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lucasvanmol/uv_rotation.shader

Last active November 7, 2020 17:13
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Simple shader to rotate UV space
Raw
uv_rotation.shader
shader_type canvas_item;
uniform float ANGLE = 0.0;
uniform vec2 CENTER = vec2(0.5);
uniform float TILING = 3.0;
void fragment() {
vec2 uv = (UV - CENTER)*TILING;
mat2 rot = mat2(
vec2( cos(ANGLE), -sin(ANGLE) ),
vec2( sin(ANGLE), cos(ANGLE)));
uv = rot * uv + CENTER;
COLOR = vec4(fract(uv), 0.0, 1.0);
}
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