Emulation/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-04-02 11:01:50 -04:00
Code Issues Projects Releases Packages Wiki Activity

When alpha mask is off, don't write to stencil if stencil is off (as

Browse source 
alpha and stencil are shared on the PSP, when neither are on nothing
should be written to the stencil channel). thanks unknown.
This commit is contained in:
Henrik Rydgård 2013-07-03 17:57:33 +02:00
parent 676c000b8a
commit fbe8a19143
1 changed files with 8 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
GPU/GLES/StateMapping.cpp
View file

@ -126,7 +126,7 @@ void TransformDrawEngine::ApplyDrawState(int prim) {
// Set cull
bool wantCull = !gstate.isModeClear() && !gstate.isModeThrough() && prim != GE_PRIM_RECTANGLES && gstate.isCullEnabled();
glstate.cullFace.set(wantCull);
if (wantCull)
if (wantCull)
glstate.cullFaceMode.set(cullingMode[gstate.getCullMode()]);
// TODO: The top bit of the alpha channel should be written to the stencil bit somehow. This appears to require very expensive multipass rendering :( Alternatively, one could do a
@ -234,9 +234,13 @@ void TransformDrawEngine::ApplyDrawState(int prim) {
glstate.colorMask.set(colorMask, colorMask, colorMask, alphaMask);
// Stencil Test
glstate.stencilTest.enable();
glstate.stencilOp.set(GL_REPLACE, GL_REPLACE, GL_REPLACE);
glstate.stencilFunc.set(GL_ALWAYS, 0, 0xFF);
if (alphaMask) {
glstate.stencilTest.enable();
glstate.stencilOp.set(GL_REPLACE, GL_REPLACE, GL_REPLACE);
glstate.stencilFunc.set(GL_ALWAYS, 0, 0xFF);
} else {
glstate.stencilTest.disable();
}
} else {