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authorBrian Paul <brian.paul@tungstengraphics.com>2001-12-18 04:06:44 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2001-12-18 04:06:44 +0000
commit30f51ae067379c2b3573c06b707d25a9704df7be (patch)
tree401d75d291724d0d3a47be29d4d3512dcdb66a5a /src/mesa/main/clip.c
parent645ced29552da1af5c759d0497d98c8f55b72935 (diff)
Replace old matrix stacks with new code based on struct matrix_stack.
Moved vertex program hash table into shared context state. Implemented reference counting for vertex programs. Replaced tnl "ProjectedClip" with "Ndc" (normalized device coordinates).
Diffstat (limited to 'src/mesa/main/clip.c')
-rw-r--r--src/mesa/main/clip.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/mesa/main/clip.c b/src/mesa/main/clip.c
index f18b0b4239..700d271f7b 100644
--- a/src/mesa/main/clip.c
+++ b/src/mesa/main/clip.c
@@ -1,4 +1,4 @@
-/* $Id: clip.c,v 1.23 2001/09/15 18:02:49 brianp Exp $ */
+/* $Id: clip.c,v 1.24 2001/12/18 04:06:44 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -74,10 +74,11 @@ _mesa_ClipPlane( GLenum plane, const GLdouble *eq )
* clipping now takes place. The clip-space equations are recalculated
* whenever the projection matrix changes.
*/
- if (ctx->ModelView.flags & MAT_DIRTY)
- _math_matrix_analyse( &ctx->ModelView );
+ if (ctx->ModelviewMatrixStack.Top->flags & MAT_DIRTY)
+ _math_matrix_analyse( ctx->ModelviewMatrixStack.Top );
- _mesa_transform_vector( equation, equation, ctx->ModelView.inv );
+ _mesa_transform_vector( equation, equation,
+ ctx->ModelviewMatrixStack.Top->inv );
if (TEST_EQ_4V(ctx->Transform.EyeUserPlane[p], equation))
return;
@@ -90,12 +91,12 @@ _mesa_ClipPlane( GLenum plane, const GLdouble *eq )
* code in _mesa_update_state().
*/
if (ctx->Transform.ClipEnabled[p]) {
- if (ctx->ProjectionMatrix.flags & MAT_DIRTY)
- _math_matrix_analyse( &ctx->ProjectionMatrix );
+ if (ctx->ProjectionMatrixStack.Top->flags & MAT_DIRTY)
+ _math_matrix_analyse( ctx->ProjectionMatrixStack.Top );
_mesa_transform_vector( ctx->Transform._ClipUserPlane[p],
ctx->Transform.EyeUserPlane[p],
- ctx->ProjectionMatrix.inv );
+ ctx->ProjectionMatrixStack.Top->inv );
}
if (ctx->Driver.ClipPlane)