Joe Rickerby joerick
neilmendoza
/ gist:4512992
Last active
June 9, 2023 14:22
Function to return matrix for rotation about an arbitrary axis in GLSL.
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| mat4 rotationMatrix(vec3 axis, float angle) | |
| { | |
| axis = normalize(axis); | |
| float s = sin(angle); | |
| float c = cos(angle); | |
| float oc = 1.0 - c; | |
| return mat4(oc * axis.x * axis.x + c, oc * axis.x * axis.y - axis.z * s, oc * axis.z * axis.x + axis.y * s, 0.0, | |
| oc * axis.x * axis.y + axis.z * s, oc * axis.y * axis.y + c, oc * axis.y * axis.z - axis.x * s, 0.0, | |
| oc * axis.z * axis.x - axis.y * s, oc * axis.y * axis.z + axis.x * s, oc * axis.z * axis.z + c, 0.0, |
andyvanee
/ MyModule.py
Created
September 20, 2012 07:26
Embed Python in Objective-C (without PyObjC)
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| def my_func(): | |
| return "embedding?" |