lygia/math/scale3d)returns a 3x3 scale matrix
Use:
<mat3> scale3d(<float|vec3> radians)
<mat3> scale3d(<float> x, <float> y, <float> z)
#ifndef FNC_SCALE3D
mat3 scale3d(float s) {
return mat3(s, 0.0, 0.0,
0.0, s, 0.0,
0.0, 0.0, s );
}
mat3 scale3d(float x, float y, float z) {
return mat3( x, 0.0, 0.0,
0.0, y, 0.0,
0.0, 0.0, z );
}
mat3 scale3d(vec3 s) {
return mat3(s.x, 0.0, 0.0,
0.0, s.y, 0.0,
0.0, 0.0, s.z );
}
#endif
Use:
<float3x3> scale3d(<float|float3> radians)
<float3x3> scale3d(<float> x, <float> y, <float> z)
#ifndef FNC_SCALE3D
float3x3 scale3d(float s) {
return float3x3(s, 0.0, 0.0,
0.0, s, 0.0,
0.0, 0.0, s );
}
float3x3 scale3d(float x, float y, float z) {
return float3x3( x, 0.0, 0.0,
0.0, y, 0.0,
0.0, 0.0, z );
}
float3x3 scale3d(float3 s) {
return float3x3(s.x, 0.0, 0.0,
0.0, s.y, 0.0,
0.0, 0.0, s.z );
}
#endif
Use:
<matrix<float, 3, 3>> scale3d(<float|float3> radians)
<matrix<float, 3, 3>> scale3d(<float> x, <float> y, <float> z)
#ifndef FNC_SCALE3D
matrix<float, 3, 3> scale3d(float s) {
return matrix<float, 3, 3>(s, 0.0, 0.0,
0.0, s, 0.0,
0.0, 0.0, s );
}
matrix<float, 3, 3> scale3d(float x, float y, float z) {
return matrix<float, 3, 3>( x, 0.0, 0.0,
0.0, y, 0.0,
0.0, 0.0, z );
}
matrix<float, 3, 3> scale3d(float3 s) {
return matrix<float, 3, 3>(s.x, 0.0, 0.0,
0.0, s.y, 0.0,
0.0, 0.0, s.z );
}
#endif
fn scale3d(s: vec3f) -> mat3x3<f32> {
return mat3x3<f32>( s.x, 0.0, 0.0,
0.0, s.y, 0.0,
0.0, 0.0, s.z );
}
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