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EEVEE Next: Volumes #107176

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Miguel Pozo merged 126 commits from pragma37/blender:pull-eevee-next-volumes into main 2023-08-04 16:47:22 +02:00
Conversation 5 Commits 126 Files Changed 35 +14 -1
1 changed files with 14 additions and 1 deletions
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15
source/blender/draw/engines/eevee_next/eevee_sync.cc
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@ -120,6 +120,12 @@ void SyncModule::sync_mesh(Object *ob,
return;
}
/* Only support single volume material for now. */
/* XXX We rely on the previously compiled surface shader
* to know if the material has a "volume nodetree".
*/
bool use_volume_material = material_array.gpu_materials[0] &&
GPU_material_has_volume_output(material_array.gpu_materials[0]);
bool is_shadow_caster = false;
bool is_alpha_blend = false;
for (auto i : material_array.gpu_materials.index_range()) {
@ -127,6 +133,14 @@ void SyncModule::sync_mesh(Object *ob,
if (geom == nullptr) {
continue;
}
GPUMaterial *gpu_material = material_array.gpu_materials[i];
/* Do not render surface if we are rendering a volume object
* and do not have a surface closure. */
if (use_volume_material && gpu_material && !GPU_material_has_surface_output(gpu_material)) {
continue;
}
Material &material = material_array.materials[i];
geometry_call(material.shading.sub_pass, geom, res_handle);
geometry_call(material.prepass.sub_pass, geom, res_handle);
@ -135,7 +149,6 @@ void SyncModule::sync_mesh(Object *ob,
is_shadow_caster = is_shadow_caster || material.shadow.sub_pass != nullptr;
is_alpha_blend = is_alpha_blend || material.is_alpha_blend_transparent;
GPUMaterial *gpu_material = material_array.gpu_materials[i];
::Material *mat = GPU_material_get_material(gpu_material);
inst_.cryptomatte.sync_material(mat);
}