diff options
| author | Clément Foucault <foucault.clem@gmail.com> | 2018-06-10 16:46:10 +0300 |
|---|---|---|
| committer | Clément Foucault <foucault.clem@gmail.com> | 2018-06-10 21:06:26 +0300 |
| commit | 15862e199087dec07b784d9af7aa23cdbbdcaff2 (patch) | |
| tree | 0c515813e22d1c33bf433e9f4c32d6046ad05609 /source/blender/draw/engines | |
| parent | 95894421cb4e9ccabb4cff393b561625b9bc4280 (diff) | |
Workbench: Xray: Lower hairs opacity
Since hairs are very likely to owerflow the weight buffer, we divide their
alpha value by 3.
This might become a particle system setting if needed.
Diffstat (limited to 'source/blender/draw/engines')
| -rw-r--r-- | source/blender/draw/engines/workbench/workbench_forward.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/draw/engines/workbench/workbench_forward.c b/source/blender/draw/engines/workbench/workbench_forward.c index 8d67a936382..fb949cd02c9 100644 --- a/source/blender/draw/engines/workbench/workbench_forward.c +++ b/source/blender/draw/engines/workbench/workbench_forward.c @@ -420,7 +420,10 @@ static void workbench_forward_cache_populate_particles(WORKBENCH_Data *vedata, O workbench_material_set_normal_world_matrix(shgrp, wpd, e_data.normal_world_matrix); DRW_shgroup_uniform_block(shgrp, "world_block", wpd->world_ubo); DRW_shgroup_uniform_block(shgrp, "material_block", material->material_ubo); - DRW_shgroup_uniform_float(shgrp, "alpha", &wpd->shading.xray_alpha, 1); + /* Hairs have lots of layer and can rapidly become the most prominent surface. + * So lower their alpha artificially. */ + float hair_alpha = wpd->shading.xray_alpha * 0.33f; + DRW_shgroup_uniform_float_copy(shgrp, "alpha", hair_alpha); if (image) { GPUTexture *tex = GPU_texture_from_blender(image, NULL, GL_TEXTURE_2D, false, false, false); DRW_shgroup_uniform_texture(shgrp, "image", tex); |