ivec2 Helper_TexelFetchScale(ivec2 inputVec, int samplerIndex) { float scale = support_buffer.s_render_scale[1 + samplerIndex]; if (scale == 1.0) { return inputVec; } return ivec2(vec2(inputVec) * scale); } int Helper_TextureSizeUnscale(int size, int samplerIndex) { float scale = support_buffer.s_render_scale[1 + samplerIndex]; if (scale == 1.0) { return size; } return int(float(size) / scale); }