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Merge pull request #1496 from FernandoS27/tex-array
Implement Arrays on Tex Instruction
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commit
86dcf2942b
@ -2036,9 +2036,9 @@ private:
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break;
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}
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case OpCode::Id::TEX: {
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ASSERT_MSG(instr.tex.array == 0, "TEX arrays unimplemented");
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Tegra::Shader::TextureType texture_type{instr.tex.texture_type};
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std::string coord;
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const bool is_array = instr.tex.array != 0;
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ASSERT_MSG(!instr.tex.UsesMiscMode(Tegra::Shader::TextureMiscMode::NODEP),
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"NODEP is not implemented");
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@ -2053,21 +2053,59 @@ private:
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switch (num_coordinates) {
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case 1: {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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coord = "float coords = " + x + ';';
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if (is_array) {
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const std::string index = regs.GetRegisterAsInteger(instr.gpr8);
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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coord = "vec2 coords = vec2(" + x + ", " + index + ");";
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} else {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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coord = "float coords = " + x + ';';
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}
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break;
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}
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case 2: {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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coord = "vec2 coords = vec2(" + x + ", " + y + ");";
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if (is_array) {
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const std::string index = regs.GetRegisterAsInteger(instr.gpr8);
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2);
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coord = "vec3 coords = vec3(" + x + ", " + y + ", " + index + ");";
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} else {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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coord = "vec2 coords = vec2(" + x + ", " + y + ");";
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}
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break;
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}
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case 3: {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string z = regs.GetRegisterAsFloat(instr.gpr20);
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coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
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if (depth_compare) {
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if (is_array) {
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const std::string index = regs.GetRegisterAsInteger(instr.gpr8);
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr20);
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const std::string z = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1);
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coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " + index +
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");";
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} else {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string z = regs.GetRegisterAsFloat(instr.gpr20);
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coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
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}
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} else {
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if (is_array) {
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const std::string index = regs.GetRegisterAsInteger(instr.gpr8);
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2);
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const std::string z = regs.GetRegisterAsFloat(instr.gpr8.Value() + 3);
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coord = "vec4 coords = vec4(" + x + ", " + y + ", " + z + ", " + index +
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");";
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} else {
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const std::string x = regs.GetRegisterAsFloat(instr.gpr8);
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const std::string y = regs.GetRegisterAsFloat(instr.gpr8.Value() + 1);
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const std::string z = regs.GetRegisterAsFloat(instr.gpr8.Value() + 2);
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coord = "vec3 coords = vec3(" + x + ", " + y + ", " + z + ");";
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}
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}
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break;
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}
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default:
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@ -2086,7 +2124,7 @@ private:
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std::string op_c;
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const std::string sampler =
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GetSampler(instr.sampler, texture_type, false, depth_compare);
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GetSampler(instr.sampler, texture_type, is_array, depth_compare);
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// Add an extra scope and declare the texture coords inside to prevent
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// overwriting them in case they are used as outputs of the texs instruction.
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@ -2106,10 +2144,13 @@ private:
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}
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case Tegra::Shader::TextureProcessMode::LB:
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case Tegra::Shader::TextureProcessMode::LBA: {
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if (num_coordinates <= 2) {
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op_c = regs.GetRegisterAsFloat(instr.gpr20);
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if (depth_compare) {
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if (is_array)
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op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 2);
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else
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op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1);
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} else {
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op_c = regs.GetRegisterAsFloat(instr.gpr20.Value() + 1);
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op_c = regs.GetRegisterAsFloat(instr.gpr20);
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}
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// TODO: Figure if A suffix changes the equation at all.
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texture = "texture(" + sampler + ", coords, " + op_c + ')';
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