diff options
| author | skal <pascal.massimino@gmail.com> | 2026-05-21 08:10:47 +0200 |
|---|---|---|
| committer | skal <pascal.massimino@gmail.com> | 2026-05-21 08:10:47 +0200 |
| commit | d806027dcaeadcdd8d2febd88bc46b2fd2c465de (patch) | |
| tree | 30bc1ef9f40ccab7c00e31ee20e62bb86755fa26 /src/procedural/generator.cc | |
| parent | 680042a18c11ad5e58757e45b260745c2f52417f (diff) | |
Diffstat (limited to 'src/procedural/generator.cc')
| -rw-r--r-- | src/procedural/generator.cc | 38 |
1 files changed, 29 insertions, 9 deletions
diff --git a/src/procedural/generator.cc b/src/procedural/generator.cc index a2a383b..ee2dcc0 100644 --- a/src/procedural/generator.cc +++ b/src/procedural/generator.cc @@ -211,9 +211,18 @@ bool gen_plasma(uint8_t* buffer, int w, int h, const float* params, const float kTau = 6.2832f; const float kPhase = 2.0944f; // 2*pi/3 const int idx = (y * w + x) * 4; - buffer[idx + 0] = (uint8_t)(fminf(fmaxf(sinf(v * kTau) * 0.5f + 0.5f, 0.0f), 1.0f) * 255.0f); - buffer[idx + 1] = (uint8_t)(fminf(fmaxf(sinf(v * kTau + kPhase) * 0.5f + 0.5f, 0.0f), 1.0f) * 255.0f); - buffer[idx + 2] = (uint8_t)(fminf(fmaxf(sinf(v * kTau + 2.0f * kPhase) * 0.5f + 0.5f, 0.0f), 1.0f) * 255.0f); + buffer[idx + 0] = + (uint8_t)(fminf(fmaxf(sinf(v * kTau) * 0.5f + 0.5f, 0.0f), 1.0f) * + 255.0f); + buffer[idx + 1] = + (uint8_t)(fminf(fmaxf(sinf(v * kTau + kPhase) * 0.5f + 0.5f, 0.0f), + 1.0f) * + 255.0f); + buffer[idx + 2] = + (uint8_t)(fminf(fmaxf(sinf(v * kTau + 2.0f * kPhase) * 0.5f + 0.5f, + 0.0f), + 1.0f) * + 255.0f); buffer[idx + 3] = 255; } } @@ -247,15 +256,22 @@ bool gen_voronoi(uint8_t* buffer, int w, int h, const float* params, const float ddy = py - fy; const float dist2 = ddx * ddx + ddy * ddy; - if (dist2 < f1) { f2 = f1; f1 = dist2; } - else if (dist2 < f2) { f2 = dist2; } + if (dist2 < f1) { + f2 = f1; + f1 = dist2; + } else if (dist2 < f2) { + f2 = dist2; + } } } float value; - if (mode == 0) value = sqrtf(f1) * 1.5f; - else if (mode == 1) value = sqrtf(f2) * 1.2f; - else value = (sqrtf(f2) - sqrtf(f1)) * 3.0f; + if (mode == 0) + value = sqrtf(f1) * 1.5f; + else if (mode == 1) + value = sqrtf(f2) * 1.2f; + else + value = (sqrtf(f2) - sqrtf(f1)) * 3.0f; value = fminf(fmaxf(value, 0.0f), 1.0f); const uint8_t uval = (uint8_t)(value * 255.0f); @@ -305,7 +321,11 @@ bool gen_normalmap(uint8_t* buffer, int w, int h, const float* params, // Test-only: Failing generator bool gen_fail(uint8_t* buffer, int w, int h, const float* params, int num_params) { - (void)buffer; (void)w; (void)h; (void)params; (void)num_params; + (void)buffer; + (void)w; + (void)h; + (void)params; + (void)num_params; return false; } #endif |
