diff options
Diffstat (limited to 'source/blender/gpu/shaders/compositor/compositor_flip.glsl')
-rw-r--r-- | source/blender/gpu/shaders/compositor/compositor_flip.glsl | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/source/blender/gpu/shaders/compositor/compositor_flip.glsl b/source/blender/gpu/shaders/compositor/compositor_flip.glsl new file mode 100644 index 00000000000..919c454ee63 --- /dev/null +++ b/source/blender/gpu/shaders/compositor/compositor_flip.glsl @@ -0,0 +1,15 @@ +#pragma BLENDER_REQUIRE(gpu_shader_compositor_texture_utilities.glsl) + +void main() +{ + ivec2 texel = ivec2(gl_GlobalInvocationID.xy); + ivec2 size = texture_size(input_tx); + ivec2 flipped_texel = texel; + if (flip_x) { + flipped_texel.x = size.x - texel.x - 1; + } + if (flip_y) { + flipped_texel.y = size.y - texel.y - 1; + } + imageStore(output_img, texel, texture_load(input_tx, flipped_texel)); +} |