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This commit is contained in:
Henrik Rydgård 2022-09-02 22:43:58 +02:00
parent f81a28f661
commit 0fe064d970
2 changed files with 7 additions and 0 deletions
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6
GPU/Common/GPUStateUtils.cpp
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@ -1020,9 +1020,12 @@ bool IsColorWriteMaskComplex(bool allowFramebufferRead) {
// by modern hardware, we do that. This is 99.9% of the time.
// When that's not enough, we fall back on a technique similar to shader blending,
// we read from the framebuffer (or a copy of it).
// We also prepare uniformMask so that if doing this in the shader gets forced-on,
// we have the right mask already.
void ConvertMaskState(GenericMaskState &maskState, bool allowFramebufferRead) {
if (gstate_c.blueToAlpha) {
maskState.applyFramebufferRead = false;
maskState.uniformMask = 0xFF000000;
maskState.maskRGBA[0] = false;
maskState.maskRGBA[1] = false;
maskState.maskRGBA[2] = false;
@ -1033,6 +1036,7 @@ void ConvertMaskState(GenericMaskState &maskState, bool allowFramebufferRead) {
// Invert to convert masks from the PSP's format where 1 is don't draw to PC where 1 is draw.
uint32_t colorMask = ~((gstate.pmskc & 0xFFFFFF) | (gstate.pmska << 24));
maskState.uniformMask = colorMask;
maskState.applyFramebufferRead = false;
for (int i = 0; i < 4; i++) {
int channelMask = colorMask & 0xFF;
@ -1087,6 +1091,8 @@ void ConvertBlendState(GenericBlendState &blendState, bool allowFramebufferRead,
if (forceReplaceBlend) {
replaceBlend = REPLACE_BLEND_READ_FRAMEBUFFER;
}
blendState.replaceBlend = replaceBlend;
ReplaceAlphaType replaceAlphaWithStencil = ReplaceAlphaWithStencil(replaceBlend);
bool usePreSrc = false;

1
GPU/Common/GPUStateUtils.h
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@ -145,6 +145,7 @@ struct GenericBlendState {
// Shader generation state
ReplaceAlphaType replaceAlphaWithStencil;
ReplaceBlendType replaceBlend;
// Resulting hardware blend state
bool blendEnabled;