diff options
Diffstat (limited to 'source/blender/gpu/intern/gpu_material.c')
| -rw-r--r-- | source/blender/gpu/intern/gpu_material.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/source/blender/gpu/intern/gpu_material.c b/source/blender/gpu/intern/gpu_material.c index c224e3e0e32..bd0e35f5ab6 100644 --- a/source/blender/gpu/intern/gpu_material.c +++ b/source/blender/gpu/intern/gpu_material.c @@ -354,7 +354,7 @@ static float eval_integral(float x0, float x1, short falloff_type, float sharpne #undef INTEGRAL_RESOLUTION static void compute_sss_kernel( - GPUSssKernelData *kd, float radii[3], int sample_ct, int falloff_type, float sharpness) + GPUSssKernelData *kd, float radii[3], int sample_len, int falloff_type, float sharpness) { float rad[3]; /* Minimum radius */ @@ -390,13 +390,13 @@ static void compute_sss_kernel( } /* Compute samples locations on the 1d kernel [-1..1] */ - sss_calculate_offsets(kd, sample_ct, SSS_EXPONENT); + sss_calculate_offsets(kd, sample_len, SSS_EXPONENT); /* Weights sum for normalization */ float sum[3] = {0.0f, 0.0f, 0.0f}; /* Compute integral of each sample footprint */ - for (int i = 0; i < sample_ct; i++) { + for (int i = 0; i < sample_len; i++) { float x0, x1; if (i == 0) { @@ -406,8 +406,8 @@ static void compute_sss_kernel( x0 = (kd->kernel[i - 1][3] + kd->kernel[i][3]) / 2.0f; } - if (i == sample_ct - 1) { - x1 = kd->kernel[sample_ct - 1][3] + fabsf(kd->kernel[sample_ct - 2][3] - kd->kernel[sample_ct - 1][3]) / 2.0f; + if (i == sample_len - 1) { + x1 = kd->kernel[sample_len - 1][3] + fabsf(kd->kernel[sample_len - 2][3] - kd->kernel[sample_len - 1][3]) / 2.0f; } else { x1 = (kd->kernel[i][3] + kd->kernel[i + 1][3]) / 2.0f; @@ -428,25 +428,25 @@ static void compute_sss_kernel( for (int i = 0; i < 3; ++i) { if (sum[i] > 0.0f) { /* Normalize */ - for (int j = 0; j < sample_ct; j++) { + for (int j = 0; j < sample_len; j++) { kd->kernel[j][i] /= sum[i]; } } else { /* Avoid 0 kernel sum. */ - kd->kernel[sample_ct / 2][i] = 1.0f; + kd->kernel[sample_len / 2][i] = 1.0f; } } /* Put center sample at the start of the array (to sample first) */ float tmpv[4]; - copy_v4_v4(tmpv, kd->kernel[sample_ct / 2]); - for (int i = sample_ct / 2; i > 0; i--) { + copy_v4_v4(tmpv, kd->kernel[sample_len / 2]); + for (int i = sample_len / 2; i > 0; i--) { copy_v4_v4(kd->kernel[i], kd->kernel[i - 1]); } copy_v4_v4(kd->kernel[0], tmpv); - kd->samples = sample_ct; + kd->samples = sample_len; } #define INTEGRAL_RESOLUTION 512 @@ -523,12 +523,12 @@ void GPU_material_sss_profile_create(GPUMaterial *material, float radii[3], shor } } -struct GPUUniformBuffer *GPU_material_sss_profile_get(GPUMaterial *material, int sample_ct, GPUTexture **tex_profile) +struct GPUUniformBuffer *GPU_material_sss_profile_get(GPUMaterial *material, int sample_len, GPUTexture **tex_profile) { if (!material->sss_enabled) return NULL; - if (material->sss_dirty || (material->sss_samples != sample_ct)) { + if (material->sss_dirty || (material->sss_samples != sample_len)) { GPUSssKernelData kd; float sharpness = material->sss_sharpness; @@ -536,7 +536,7 @@ struct GPUUniformBuffer *GPU_material_sss_profile_get(GPUMaterial *material, int /* XXX Black magic but it seems to fit. Maybe because we integrate -1..1 */ sharpness *= 0.5f; - compute_sss_kernel(&kd, material->sss_radii, sample_ct, material->sss_falloff, sharpness); + compute_sss_kernel(&kd, material->sss_radii, sample_len, material->sss_falloff, sharpness); /* Update / Create UBO */ GPU_uniformbuffer_update(material->sss_profile, &kd); @@ -553,7 +553,7 @@ struct GPUUniformBuffer *GPU_material_sss_profile_get(GPUMaterial *material, int MEM_freeN(translucence_profile); - material->sss_samples = sample_ct; + material->sss_samples = sample_len; material->sss_dirty = false; } |