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Merge pull request #5403 from lioncash/gen2

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gl_shader_gen: Minor string cleanups
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Marshall Mohror 2020-06-20 13:09:24 -05:00 committed by GitHub
commit 353780e1c9
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1 changed files with 52 additions and 64 deletions
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84
src/video_core/renderer_opengl/gl_shader_gen.cpp
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@ -971,7 +971,7 @@ using ProcTexShift = TexturingRegs::ProcTexShift;
using ProcTexCombiner = TexturingRegs::ProcTexCombiner;
using ProcTexFilter = TexturingRegs::ProcTexFilter;
void AppendProcTexShiftOffset(std::string& out, std::string_view v, ProcTexShift mode,
static void AppendProcTexShiftOffset(std::string& out, std::string_view v, ProcTexShift mode,
ProcTexClamp clamp_mode) {
const std::string_view offset = (clamp_mode == ProcTexClamp::MirroredRepeat) ? "1.0" : "0.5";
switch (mode) {
@ -991,7 +991,7 @@ void AppendProcTexShiftOffset(std::string& out, std::string_view v, ProcTexShift
}
}
void AppendProcTexClamp(std::string& out, std::string_view var, ProcTexClamp mode) {
static void AppendProcTexClamp(std::string& out, std::string_view var, ProcTexClamp mode) {
switch (mode) {
case ProcTexClamp::ToZero:
out += fmt::format("{0} = {0} > 1.0 ? 0 : {0};\n", var);
@ -1016,49 +1016,40 @@ void AppendProcTexClamp(std::string& out, std::string_view var, ProcTexClamp mod
}
}
void AppendProcTexCombineAndMap(std::string& out, ProcTexCombiner combiner,
static void AppendProcTexCombineAndMap(std::string& out, ProcTexCombiner combiner,
std::string_view offset) {
std::string combined;
const auto combined = [combiner]() -> std::string_view {
switch (combiner) {
case ProcTexCombiner::U:
combined = "u";
break;
return "u";
case ProcTexCombiner::U2:
combined = "(u * u)";
break;
return "(u * u)";
case TexturingRegs::ProcTexCombiner::V:
combined = "v";
break;
return "v";
case TexturingRegs::ProcTexCombiner::V2:
combined = "(v * v)";
break;
return "(v * v)";
case TexturingRegs::ProcTexCombiner::Add:
combined = "((u + v) * 0.5)";
break;
return "((u + v) * 0.5)";
case TexturingRegs::ProcTexCombiner::Add2:
combined = "((u * u + v * v) * 0.5)";
break;
return "((u * u + v * v) * 0.5)";
case TexturingRegs::ProcTexCombiner::SqrtAdd2:
combined = "min(sqrt(u * u + v * v), 1.0)";
break;
return "min(sqrt(u * u + v * v), 1.0)";
case TexturingRegs::ProcTexCombiner::Min:
combined = "min(u, v)";
break;
return "min(u, v)";
case TexturingRegs::ProcTexCombiner::Max:
combined = "max(u, v)";
break;
return "max(u, v)";
case TexturingRegs::ProcTexCombiner::RMax:
combined = "min(((u + v) * 0.5 + sqrt(u * u + v * v)) * 0.5, 1.0)";
break;
return "min(((u + v) * 0.5 + sqrt(u * u + v * v)) * 0.5, 1.0)";
default:
LOG_CRITICAL(HW_GPU, "Unknown combiner {}", static_cast<u32>(combiner));
combined = "0.0";
break;
return "0.0";
}
}();
out += fmt::format("ProcTexLookupLUT({}, {})", offset, combined);
}
void AppendProcTexSampler(std::string& out, const PicaFSConfig& config) {
static void AppendProcTexSampler(std::string& out, const PicaFSConfig& config) {
// LUT sampling uitlity
// For NoiseLUT/ColorMap/AlphaMap, coord=0.0 is lut[0], coord=127.0/128.0 is lut[127] and
// coord=1.0 is lut[127]+lut_diff[127]. For other indices, the result is interpolated using
@ -1479,7 +1470,7 @@ vec4 secondary_fragment_color = vec4(0.0);
// Do not do any sort of processing if it's obvious we're not going to pass the alpha test
if (state.alpha_test_func == FramebufferRegs::CompareFunc::Never) {
out += "discard; }";
return {out};
return {std::move(out)};
}
// Append the scissor test
@ -1545,7 +1536,7 @@ vec4 secondary_fragment_color = vec4(0.0);
"VideoCore_Pica_UseGasMode", true);
LOG_CRITICAL(Render_OpenGL, "Unimplemented gas mode");
out += "discard; }";
return {out};
return {std::move(out)};
}
if (state.shadow_rendering) {
@ -1583,7 +1574,7 @@ do {
out += '}';
return {out};
return {std::move(out)};
}
ShaderDecompiler::ProgramResult GenerateTrivialVertexShader(bool separable_shader) {
@ -1592,22 +1583,19 @@ ShaderDecompiler::ProgramResult GenerateTrivialVertexShader(bool separable_shade
out += "#extension GL_ARB_separate_shader_objects : enable\n";
}
out += fmt::format("layout(location = {}) in vec4 vert_position;\n",
static_cast<int>(ATTRIBUTE_POSITION));
out += fmt::format("layout(location = {}) in vec4 vert_color;\n",
static_cast<int>(ATTRIBUTE_COLOR));
out += fmt::format("layout(location = {}) in vec2 vert_texcoord0;\n",
static_cast<int>(ATTRIBUTE_TEXCOORD0));
out += fmt::format("layout(location = {}) in vec2 vert_texcoord1;\n",
static_cast<int>(ATTRIBUTE_TEXCOORD1));
out += fmt::format("layout(location = {}) in vec2 vert_texcoord2;\n",
static_cast<int>(ATTRIBUTE_TEXCOORD2));
out += fmt::format("layout(location = {}) in float vert_texcoord0_w;\n",
static_cast<int>(ATTRIBUTE_TEXCOORD0_W));
out += fmt::format("layout(location = {}) in vec4 vert_normquat;\n",
static_cast<int>(ATTRIBUTE_NORMQUAT));
out +=
fmt::format("layout(location = {}) in vec3 vert_view;\n", static_cast<int>(ATTRIBUTE_VIEW));
fmt::format("layout(location = {}) in vec4 vert_position;\n"
"layout(location = {}) in vec4 vert_color;\n"
"layout(location = {}) in vec2 vert_texcoord0;\n"
"layout(location = {}) in vec2 vert_texcoord1;\n"
"layout(location = {}) in vec2 vert_texcoord2;\n"
"layout(location = {}) in float vert_texcoord0_w;\n"
"layout(location = {}) in vec4 vert_normquat;\n"
"layout(location = {}) in vec3 vert_view;\n",
static_cast<int>(ATTRIBUTE_POSITION), static_cast<int>(ATTRIBUTE_COLOR),
static_cast<int>(ATTRIBUTE_TEXCOORD0), static_cast<int>(ATTRIBUTE_TEXCOORD1),
static_cast<int>(ATTRIBUTE_TEXCOORD2), static_cast<int>(ATTRIBUTE_TEXCOORD0_W),
static_cast<int>(ATTRIBUTE_NORMQUAT), static_cast<int>(ATTRIBUTE_VIEW));
out += GetVertexInterfaceDeclaration(true, separable_shader);
@ -1631,7 +1619,7 @@ void main() {
}
)";
return {out};
return {std::move(out)};
}
std::optional<ShaderDecompiler::ProgramResult> GenerateVertexShader(
@ -1696,7 +1684,7 @@ layout (std140) uniform vs_config {
out += program_source;
return {{out}};
return {{std::move(out)}};
}
static std::string GetGSCommonSource(const PicaGSConfigCommonRaw& config, bool separable_shader) {
@ -1814,6 +1802,6 @@ void main() {
out += " EmitPrim(prim_buffer[0], prim_buffer[1], prim_buffer[2]);\n";
out += "}\n";
return {out};
return {std::move(out)};
}
} // namespace OpenGL