| 6 | #include "fl/stl/strstream.h" |
| 7 | |
| 8 | FL_TEST_FILE(FL_FILEPATH) { |
| 9 | using namespace fl; |
| 10 | |
| 11 | FL_TEST_CASE("Noise Range Analysis") { |
| 12 | // Test 1D noise function |
| 13 | uint8_t min_1d = 255; |
| 14 | uint8_t max_1d = 0; |
| 15 | |
| 16 | // Test representative range (optimized for speed while maintaining coverage) |
| 17 | for (uint32_t x = 0; x < 65536; x += 509) { // ~129 samples |
| 18 | uint8_t noise_val = inoise8(x); |
| 19 | if (noise_val < min_1d) min_1d = noise_val; |
| 20 | if (noise_val > max_1d) max_1d = noise_val; |
| 21 | } |
| 22 | |
| 23 | // Test 2D noise function |
| 24 | uint8_t min_2d = 255; |
| 25 | uint8_t max_2d = 0; |
| 26 | |
| 27 | for (uint16_t x = 0; x < 1024; x += 127) { // ~8x8 = 64 samples |
| 28 | for (uint16_t y = 0; y < 1024; y += 127) { |
| 29 | uint8_t noise_val = inoise8(x, y); |
| 30 | if (noise_val < min_2d) min_2d = noise_val; |
| 31 | if (noise_val > max_2d) max_2d = noise_val; |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | // Test 3D noise function |
| 36 | uint8_t min_3d = 255; |
| 37 | uint8_t max_3d = 0; |
| 38 | |
| 39 | for (uint16_t x = 0; x < 256; x += 127) { // ~2x2x2 = 8 samples minimum |
| 40 | for (uint16_t y = 0; y < 256; y += 127) { |
| 41 | for (uint16_t z = 0; z < 256; z += 127) { |
| 42 | uint8_t noise_val = inoise8(x, y, z); |
| 43 | if (noise_val < min_3d) min_3d = noise_val; |
| 44 | if (noise_val > max_3d) max_3d = noise_val; |
| 45 | } |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | // Test raw noise functions for comparison |
| 50 | int8_t min_raw_1d = 127; |
| 51 | int8_t max_raw_1d = -128; |
| 52 | |
| 53 | for (uint32_t x = 0; x < 65536; x += 509) { |
| 54 | int8_t raw_val = inoise8_raw(x); |
| 55 | if (raw_val < min_raw_1d) min_raw_1d = raw_val; |
| 56 | if (raw_val > max_raw_1d) max_raw_1d = raw_val; |
| 57 | } |
| 58 | |
| 59 | int8_t min_raw_2d = 127; |
| 60 | int8_t max_raw_2d = -128; |
| 61 | |
| 62 | for (uint16_t x = 0; x < 1024; x += 127) { |
| 63 | for (uint16_t y = 0; y < 1024; y += 127) { |
| 64 | int8_t raw_val = inoise8_raw(x, y); |
| 65 | if (raw_val < min_raw_2d) min_raw_2d = raw_val; |
nothing calls this directly
no test coverage detected