ShuriZma
/
desmume
mirror of https://github.com/TASEmulators/desmume.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fix errors in ogl old 3d driver (recent changes from ogl 3.2 not fully ported)

This commit is contained in:
zeromus 2016-12-27 21:09:08 -06:00
parent 8159da3f0c
commit 4710cf7e37
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
desmume/src/OGLRender.cpp
View File

@ -334,7 +334,7 @@ static const char *fragmentShader_100 = {"\
\n\
float vertW = (vtxPosition.w == 0.0) ? 0.00000001 : vtxPosition.w;\n\
// hack: when using z-depth, drop some LSBs so that the overworld map in Dragon Quest IV shows up correctly\n\
float newFragDepth = (stateUseWDepth) ? vtxPosition.w/4096.0 : clamp( (floor((((vtxPosition.z/vertW) * 0.5 + 0.5) * 16777215.0) / 4.0) * 4.0) / 16777215.0, 0.0, 1.0);\n\
float newFragDepthValue = (stateUseWDepth) ? vtxPosition.w/4096.0 : clamp( (floor((((vtxPosition.z/vertW) * 0.5 + 0.5) * 16777215.0) / 4.0) * 4.0) / 16777215.0, 0.0, 1.0);\n\
\n\
if ((polyMode != 3) || polyDrawShadow)\n\
{\n\
@ -405,7 +405,7 @@ static const char *fragmentShader_100 = {"\
gl_FragData[1] = newFragDepth;\n\
gl_FragData[2] = newPolyID;\n\
gl_FragData[3] = newFogAttributes;\n\
gl_FragDepth = newFragDepth;\n\
gl_FragDepth = newFragDepthValue;\n\
}\n\
"};