-/* $Id: attrib.c,v 1.57 2001/09/18 15:27:18 kschultz Exp $ */
+/* $Id: attrib.c,v 1.75 2002/10/24 23:57:19 brianp Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 3.5
+ * Version: 4.1
*
- * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2002 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"),
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-
-#ifdef PC_HEADER
-#include "all.h"
-#else
#include "glheader.h"
+#include "imports.h"
#include "accum.h"
#include "attrib.h"
#include "blend.h"
#include "buffers.h"
-#include "clip.h"
#include "colormac.h"
#include "context.h"
#include "depth.h"
#include "light.h"
#include "lines.h"
#include "matrix.h"
-#include "mem.h"
#include "points.h"
#include "polygon.h"
#include "simple_list.h"
#include "texobj.h"
#include "texstate.h"
#include "mtypes.h"
-#endif
-
-
+#include "math/m_xform.h"
/*
}
-
-/*
- * Copy texture object state from one texture object to another.
- */
-static void
-copy_texobj_state( struct gl_texture_object *dest,
- const struct gl_texture_object *src )
-{
- dest->Name = src->Name;
- /*
- dest->Dimensions = src->Dimensions;
- */
- dest->Priority = src->Priority;
- dest->BorderColor[0] = src->BorderColor[0];
- dest->BorderColor[1] = src->BorderColor[1];
- dest->BorderColor[2] = src->BorderColor[2];
- dest->BorderColor[3] = src->BorderColor[3];
- dest->WrapS = src->WrapS;
- dest->WrapT = src->WrapT;
- dest->WrapR = src->WrapR;
- dest->MinFilter = src->MinFilter;
- dest->MagFilter = src->MagFilter;
- dest->MinLod = src->MinLod;
- dest->MaxLod = src->MaxLod;
- dest->BaseLevel = src->BaseLevel;
- dest->MaxLevel = src->MaxLevel;
- dest->MaxAnisotropy = src->MaxAnisotropy;
- dest->CompareFlag = src->CompareFlag;
- dest->CompareOperator = src->CompareOperator;
- dest->ShadowAmbient = src->ShadowAmbient;
- dest->_MaxLevel = src->_MaxLevel;
- dest->_MaxLambda = src->_MaxLambda;
- dest->Palette = src->Palette;
- dest->Complete = src->Complete;
-}
-
-
-
void
_mesa_PushAttrib(GLbitfield mask)
{
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- if (MESA_VERBOSE&VERBOSE_API)
- fprintf(stderr, "glPushAttrib %x\n", (int)mask);
+ 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" );
attr->AlphaTest = ctx->Color.AlphaEnabled;
attr->AutoNormal = ctx->Eval.AutoNormal;
attr->Blend = ctx->Color.BlendEnabled;
- for (i=0;i<MAX_CLIP_PLANES;i++) {
- attr->ClipPlane[i] = ctx->Transform.ClipEnabled[i];
- }
+ attr->ClipPlanes = ctx->Transform.ClipPlanesEnabled;
attr->ColorMaterial = ctx->Light.ColorMaterialEnabled;
attr->Convolution1D = ctx->Pixel.Convolution1DEnabled;
attr->Convolution2D = ctx->Pixel.Convolution2DEnabled;
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->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->Texture[i] = ctx->Texture.Unit[i].Enabled;
attr->TexGen[i] = ctx->Texture.Unit[i].TexGenEnabled;
}
+ /* 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;
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++) {
- copy_texobj_state(&attr->Unit[u].Saved1D, attr->Unit[u].Current1D);
- copy_texobj_state(&attr->Unit[u].Saved2D, attr->Unit[u].Current2D);
- copy_texobj_state(&attr->Unit[u].Saved3D, attr->Unit[u].Current3D);
- copy_texobj_state(&attr->Unit[u].SavedCubeMap, attr->Unit[u].CurrentCubeMap);
+ _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;
TEST_AND_UPDATE(ctx->Color.BlendEnabled, enable->Blend, GL_BLEND);
for (i=0;i<MAX_CLIP_PLANES;i++) {
- if (ctx->Transform.ClipEnabled[i] != enable->ClipPlane[i])
- _mesa_set_enable(ctx, (GLenum) (GL_CLIP_PLANE0 + i),
- enable->ClipPlane[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_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);
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);
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_POINT_SMOOTH);
TEST_AND_UPDATE(ctx->Point.SmoothFlag, enable->PointSmooth,
GL_POINT_SMOOTH);
+ if (ctx->Extensions.NV_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_STIPPLE);
TEST_AND_UPDATE(ctx->Scissor.Enabled, enable->Scissor, GL_SCISSOR_TEST);
TEST_AND_UPDATE(ctx->Stencil.Enabled, enable->Stencil, GL_STENCIL_TEST);
+ /* XXX two-sided stencil */
TEST_AND_UPDATE(ctx->Multisample.Enabled, enable->MultisampleEnabled,
GL_MULTISAMPLE_ARB);
TEST_AND_UPDATE(ctx->Multisample.SampleAlphaToCoverage,
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 */
(*ctx->Driver.ActiveTexture)(ctx, i);
}
(*ctx->Driver.Enable)( ctx, GL_TEXTURE_1D,
- (GLboolean) (enable->Texture[i] & TEXTURE0_1D) );
+ (GLboolean) (enable->Texture[i] & TEXTURE_1D_BIT) );
(*ctx->Driver.Enable)( ctx, GL_TEXTURE_2D,
- (GLboolean) (enable->Texture[i] & TEXTURE0_2D) );
+ (GLboolean) (enable->Texture[i] & TEXTURE_2D_BIT) );
(*ctx->Driver.Enable)( ctx, GL_TEXTURE_3D,
- (GLboolean) (enable->Texture[i] & TEXTURE0_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) );
}
}
for (u = 0; u < ctx->Const.MaxTextureUnits; u++) {
const struct gl_texture_unit *unit = &texAttrib->Unit[u];
- GLuint numObjs, i;
+ GLuint i;
_mesa_ActiveTextureARB(GL_TEXTURE0_ARB + u);
_mesa_set_enable(ctx, GL_TEXTURE_1D,
- (GLboolean) (unit->Enabled & TEXTURE0_1D ? GL_TRUE : GL_FALSE));
+ (GLboolean) (unit->Enabled & TEXTURE_1D_BIT ? GL_TRUE : GL_FALSE));
_mesa_set_enable(ctx, GL_TEXTURE_2D,
- (GLboolean) (unit->Enabled & TEXTURE0_2D ? GL_TRUE : GL_FALSE));
+ (GLboolean) (unit->Enabled & TEXTURE_2D_BIT ? GL_TRUE : GL_FALSE));
_mesa_set_enable(ctx, GL_TEXTURE_3D,
- (GLboolean) (unit->Enabled & TEXTURE0_3D ? GL_TRUE : GL_FALSE));
+ (GLboolean) (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,
- (GLboolean) (unit->Enabled & TEXTURE0_CUBE ? GL_TRUE : GL_FALSE));
+ (GLboolean) (unit->Enabled & TEXTURE_CUBE_BIT ? GL_TRUE : GL_FALSE));
+ }
+ if (ctx->Extensions.NV_texture_rectangle) {
+ _mesa_set_enable(ctx, GL_TEXTURE_RECTANGLE_NV,
+ (GLboolean) (unit->Enabled & TEXTURE_RECT_BIT ? GL_TRUE : GL_FALSE));
}
_mesa_TexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, unit->EnvMode);
_mesa_TexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, unit->EnvColor);
}
/* Restore texture object state */
- numObjs = ctx->Extensions.ARB_texture_cube_map ? 4 : 3;
-
- for (i = 0; i < numObjs; i++) {
+ for (i = 0; i < NUM_TEXTURE_TARGETS; i++) {
GLenum target = 0;
const struct gl_texture_object *obj = NULL;
GLfloat bordColor[4];
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 */
}
}
if (ctx->Extensions.SGIX_shadow_ambient) {
_mesa_TexParameterf(target, GL_SHADOW_AMBIENT_SGIX,
- CHAN_TO_FLOAT(obj->ShadowAmbient));
+ obj->ShadowAmbient);
}
}
ctx->Texture.Unit[u].Current2D->RefCount--;
ctx->Texture.Unit[u].Current3D->RefCount--;
ctx->Texture.Unit[u].CurrentCubeMap->RefCount--;
+ ctx->Texture.Unit[u].CurrentRect->RefCount--;
}
}
while (attr) {
- if (MESA_VERBOSE&VERBOSE_API) {
- fprintf(stderr, "glPopAttrib %s\n",
- _mesa_lookup_enum_by_nr(attr->kind));
+ if (MESA_VERBOSE & VERBOSE_API) {
+ _mesa_debug(ctx, "glPopAttrib %s\n",
+ _mesa_lookup_enum_by_nr(attr->kind));
}
switch (attr->kind) {
const struct gl_colorbuffer_attrib *color;
color = (const struct gl_colorbuffer_attrib *) attr->data;
_mesa_ClearIndex((GLfloat) color->ClearIndex);
- _mesa_ClearColor(CHAN_TO_FLOAT(color->ClearColor[0]),
- CHAN_TO_FLOAT(color->ClearColor[1]),
- CHAN_TO_FLOAT(color->ClearColor[2]),
- CHAN_TO_FLOAT(color->ClearColor[3]));
+ _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[3] != 0));
_mesa_DrawBuffer(color->DrawBuffer);
_mesa_set_enable(ctx, GL_ALPHA_TEST, color->AlphaEnabled);
- _mesa_AlphaFunc(color->AlphaFunc,
- CHAN_TO_FLOAT(color->AlphaRef));
+ _mesa_AlphaFunc(color->AlphaFunc, color->AlphaRef);
_mesa_set_enable(ctx, GL_BLEND, color->BlendEnabled);
_mesa_BlendFuncSeparateEXT(color->BlendSrcRGB,
color->BlendDstRGB,
/* lighting enable */
_mesa_set_enable(ctx, GL_LIGHTING, light->Enabled);
/* per-light state */
+
+ if (ctx->ModelviewMatrixStack.Top->flags & MAT_DIRTY_INVERSE)
+ _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
+
for (i = 0; i < MAX_LIGHTS; i++) {
GLenum lgt = (GLenum) (GL_LIGHT0 + i);
- _mesa_set_enable(ctx, lgt, light->Light[i].Enabled);
- MEMCPY(&ctx->Light.Light[i], &light->Light[i],
- sizeof(struct gl_light));
+ 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_POINT( tmp, ctx->ModelviewMatrixStack.Top->m, l->EyeDirection );
+ _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,
point = (const struct gl_point_attrib *) attr->data;
_mesa_PointSize(point->Size);
_mesa_set_enable(ctx, GL_POINT_SMOOTH, point->SmoothFlag);
- _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.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) {
+ 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);
+ }
}
break;
case GL_POLYGON_BIT:
break;
case GL_STENCIL_BUFFER_BIT:
{
+ const GLint face = 0; /* XXX stencil two side */
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);
- _mesa_StencilFunc(stencil->Function, stencil->Ref,
- stencil->ValueMask);
- _mesa_StencilMask(stencil->WriteMask);
- _mesa_StencilOp(stencil->FailFunc, stencil->ZFailFunc,
- stencil->ZPassFunc);
+ _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]);
}
break;
case GL_TRANSFORM_BIT:
const struct gl_transform_attrib *xform;
xform = (const struct gl_transform_attrib *) attr->data;
_mesa_MatrixMode(xform->MatrixMode);
- /* clip planes */
- MEMCPY(ctx->Transform.EyeUserPlane, xform->EyeUserPlane,
- sizeof(xform->EyeUserPlane));
- MEMCPY(ctx->Transform._ClipUserPlane, xform->_ClipUserPlane,
- sizeof(xform->EyeUserPlane));
- /* clip plane enable flags */
+
+ if (ctx->ProjectionMatrixStack.Top->flags & MAT_DIRTY)
+ _math_matrix_analyse( ctx->ProjectionMatrixStack.Top );
+
+ /* restore clip planes */
for (i = 0; i < MAX_CLIP_PLANES; i++) {
- _mesa_set_enable(ctx, GL_CLIP_PLANE0 + i,
- xform->ClipEnabled[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 */
- _mesa_set_enable(ctx, GL_NORMALIZE, ctx->Transform.Normalize);
- _mesa_set_enable(ctx, GL_RESCALE_NORMAL_EXT,
- ctx->Transform.RescaleNormals);
+ 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: