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#version 330 compatibility
in vec4 inVar;
layout(location=0, index=0) out vec4 outVar;
varying vec4 varyingVar;
void main()
{
gl_FragColor = varyingVar; // link ERROR: user output was used
gl_FragData[1] = inVar; // link ERROR: user output was used
int buffer = 4;
}
#extension GL_ARB_separate_shader_objects : enable
in gl_PerFragment {
vec4 gl_Color;
};
void foo()
{
vec4 c = gl_Color;
outVar = inVar;
}
in gl_block { // ERROR
int gl_i;
} gl_name;
in myBlock {
int gl_i; // ERROR
} gl_name; // ERROR
in gl_PerVertex { // ERROR
vec4 gl_FragCoord;
} gl_in[];
in gl_PerVertex { // ERROR
vec4 gl_FragCoord;
}; // ERROR
const int start = 6;
layout(location = -2) in vec4 v1; // ERROR
layout(location = start + 2) in vec4 v2; // ERROR
layout(location = 4.7e10) in vec4 v20; // ERROR
layout(location = +60) in float v21; // ERROR
layout(location = (2)) in float v22; // ERROR
struct S {
float f1;
layout(location = 3) float f2; // ERROR
};
layout(location = 1) in inblock { // ERROR
float f1;
layout(location = 3) float f2; // ERROR
};
layout(location = 1) uniform ublock { // ERROR
float f1;
layout(location = 3) float f2; // ERROR
} uinst;
#extension GL_ARB_enhanced_layouts : enable
layout(location = start) in vec4 v3;
layout(location = -2) in vec4 v4; // ERROR
layout(location = -start) in vec4 v5; // ERROR
layout(location = start*start - 2 - 4) in vec4 v6;
layout(location = +61) in float v23;
layout(location = (62)) in float v24;
struct S2 {
float f1;
layout(location = 3) float f2; // ERROR
};
layout(location = 28) in inblock2 {
bool b1; // ERROR
float f1;
layout(location = 25) float f2;
vec4 f3;
layout(location = 21) S2 s2;
vec4 f4;
vec4 f5;
} ininst2;
layout(location = 13) uniform ublock2 { // ERROR
float f1;
layout(location = 3) float f2; // ERROR
} uinst2;
in inblock3 { // ERROR, mix of location internal with no location external
float f1;
layout(location = 40) float f2;
} in3;
in ublock4 {
layout(location = 50) float f1;
layout(location = 51) float f2;
} in4;
layout(location = 33) in struct SS {
vec3 a; // gets location 33
mat2 b; // gets locations 34 and 35
vec4 c[2]; // gets locations 36 and 37
layout (location = 38) vec2 A; // ERROR, can't use on struct member
} s;
layout(location = 44) in block {
vec4 d; // gets location 44
vec4 e; // gets location 45
layout(location = 47) vec4 f; // gets location 47
vec4 g; // gets location 48
layout (location = 41) vec4 h; // gets location 41
vec4 i; // gets location 42
vec4 j; // gets location 43
vec4 k; // ERROR, location 44 already used
};
layout(index=0) out vec4 outVar2; // ERROR: missing explicit location
layout(location=0, index=1) out vec4 outVar3; // no error even though location is overlapping
layout(location=0, index=1) out vec4 outVar4; // ERROR overlapping
layout(location=27, index=0) in vec4 indexIn; // ERROR, not on in
layout(location=0, index=0) in; // ERROR, not just on in
layout(location=0, index=0) out; // ERROR, need a variable
layout(location=26, index=0) out indexBlock { int a; } indexBlockI; // ERROR, not on a block
int precise; // okay, not a keyword yet
struct SKeyMem { int precise; } KeyMem; // okay, not a keyword yet
void fooKeyMem()
{
KeyMem.precise;
}
layout(location=28, index=2) out vec4 outIndex2; // ERROR index out of range
layout(location=4) uniform vec4 ucolor0; // ERROR: extension is not enabled
#extension GL_ARB_explicit_uniform_location : enable
layout(location=5) uniform vec4 ucolor1;
layout(location=6) uniform ColorsBuffer // ERROR: location cannot be applied in uniform buffer block
{
vec4 colors[128];
} colorsBuffer;
void testOverload() {
float overloadTest = 42;
overloadTest = smoothstep(0, 1, overloadTest);
}
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