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-rw-r--r--src/mesa/main/matrix.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c
index 278584076b..f340b1ecd1 100644
--- a/src/mesa/main/matrix.c
+++ b/src/mesa/main/matrix.c
@@ -1,4 +1,4 @@
-/* $Id: matrix.c,v 1.14 2000/02/02 19:28:27 brianp Exp $ */
+/* $Id: matrix.c,v 1.15 2000/02/21 23:00:51 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -1058,7 +1058,7 @@ _mesa_PushMatrix( void )
switch (ctx->Transform.MatrixMode) {
case GL_MODELVIEW:
- if (ctx->ModelViewStackDepth>=MAX_MODELVIEW_STACK_DEPTH-1) {
+ if (ctx->ModelViewStackDepth >= MAX_MODELVIEW_STACK_DEPTH - 1) {
gl_error( ctx, GL_STACK_OVERFLOW, "glPushMatrix");
return;
}
@@ -1066,7 +1066,7 @@ _mesa_PushMatrix( void )
&ctx->ModelView );
break;
case GL_PROJECTION:
- if (ctx->ProjectionStackDepth>=MAX_PROJECTION_STACK_DEPTH) {
+ if (ctx->ProjectionStackDepth >= MAX_PROJECTION_STACK_DEPTH - 1) {
gl_error( ctx, GL_STACK_OVERFLOW, "glPushMatrix");
return;
}
@@ -1082,7 +1082,7 @@ _mesa_PushMatrix( void )
case GL_TEXTURE:
{
GLuint t = ctx->Texture.CurrentTransformUnit;
- if (ctx->TextureStackDepth[t] >= MAX_TEXTURE_STACK_DEPTH) {
+ if (ctx->TextureStackDepth[t] >= MAX_TEXTURE_STACK_DEPTH - 1) {
gl_error( ctx, GL_STACK_OVERFLOW, "glPushMatrix");
return;
}