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group trivial "Trivial expressions"
case float
version 300 es
values { output float out0 = 5.0; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a = 5.0;
out0 = a;
${OUTPUT}
}
""
end
case int
version 300 es
values { output int out0 = 5; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const int a = 5;
out0 = a;
${OUTPUT}
}
""
end
case bool
version 300 es
values { output bool out0 = true; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const bool a = true;
out0 = a;
${OUTPUT}
}
""
end
case cast
version 300 es
values { output float out0 = 1.0; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a = float(int(bool(true)));
out0 = a;
${OUTPUT}
}
""
end
end # trivial
group operators "Operators"
case math_float
version 300 es
values { output float out0 = 2.19; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a = 6.0/3.5 + 1.8*2.6 - 4.2;
out0 = a;
${OUTPUT}
}
""
end
case math_vec
version 300 es
values { output float out0 = 15.0; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const vec3 a = (vec4(1.0, 2.0, 3.0, 4.0).zyx * vec3(1.0, 1.5, 3.0).xyz).xzy + (vec2(5.0)/vec2(2.5)).xxy;
out0 = a.x + a.y + a.z;
${OUTPUT}
}
""
end
case math_int
version 300 es
values { output int out0 = 7; }
both ""
#version 300 es
precision highp int;
${DECLARATIONS}
void main()
{
const int a = 25%7 + 2*3 - 9/3;
out0 = a;
${OUTPUT}
}
""
end
case math_ivec
version 300 es
values { output int out0 = 21; }
both ""
#version 300 es
precision highp int;
${DECLARATIONS}
void main()
{
const ivec3 a = ivec2(25%7, 4).xxy + ivec4(1*3, 9/3, 1+2, 8/4).xyz;
out0 = a.x + a.y + a.z;
${OUTPUT}
}
""
end
case math_mat
version 300 es
values { output float out0 = 8.0; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const mat3 a = mat3(3.0) * mat3(4.0);
const mat4 b = mat4(a[1][1])*2.0;
const mat2 c = mat2(b[0][0]) / 3.0;
out0 = c[0][0]+c[1][0];
${OUTPUT}
}
""
end
case bitwise
version 300 es
values { output int out0 = 678332; }
both ""
#version 300 es
precision highp int;
${DECLARATIONS}
void main()
{
const int a = (((0xABBA<<4) ^ 0xCAFE) | (0xDCBA & (0xABCD>>2))) ^ (~0xDEAD & 0xBEEF);
out0 = a;
${OUTPUT}
}
""
end
case logical
version 300 es
values { output bool out0 = true; }
both ""
#version 300 es
precision highp int;
${DECLARATIONS}
void main()
{
const bool a = (!false || false) && (true ^^ false);
out0 = a;
${OUTPUT}
}
""
end
case compare
version 300 es
values { output bool out0 = true; }
both ""
#version 300 es
precision highp int;
${DECLARATIONS}
void main()
{
const bool a = (false == false) && (true != false) && (1 < 2) && (3 <= 3) && ((1 > 1) != (1 >= 1));
out0 = a;
${OUTPUT}
}
""
end
case selection
version 300 es
values { output float out0 = 5.3; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a = false ? 0.0 : (true ? 5.3 : 1.0);
out0 = a;
${OUTPUT}
}
""
end
end # operators
group complex_types "Arrays & Structs"
case struct
version 300 es
values { output float out0 = 260.922; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
struct S
{
vec4 a;
int b;
};
void main()
{
const S s = S(vec4(1.5), 123);
out0 = length(s.a.xy)*float(s.b);
${OUTPUT}
}
""
end
case nested_struct
version 300 es
values { output float out0 = 965.9; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
struct S
{
vec4 v;
int i;
};
struct T
{
S s;
bool b;
int i;
};
struct U
{
S s;
T t;
};
void main()
{
const S s = S(vec4(1.5), 123);
const T t = T(s, false, 3);
const U u = U(s, t);
const U v = U(S(vec4(1.3), 4), T(S(vec4(2.0), 5), true, 6));
out0 = float(u.s.i*v.t.i + v.t.s.i)*v.s.v.x; // float(123*6 + 5)*1.3
${OUTPUT}
}
""
end
case array_size
version 300 es
values { output int out0 = 1; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const int a[max(-1, 1)] = int[1](1);
out0 = a[0];
${OUTPUT}
}
""
end
case array_length
version 300 es
values { output int out0 = 2; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const int a[1] = int[1](1);
out0 = a.length() + a[0];
${OUTPUT}
}
""
end
case array
version 300 es
values { output float out0 = 4.0; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a[1+2+5] = float[8](0.5, 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0);
const float f = a[1+2+4];
out0 = f + float(a.length()-8);
${OUTPUT}
}
""
end
end # complex_types
group other "Other operations"
case switch_case
version 300 es
values
{
input float in0 = [ 0.0 | 1.0 | 2.0 | 3.0 | 4.0 | 5.0 ];
output int out0 = [ 0 | 1 | 2 | 3 | 4 | 10];
}
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const int _0 = 0;
const int _1 = 1;
const int _2 = 2;
const int _3 = 3;
const int _4 = 4;
switch(int(in0))
{
case _0:
out0 = 0;
break;
case _1:
out0 = 1;
break;
case _2:
out0 = 2;
break;
case _3:
out0 = 3;
break;
case _4:
out0 = 4;
break;
case 5:
out0 = 10;
break;
default:
out0 = 100;
}
${OUTPUT}
}
""
end
case nested_builtin_funcs
version 300 es
values { output float out0 = 3.05; }
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
void main()
{
const float a = sqrt( atan(sin(1.5)/cos(1.5)) /*1.5*/ * log2(exp2(log(exp(6.2) + 0.1)) + 0.1) /*~6.2*/);
out0 = a;
${OUTPUT}
}
""
end
case complex
version 300 es
values
{
input float in0 = [ 0.0 | 1.0 | 2.0 | 3.0 | 4.0 | 5.0 ];
output int out0 = [ 0 | 1 | 2 | 3 | 4 | 10];
}
both ""
#version 300 es
precision highp float;
${DECLARATIONS}
struct T
{
vec4 v;
};
struct S
{
T t;
int i;
bool b;
};
void main()
{
const T t = T(vec4(1.0));
const S s = S(t, 42, true);
const int _0 = int(sin(0.0));
const int _1 = int(1.0);
const int _2 = 2 + int(float(_0>_1));
const int _3 = min(gl_MaxVertexAttribs, 16)/4 - 1;
const int _4 = min(gl_MaxDrawBuffers, 4);
const ivec4 nums = ivec4(0, 1, 2, 3);
switch(int(in0))
{
case int(float(_0)):
out0 = ((true!=false) && (!false)) ? 0 : 25;
break;
case ivec3(_1).x:
out0 = 3*18/9-5;
break;
case nums[_2]:
out0 = int(length(vec4(1.0))+0.001);
break;
case _3:
out0 = 3;
break;
case clamp(_4, 1, 6):
out0 = (s.i-2)/10;
break;
case max(3, 5):
out0 = 10;
break;
default:
out0 = 100;
}
${OUTPUT}
}
""
end
end