glslang/Test/130.frag
Chow 78b1180466 Add support for ARB_sample_shading
Version : >= 130

Extension Name: ARB_sample_shading

Builtin-variables:
"gl_SampleID"
"gl_SamplePosition"
"gl_SampleMask"
"gl_NumSamples"

Reference:
https://www.khronos.org/registry/OpenGL/extensions/ARB/ARB_sample_shading.txt
2019-12-23 14:34:38 +08:00

182 lines
4.5 KiB
GLSL

#version 130
lowp vec3 a;
mediump float b;
highp int c;
precision highp float;
in vec4 i;
out vec4 o;
flat in float fflat;
smooth in float fsmooth;
noperspective in float fnop;
void main()
{
float clip = gl_ClipDistance[3];
}
uniform samplerCube sampC;
void foo()
{
vec4 s = textureGather(sampC, vec3(0.2));
}
#extension GL_ARB_texture_gather : enable
void bar()
{
vec4 s = textureGather(sampC, vec3(0.2));
}
flat in vec3 gl_Color; // ERROR, type
in vec4 gl_Color;
flat in vec4 gl_Color;
flat in vec4 gl_Color[2]; // ERROR, array
vec4 gl_Color; // ERROR, storage
#extension GL_ARB_texture_gather : warn
void bar2()
{
vec4 s = textureGather(sampC, vec3(0.2));
uvec3 uv3;
bvec3 b3;
b3 = lessThan(uv3, uv3);
b3 = equal(uv3, uv3);
const bvec2 bl1 = greaterThanEqual(uvec2(2, 3), uvec2(3,3));
const bvec2 bl2 = equal(uvec2(2, 3), uvec2(3,3));
const bvec2 bl3 = equal(bl1, bl2); // yes, equal
int a1[int(bl3.x)];
int a2[int(bl3.y)];
a1[0]; // size 1
a2[0]; // size 1
const bvec4 bl4 = notEqual(greaterThan(uvec4(1,2,3,4), uvec4(0,2,0,6)), lessThanEqual(uvec4(7,8,9,10), uvec4(6, 8, 0, 11))); // compare (t,f,t,f) with (f,t,f,t)
int a3[int(bl4.x)+int(bl4.y)+int(bl4.z)+int(bl4.w)];
a3[3]; // size 4
b3 != b3;
b3 < b3; // ERROR
uv3 > uv3; // ERROR
uvec2(2, 3) >= uvec2(3,3); // ERROR
int samples = gl_NumSamples; // ERROR
int(bl4) <= int(bl4); // true
int(bl4.x) > int(bl4.y); // false
}
#extension GL_ARB_texture_gather : enable
#extension GL_ARB_texture_rectangle : enable
#extension GL_ARB_sample_shading : enable
uniform sampler2D samp2D;
uniform sampler2DShadow samp2DS;
uniform sampler2DRect samp2DR;
uniform sampler2DArray samp2DA;
void bar23()
{
vec4 s;
s = textureGatherOffset(sampC, vec3(0.3), ivec2(1)); // ERROR
s = textureGatherOffset(samp2DR, vec2(0.3), ivec2(1)); // ERROR
s = textureGatherOffset(samp2D, vec2(0.3), ivec2(1));
s = textureGatherOffset(samp2DA, vec3(0.3), ivec2(1));
s = textureGatherOffset(samp2DS, vec2(0.3), 1.3, ivec2(1)); // ERROR
s = textureGatherOffset(samp2D, vec2(0.3), ivec2(1), 2); // ERROR
int samples = gl_NumSamples;
}
#extension GL_ARB_gpu_shader5 : enable
void bar234()
{
vec4 s;
s = textureGatherOffset(samp2D, vec2(0.3), ivec2(1));
s = textureGatherOffset(samp2DA, vec3(0.3), ivec2(1));
s = textureGatherOffset(samp2DR, vec2(0.3), ivec2(1));
s = textureGatherOffset(samp2DS, vec2(0.3), 1.3, ivec2(1));
s = textureGatherOffset(samp2D, vec2(0.3), ivec2(1), 2);
}
#extension GL_ARB_texture_cube_map_array : enable
uniform samplerCubeArray Sca;
uniform isamplerCubeArray Isca;
uniform usamplerCubeArray Usca;
uniform samplerCubeArrayShadow Scas;
void bar235()
{
ivec3 a = textureSize(Sca, 3);
vec4 b = texture(Sca, i);
ivec4 c = texture(Isca, i, 0.7);
uvec4 d = texture(Usca, i);
b = textureLod(Sca, i, 1.7);
a = textureSize(Scas, a.x);
float f = texture(Scas, i, b.y);
c = textureGrad(Isca, i, vec3(0.1), vec3(0.2));
}
int \
x; // ERROR until 420pack is turned on
#extension GL_ARB_shading_language_420pack : enable
const int ai[3] = { 10, 23, 32 };
layout(binding=0) uniform blockname { int a; } instanceName; // ERROR
uniform layout(binding=0) sampler2D bounds;
void bar23444()
{
mat4x3 m43; \
float a1 = m43[3].y;
vec3 v3;
int a2 = m43.length();
a2 += m43[1].length();
a2 += v3.length();
const float b = 2 * a1;
a.x = gl_MinProgramTexelOffset + gl_MaxProgramTexelOffset;
bool boolb;
boolb.length(); // ERROR
m43[3][1].length(); // ERROR
v3.length; // ERROR
v3.length(b); // ERROR
}
in float gl_FogFragCoord;
#extension GL_ARB_separate_shader_objects : enable
in float gl_FogFragCoord;
in int gl_FogFragCoord; // ERROR
layout(early_fragment_tests) in; // ERROR
layout(r32i) uniform iimage2D iimg2Dbad; // ERROR
#extension GL_ARB_shader_image_load_store : enable
layout(early_fragment_tests) in;
layout(r32i) uniform iimage2D iimg2D;
void qux2()
{
int i;
imageAtomicCompSwap(iimg2D, ivec2(i,i), i, i);
ivec4 pos = imageLoad(iimg2D, ivec2(i,i));
}
layout(early_fragment_tests) out; // ERROR
#extension GL_ARB_explicit_uniform_location : enable
layout(location = 3) uniform vec4 ucolor0; // ERROR: explicit attrib location is also required for version < 330
#extension GL_ARB_explicit_attrib_location : enable
layout(location = 4) uniform vec4 ucolor1;