diff options
Diffstat (limited to 'source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_hue_saturation_value.glsl')
-rw-r--r-- | source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_hue_saturation_value.glsl | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_hue_saturation_value.glsl b/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_hue_saturation_value.glsl new file mode 100644 index 00000000000..dd5eb33d318 --- /dev/null +++ b/source/blender/gpu/shaders/compositor/library/gpu_shader_compositor_hue_saturation_value.glsl @@ -0,0 +1,16 @@ +#pragma BLENDER_REQUIRE(gpu_shader_common_color_utils.glsl) + +void node_composite_hue_saturation_value( + vec4 color, float hue, float saturation, float value, float factor, out vec4 result) +{ + vec4 hsv; + rgb_to_hsv(color, hsv); + + hsv.x = fract(hsv.x + hue + 0.5); + hsv.y = clamp(hsv.y * saturation, 0.0, 1.0); + hsv.z = hsv.z * value; + + hsv_to_rgb(hsv, result); + + result = mix(color, result, factor); +} |