source/backend/opengl/glsl/image_to_nc4hw4_buffer.glsl (16 lines of code) (raw):
layout(FORMAT, binding=0) readonly uniform PRECISION image3D uImage;
layout(std430, binding=1) writeonly buffer destBuffer{
vec4 data[];
} uOutBuffer;
layout(location = 2) uniform int uWidth;
layout(location = 3) uniform int uHeight;
layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
void main()
{
ivec3 pos = ivec3(gl_GlobalInvocationID);
if (pos.x < uWidth && pos.y < uHeight)
{
vec4 color = imageLoad(uImage, pos);
uOutBuffer.data[uWidth*pos.y+pos.x+pos.z*uWidth*uHeight] = color;
}
}