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Code Issues Releases Wiki Activity

gl_shader_decompiler: Re-implement TLDS lod

merge-requests/60/head
ReinUsesLisp 2019-02-12 17:02:59 +07:00
parent 444231a83d
commit e60d4d70bc
2 changed files with 35 additions and 22 deletions
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55
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -616,17 +616,8 @@ private:
std::string VisitOperand(Operation operation, std::size_t operand_index, Type type) {
std::string value = VisitOperand(operation, operand_index);
switch (type) {
case Type::Bool:
case Type::Bool2:
case Type::Float:
return value;
case Type::Int:
return "ftoi(" + value + ')';
case Type::Uint:
return "ftou(" + value + ')';
case Type::HalfFloat:
case Type::HalfFloat: {
const auto half_meta = std::get_if<MetaHalfArithmetic>(&operation.GetMeta());
if (!half_meta) {
value = "toHalf2(" + value + ')';
@ -643,6 +634,26 @@ private:
return "vec2(toHalf2(" + value + ")[1])";
}
}
default:
return CastOperand(value, type);
}
}
std::string CastOperand(const std::string& value, Type type) const {
switch (type) {
case Type::Bool:
case Type::Bool2:
case Type::Float:
return value;
case Type::Int:
return "ftoi(" + value + ')';
case Type::Uint:
return "ftou(" + value + ')';
case Type::HalfFloat:
// Can't be handled as a stand-alone value
UNREACHABLE();
return value;
}
UNREACHABLE();
return value;
}
@ -650,6 +661,7 @@ private:
std::string BitwiseCastResult(std::string value, Type type, bool needs_parenthesis = false) {
switch (type) {
case Type::Bool:
case Type::Bool2:
case Type::Float:
if (needs_parenthesis) {
return '(' + value + ')';
@ -721,7 +733,7 @@ private:
const auto meta = std::get_if<MetaTexture>(&operation.GetMeta());
ASSERT(meta);
const auto count = static_cast<u32>(operation.GetOperandsCount());
const std::size_t count = operation.GetOperandsCount();
const bool has_array = meta->sampler.IsArray();
const bool has_shadow = meta->sampler.IsShadow();
@ -732,10 +744,10 @@ private:
expr += coord_constructors.at(count + (has_array ? 1 : 0) + (has_shadow ? 1 : 0) - 1);
expr += '(';
for (u32 i = 0; i < count; ++i) {
for (std::size_t i = 0; i < count; ++i) {
expr += Visit(operation[i]);
const u32 next = i + 1;
const std::size_t next = i + 1;
if (next < count || has_array || has_shadow)
expr += ", ";
}
@ -1206,25 +1218,26 @@ private:
const auto meta = std::get_if<MetaTexture>(&operation.GetMeta());
ASSERT(meta);
UNIMPLEMENTED_IF(meta->sampler.IsArray());
UNIMPLEMENTED_IF(!meta->extras.empty());
const auto count = static_cast<u32>(operation.GetOperandsCount());
const std::size_t count = operation.GetOperandsCount();
std::string expr = "texelFetch(";
expr += GetSampler(meta->sampler);
expr += ", ";
expr += constructors.at(count - 1);
expr += constructors.at(operation.GetOperandsCount() - 1);
expr += '(';
for (u32 i = 0; i < count; ++i) {
for (std::size_t i = 0; i < count; ++i) {
expr += VisitOperand(operation, i, Type::Int);
const u32 next = i + 1;
const std::size_t next = i + 1;
if (next == count)
expr += ')';
if (next < count)
else if (next < count)
expr += ", ";
}
for (std::size_t i = 0; i < meta->extras.size(); ++i) {
expr += ", ";
expr += CastOperand(Visit(meta->extras.at(i)), Type::Int);
}
expr += ')';
return expr + GetSwizzle(meta->element);

2
src/video_core/shader/decode/memory.cpp
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@ -429,7 +429,7 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
UNIMPLEMENTED_IF_MSG(instr.tlds.UsesMiscMode(TextureMiscMode::MZ), "MZ is not implemented");
if (instr.tlds.UsesMiscMode(TextureMiscMode::NODEP)) {
LOG_WARNING(HW_GPU, "TMML.NODEP implementation is incomplete");
LOG_WARNING(HW_GPU, "TLDS.NODEP implementation is incomplete");
}
WriteTexsInstructionFloat(bb, instr, GetTldsCode(instr, texture_type, is_array));