| #pragma version(1) |
| #pragma rs java_package_name(com.android.cts.uirendering) |
| |
| int REGION_SIZE; |
| int WIDTH; |
| |
| rs_allocation ideal; |
| rs_allocation given; |
| |
| // This method does a threshold comparison of the values |
| void calcMSE(const int32_t *v_in, float *v_out){ |
| int y = v_in[0]; |
| v_out[0] = 0.0f; |
| for (int x = 0 ; x < WIDTH ; x++) { |
| float4 idealFloats = rsUnpackColor8888(rsGetElementAt_uchar4(ideal, x, y)); |
| float4 givenFloats = rsUnpackColor8888(rsGetElementAt_uchar4(given, x, y)); |
| float difference = (idealFloats.r - givenFloats.r) + (idealFloats.g - givenFloats.g) + |
| (idealFloats.b - givenFloats.b); |
| v_out[0] += (difference * difference); |
| } |
| } |