diff options
Diffstat (limited to 'source/blender/draw/engines/basic/basic_engine.c')
-rw-r--r-- | source/blender/draw/engines/basic/basic_engine.c | 75 |
1 files changed, 59 insertions, 16 deletions
diff --git a/source/blender/draw/engines/basic/basic_engine.c b/source/blender/draw/engines/basic/basic_engine.c index c120df7e897..87f5c6f5857 100644 --- a/source/blender/draw/engines/basic/basic_engine.c +++ b/source/blender/draw/engines/basic/basic_engine.c @@ -25,9 +25,12 @@ #include "DRW_render.h" +#include "BKE_object.h" #include "BKE_paint.h" #include "BKE_particle.h" +#include "BLI_alloca.h" + #include "DNA_particle_types.h" #include "GPU_shader.h" @@ -80,6 +83,7 @@ typedef struct BASIC_PrivateData { DRWShadingGroup *depth_shgrp[2]; DRWShadingGroup *depth_shgrp_cull[2]; DRWShadingGroup *depth_hair_shgrp[2]; + bool use_material_slot_selection; } BASIC_PrivateData; /* Transient data */ /* Functions */ @@ -131,6 +135,8 @@ static void basic_cache_init(void *vedata) stl->g_data = MEM_callocN(sizeof(*stl->g_data), __func__); } + stl->g_data->use_material_slot_selection = DRW_state_is_material_select(); + /* Twice for normal and in front objects. */ for (int i = 0; i < 2; i++) { DRWState clip_state = (draw_ctx->sh_cfg == GPU_SHADER_CFG_CLIPPED) ? DRW_STATE_CLIP_PLANES : 0; @@ -155,6 +161,38 @@ static void basic_cache_init(void *vedata) } } +/* TODO(fclem): DRW_cache_object_surface_material_get needs a refactor to allow passing NULL + * instead of gpumat_array. Avoiding all this boilerplate code. */ +static struct GPUBatch **basic_object_surface_material_get(Object *ob) +{ + const int materials_len = DRW_cache_object_material_count_get(ob); + struct GPUMaterial **gpumat_array = BLI_array_alloca(gpumat_array, materials_len); + memset(gpumat_array, 0, sizeof(*gpumat_array) * materials_len); + + return DRW_cache_object_surface_material_get(ob, gpumat_array, materials_len); +} + +static void basic_cache_populate_particles(void *vedata, Object *ob) +{ + const bool do_in_front = (ob->dtx & OB_DRAW_IN_FRONT) != 0; + BASIC_StorageList *stl = ((BASIC_Data *)vedata)->stl; + for (ParticleSystem *psys = ob->particlesystem.first; psys != NULL; psys = psys->next) { + if (!DRW_object_is_visible_psys_in_active_context(ob, psys)) { + continue; + } + ParticleSettings *part = psys->part; + const int draw_as = (part->draw_as == PART_DRAW_REND) ? part->ren_as : part->draw_as; + if (draw_as == PART_DRAW_PATH) { + struct GPUBatch *hairs = DRW_cache_particles_get_hair(ob, psys, NULL); + if (stl->g_data->use_material_slot_selection) { + const short material_slot = part->omat; + DRW_select_load_id(ob->runtime.select_id | (material_slot << 16)); + } + DRW_shgroup_call(stl->g_data->depth_hair_shgrp[do_in_front], hairs, NULL); + } + } +} + static void basic_cache_populate(void *vedata, Object *ob) { BASIC_StorageList *stl = ((BASIC_Data *)vedata)->stl; @@ -165,24 +203,13 @@ static void basic_cache_populate(void *vedata, Object *ob) return; } - bool do_in_front = (ob->dtx & OB_DRAW_IN_FRONT) != 0; - const DRWContextState *draw_ctx = DRW_context_state_get(); if (ob != draw_ctx->object_edit) { - for (ParticleSystem *psys = ob->particlesystem.first; psys != NULL; psys = psys->next) { - if (!DRW_object_is_visible_psys_in_active_context(ob, psys)) { - continue; - } - ParticleSettings *part = psys->part; - const int draw_as = (part->draw_as == PART_DRAW_REND) ? part->ren_as : part->draw_as; - if (draw_as == PART_DRAW_PATH) { - struct GPUBatch *hairs = DRW_cache_particles_get_hair(ob, psys, NULL); - DRW_shgroup_call(stl->g_data->depth_hair_shgrp[do_in_front], hairs, NULL); - } - } + basic_cache_populate_particles(vedata, ob); } /* Make flat object selectable in ortho view if wireframe is enabled. */ + const bool do_in_front = (ob->dtx & OB_DRAW_IN_FRONT) != 0; if ((draw_ctx->v3d->overlay.flag & V3D_OVERLAY_WIREFRAMES) || (draw_ctx->v3d->shading.type == OB_WIRE) || (ob->dtx & OB_DRAWWIRE) || (ob->dt == OB_WIRE)) { int flat_axis = 0; @@ -211,9 +238,25 @@ static void basic_cache_populate(void *vedata, Object *ob) DRW_shgroup_call_sculpt(shgrp, ob, false, false); } else { - struct GPUBatch *geom = DRW_cache_object_surface_get(ob); - if (geom) { - DRW_shgroup_call(shgrp, geom, ob); + if (stl->g_data->use_material_slot_selection && BKE_object_supports_material_slots(ob)) { + struct GPUBatch **geoms = basic_object_surface_material_get(ob); + if (geoms) { + const int materials_len = DRW_cache_object_material_count_get(ob); + for (int i = 0; i < materials_len; i++) { + if (geoms[i] == NULL) { + continue; + } + const short material_slot_select_id = i + 1; + DRW_select_load_id(ob->runtime.select_id | (material_slot_select_id << 16)); + DRW_shgroup_call(shgrp, geoms[i], ob); + } + } + } + else { + struct GPUBatch *geom = DRW_cache_object_surface_get(ob); + if (geom) { + DRW_shgroup_call(shgrp, geom, ob); + } } } } |