#ifndef REVERT
#define INPUT_TYPE FLOAT4
#define OUTPUT_TYPE ivec4
#else
#define INPUT_TYPE ivec4
#define OUTPUT_TYPE FLOAT4
#endif

layout(set=0, binding=0) writeonly buffer destBuffer{
    OUTPUT_TYPE data[];
} uOutput;

layout(set=0, binding=1) readonly buffer sourceBuffer0{
    INPUT_TYPE data[];
} uInput;
layout(set=0, binding=2) uniform constBuffer{
    ivec4 size; // x: limit, y: channelC4*b, z:height, w:width
    vec4 slope;
} uConstant;

layout(local_size_x = 256, local_size_y = 1, local_size_z = 1) in;

void main()
{
    ivec3 posTmp = ivec3(gl_GlobalInvocationID);
    if (posTmp.x < uConstant.size.x) {
        INPUT_TYPE value = uInput.data[posTmp.x];
        uOutput.data[posTmp.x] = OUTPUT_TYPE(value);
    }
}