib_node( GL_FOG_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_HINT_BIT) {
- struct gl_hint_attrib *attr;
- attr = MALLOC_STRUCT( gl_hint_attrib );
- MEMCPY( attr, &ctx->Hint, sizeof(struct gl_hint_attrib) );
- newnode = new_attrib_node( GL_HINT_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_LIGHTING_BIT) {
- struct gl_light_attrib *attr;
- FLUSH_CURRENT(ctx, 0); /* flush material changes */
- attr = MALLOC_STRUCT( gl_light_attrib );
- MEMCPY( attr, &ctx->Light, sizeof(struct gl_light_attrib) );
- newnode = new_attrib_node( GL_LIGHTING_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_LINE_BIT) {
- struct gl_line_attrib *attr;
- attr = MALLOC_STRUCT( gl_line_attrib );
- MEMCPY( attr, &ctx->Line, sizeof(struct gl_line_attrib) );
- newnode = new_attrib_node( GL_LINE_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_LIST_BIT) {
- struct gl_list_attrib *attr;
- attr = MALLOC_STRUCT( gl_list_attrib );
- MEMCPY( attr, &ctx->List, sizeof(struct gl_list_attrib) );
- newnode = new_attrib_node( GL_LIST_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_PIXEL_MODE_BIT) {
- struct gl_pixel_attrib *attr;
- attr = MALLOC_STRUCT( gl_pixel_attrib );
- MEMCPY( attr, &ctx->Pixel, sizeof(struct gl_pixel_attrib) );
- newnode = new_attrib_node( GL_PIXEL_MODE_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_POINT_BIT) {
- struct gl_point_attrib *attr;
- attr = MALLOC_STRUCT( gl_point_attrib );
- MEMCPY( attr, &ctx->Point, sizeof(struct gl_point_attrib) );
- newnode = new_attrib_node( GL_POINT_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_POLYGON_BIT) {
- struct gl_polygon_attrib *attr;
- attr = MALLOC_STRUCT( gl_polygon_attrib );
- MEMCPY( attr, &ctx->Polygon, sizeof(struct gl_polygon_attrib) );
- newnode = new_attrib_node( GL_POLYGON_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_POLYGON_STIPPLE_BIT) {
- GLuint *stipple;
- stipple = (GLuint *) MALLOC( 32*sizeof(GLuint) );
- MEMCPY( stipple, ctx->PolygonStipple, 32*sizeof(GLuint) );
- newnode = new_attrib_node( GL_POLYGON_STIPPLE_BIT );
- newnode->data = stipple;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_SCISSOR_BIT) {
- struct gl_scissor_attrib *attr;
- attr = MALLOC_STRUCT( gl_scissor_attrib );
- MEMCPY( attr, &ctx->Scissor, sizeof(struct gl_scissor_attrib) );
- newnode = new_attrib_node( GL_SCISSOR_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_STENCIL_BUFFER_BIT) {
- struct gl_stencil_attrib *attr;
- attr = MALLOC_STRUCT( gl_stencil_attrib );
- MEMCPY( attr, &ctx->Stencil, sizeof(struct gl_stencil_attrib) );
- newnode = new_attrib_node( GL_STENCIL_BUFFER_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_TEXTURE_BIT) {
- struct gl_texture_attrib *attr;
- GLuint u;
- /* Bump the texture object reference counts so that they don't
- * inadvertantly get deleted.
- */
- for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- ctx->Texture.Unit[u].Current1D->RefCount++;
- ctx->Texture.Unit[u].Current2D->RefCount++;
- ctx->Texture.Unit[u].Current3D->RefCount++;
- ctx->Texture.Unit[u].CurrentCubeMap->RefCount++;
- ctx->Texture.Unit[u].CurrentRect->RefCount++;
- }
- attr = MALLOC_STRUCT( gl_texture_attrib );
- MEMCPY( attr, &ctx->Texture, sizeof(struct gl_texture_attrib) );
- /* copy state of the currently bound texture objects */
- for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- _mesa_copy_texture_object(&attr->Unit[u].Saved1D,
- attr->Unit[u].Current1D);
- _mesa_copy_texture_object(&attr->Unit[u].Saved2D,
- attr->Unit[u].Current2D);
- _mesa_copy_texture_object(&attr->Unit[u].Saved3D,
- attr->Unit[u].Current3D);
- _mesa_copy_texture_object(&attr->Unit[u].SavedCubeMap,
- attr->Unit[u].CurrentCubeMap);
- _mesa_copy_texture_object(&attr->Unit[u].SavedRect,
- attr->Unit[u].CurrentRect);
- }
- newnode = new_attrib_node( GL_TEXTURE_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_TRANSFORM_BIT) {
- struct gl_transform_attrib *attr;
- attr = MALLOC_STRUCT( gl_transform_attrib );
- MEMCPY( attr, &ctx->Transform, sizeof(struct gl_transform_attrib) );
- newnode = new_attrib_node( GL_TRANSFORM_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- if (mask & GL_VIEWPORT_BIT) {
- struct gl_viewport_attrib *attr;
- attr = MALLOC_STRUCT( gl_viewport_attrib );
- MEMCPY( attr, &ctx->Viewport, sizeof(struct gl_viewport_attrib) );
- newnode = new_attrib_node( GL_VIEWPORT_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- /* GL_ARB_multisample */
- if (mask & GL_MULTISAMPLE_BIT_ARB) {
- struct gl_multisample_attrib *attr;
- attr = MALLOC_STRUCT( gl_multisample_attrib );
- MEMCPY( attr, &ctx->Multisample, sizeof(struct gl_multisample_attrib) );
- newnode = new_attrib_node( GL_MULTISAMPLE_BIT_ARB );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
-
- ctx->AttribStack[ctx->AttribStackDepth] = head;
- ctx->AttribStackDepth++;
-}
-
-
-
-static void
-pop_enable_group(GLcontext *ctx, const struct gl_enable_attrib *enable)
-{
- GLuint i;
-
-#define TEST_AND_UPDATE(VALUE, NEWVALUE, ENUM) \
- if ((VALUE) != (NEWVALUE)) { \
- _mesa_set_enable( ctx, ENUM, (NEWVALUE) ); \
- }
-
- TEST_AND_UPDATE(ctx->Color.AlphaEnabled, enable->AlphaTest, GL_ALPHA_TEST);
- TEST_AND_UPDATE(ctx->Color.BlendEnabled, enable->Blend, GL_BLEND);
-
- for (i=0;i<MAX_CLIP_PLANES;i++) {
- const GLuint mask = 1 << i;
- if ((ctx->Transform.ClipPlanesEnabled & mask) != (enable->ClipPlanes & mask))
- _mesa_set_enable(ctx, (GLenum) (GL_CLIP_PLANE0 + i),
- (GLboolean) ((enable->ClipPlanes & mask) ? GL_TRUE : GL_FALSE));
- }
-
- TEST_AND_UPDATE(ctx->Light.ColorMaterialEnabled, enable->ColorMaterial,
- GL_COLOR_MATERIAL);
- TEST_AND_UPDATE(ctx->Pixel.ColorTableEnabled, enable->ColorTable,
- GL_COLOR_TABLE);
- TEST_AND_UPDATE(ctx->Pixel.PostColorMatrixColorTableEnabled,
- enable->PostColorMatrixColorTable,
- GL_POST_COLOR_MATRIX_COLOR_TABLE);
- TEST_AND_UPDATE(ctx->Pixel.PostConvolutionColorTableEnabled,
- enable->PostConvolutionColorTable,
- GL_POST_CONVOLUTION_COLOR_TABLE);
- TEST_AND_UPDATE(ctx->Polygon.CullFlag, enable->CullFace, GL_CULL_FACE);
- TEST_AND_UPDATE(ctx->Depth.Test, enable->DepthTest, GL_DEPTH_TEST);
- TEST_AND_UPDATE(ctx->Color.DitherFlag, enable->Dither, GL_DITHER);
- TEST_AND_UPDATE(ctx->Pixel.Convolution1DEnabled, enable->Convolution1D,
- GL_CONVOLUTION_1D);
- TEST_AND_UPDATE(ctx->Pixel.Convolution2DEnabled, enable->Convolution2D,
- GL_CONVOLUTION_2D);
- TEST_AND_UPDATE(ctx->Pixel.Separable2DEnabled, enable->Separable2D,
- GL_SEPARABLE_2D);
- TEST_AND_UPDATE(ctx->Fog.Enabled, enable->Fog, GL_FOG);
- TEST_AND_UPDATE(ctx->Light.Enabled, enable->Lighting, GL_LIGHTING);
- TEST_AND_UPDATE(ctx->Line.SmoothFlag, enable->LineSmooth, GL_LINE_SMOOTH);
- TEST_AND_UPDATE(ctx->Line.StippleFlag, enable->LineStipple,
- GL_LINE_STIPPLE);
- TEST_AND_UPDATE(ctx->Color.IndexLogicOpEnabled, enable->IndexLogicOp,
- GL_INDEX_LOGIC_OP);
- TEST_AND_UPDATE(ctx->Color.ColorLogicOpEnabled, enable->ColorLogicOp,
- GL_COLOR_LOGIC_OP);
-
- TEST_AND_UPDATE(ctx->Eval.Map1Color4, enable->Map1Color4, GL_MAP1_COLOR_4);
- TEST_AND_UPDATE(ctx->Eval.Map1Index, enable->Map1Index, GL_MAP1_INDEX);
- TEST_AND_UPDATE(ctx->Eval.Map1Normal, enable->Map1Normal, GL_MAP1_NORMAL);
- TEST_AND_UPDATE(ctx->Eval.Map1TextureCoord1, enable->Map1TextureCoord1,
- GL_MAP1_TEXTURE_COORD_1);
- TEST_AND_UPDATE(ctx->Eval.Map1TextureCoord2, enable->Map1TextureCoord2,
- GL_MAP1_TEXTURE_COORD_2);
- TEST_AND_UPDATE(ctx->Eval.Map1TextureCoord3, enable->Map1TextureCoord3,
- GL_MAP1_TEXTURE_COORD_3);
- TEST_AND_UPDATE(ctx->Eval.Map1TextureCoord4, enable->Map1TextureCoord4,
- GL_MAP1_TEXTURE_COORD_4);
- TEST_AND_UPDATE(ctx->Eval.Map1Vertex3, enable->Map1Vertex3,
- GL_MAP1_VERTEX_3);
- TEST_AND_UPDATE(ctx->Eval.Map1Vertex4, enable->Map1Vertex4,
- GL_MAP1_VERTEX_4);
- for (i = 0; i < 16; i++) {
- TEST_AND_UPDATE(ctx->Eval.Map1Attrib[i], enable->Map1Attrib[i],
- GL_MAP1_VERTEX_ATTRIB0_4_NV + i);
- }
-
- TEST_AND_UPDATE(ctx->Eval.Map2Color4, enable->Map2Color4, GL_MAP2_COLOR_4);
- TEST_AND_UPDATE(ctx->Eval.Map2Index, enable->Map2Index, GL_MAP2_INDEX);
- TEST_AND_UPDATE(ctx->Eval.Map2Normal, enable->Map2Normal, GL_MAP2_NORMAL);
- TEST_AND_UPDATE(ctx->Eval.Map2TextureCoord1, enable->Map2TextureCoord1,
- GL_MAP2_TEXTURE_COORD_1);
- TEST_AND_UPDATE(ctx->Eval.Map2TextureCoord2, enable->Map2TextureCoord2,
- GL_MAP2_TEXTURE_COORD_2);
- TEST_AND_UPDATE(ctx->Eval.Map2TextureCoord3, enable->Map2TextureCoord3,
- GL_MAP2_TEXTURE_COORD_3);
- TEST_AND_UPDATE(ctx->Eval.Map2TextureCoord4, enable->Map2TextureCoord4,
- GL_MAP2_TEXTURE_COORD_4);
- TEST_AND_UPDATE(ctx->Eval.Map2Vertex3, enable->Map2Vertex3,
- GL_MAP2_VERTEX_3);
- TEST_AND_UPDATE(ctx->Eval.Map2Vertex4, enable->Map2Vertex4,
- GL_MAP2_VERTEX_4);
- for (i = 0; i < 16; i++) {
- TEST_AND_UPDATE(ctx->Eval.Map2Attrib[i], enable->Map2Attrib[i],
- GL_MAP2_VERTEX_ATTRIB0_4_NV + i);
- }
-
- TEST_AND_UPDATE(ctx->Eval.AutoNormal, enable->AutoNormal, GL_AUTO_NORMAL);
- TEST_AND_UPDATE(ctx->Transform.Normalize, enable->Normalize, GL_NORMALIZE);
- TEST_AND_UPDATE(ctx->Transform.RescaleNormals, enable->RescaleNormals,
- GL_RESCALE_NORMAL_EXT);
- TEST_AND_UPDATE(ctx->Transform.RasterPositionUnclipped,
- enable->RasterPositionUnclipped,
- GL_RASTER_POSITION_UNCLIPPED_IBM);
- TEST_AND_UPDATE(ctx->Pixel.PixelTextureEnabled, enable->PixelTexture,
- GL_POINT_SMOOTH);
- TEST_AND_UPDATE(ctx->Point.SmoothFlag, enable->PointSmooth,
- GL_POINT_SMOOTH);
- if (ctx->Extensions.NV_point_sprite || ctx->Extensions.ARB_point_sprite) {
- TEST_AND_UPDATE(ctx->Point.PointSprite, enable->PointSprite,
- GL_POINT_SPRITE_NV);
- }
- TEST_AND_UPDATE(ctx->Polygon.OffsetPoint, enable->PolygonOffsetPoint,
- GL_POLYGON_OFFSET_POINT);
- TEST_AND_UPDATE(ctx->Polygon.OffsetLine, enable->PolygonOffsetLine,
- GL_POLYGON_OFFSET_LINE);
- TEST_AND_UPDATE(ctx->Polygon.OffsetFill, enable->PolygonOffsetFill,
- GL_POLYGON_OFFSET_FILL);
- TEST_AND_UPDATE(ctx->Polygon.SmoothFlag, enable->PolygonSmooth,
- GL_POLYGON_SMOOTH);
- TEST_AND_UPDATE(ctx->Polygon.StippleFlag, enable->PolygonStipple,
- GL_POLYGON_STIPPLE);
- TEST_AND_UPDATE(ctx->Scissor.Enabled, enable->Scissor, GL_SCISSOR_TEST);
- TEST_AND_UPDATE(ctx->Stencil.Enabled, enable->Stencil, GL_STENCIL_TEST);
- if (ctx->Extensions.EXT_stencil_two_side) {
- TEST_AND_UPDATE(ctx->Stencil.TestTwoSide, enable->StencilTwoSide, GL_STENCIL_TEST_TWO_SIDE_EXT);
- }
- TEST_AND_UPDATE(ctx->Multisample.Enabled, enable->MultisampleEnabled,
- GL_MULTISAMPLE_ARB);
- TEST_AND_UPDATE(ctx->Multisample.SampleAlphaToCoverage,
- enable->SampleAlphaToCoverage,
- GL_SAMPLE_ALPHA_TO_COVERAGE_ARB);
- TEST_AND_UPDATE(ctx->Multisample.SampleAlphaToOne,
- enable->SampleAlphaToOne,
- GL_SAMPLE_ALPHA_TO_ONE_ARB);
- TEST_AND_UPDATE(ctx->Multisample.SampleCoverage,
- enable->SampleCoverage,
- GL_SAMPLE_COVERAGE_ARB);
- TEST_AND_UPDATE(ctx->Multisample.SampleCoverageInvert,
- enable->SampleCoverageInvert,
- GL_SAMPLE_COVERAGE_INVERT_ARB);
- /* GL_NV_vertex_program */
- TEST_AND_UPDATE(ctx->VertexProgram.Enabled,
- enable->VertexProgram,
- GL_VERTEX_PROGRAM_NV);
- TEST_AND_UPDATE(ctx->VertexProgram.PointSizeEnabled,
- enable->VertexProgramPointSize,
- GL_VERTEX_PROGRAM_POINT_SIZE_NV);
- TEST_AND_UPDATE(ctx->VertexProgram.TwoSideEnabled,
- enable->VertexProgramTwoSide,
- GL_VERTEX_PROGRAM_TWO_SIDE_NV);
-
-#undef TEST_AND_UPDATE
-
- /* texture unit enables */
- for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
- if (ctx->Texture.Unit[i].Enabled != enable->Texture[i]) {
- ctx->Texture.Unit[i].Enabled = enable->Texture[i];
- if (ctx->Driver.Enable) {
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, i);
- }
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_1D,
- (GLboolean) (enable->Texture[i] & TEXTURE_1D_BIT) );
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_2D,
- (GLboolean) (enable->Texture[i] & TEXTURE_2D_BIT) );
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_3D,
- (GLboolean) (enable->Texture[i] & TEXTURE_3D_BIT) );
- if (ctx->Extensions.ARB_texture_cube_map)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_CUBE_MAP_ARB,
- (GLboolean) (enable->Texture[i] & TEXTURE_CUBE_BIT) );
- if (ctx->Extensions.NV_texture_rectangle)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_RECTANGLE_NV,
- (GLboolean) (enable->Texture[i] & TEXTURE_RECT_BIT) );
- }
- }
-
- if (ctx->Texture.Unit[i].TexGenEnabled != enable->TexGen[i]) {
- ctx->Texture.Unit[i].TexGenEnabled = enable->TexGen[i];
- if (ctx->Driver.Enable) {
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, i);
- }
- if (enable->TexGen[i] & S_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_S, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_S, GL_FALSE);
- if (enable->TexGen[i] & T_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_T, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_T, GL_FALSE);
- if (enable->TexGen[i] & R_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_R, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_R, GL_FALSE);
- if (enable->TexGen[i] & Q_BIT)
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_Q, GL_TRUE);
- else
- (*ctx->Driver.Enable)( ctx, GL_TEXTURE_GEN_Q, GL_FALSE);
- }
- }
-
- /* GL_SGI_texture_color_table */
- ctx->Texture.Unit[i].ColorTableEnabled = enable->TextureColorTable[i];
- }
-
- if (ctx->Driver.ActiveTexture) {
- (*ctx->Driver.ActiveTexture)(ctx, ctx->Texture.CurrentUnit);
- }
-}
-
-
-static void
-pop_texture_group(GLcontext *ctx, const struct gl_texture_attrib *texAttrib)
-{
- GLuint u;
-
- for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- const struct gl_texture_unit *unit = &texAttrib->Unit[u];
- GLuint i;
-
- _mesa_ActiveTextureARB(GL_TEXTURE0_ARB + u);
- _mesa_set_enable(ctx, GL_TEXTURE_1D,
- (unit->Enabled & TEXTURE_1D_BIT) ? GL_TRUE : GL_FALSE);
- _mesa_set_enable(ctx, GL_TEXTURE_2D,
- (unit->Enabled & TEXTURE_2D_BIT) ? GL_TRUE : GL_FALSE);
- _mesa_set_enable(ctx, GL_TEXTURE_3D,
- (unit->Enabled & TEXTURE_3D_BIT) ? GL_TRUE : GL_FALSE);
- if (ctx->Extensions.ARB_texture_cube_map) {
- _mesa_set_enable(ctx, GL_TEXTURE_CUBE_MAP_ARB,
- (unit->Enabled & TEXTURE_CUBE_BIT) ? GL_TRUE : GL_FALSE);
- }
- if (ctx->Extensions.NV_texture_rectangle) {
- _mesa_set_enable(ctx, GL_TEXTURE_RECTANGLE_NV,
- (unit->Enabled & TEXTURE_RECT_BIT) ? GL_TRUE : GL_FALSE);
- }
- if (ctx->Extensions.SGI_texture_color_table) {
- _mesa_set_enable(ctx, GL_TEXTURE_COLOR_TABLE_SGI,
- unit->ColorTableEnabled);
- }
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->EnvMode);
- _mesa_TexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, unit->EnvColor);
- _mesa_TexGeni(GL_S, GL_TEXTURE_GEN_MODE, unit->GenModeS);
- _mesa_TexGeni(GL_T, GL_TEXTURE_GEN_MODE, unit->GenModeT);
- _mesa_TexGeni(GL_R, GL_TEXTURE_GEN_MODE, unit->GenModeR);
- _mesa_TexGeni(GL_Q, GL_TEXTURE_GEN_MODE, unit->GenModeQ);
- _mesa_TexGenfv(GL_S, GL_OBJECT_PLANE, unit->ObjectPlaneS);
- _mesa_TexGenfv(GL_T, GL_OBJECT_PLANE, unit->ObjectPlaneT);
- _mesa_TexGenfv(GL_R, GL_OBJECT_PLANE, unit->ObjectPlaneR);
- _mesa_TexGenfv(GL_Q, GL_OBJECT_PLANE, unit->ObjectPlaneQ);
- /* Eye plane done differently to avoid re-transformation */
- {
- struct gl_texture_unit *destUnit = &ctx->Texture.Unit[u];
- COPY_4FV(destUnit->EyePlaneS, unit->EyePlaneS);
- COPY_4FV(destUnit->EyePlaneT, unit->EyePlaneT);
- COPY_4FV(destUnit->EyePlaneR, unit->EyePlaneR);
- COPY_4FV(destUnit->EyePlaneQ, unit->EyePlaneQ);
- if (ctx->Driver.TexGen) {
- ctx->Driver.TexGen(ctx, GL_S, GL_EYE_PLANE, unit->EyePlaneS);
- ctx->Driver.TexGen(ctx, GL_T, GL_EYE_PLANE, unit->EyePlaneT);
- ctx->Driver.TexGen(ctx, GL_R, GL_EYE_PLANE, unit->EyePlaneR);
- ctx->Driver.TexGen(ctx, GL_Q, GL_EYE_PLANE, unit->EyePlaneQ);
- }
- }
- _mesa_set_enable(ctx, GL_TEXTURE_GEN_S,
- ((unit->TexGenEnabled & S_BIT) ? GL_TRUE : GL_FALSE));
- _mesa_set_enable(ctx, GL_TEXTURE_GEN_T,
- ((unit->TexGenEnabled & T_BIT) ? GL_TRUE : GL_FALSE));
- _mesa_set_enable(ctx, GL_TEXTURE_GEN_R,
- ((unit->TexGenEnabled & R_BIT) ? GL_TRUE : GL_FALSE));
- _mesa_set_enable(ctx, GL_TEXTURE_GEN_Q,
- ((unit->TexGenEnabled & Q_BIT) ? GL_TRUE : GL_FALSE));
- if (ctx->Extensions.EXT_texture_lod_bias) {
- _mesa_TexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT,
- GL_TEXTURE_LOD_BIAS_EXT, unit->LodBias);
- }
- if (ctx->Extensions.EXT_texture_env_combine ||
- ctx->Extensions.ARB_texture_env_combine) {
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB,
- unit->Combine.ModeRGB);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA,
- unit->Combine.ModeA);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_RGB,
- unit->Combine.SourceRGB[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB,
- unit->Combine.SourceRGB[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_RGB,
- unit->Combine.SourceRGB[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE0_ALPHA,
- unit->Combine.SourceA[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_ALPHA,
- unit->Combine.SourceA[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_SOURCE2_ALPHA,
- unit->Combine.SourceA[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_RGB,
- unit->Combine.OperandRGB[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_RGB,
- unit->Combine.OperandRGB[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB,
- unit->Combine.OperandRGB[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND0_ALPHA,
- unit->Combine.OperandA[0]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND1_ALPHA,
- unit->Combine.OperandA[1]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_ALPHA,
- unit->Combine.OperandA[2]);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_RGB_SCALE,
- 1 << unit->Combine.ScaleShiftRGB);
- _mesa_TexEnvi(GL_TEXTURE_ENV, GL_ALPHA_SCALE,
- 1 << unit->Combine.ScaleShiftA);
- }
-
- /* Restore texture object state */
- for (i = 0; i < NUM_TEXTURE_TARGETS; i++) {
- GLenum target = 0;
- const struct gl_texture_object *obj = NULL;
- GLfloat bordColor[4];
-
- switch (i) {
- case 0:
- target = GL_TEXTURE_1D;
- obj = &unit->Saved1D;
- break;
- case 1:
- target = GL_TEXTURE_2D;
- obj = &unit->Saved2D;
- break;
- case 2:
- target = GL_TEXTURE_3D;
- obj = &unit->Saved3D;
- break;
- case 3:
- if (!ctx->Extensions.ARB_texture_cube_map)
- continue;
- target = GL_TEXTURE_CUBE_MAP_ARB;
- obj = &unit->SavedCubeMap;
- break;
- case 4:
- if (!ctx->Extensions.NV_texture_rectangle)
- continue;
- target = GL_TEXTURE_RECTANGLE_NV;
- obj = &unit->SavedRect;
- break;
- default:
- ; /* silence warnings */
- }
-
- _mesa_BindTexture(target, obj->Name);
-
- bordColor[0] = CHAN_TO_FLOAT(obj->BorderColor[0]);
- bordColor[1] = CHAN_TO_FLOAT(obj->BorderColor[1]);
- bordColor[2] = CHAN_TO_FLOAT(obj->BorderColor[2]);
- bordColor[3] = CHAN_TO_FLOAT(obj->BorderColor[3]);
-
- _mesa_TexParameterf(target, GL_TEXTURE_PRIORITY, obj->Priority);
- _mesa_TexParameterfv(target, GL_TEXTURE_BORDER_COLOR, bordColor);
- _mesa_TexParameteri(target, GL_TEXTURE_WRAP_S, obj->WrapS);
- _mesa_TexParameteri(target, GL_TEXTURE_WRAP_T, obj->WrapT);
- _mesa_TexParameteri(target, GL_TEXTURE_WRAP_R, obj->WrapR);
- _mesa_TexParameteri(target, GL_TEXTURE_MIN_FILTER, obj->MinFilter);
- _mesa_TexParameteri(target, GL_TEXTURE_MAG_FILTER, obj->MagFilter);
- _mesa_TexParameterf(target, GL_TEXTURE_MIN_LOD, obj->MinLod);
- _mesa_TexParameterf(target, GL_TEXTURE_MAX_LOD, obj->MaxLod);
- _mesa_TexParameteri(target, GL_TEXTURE_BASE_LEVEL, obj->BaseLevel);
- _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, obj->MaxLevel);
- if (ctx->Extensions.EXT_texture_filter_anisotropic) {
- _mesa_TexParameterf(target, GL_TEXTURE_MAX_ANISOTROPY_EXT,
- obj->MaxAnisotropy);
- }
- if (ctx->Extensions.SGIX_shadow) {
- _mesa_TexParameteri(target, GL_TEXTURE_COMPARE_SGIX,
- obj->CompareFlag);
- _mesa_TexParameteri(target, GL_TEXTURE_COMPARE_OPERATOR_SGIX,
- obj->CompareOperator);
- }
- if (ctx->Extensions.SGIX_shadow_ambient) {
- _mesa_TexParameterf(target, GL_SHADOW_AMBIENT_SGIX,
- obj->ShadowAmbient);
- }
-
- }
- }
- _mesa_ActiveTextureARB(GL_TEXTURE0_ARB
- + texAttrib->CurrentUnit);
-
- /* "un-bump" the texture object reference counts. We did that so they
- * wouldn't inadvertantly get deleted while they were still referenced
- * inside the attribute state stack.
- */
- for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- ctx->Texture.Unit[u].Current1D->RefCount--;
- ctx->Texture.Unit[u].Current2D->RefCount--;
- ctx->Texture.Unit[u].Current3D->RefCount--;
- ctx->Texture.Unit[u].CurrentCubeMap->RefCount--;
- ctx->Texture.Unit[u].CurrentRect->RefCount--;
- }
-}
-
-
-/*
- * This function is kind of long just because we have to call a lot
- * of device driver functions to update device driver state.
- *
- * XXX As it is now, most of the pop-code calls immediate-mode Mesa functions
- * in order to restore GL state. This isn't terribly efficient but it
- * ensures that dirty flags and any derived state gets updated correctly.
- * We could at least check if the value to restore equals the current value
- * and then skip the Mesa call.
- */
-void GLAPIENTRY
-_mesa_PopAttrib(void)
-{
- struct gl_attrib_node *attr, *next;
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (ctx->AttribStackDepth == 0) {
- _mesa_error( ctx, GL_STACK_UNDERFLOW, "glPopAttrib" );
- return;
- }
-
- ctx->AttribStackDepth--;
- attr = ctx->AttribStack[ctx->AttribStackDepth];
-
- while (attr) {
-
- if (MESA_VERBOSE & VERBOSE_API) {
- _mesa_debug(ctx, "glPopAttrib %s\n",
- _mesa_lookup_enum_by_nr(attr->kind));
- }
-
- switch (attr->kind) {
- case GL_ACCUM_BUFFER_BIT:
- {
- const struct gl_accum_attrib *accum;
- accum = (const struct gl_accum_attrib *) attr->data;
- _mesa_ClearAccum(accum->ClearColor[0],
- accum->ClearColor[1],
- accum->ClearColor[2],
- accum->ClearColor[3]);
- }
- break;
- case GL_COLOR_BUFFER_BIT:
- {
- const struct gl_colorbuffer_attrib *color;
- color = (const struct gl_colorbuffer_attrib *) attr->data;
- _mesa_ClearIndex((GLfloat) color->ClearIndex);
- _mesa_ClearColor(color->ClearColor[0],
- color->ClearColor[1],
- color->ClearColor[2],
- color->ClearColor[3]);
- _mesa_IndexMask(color->IndexMask);
- _mesa_ColorMask((GLboolean) (color->ColorMask[0] != 0),
- (GLboolean) (color->ColorMask[1] != 0),
- (GLboolean) (color->ColorMask[2] != 0),
- (GLboolean) (color->ColorMask[3] != 0));
-#if 0
- _mesa_DrawBuffersARB(ctx->Const.MaxDrawBuffers,
- color->DrawBuffer);
-#else
- _mesa_drawbuffers(ctx, ctx->Const.MaxDrawBuffers,
- color->DrawBuffer, NULL);
-#endif
- _mesa_set_enable(ctx, GL_ALPHA_TEST, color->AlphaEnabled);
- _mesa_AlphaFunc(color->AlphaFunc, color->AlphaRef);
- _mesa_set_enable(ctx, GL_BLEND, color->BlendEnabled);
- _mesa_BlendFuncSeparateEXT(color->BlendSrcRGB,
- color->BlendDstRGB,
- color->BlendSrcA,
- color->BlendDstA);
- /* This special case is because glBlendEquationSeparateEXT
- * cannot take GL_LOGIC_OP as a parameter.
- */
- if ( color->BlendEquationRGB == color->BlendEquationA ) {
- _mesa_BlendEquation(color->BlendEquationRGB);
- }
- else {
- _mesa_BlendEquationSeparateEXT(color->BlendEquationRGB,
- color->BlendEquationA);
- }
- _mesa_BlendColor(color->BlendColor[0],
- color->BlendColor[1],
- color->BlendColor[2],
- color->BlendColor[3]);
- _mesa_LogicOp(color->LogicOp);
- _mesa_set_enable(ctx, GL_COLOR_LOGIC_OP,
- color->ColorLogicOpEnabled);
- _mesa_set_enable(ctx, GL_INDEX_LOGIC_OP,
- color->IndexLogicOpEnabled);
- _mesa_set_enable(ctx, GL_DITHER, color->DitherFlag);
- }
- break;
- case GL_CURRENT_BIT:
- FLUSH_CURRENT( ctx, 0 );
- MEMCPY( &ctx->Current, attr->data,
- sizeof(struct gl_current_attrib) );
- break;
- case GL_DEPTH_BUFFER_BIT:
- {
- const struct gl_depthbuffer_attrib *depth;
- depth = (const struct gl_depthbuffer_attrib *) attr->data;
- _mesa_DepthFunc(depth->Func);
- _mesa_ClearDepth(depth->Clear);
- _mesa_set_enable(ctx, GL_DEPTH_TEST, depth->Test);
- _mesa_DepthMask(depth->Mask);
- if (ctx->Extensions.HP_occlusion_test)
- _mesa_set_enable(ctx, GL_OCCLUSION_TEST_HP,
- depth->OcclusionTest);
- }
- break;
- case GL_ENABLE_BIT:
- {
- const struct gl_enable_attrib *enable;
- enable = (const struct gl_enable_attrib *) attr->data;
- pop_enable_group(ctx, enable);
- ctx->NewState |= _NEW_ALL;
- }
- break;
- case GL_EVAL_BIT:
- MEMCPY( &ctx->Eval, attr->data, sizeof(struct gl_eval_attrib) );
- ctx->NewState |= _NEW_EVAL;
- break;
- case GL_FOG_BIT:
- {
- const struct gl_fog_attrib *fog;
- fog = (const struct gl_fog_attrib *) attr->data;
- _mesa_set_enable(ctx, GL_FOG, fog->Enabled);
- _mesa_Fogfv(GL_FOG_COLOR, fog->Color);
- _mesa_Fogf(GL_FOG_DENSITY, fog->Density);
- _mesa_Fogf(GL_FOG_START, fog->Start);
- _mesa_Fogf(GL_FOG_END, fog->End);
- _mesa_Fogf(GL_FOG_INDEX, fog->Index);
- _mesa_Fogi(GL_FOG_MODE, fog->Mode);
- }
- break;
- case GL_HINT_BIT:
- {
- const struct gl_hint_attrib *hint;
- hint = (const struct gl_hint_attrib *) attr->data;
- _mesa_Hint(GL_PERSPECTIVE_CORRECTION_HINT,
- hint->PerspectiveCorrection );
- _mesa_Hint(GL_POINT_SMOOTH_HINT, hint->PointSmooth);
- _mesa_Hint(GL_LINE_SMOOTH_HINT, hint->LineSmooth);
- _mesa_Hint(GL_POLYGON_SMOOTH_HINT, hint->PolygonSmooth);
- _mesa_Hint(GL_FOG_HINT, hint->Fog);
- _mesa_Hint(GL_CLIP_VOLUME_CLIPPING_HINT_EXT,
- hint->ClipVolumeClipping);
- if (ctx->Extensions.ARB_texture_compression)
- _mesa_Hint(GL_TEXTURE_COMPRESSION_HINT_ARB,
- hint->TextureCompression);
- }
- break;
- case GL_LIGHTING_BIT:
- {
- GLuint i;
- const struct gl_light_attrib *light;
- light = (const struct gl_light_attrib *) attr->data;
- /* lighting enable */
- _mesa_set_enable(ctx, GL_LIGHTING, light->Enabled);
- /* per-light state */
- if (_math_matrix_is_dirty(ctx->ModelviewMatrixStack.Top))
- _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
-
- for (i = 0; i < MAX_LIGHTS; i++) {
- GLenum lgt = (GLenum) (GL_LIGHT0 + i);
- const struct gl_light *l = &light->Light[i];
- GLfloat tmp[4];
- _mesa_set_enable(ctx, lgt, l->Enabled);
- _mesa_Lightfv( lgt, GL_AMBIENT, l->Ambient );
- _mesa_Lightfv( lgt, GL_DIFFUSE, l->Diffuse );
- _mesa_Lightfv( lgt, GL_SPECULAR, l->Specular );
- TRANSFORM_POINT( tmp, ctx->ModelviewMatrixStack.Top->inv, l->EyePosition );
- _mesa_Lightfv( lgt, GL_POSITION, tmp );
- TRANSFORM_NORMAL( tmp, l->EyeDirection, ctx->ModelviewMatrixStack.Top->m );
- _mesa_Lightfv( lgt, GL_SPOT_DIRECTION, tmp );
- _mesa_Lightfv( lgt, GL_SPOT_EXPONENT, &l->SpotExponent );
- _mesa_Lightfv( lgt, GL_SPOT_CUTOFF, &l->SpotCutoff );
- _mesa_Lightfv( lgt, GL_CONSTANT_ATTENUATION,
- &l->ConstantAttenuation );
- _mesa_Lightfv( lgt, GL_LINEAR_ATTENUATION,
- &l->LinearAttenuation );
- _mesa_Lightfv( lgt, GL_QUADRATIC_ATTENUATION,
- &l->QuadraticAttenuation );
- }
- /* light model */
- _mesa_LightModelfv(GL_LIGHT_MODEL_AMBIENT,
- light->Model.Ambient);
- _mesa_LightModelf(GL_LIGHT_MODEL_LOCAL_VIEWER,
- (GLfloat) light->Model.LocalViewer);
- _mesa_LightModelf(GL_LIGHT_MODEL_TWO_SIDE,
- (GLfloat) light->Model.TwoSide);
- _mesa_LightModelf(GL_LIGHT_MODEL_COLOR_CONTROL,
- (GLfloat) light->Model.ColorControl);
- /* materials */
- MEMCPY(&ctx->Light.Material, &light->Material,
- sizeof(struct gl_material));
- /* shade model */
- _mesa_ShadeModel(light->ShadeModel);
- /* color material */
- _mesa_ColorMaterial(light->ColorMaterialFace,
- light->ColorMaterialMode);
- _mesa_set_enable(ctx, GL_COLOR_MATERIAL,
- light->ColorMaterialEnabled);
- }
- break;
- case GL_LINE_BIT:
- {
- const struct gl_line_attrib *line;
- line = (const struct gl_line_attrib *) attr->data;
- _mesa_set_enable(ctx, GL_LINE_SMOOTH, line->SmoothFlag);
- _mesa_set_enable(ctx, GL_LINE_STIPPLE, line->StippleFlag);
- _mesa_LineStipple(line->StippleFactor, line->StipplePattern);
- _mesa_LineWidth(line->Width);
- }
- break;
- case GL_LIST_BIT:
- MEMCPY( &ctx->List, attr->data, sizeof(struct gl_list_attrib) );
- break;
- case GL_PIXEL_MODE_BIT:
- MEMCPY( &ctx->Pixel, attr->data, sizeof(struct gl_pixel_attrib) );
- /* XXX what other pixel state needs to be set by function calls? */
- _mesa_ReadBuffer(ctx->Pixel.ReadBuffer);
- ctx->NewState |= _NEW_PIXEL;
- break;
- case GL_POINT_BIT:
- {
- const struct gl_point_attrib *point;
- point = (const struct gl_point_attrib *) attr->data;
- _mesa_PointSize(point->Size);
- _mesa_set_enable(ctx, GL_POINT_SMOOTH, point->SmoothFlag);
- if (ctx->Extensions.EXT_point_parameters) {
- _mesa_PointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT,
- point->Params);
- _mesa_PointParameterfEXT(GL_POINT_SIZE_MIN_EXT,
- point->MinSize);
- _mesa_PointParameterfEXT(GL_POINT_SIZE_MAX_EXT,
- point->MaxSize);
- _mesa_PointParameterfEXT(GL_POINT_FADE_THRESHOLD_SIZE_EXT,
- point->Threshold);
- }
- if (ctx->Extensions.NV_point_sprite
- || ctx->Extensions.ARB_point_sprite) {
- GLuint u;
- for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
- _mesa_TexEnvi(GL_POINT_SPRITE_NV, GL_COORD_REPLACE_NV,
- (GLint) point->CoordReplace[u]);
- }
- _mesa_set_enable(ctx, GL_POINT_SPRITE_NV,point->PointSprite);
- _mesa_PointParameteriNV(GL_POINT_SPRITE_R_MODE_NV,
- ctx->Point.SpriteRMode);
- _mesa_PointParameterfEXT(GL_POINT_SPRITE_COORD_ORIGIN,
- (GLfloat)ctx->Point.SpriteOrigin);
- }
- }
- break;
- case GL_POLYGON_BIT:
- {
- const struct gl_polygon_attrib *polygon;
- polygon = (const struct gl_polygon_attrib *) attr->data;
- _mesa_CullFace(polygon->CullFaceMode);
- _mesa_FrontFace(polygon->FrontFace);
- _mesa_PolygonMode(GL_FRONT, polygon->FrontMode);
- _mesa_PolygonMode(GL_BACK, polygon->BackMode);
- _mesa_PolygonOffset(polygon->OffsetFactor,
- polygon->OffsetUnits);
- _mesa_set_enable(ctx, GL_POLYGON_SMOOTH, polygon->SmoothFlag);
- _mesa_set_enable(ctx, GL_POLYGON_STIPPLE, polygon->StippleFlag);
- _mesa_set_enable(ctx, GL_CULL_FACE, polygon->CullFlag);
- _mesa_set_enable(ctx, GL_POLYGON_OFFSET_POINT,
- polygon->OffsetPoint);
- _mesa_set_enable(ctx, GL_POLYGON_OFFSET_LINE,
- polygon->OffsetLine);
- _mesa_set_enable(ctx, GL_POLYGON_OFFSET_FILL,
- polygon->OffsetFill);
- }
- break;
- case GL_POLYGON_STIPPLE_BIT:
- MEMCPY( ctx->PolygonStipple, attr->data, 32*sizeof(GLuint) );
- ctx->NewState |= _NEW_POLYGONSTIPPLE;
- if (ctx->Driver.PolygonStipple)
- ctx->Driver.PolygonStipple( ctx, (const GLubyte *) attr->data );
- break;
- case GL_SCISSOR_BIT:
- {
- const struct gl_scissor_attrib *scissor;
- scissor = (const struct gl_scissor_attrib *) attr->data;
- _mesa_Scissor(scissor->X, scissor->Y,
- scissor->Width, scissor->Height);
- _mesa_set_enable(ctx, GL_SCISSOR_TEST, scissor->Enabled);
- }
- break;
- case GL_STENCIL_BUFFER_BIT:
- {
- GLint face;
- const struct gl_stencil_attrib *stencil;
- stencil = (const struct gl_stencil_attrib *) attr->data;
- _mesa_set_enable(ctx, GL_STENCIL_TEST, stencil->Enabled);
- _mesa_ClearStencil(stencil->Clear);
- face = stencil->ActiveFace;
- if (ctx->Extensions.EXT_stencil_two_side) {
- _mesa_set_enable(ctx, GL_STENCIL_TEST_TWO_SIDE_EXT, stencil->TestTwoSide);
- face ^= 1;
- }
- do {
- _mesa_ActiveStencilFaceEXT(face);
- _mesa_StencilFunc(stencil->Function[face], stencil->Ref[face],
- stencil->ValueMask[face]);
- _mesa_StencilMask(stencil->WriteMask[face]);
- _mesa_StencilOp(stencil->FailFunc[face],
- stencil->ZFailFunc[face],
- stencil->ZPassFunc[face]);
- face ^= 1;
- } while (face != (stencil->ActiveFace ^ 1));
- }
- break;
- case GL_TRANSFORM_BIT:
- {
- GLuint i;
- const struct gl_transform_attrib *xform;
- xform = (const struct gl_transform_attrib *) attr->data;
- _mesa_MatrixMode(xform->MatrixMode);
- if (_math_matrix_is_dirty(ctx->ProjectionMatrixStack.Top))
- _math_matrix_analyse( ctx->ProjectionMatrixStack.Top );
-
- /* restore clip planes */
- for (i = 0; i < MAX_CLIP_PLANES; i++) {
- const GLuint mask = 1 << 1;
- const GLfloat *eyePlane = xform->EyeUserPlane[i];
- COPY_4V(ctx->Transform.EyeUserPlane[i], eyePlane);
- if (xform->ClipPlanesEnabled & mask) {
- _mesa_set_enable(ctx, GL_CLIP_PLANE0 + i, GL_TRUE);
- }
- else {
- _mesa_set_enable(ctx, GL_CLIP_PLANE0 + i, GL_FALSE);
- }
- if (ctx->Driver.ClipPlane)
- ctx->Driver.ClipPlane( ctx, GL_CLIP_PLANE0 + i, eyePlane );
- }
-
- /* normalize/rescale */
- if (xform->Normalize != ctx->Transform.Normalize)
- _mesa_set_enable(ctx, GL_NORMALIZE,ctx->Transform.Normalize);
- if (xform->RescaleNormals != ctx->Transform.RescaleNormals)
- _mesa_set_enable(ctx, GL_RESCALE_NORMAL_EXT,
- ctx->Transform.RescaleNormals);
- }
- break;
- case GL_TEXTURE_BIT:
- /* Take care of texture object reference counters */
- {
- const struct gl_texture_attrib *texture;
- texture = (const struct gl_texture_attrib *) attr->data;
- pop_texture_group(ctx, texture);
- ctx->NewState |= _NEW_TEXTURE;
- }
- break;
- case GL_VIEWPORT_BIT:
- {
- const struct gl_viewport_attrib *vp;
- vp = (const struct gl_viewport_attrib *) attr->data;
- _mesa_Viewport(vp->X, vp->Y, vp->Width, vp->Height);
- _mesa_DepthRange(vp->Near, vp->Far);
- }
- break;
- case GL_MULTISAMPLE_BIT_ARB:
- {
- const struct gl_multisample_attrib *ms;
- ms = (const struct gl_multisample_attrib *) attr->data;
- _mesa_SampleCoverageARB(ms->SampleCoverageValue,
- ms->SampleCoverageInvert);
- }
- break;
-
- default:
- _mesa_problem( ctx, "Bad attrib flag in PopAttrib");
- break;
- }
-
- next = attr->next;
- FREE( attr->data );
- FREE( attr );
- attr = next;
- }
-}
-
-
-/**
- * Helper for incrementing/decrementing vertex buffer object reference
- * counts when pushing/popping the GL_CLIENT_VERTEX_ARRAY_BIT attribute group.
- */
-static void
-adjust_buffer_object_ref_counts(struct gl_array_attrib *array, GLint step)
-{
- GLuint i;
- array->Vertex.BufferObj->RefCount += step;
- array->Normal.BufferObj->RefCount += step;
- array->Color.BufferObj->RefCount += step;
- array->SecondaryColor.BufferObj->RefCount += step;
- array->FogCoord.BufferObj->RefCount += step;
- array->Index.BufferObj->RefCount += step;
- array->EdgeFlag.BufferObj->RefCount += step;
- for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++)
- array->TexCoord[i].BufferObj->RefCount += step;
- for (i = 0; i < VERT_ATTRIB_MAX; i++)
- array->VertexAttrib[i].BufferObj->RefCount += step;
-
- array->ArrayBufferObj->RefCount += step;
- array->ElementArrayBufferObj->RefCount += step;
-}
-
-
-#define GL_CLIENT_PACK_BIT (1<<20)
-#define GL_CLIENT_UNPACK_BIT (1<<21)
-
-
-void GLAPIENTRY
-_mesa_PushClientAttrib(GLbitfield mask)
-{
- struct gl_attrib_node *newnode;
- struct gl_attrib_node *head;
-
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (ctx->ClientAttribStackDepth >= MAX_CLIENT_ATTRIB_STACK_DEPTH) {
- _mesa_error( ctx, GL_STACK_OVERFLOW, "glPushClientAttrib" );
- return;
- }
-
- /* Build linked list of attribute nodes which save all attribute */
- /* groups specified by the mask. */
- head = NULL;
-
- if (mask & GL_CLIENT_PIXEL_STORE_BIT) {
- struct gl_pixelstore_attrib *attr;
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Pack.BufferObj->RefCount++;
- ctx->Unpack.BufferObj->RefCount++;
-#endif
- /* packing attribs */
- attr = MALLOC_STRUCT( gl_pixelstore_attrib );
- MEMCPY( attr, &ctx->Pack, sizeof(struct gl_pixelstore_attrib) );
- newnode = new_attrib_node( GL_CLIENT_PACK_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- /* unpacking attribs */
- attr = MALLOC_STRUCT( gl_pixelstore_attrib );
- MEMCPY( attr, &ctx->Unpack, sizeof(struct gl_pixelstore_attrib) );
- newnode = new_attrib_node( GL_CLIENT_UNPACK_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- }
- if (mask & GL_CLIENT_VERTEX_ARRAY_BIT) {
- struct gl_array_attrib *attr;
- attr = MALLOC_STRUCT( gl_array_attrib );
- MEMCPY( attr, &ctx->Array, sizeof(struct gl_array_attrib) );
- newnode = new_attrib_node( GL_CLIENT_VERTEX_ARRAY_BIT );
- newnode->data = attr;
- newnode->next = head;
- head = newnode;
- /* bump reference counts on buffer objects */
- adjust_buffer_object_ref_counts(&ctx->Array, 1);
- }
-
- ctx->ClientAttribStack[ctx->ClientAttribStackDepth] = head;
- ctx->ClientAttribStackDepth++;
-}
-
-
-
-
-void GLAPIENTRY
-_mesa_PopClientAttrib(void)
-{
- struct gl_attrib_node *attr, *next;
-
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (ctx->ClientAttribStackDepth == 0) {
- _mesa_error( ctx, GL_STACK_UNDERFLOW, "glPopClientAttrib" );
- return;
- }
-
- ctx->ClientAttribStackDepth--;
- attr = ctx->ClientAttribStack[ctx->ClientAttribStackDepth];
-
- while (attr) {
- switch (attr->kind) {
- case GL_CLIENT_PACK_BIT:
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Pack.BufferObj->RefCount--;
- if (ctx->Pack.BufferObj->RefCount <= 0) {
- _mesa_remove_buffer_object( ctx, ctx->Pack.BufferObj );
- (*ctx->Driver.DeleteBuffer)( ctx, ctx->Pack.BufferObj );
- }
-#endif
- MEMCPY( &ctx->Pack, attr->data,
- sizeof(struct gl_pixelstore_attrib) );
- ctx->NewState |= _NEW_PACKUNPACK;
- break;
- case GL_CLIENT_UNPACK_BIT:
-#if FEATURE_EXT_pixel_buffer_object
- ctx->Unpack.BufferObj->RefCount--;
- if (ctx->Unpack.BufferObj->RefCount <= 0) {
- _mesa_remove_buffer_object( ctx, ctx->Unpack.BufferObj );
- (*ctx->Driver.DeleteBuffer)( ctx, ctx->Unpack.BufferObj );
- }
-#endif
- MEMCPY( &ctx->Unpack, attr->data,
- sizeof(struct gl_pixelstore_attrib) );
- ctx->NewState |= _NEW_PACKUNPACK;
- break;
- case GL_CLIENT_VERTEX_ARRAY_BIT:
- adjust_buffer_object_ref_counts(&ctx->Array, -1);
- MEMCPY( &ctx->Array, attr->data,
- sizeof(struct gl_array_attrib) );
- /* decrement reference counts on buffer objects */
- ctx->NewState |= _NEW_ARRAY;
- break;
- default:
- _mesa_problem( ctx, "Bad attrib flag in PopClientAttrib");
- break;
- }
-
- next = attr->next;
- FREE( attr->data );
- FREE( attr );
- attr = next;
- }
-}
-
-
-void _mesa_init_attrib( GLcontext *ctx )
-{
- /* Renderer and client attribute stacks */
- ctx->AttribStackDepth = 0;
- ctx->ClientAttribStackDepth = 0;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-08 12:51:55 +0000