mirror of
https://github.com/RPCSX/rpcsx.git
synced 2026-01-01 06:10:00 +01:00
6b96a2022a
- Fixes missing shadows in persona 5 vk: Enable polygon depth bias a.k.a polygonOffset - Fixes shadow acne in persona 5
110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
#include "stdafx.h"
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#include "GLCommonDecompiler.h"
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namespace gl
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{
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std::string getFunctionImpl(FUNCTION f)
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{
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switch (f)
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{
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default:
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abort();
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case FUNCTION::FUNCTION_DP2:
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return "vec4(dot($0.xy, $1.xy))";
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case FUNCTION::FUNCTION_DP2A:
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return "vec4(dot($0.xy, $1.xy) + $2.x)";
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case FUNCTION::FUNCTION_DP3:
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return "vec4(dot($0.xyz, $1.xyz))";
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case FUNCTION::FUNCTION_DP4:
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return "vec4(dot($0, $1))";
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case FUNCTION::FUNCTION_DPH:
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return "vec4(dot(vec4($0.xyz, 1.0), $1))";
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case FUNCTION::FUNCTION_SFL:
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return "vec4(0., 0., 0., 0.)";
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case FUNCTION::FUNCTION_STR:
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return "vec4(1., 1., 1., 1.)";
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case FUNCTION::FUNCTION_FRACT:
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return "fract($0)";
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case FUNCTION::FUNCTION_REFL:
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return "vec4($0 - 2.0 * (dot($0, $1)) * $1)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE1D:
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return "texture($t, $0.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE1D_PROJ:
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return "textureProj($t, $0.x, $1.x)"; // Note: $1.x is bias
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE1D_LOD:
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return "textureLod($t, $0.x, $1.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE1D_GRAD:
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return "textureGrad($t, $0.x, $1.x, $2.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE2D:
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return "texture($t, $0.xy * $t_coord_scale)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE2D_PROJ:
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return "textureProj($t, $0 , $1.x)"; // Note: $1.x is bias
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE2D_LOD:
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return "textureLod($t, $0.xy * $t_coord_scale, $1.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE2D_GRAD:
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return "textureGrad($t, $0.xy * $t_coord_scale , $1.xy, $2.xy)";
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case FUNCTION::FUNCTION_TEXTURE_SHADOW2D:
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return "texture($t, $0.xyz)";
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case FUNCTION::FUNCTION_TEXTURE_SHADOW2D_PROJ:
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return "textureProj($t, $0, $1.x)"; // Note: $1.x is bias
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case FUNCTION::FUNCTION_TEXTURE_SAMPLECUBE:
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return "texture($t, $0.xyz)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLECUBE_PROJ:
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return "texture($t, ($0.xyz / $0.w))";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLECUBE_LOD:
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return "textureLod($t, $0.xyz, $1.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLECUBE_GRAD:
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return "textureGrad($t, $0.xyz, $1.xyz, $2.xyz)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE3D:
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return "texture($t, $0.xyz)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE3D_PROJ:
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return "textureProj($t, $0.xyzw, $1.x)"; // Note: $1.x is bias
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE3D_LOD:
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return "textureLod($t, $0.xyz, $1.x)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE3D_GRAD:
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return "textureGrad($t, $0.xyz, $1.xyz, $2.xyz)";
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case FUNCTION::FUNCTION_DFDX:
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return "dFdx($0)";
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case FUNCTION::FUNCTION_DFDY:
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return "dFdy($0)";
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case FUNCTION::FUNCTION_VERTEX_TEXTURE_FETCH2D:
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return "textureLod($t, $0.xy, 0)";
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case FUNCTION::FUNCTION_TEXTURE_SAMPLE2D_DEPTH_RGBA:
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return "texture2DReconstruct($t, $0.xy * $t_coord_scale)";
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}
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}
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int get_varying_register_location(const std::string &var_name)
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{
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static const std::pair<std::string, int> reg_table[] =
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{
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{ "diff_color", 1 },
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{ "spec_color", 2 },
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{ "back_diff_color", 1 },
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{ "back_spec_color", 2 },
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{ "front_diff_color", 3 },
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{ "front_spec_color", 4 },
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{ "fog_c", 5 },
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{ "tc0", 6 },
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{ "tc1", 7 },
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{ "tc2", 8 },
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{ "tc3", 9 },
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{ "tc4", 10 },
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{ "tc5", 11 },
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{ "tc6", 12 },
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{ "tc7", 13 },
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{ "tc8", 14 },
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{ "tc9", 15 }
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};
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for (const auto& v: reg_table)
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{
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if (v.first == var_name)
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return v.second;
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}
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fmt::throw_exception("register named %s should not be declared!", var_name.c_str());
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}
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}
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