glslang/Test/spv.specConstant.vert
qining 4f4bb81cd9 Built-in values declared as specialization constant
Support declaring built-in values as spec constants.

Refine the code in createSpvConstant().
2016-04-04 11:10:41 -04:00

52 lines
1.3 KiB
GLSL

#version 400
layout(constant_id = 16) const int arraySize = 5;
in vec4 ucol[arraySize];
layout(constant_id = 17) const bool spBool = true;
layout(constant_id = 18) const float spFloat = 3.14;
layout(constant_id = 19) const double spDouble = 3.1415926535897932384626433832795;
layout(constant_id = 22) const uint scale = 2;
layout(constant_id = 24) gl_MaxImageUnits;
out vec4 color;
out int size;
// parameter should be considered same type as ucol
void foo(vec4 p[arraySize]);
void main()
{
color = ucol[2];
size = arraySize;
if (spBool)
color *= scale;
color += float(spDouble / spFloat);
foo(ucol);
}
layout(constant_id = 116) const int dupArraySize = 12;
in vec4 dupUcol[dupArraySize];
layout(constant_id = 117) const bool spDupBool = true;
layout(constant_id = 118) const float spDupFloat = 3.14;
layout(constant_id = 119) const double spDupDouble = 3.1415926535897932384626433832795;
layout(constant_id = 122) const uint dupScale = 2;
void foo(vec4 p[arraySize])
{
color += dupUcol[2];
size += dupArraySize;
if (spDupBool)
color *= dupScale;
color += float(spDupDouble / spDupFloat);
}
int builtin_spec_constant()
{
int result = gl_MaxImageUnits;
return result;
}