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GLSL: Handle the rest of GL_ARB_sparse_texture_clamp.

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Missed these in initial sparse implementation.
This commit is contained in:
Hans-Kristian Arntzen 2020-06-08 13:39:02 +02:00
parent bbefea2b02
commit f383cc98f2
3 changed files with 73 additions and 2 deletions
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46
reference/shaders-no-opt/frag/sparse-texture-clamp.desktop.frag Normal file
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@ -0,0 +1,46 @@
#version 450
#extension GL_ARB_sparse_texture2 : require
#extension GL_ARB_sparse_texture_clamp : require
struct ResType
{
int _m0;
vec4 _m1;
};
layout(binding = 0) uniform sampler2D uSamp;
layout(location = 0) in vec2 vUV;
void main()
{
int _66;
vec4 _67;
_66 = sparseTextureClampARB(uSamp, vUV, 1.0, _67, 2.0);
ResType _25 = ResType(_66, _67);
vec4 texel = _25._m1;
int code = _25._m0;
texel = textureClampARB(uSamp, vUV, 1.0, 2.0);
int _68;
vec4 _69;
_68 = sparseTextureOffsetClampARB(uSamp, vUV, ivec2(1, 2), 1.0, _69, 2.0);
ResType _37 = ResType(_68, _69);
texel = _37._m1;
code = _37._m0;
texel = textureOffsetClampARB(uSamp, vUV, ivec2(1, 2), 1.0, 2.0);
int _70;
vec4 _71;
_70 = sparseTextureGradClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), 1.0, _71);
ResType _47 = ResType(_70, _71);
texel = _47._m1;
code = _47._m0;
texel = textureGradClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), 1.0);
int _72;
vec4 _73;
_72 = sparseTextureGradOffsetClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), ivec2(-1, -2), 1.0, _73);
ResType _58 = ResType(_72, _73);
texel = _58._m1;
code = _58._m0;
texel = textureGradOffsetClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), ivec2(-1, -2), 1.0);
}

23
shaders-no-opt/frag/sparse-texture-clamp.desktop.frag Normal file
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@ -0,0 +1,23 @@
#version 450
#extension GL_ARB_sparse_texture2 : require
#extension GL_ARB_sparse_texture_clamp : require
layout(set = 0, binding = 0) uniform sampler2D uSamp;
layout(location = 0) out vec4 FragColor;
layout(location = 0) in vec2 vUV;
void main()
{
vec4 texel;
int code;
code = sparseTextureClampARB(uSamp, vUV, 1.0, texel, 2.0);
texel = textureClampARB(uSamp, vUV, 1.0, 2.0);
code = sparseTextureOffsetClampARB(uSamp, vUV, ivec2(1, 2), 1.0, texel, 2.0);
texel = textureOffsetClampARB(uSamp, vUV, ivec2(1, 2), 1.0, 2.0);
code = sparseTextureGradClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), 1.0, texel);
texel = textureGradClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), 1.0);
code = sparseTextureGradOffsetClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), ivec2(-1, -2), 1.0, texel);
texel = textureGradOffsetClampARB(uSamp, vUV, vec2(1.0), vec2(2.0), ivec2(-1, -2), 1.0);
}

6
spirv_glsl.cpp
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@ -5698,7 +5698,6 @@ string CompilerGLSL::to_function_name(const TextureFunctionNameArguments &args)
if (options.es)
SPIRV_CROSS_THROW("Sparse residency is not supported in ESSL.");
require_extension_internal("GL_ARB_sparse_texture_clamp");
return "sparseTextureClampARB";
}
string fname;
@ -5745,7 +5744,10 @@ string CompilerGLSL::to_function_name(const TextureFunctionNameArguments &args)
if (args.has_offset)
fname += "Offset";
if (args.is_sparse_feedback)
if (args.has_min_lod)
fname += "Clamp";
if (args.is_sparse_feedback || args.has_min_lod)
fname += "ARB";
return is_legacy() ? legacy_tex_op(fname, imgtype, args.lod, tex) : fname;