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rsx: Fix shader interpreter compilation

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kd-11 2023-07-03 22:07:31 +03:00 • committed by kd-11
parent c9da795bf3
commit 1671922f7e
1 changed files with 86 additions and 19 deletions
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105
rpcs3/Emu/RSX/Program/GLSLInterpreter/FragmentInterpreter.glsl
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@ -298,6 +298,57 @@ bool check_cond()
#ifdef WITH_TEXTURES
#define RSX_SAMPLE_TEXTURE_1D 0
#define RSX_SAMPLE_TEXTURE_2D 1
#define RSX_SAMPLE_TEXTURE_CUBE 2
#define RSX_SAMPLE_TEXTURE_3D 3
// FIXME: Remove when codegen is unified
#define CLAMP_COORDS_BIT 17
float _texcoord_xform(const in float coord, const in sampler_info params)
{
float result = fma(coord, params.scale_x, params.bias_x);
if (TEST_BIT(params.flags, CLAMP_COORDS_BIT))
{
result = clamp(result, params.clamp_min_x, params.clamp_max_x);
}
return result;
}
vec2 _texcoord_xform(const in vec2 coord, const in sampler_info params)
{
vec2 result = fma(
coord,
vec2(params.scale_x, params.scale_y),
vec2(params.bias_x, params.bias_y)
);
if (TEST_BIT(params.flags, CLAMP_COORDS_BIT))
{
result = clamp(
result,
vec2(params.clamp_min_x, params.clamp_min_y),
vec2(params.clamp_max_x, params.clamp_max_y)
);
}
return result;
}
vec3 _texcoord_xform(const in vec3 coord, const in sampler_info params)
{
vec3 result = fma(
coord,
vec3(params.scale_x, params.scale_y, params.scale_z),
vec3(params.bias_x, params.bias_y, params.bias_z)
);
// NOTE: Coordinate clamping not supported for CUBE and 3D textures
return result;
}
vec4 _texture(in vec4 coord, float bias)
{
ur0 = GET_BITS(0, 17, 4);
@ -308,18 +359,25 @@ vec4 _texture(in vec4 coord, float bias)
ur1 = ur0 + ur0;
const uint type = bitfieldExtract(texture_control, int(ur1), 2);
coord.xyz = (coord.xyz + texture_parameters[ur0].scale_bias.w) * texture_parameters[ur0].scale_bias.xyz;
switch (type)
{
case 0:
vr0 = texture(SAMPLER1D(ur0), coord.x, bias); break;
case 1:
vr0 = texture(SAMPLER2D(ur0), coord.xy, bias); break;
case 2:
vr0 = texture(SAMPLERCUBE(ur0), coord.xyz, bias); break;
case 3:
vr0 = texture(SAMPLER3D(ur0), coord.xyz, bias); break;
case RSX_SAMPLE_TEXTURE_1D:
coord.x = _texcoord_xform(coord.x, texture_parameters[ur0]);
vr0 = texture(SAMPLER1D(ur0), coord.x, bias);
break;
case RSX_SAMPLE_TEXTURE_2D:
coord.xy = _texcoord_xform(coord.xy, texture_parameters[ur0]);
vr0 = texture(SAMPLER2D(ur0), coord.xy, bias);
break;
case RSX_SAMPLE_TEXTURE_CUBE:
coord.xyz = _texcoord_xform(coord.xyz, texture_parameters[ur0]);
vr0 = texture(SAMPLERCUBE(ur0), coord.xyz, bias);
break;
case RSX_SAMPLE_TEXTURE_3D:
coord.xyz = _texcoord_xform(coord.xyz, texture_parameters[ur0]);
vr0 = texture(SAMPLER3D(ur0), coord.xyz, bias);
break;
}
if (TEST_BIT(0, 21))
@ -340,23 +398,32 @@ vec4 _textureLod(in vec4 coord, float lod)
ur1 = ur0 + ur0;
const uint type = bitfieldExtract(texture_control, int(ur1), 2);
coord.xyz = (coord.xyz + texture_parameters[ur0].scale_bias.w) * texture_parameters[ur0].scale_bias.xyz;
switch (type)
{
case 0:
vr0 = textureLod(SAMPLER1D(ur0), coord.x, lod); break;
case 1:
vr0 = textureLod(SAMPLER2D(ur0), coord.xy, lod); break;
case 2:
vr0 = textureLod(SAMPLERCUBE(ur0), coord.xyz, lod); break;
case 3:
vr0 = textureLod(SAMPLER3D(ur0), coord.xyz, lod); break;
case RSX_SAMPLE_TEXTURE_1D:
coord.x = _texcoord_xform(coord.x, texture_parameters[ur0]);
vr0 = textureLod(SAMPLER1D(ur0), coord.x, lod);
break;
case RSX_SAMPLE_TEXTURE_2D:
coord.xy = _texcoord_xform(coord.xy, texture_parameters[ur0]);
vr0 = textureLod(SAMPLER2D(ur0), coord.xy, lod);
break;
case RSX_SAMPLE_TEXTURE_CUBE:
coord.xyz = _texcoord_xform(coord.xyz, texture_parameters[ur0]);
vr0 = textureLod(SAMPLERCUBE(ur0), coord.xyz, lod);
break;
case RSX_SAMPLE_TEXTURE_3D:
coord.xyz = _texcoord_xform(coord.xyz, texture_parameters[ur0]);
vr0 = textureLod(SAMPLER3D(ur0), coord.xyz, lod);
break;
}
if (TEST_BIT(0, 21))
{
vr0 = vr0 * 2. - 1.;
// Normal-expand, v = 2v - 1
vr0 += vr0;
vr0 -= 1.;
}
return vr0;