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[dxvk] Update blend constants only when they have actually changed

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Reduces number of redundant state changes in Resonance of Fate.
This commit is contained in:
Philip Rebohle 2018-10-22 15:35:56 +02:00
parent 035fe3e30b
commit db2880acfd
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GPG Key ID: C8CC613427A31C99
2 changed files with 18 additions and 4 deletions
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10
src/dxvk/dxvk_constant_state.h
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@ -16,6 +16,16 @@ namespace dxvk {
*/
struct DxvkBlendConstants {
float r, g, b, a;
bool operator == (const DxvkBlendConstants& other) const {
return this->r == other.r && this->g == other.g
&& this->b == other.b && this->a == other.a;
}
bool operator != (const DxvkBlendConstants& other) const {
return this->r != other.r || this->g != other.g
|| this->b != other.b || this->a != other.a;
}
};

12
src/dxvk/dxvk_context.cpp
View File

@ -1406,15 +1406,19 @@ namespace dxvk {
void DxvkContext::setBlendConstants(
const DxvkBlendConstants& blendConstants) {
m_state.om.blendConstants = blendConstants;
m_flags.set(DxvkContextFlag::GpDirtyBlendConstants);
if (m_state.om.blendConstants != blendConstants) {
m_state.om.blendConstants = blendConstants;
m_flags.set(DxvkContextFlag::GpDirtyBlendConstants);
}
}
void DxvkContext::setStencilReference(
const uint32_t reference) {
m_state.om.stencilReference = reference;
m_flags.set(DxvkContextFlag::GpDirtyStencilRef);
if (m_state.om.stencilReference != reference) {
m_state.om.stencilReference = reference;
m_flags.set(DxvkContextFlag::GpDirtyStencilRef);
}
}