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mesa: add out of bounds assertions for accessing texture matrix stack

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This commit is contained in:
Brian Paul 2010-02-03 12:25:28 -07:00
parent 7bd949734c
commit 376ae23c3a
1 changed files with 2 additions and 0 deletions
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2
src/mesa/main/texstate.c
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@ -356,6 +356,7 @@ update_texture_matrices( GLcontext *ctx )
ctx->Texture._TexMatEnabled = 0x0;
for (u = 0; u < ctx->Const.MaxTextureCoordUnits; u++) {
ASSERT(u < Elements(ctx->TextureMatrixStack));
if (_math_matrix_is_dirty(ctx->TextureMatrixStack[u].Top)) {
_math_matrix_analyse( ctx->TextureMatrixStack[u].Top );
@ -627,6 +628,7 @@ update_texture_state( GLcontext *ctx )
ctx->Texture._GenFlags |= texUnit->_GenFlags;
}
ASSERT(unit < Elements(ctx->TextureMatrixStack));
if (ctx->TextureMatrixStack[unit].Top->type != MATRIX_IDENTITY)
ctx->Texture._TexMatEnabled |= ENABLE_TEXMAT(unit);
}