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Hack for weird pixel shader export.

This commit is contained in:
Ben Vanik 2015-01-01 18:18:47 -08:00
parent 009f4c4863
commit ba0745abe2
1 changed files with 19 additions and 6 deletions
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25
src/xenia/gpu/gl4/gl4_shader_translator.cc
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@ -212,6 +212,7 @@ void GL4ShaderTranslator::AppendDestRegName(uint32_t num, uint32_t dst_exp) {
case ShaderType::kPixel:
switch (num) {
case 0:
case 63: // ? masked?
Append("oC[0]");
break;
case 61:
@ -241,12 +242,24 @@ void GL4ShaderTranslator::AppendDestReg(uint32_t num, uint32_t mask,
void GL4ShaderTranslator::AppendDestRegPost(uint32_t num, uint32_t mask,
uint32_t dst_exp) {
if (num == 61) {
// gl_FragDepth handling to just get x from the temp result.
Append(" gl_FragDepth = t.x;\n");
} else if (num == 63) {
Append(" gl_PointSize = t.x;\n");
} else if (mask != 0xF) {
switch (shader_type_) {
case ShaderType::kVertex:
switch (num) {
case 63:
Append(" gl_PointSize = t.x;\n");
return;
}
break;
case ShaderType::kPixel:
switch (num) {
case 61:
// gl_FragDepth handling to just get x from the temp result.
Append(" gl_FragDepth = t.x;\n");
return;
}
break;
}
if (mask != 0xF) {
// Masking.
Append(" ");
AppendDestRegName(num, dst_exp);