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|
group trivial "Trivial expressions"
case float
values { output float out0 = 5.0; }
both ""
precision highp float;
${DECLARATIONS}
void main()
{
const float a = 5.0;
out0 = a;
${OUTPUT}
}
""
end
case int
values { output int out0 = 5; }
both ""
precision highp float;
${DECLARATIONS}
void main()
{
const int a = 5;
out0 = a;
${OUTPUT}
}
""
end
case bool
values { output bool out0 = true; }
both ""
precision highp float;
${DECLARATIONS}
void main()
{
const bool a = true;
out0 = a;
${OUTPUT}
}
""
end
case cast
values { output float out0 = 1.0; }
both ""
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
values { output float out0 = 2.19; }
both ""
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
values { output float out0 = 15.0; }
both ""
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
values { output int out0 = 7; }
both ""
precision highp int;
${DECLARATIONS}
void main()
{
const int a = 5-1 + 2*3 - 9/3;
out0 = a;
${OUTPUT}
}
""
end
case math_ivec
values { output int out0 = 21; }
both ""
precision highp int;
${DECLARATIONS}
void main()
{
const ivec3 a = ivec2(5-1, 4).xxy + ivec4(1*3, 9/3, 1+2, 8/4).xyz;
out0 = a.x + a.y + a.z;
${OUTPUT}
}
""
end
case math_mat
values { output float out0 = 8.0; }
both ""
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 logical
values { output bool out0 = true; }
both ""
precision highp int;
${DECLARATIONS}
void main()
{
const bool a = (!false || false) && (true ^^ false);
out0 = a;
${OUTPUT}
}
""
end
case compare
values { output bool out0 = true; }
both ""
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
values { output float out0 = 5.3; }
both ""
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 & nested calls"
case struct
values { output float out0 = 260.922; }
both ""
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
values { output float out0 = 965.9; }
both ""
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
values
{
input float in0 = [ 0.0 | 1.0];
output float out0 = [0.0 | 1.0];
}
both ""
precision highp float;
${DECLARATIONS}
void main()
{
float a[int(max(-1.0, 2.0))];
a[0] = -1.0;
a[1] = in0;
out0 = a[int(min(1.0, 2.0))];
${OUTPUT}
}
""
end
case nested_builtin_funcs
values { output float out0 = 3.05; }
both ""
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
end # complex_types
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