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r300: disable ZTOP only when occlusion queries are used

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This commit is contained in:
Maciej Cencora 2009-08-16 02:04:29 +02:00
parent 30e9c753b8
commit fd97f2f8b8
1 changed files with 3 additions and 1 deletions
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4
src/mesa/drivers/dri/r300/r300_state.c
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@ -462,7 +462,7 @@ static GLboolean current_fragment_program_writes_depth(GLcontext* ctx)
static void r300SetEarlyZState(GLcontext * ctx)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
GLuint topZ = R300_ZTOP_DISABLE;
GLuint topZ = R300_ZTOP_ENABLE;
GLuint w_fmt, fgdepthsrc;
if (ctx->Color.AlphaEnabled && ctx->Color.AlphaFunc != GL_ALWAYS)
@ -471,6 +471,8 @@ static void r300SetEarlyZState(GLcontext * ctx)
topZ = R300_ZTOP_DISABLE;
else if (ctx->FragmentProgram._Current && ctx->FragmentProgram._Current->UsesKill)
topZ = R300_ZTOP_DISABLE;
else if (r300->query.current)
topZ = R300_ZTOP_DISABLE;
if (topZ != r300->hw.zstencil_format.cmd[2]) {
/* Note: This completely reemits the stencil format.