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Playing more with viewport stuff.

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This commit is contained in:
Ben Vanik
2015-03-14 16:11:55 -07:00
parent d57306b473
commit 7192728fe0
7 changed files with 186 additions and 129 deletions
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54
src/xenia/gpu/gl4/gl4_shader_translator.cc
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@@ -855,6 +855,26 @@ bool GL4ShaderTranslator::TranslateALU_LOG_IEEE(const ucode::instr_alu_t& alu) {
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIP_CLAMP(const instr_alu_t& alu) {
// if result == -inf result = -flt_max
// if result == +inf result = flt_max
BeginAppendScalarOp(alu);
Append("1.0 / ");
AppendScalarOpSrcReg(alu, 3);
EndAppendScalarOp(alu);
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIP_FF(const instr_alu_t& alu) {
// if result == -inf result = -zero
// if result == +inf result = zero
BeginAppendScalarOp(alu);
Append("1.0 / ");
AppendScalarOpSrcReg(alu, 3);
EndAppendScalarOp(alu);
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIP_IEEE(const instr_alu_t& alu) {
BeginAppendScalarOp(alu);
Append("1.0 / ");
@@ -863,10 +883,34 @@ bool GL4ShaderTranslator::TranslateALU_RECIP_IEEE(const instr_alu_t& alu) {
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIPSQ_CLAMP(
const ucode::instr_alu_t& alu) {
// if result == -inf result = -flt_max
// if result == +inf result = flt_max
BeginAppendScalarOp(alu);
Append("inversesqrt(");
AppendScalarOpSrcReg(alu, 3);
Append(".x)");
EndAppendScalarOp(alu);
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIPSQ_FF(
const ucode::instr_alu_t& alu) {
// if result == -inf result = -zero
// if result == +inf result = zero
BeginAppendScalarOp(alu);
Append("inversesqrt(");
AppendScalarOpSrcReg(alu, 3);
Append(".x)");
EndAppendScalarOp(alu);
return true;
}
bool GL4ShaderTranslator::TranslateALU_RECIPSQ_IEEE(
const ucode::instr_alu_t& alu) {
BeginAppendScalarOp(alu);
Append("1.0 / sqrt(");
Append("inversesqrt(");
AppendScalarOpSrcReg(alu, 3);
Append(".x)");
EndAppendScalarOp(alu);
@@ -1097,11 +1141,11 @@ bool GL4ShaderTranslator::TranslateALU(const instr_alu_t* alu, int sync) {
ALU_INSTR_IMPL(EXP_IEEE, 1), // 14
ALU_INSTR(LOG_CLAMP, 1), // 15
ALU_INSTR_IMPL(LOG_IEEE, 1), // 16
ALU_INSTR(RECIP_CLAMP, 1), // 17
ALU_INSTR(RECIP_FF, 1), // 18
ALU_INSTR_IMPL(RECIP_CLAMP, 1), // 17
ALU_INSTR_IMPL(RECIP_FF, 1), // 18
ALU_INSTR_IMPL(RECIP_IEEE, 1), // 19
ALU_INSTR(RECIPSQ_CLAMP, 1), // 20
ALU_INSTR(RECIPSQ_FF, 1), // 21
ALU_INSTR_IMPL(RECIPSQ_CLAMP, 1), // 20
ALU_INSTR_IMPL(RECIPSQ_FF, 1), // 21
ALU_INSTR_IMPL(RECIPSQ_IEEE, 1), // 22
ALU_INSTR(MOVAs, 1), // 23
ALU_INSTR(MOVA_FLOORs, 1), // 24