LYGIA Shader Library

toMat4 (lygia/math/toMat4)

given a 3x3 returns a 4x4

Use:

<mat4> toMat4(<mat3> m)

Check it on Github


#ifndef FNC_TOMAT4
#define FNC_TOMAT4
mat4 toMat4(mat3 m) {
    return mat4(vec4(m[0], 0.0), 
                vec4(m[1], 0.0), 
                vec4(m[2], 0.0), 
                vec4(0.0, 0.0, 0.0, 1.0) );
}
#endif

Use:

<float4x4> toMat4(<float4x4> m)

Check it on Github


#ifndef FNC_TOMAT4
#define FNC_TOMAT4
float4x4 toMat4(float3x3 m) {
    return float4x4(float4(m[0], 0.0), 
                    float4(m[1], 0.0), 
                    float4(m[2], 0.0), 
                    float4(0.0, 0.0, 0.0, 1.0) );
}
#endif

Check it on Github


fn toMat4(m: mat3x3<f32>) -> mat4x4<f32> {
    return mat4x4<f32>( vec4f(m[0], 0.0), 
                        vec4f(m[1], 0.0), 
                        vec4f(m[2], 0.0), 
                        vec4f(0.0, 0.0, 0.0, 1.0) );
}

License

LYGIA is dual-licensed under the Prosperity License and the Patron License for sponsors and contributors.

Sponsors and contributors are automatically added to the Patron License and they can ignore the any non-commercial rule of the Prosperity Licensed software (please take a look to the exception).

It's also possible to get a permanent comercial license hook to a single and specific version of LYGIA.

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