| #version 420 |
| |
| // Need this extension to permit passing a formatless readonly image to a helper function. |
| #extension GL_EXT_shader_image_load_formatted : require |
| |
| readonly coherent uniform layout(set = 0, binding = 0) image2D image1; |
| readonly uniform layout(set = 0, binding = 2) image2D image2; |
| writeonly coherent uniform layout(set = 0, binding = 1, rgba32f) image2D image3; |
| writeonly uniform layout(set = 0, binding = 3, rgba16f) image2D image4; |
| |
| flat in layout(location = 0) ivec2 in_coords; |
| out layout(location = 0) vec4 out_color; |
| |
| vec4 image_load(readonly coherent image2D image, ivec2 coords) |
| { |
| return imageLoad(image, in_coords); |
| } |
| |
| void image_store(writeonly coherent image2D image, ivec2 coords, vec4 data) |
| { |
| imageStore(image, in_coords, data); |
| } |
| |
| void main() |
| { |
| vec4 read1 = image_load(image1, in_coords); |
| vec4 read2 = image_load(image2, in_coords); |
| |
| image_store(image3, in_coords, read1*0.5); |
| image_store(image4, in_coords, read2*2.0); |
| |
| out_color = vec4(0.0); |
| } |