gl_shader_decompiler: Clean up texture instructions
This commit is contained in:
ReinUsesLisp
parent
6a642022dd
commit
ab13b628d0
|
|
@ -1337,15 +1337,7 @@ private:
|
|||
regs.SetRegisterToInteger(dest, true, 0, result, 1, 1);
|
||||
}
|
||||
|
||||
void WriteTexsInstruction(const Instruction& instr, const std::string& coord,
|
||||
const std::string& texture) {
|
||||
// Add an extra scope and declare the texture coords inside to prevent
|
||||
// overwriting them in case they are used as outputs of the texs instruction.
|
||||
shader.AddLine('{');
|
||||
++shader.scope;
|
||||
shader.AddLine(coord);
|
||||
shader.AddLine("vec4 texture_tmp = " + texture + ';');
|
||||
|
||||
void WriteTexsInstruction(const Instruction& instr, const std::string& texture) {
|
||||
// TEXS has two destination registers and a swizzle. The first two elements in the swizzle
|
||||
// go into gpr0+0 and gpr0+1, and the rest goes into gpr28+0 and gpr28+1
|
||||
|
||||
|
|
@ -1357,19 +1349,17 @@ private:
|
|||
|
||||
if (written_components < 2) {
|
||||
// Write the first two swizzle components to gpr0 and gpr0+1
|
||||
regs.SetRegisterToFloat(instr.gpr0, component, "texture_tmp", 1, 4, false,
|
||||
regs.SetRegisterToFloat(instr.gpr0, component, texture, 1, 4, false,
|
||||
written_components % 2);
|
||||
} else {
|
||||
ASSERT(instr.texs.HasTwoDestinations());
|
||||
// Write the rest of the swizzle components to gpr28 and gpr28+1
|
||||
regs.SetRegisterToFloat(instr.gpr28, component, "texture_tmp", 1, 4, false,
|
||||
regs.SetRegisterToFloat(instr.gpr28, component, texture, 1, 4, false,
|
||||
written_components % 2);
|
||||
}
|
||||
|
||||
++written_components;
|
||||
}
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
}
|
||||
|
||||
static u32 TextureCoordinates(Tegra::Shader::TextureType texture_type) {
|
||||
|
|
@ -2600,7 +2590,6 @@ private:
|
|||
}
|
||||
case OpCode::Id::TEX: {
|
||||
Tegra::Shader::TextureType texture_type{instr.tex.texture_type};
|
||||
std::string coord;
|
||||
const bool is_array = instr.tex.array != 0;
|
||||
|
||||
UNIMPLEMENTED_IF_MSG(instr.tex.UsesMiscMode(Tegra::Shader::TextureMiscMode::NODEP),
|
||||
|
|
@ -2633,21 +2622,23 @@ private:
|
|||
|
||||
bool depth_compare_extra = false;
|
||||
|
||||
const auto scope = shader.Scope();
|
||||
|
||||
switch (num_coordinates) {
|
||||
case 1: {
|
||||
const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + start_index);
|
||||
if (is_array) {
|
||||
if (depth_compare) {
|
||||
coord = "vec3 coords = vec3(" + x + ", " + depth_value + ", " +
|
||||
array_elem + ");";
|
||||
shader.AddLine("vec3 coords = vec3(" + x + ", " + depth_value + ", " +
|
||||
array_elem + ");");
|
||||
} else {
|
||||
coord = "vec2 coords = vec2(" + x + ", " + array_elem + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + array_elem + ");");
|
||||
}
|
||||
} else {
|
||||
if (depth_compare) {
|
||||
coord = "vec2 coords = vec2(" + x + ", " + depth_value + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + depth_value + ");");
|
||||
} else {
|
||||
coord = "float coords = " + x + ';';
|
||||
shader.AddLine("float coords = " + x + ';');
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
@ -2658,17 +2649,18 @@ private:
|
|||
regs.GetRegisterAsFloat(instr.gpr8.Value() + start_index + 1);
|
||||
if (is_array) {
|
||||
if (depth_compare) {
|
||||
coord = "vec4 coords = vec4(" + x + ", " + y + ", " + depth_value +
|
||||
", " + array_elem + ");";
|
||||
shader.AddLine("vec4 coords = vec4(" + x + ", " + y + ", " +
|
||||
depth_value + ", " + array_elem + ");");
|
||||
} else {
|
||||
coord = "vec3 coords = vec3(" + x + ", " + y + ", " + array_elem + ");";
|
||||
shader.AddLine("vec3 coords = vec3(" + x + ", " + y + ", " +
|
||||
array_elem + ");");
|
||||
}
|
||||
} else {
|
||||
if (depth_compare) {
|
||||
coord =
|
||||
"vec3 coords = vec3(" + x + ", " + y + ", " + depth_value + ");";
|
||||
shader.AddLine("vec3 coords = vec3(" + x + ", " + y + ", " +
|
||||
depth_value + ");");
|
||||
} else {
|
||||
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + y + ");");
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
@ -2681,14 +2673,14 @@ private:
|
|||
regs.GetRegisterAsFloat(instr.gpr8.Value() + start_index + 2);
|
||||
if (is_array) {
|
||||
depth_compare_extra = depth_compare;
|
||||
coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " +
|
||||
array_elem + ");";
|
||||
shader.AddLine("vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " +
|
||||
array_elem + ");");
|
||||
} else {
|
||||
if (depth_compare) {
|
||||
coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " +
|
||||
depth_value + ");";
|
||||
shader.AddLine("vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " +
|
||||
depth_value + ");");
|
||||
} else {
|
||||
coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
|
||||
shader.AddLine("vec3 coords = vec3(" + x + ", " + y + ", " + z + ");");
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
|
@ -2700,7 +2692,7 @@ private:
|
|||
// Fallback to interpreting as a 2D texture for now
|
||||
const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
|
||||
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
||||
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + y + ");");
|
||||
texture_type = Tegra::Shader::TextureType::Texture2D;
|
||||
}
|
||||
|
||||
|
|
@ -2709,9 +2701,6 @@ private:
|
|||
// Add an extra scope and declare the texture coords inside to prevent
|
||||
// overwriting them in case they are used as outputs of the texs instruction.
|
||||
|
||||
shader.AddLine('{');
|
||||
++shader.scope;
|
||||
shader.AddLine(coord);
|
||||
std::string texture;
|
||||
|
||||
switch (instr.tex.GetTextureProcessMode()) {
|
||||
|
|
@ -2765,23 +2754,20 @@ private:
|
|||
static_cast<u32>(instr.tex.GetTextureProcessMode()));
|
||||
}
|
||||
}
|
||||
if (!depth_compare) {
|
||||
shader.AddLine("vec4 texture_tmp = " + texture + ';');
|
||||
|
||||
if (depth_compare) {
|
||||
regs.SetRegisterToFloat(instr.gpr0, 0, texture, 1, 1, false);
|
||||
} else {
|
||||
std::size_t dest_elem{};
|
||||
for (std::size_t elem = 0; elem < 4; ++elem) {
|
||||
if (!instr.tex.IsComponentEnabled(elem)) {
|
||||
// Skip disabled components
|
||||
continue;
|
||||
}
|
||||
regs.SetRegisterToFloat(instr.gpr0, elem, "texture_tmp", 1, 4, false,
|
||||
dest_elem);
|
||||
regs.SetRegisterToFloat(instr.gpr0, elem, texture, 1, 4, false, dest_elem);
|
||||
++dest_elem;
|
||||
}
|
||||
} else {
|
||||
regs.SetRegisterToFloat(instr.gpr0, 0, texture, 1, 1, false);
|
||||
}
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TEXS: {
|
||||
|
|
@ -2884,6 +2870,7 @@ private:
|
|||
}
|
||||
const std::string sampler =
|
||||
GetSampler(instr.sampler, texture_type, is_array, depth_compare);
|
||||
|
||||
std::string texture;
|
||||
switch (process_mode) {
|
||||
case Tegra::Shader::TextureProcessMode::None: {
|
||||
|
|
@ -2908,12 +2895,11 @@ private:
|
|||
static_cast<u32>(instr.texs.GetTextureProcessMode()));
|
||||
}
|
||||
}
|
||||
if (!depth_compare) {
|
||||
WriteTexsInstruction(instr, coord, texture);
|
||||
} else {
|
||||
WriteTexsInstruction(instr, coord, "vec4(" + texture + ')');
|
||||
}
|
||||
|
||||
if (depth_compare) {
|
||||
texture = "vec4(" + texture + ')';
|
||||
}
|
||||
WriteTexsInstruction(instr, texture);
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TLDS: {
|
||||
|
|
@ -2974,13 +2960,12 @@ private:
|
|||
static_cast<u32>(instr.tlds.GetTextureProcessMode()));
|
||||
}
|
||||
}
|
||||
WriteTexsInstruction(instr, coords, texture);
|
||||
WriteTexsInstruction(instr, texture);
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TLD4: {
|
||||
ASSERT(instr.tld4.texture_type == Tegra::Shader::TextureType::Texture2D);
|
||||
ASSERT(instr.tld4.array == 0);
|
||||
std::string coord;
|
||||
|
||||
UNIMPLEMENTED_IF_MSG(instr.tld4.UsesMiscMode(Tegra::Shader::TextureMiscMode::NODEP),
|
||||
"NODEP is not implemented");
|
||||
|
|
@ -2997,10 +2982,7 @@ private:
|
|||
if (depth_compare)
|
||||
num_coordinates += 1;
|
||||
|
||||
// Add an extra scope and declare the texture coords inside to prevent
|
||||
// overwriting them in case they are used as outputs of the texs instruction.
|
||||
shader.AddLine('{');
|
||||
++shader.scope;
|
||||
const auto scope = shader.Scope();
|
||||
|
||||
switch (num_coordinates) {
|
||||
case 2: {
|
||||
|
|
@ -3031,7 +3013,9 @@ private:
|
|||
const std::string texture = "textureGather(" + sampler + ", coords, " +
|
||||
std::to_string(instr.tld4.component) + ')';
|
||||
|
||||
if (!depth_compare) {
|
||||
if (depth_compare) {
|
||||
regs.SetRegisterToFloat(instr.gpr0, 0, texture, 1, 1, false);
|
||||
} else {
|
||||
shader.AddLine("vec4 texture_tmp = " + texture + ';');
|
||||
std::size_t dest_elem{};
|
||||
for (std::size_t elem = 0; elem < 4; ++elem) {
|
||||
|
|
@ -3043,11 +3027,7 @@ private:
|
|||
dest_elem);
|
||||
++dest_elem;
|
||||
}
|
||||
} else {
|
||||
regs.SetRegisterToFloat(instr.gpr0, 0, texture, 1, 1, false);
|
||||
}
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TLD4S: {
|
||||
|
|
@ -3074,26 +3054,22 @@ private:
|
|||
const std::string op_y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
||||
shader.AddLine("vec3 coords = vec3(" + op_a + ", " + op_y + ", " + op_b + ");");
|
||||
}
|
||||
const std::string texture = "textureGather(" + sampler + ", coords, " +
|
||||
|
||||
std::string texture = "textureGather(" + sampler + ", coords, " +
|
||||
std::to_string(instr.tld4s.component) + ')';
|
||||
|
||||
if (!depth_compare) {
|
||||
WriteTexsInstruction(instr, coords, texture);
|
||||
} else {
|
||||
WriteTexsInstruction(instr, coords, "vec4(" + texture + ')');
|
||||
if (depth_compare) {
|
||||
texture = "vec4(" + texture + ')';
|
||||
}
|
||||
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
WriteTexsInstruction(instr, texture);
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TXQ: {
|
||||
UNIMPLEMENTED_IF_MSG(instr.txq.UsesMiscMode(Tegra::Shader::TextureMiscMode::NODEP),
|
||||
"NODEP is not implemented");
|
||||
|
||||
++shader.scope;
|
||||
shader.AddLine('{');
|
||||
// TODO: the new commits on the texture refactor, change the way samplers work.
|
||||
const auto scope = shader.Scope();
|
||||
|
||||
// TODO: The new commits on the texture refactor, change the way samplers work.
|
||||
// Sadly, not all texture instructions specify the type of texture their sampler
|
||||
// uses. This must be fixed at a later instance.
|
||||
const std::string sampler =
|
||||
|
|
@ -3104,7 +3080,8 @@ private:
|
|||
regs.GetRegisterAsInteger(instr.gpr8) + ')';
|
||||
const std::string mip_level = "textureQueryLevels(" + sampler + ')';
|
||||
shader.AddLine("ivec2 sizes = " + texture + ';');
|
||||
regs.SetRegisterToInteger(instr.gpr0, true, 0, "sizes.x", 1, 1);
|
||||
|
||||
regs.SetRegisterToInteger(instr.gpr0.Value() + 0, true, 0, "sizes.x", 1, 1);
|
||||
regs.SetRegisterToInteger(instr.gpr0.Value() + 1, true, 0, "sizes.y", 1, 1);
|
||||
regs.SetRegisterToInteger(instr.gpr0.Value() + 2, true, 0, "0", 1, 1);
|
||||
regs.SetRegisterToInteger(instr.gpr0.Value() + 3, true, 0, mip_level, 1, 1);
|
||||
|
|
@ -3115,8 +3092,6 @@ private:
|
|||
static_cast<u32>(instr.txq.query_type.Value()));
|
||||
}
|
||||
}
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
break;
|
||||
}
|
||||
case OpCode::Id::TMML: {
|
||||
|
|
@ -3131,17 +3106,18 @@ private:
|
|||
const std::string sampler =
|
||||
GetSampler(instr.sampler, texture_type, is_array, false);
|
||||
|
||||
// TODO: add coordinates for different samplers once other texture types are
|
||||
const auto scope = shader.Scope();
|
||||
|
||||
// TODO: Add coordinates for different samplers once other texture types are
|
||||
// implemented.
|
||||
std::string coord;
|
||||
switch (texture_type) {
|
||||
case Tegra::Shader::TextureType::Texture1D: {
|
||||
coord = "float coords = " + x + ';';
|
||||
shader.AddLine("float coords = " + x + ';');
|
||||
break;
|
||||
}
|
||||
case Tegra::Shader::TextureType::Texture2D: {
|
||||
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
||||
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + y + ");");
|
||||
break;
|
||||
}
|
||||
default:
|
||||
|
|
@ -3149,22 +3125,15 @@ private:
|
|||
|
||||
// Fallback to interpreting as a 2D texture for now
|
||||
const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
|
||||
coord = "vec2 coords = vec2(" + x + ", " + y + ");";
|
||||
shader.AddLine("vec2 coords = vec2(" + x + ", " + y + ");");
|
||||
texture_type = Tegra::Shader::TextureType::Texture2D;
|
||||
}
|
||||
// Add an extra scope and declare the texture coords inside to prevent
|
||||
// overwriting them in case they are used as outputs of the texs instruction.
|
||||
shader.AddLine('{');
|
||||
++shader.scope;
|
||||
shader.AddLine(coord);
|
||||
|
||||
const std::string texture = "textureQueryLod(" + sampler + ", coords)";
|
||||
const std::string tmp = "vec2 tmp = " + texture + "*vec2(256.0, 256.0);";
|
||||
shader.AddLine(tmp);
|
||||
shader.AddLine("vec2 tmp = " + texture + " * vec2(256.0, 256.0);");
|
||||
|
||||
regs.SetRegisterToInteger(instr.gpr0, true, 0, "int(tmp.y)", 1, 1);
|
||||
regs.SetRegisterToInteger(instr.gpr0.Value() + 1, false, 0, "uint(tmp.x)", 1, 1);
|
||||
--shader.scope;
|
||||
shader.AddLine('}');
|
||||
break;
|
||||
}
|
||||
default: {
|
||||
|
|
|
|||
Loading…
Reference in New Issue