diff options
Diffstat (limited to 'source/blender/draw/engines/overlay/overlay_fade.c')
-rw-r--r-- | source/blender/draw/engines/overlay/overlay_fade.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/overlay_fade.c b/source/blender/draw/engines/overlay/overlay_fade.c new file mode 100644 index 00000000000..0971021f1c0 --- /dev/null +++ b/source/blender/draw/engines/overlay/overlay_fade.c @@ -0,0 +1,99 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Copyright 2020, Blender Foundation. + */ + +/** \file + * \ingroup draw_engine + */ + +#include "BKE_paint.h" +#include "DRW_render.h" + +#include "ED_view3d.h" + +#include "overlay_private.h" + +void OVERLAY_fade_init(OVERLAY_Data *UNUSED(vedata)) +{ +} + +void OVERLAY_fade_cache_init(OVERLAY_Data *vedata) +{ + OVERLAY_PassList *psl = vedata->psl; + OVERLAY_PrivateData *pd = vedata->stl->pd; + + for (int i = 0; i < 2; i++) { + /* Non Meshes Pass (Camera, empties, lights ...) */ + DRWState state = DRW_STATE_WRITE_COLOR | DRW_STATE_DEPTH_EQUAL | DRW_STATE_BLEND_ALPHA; + DRW_PASS_CREATE(psl->fade_ps[i], state | pd->clipping_state); + + GPUShader *sh = OVERLAY_shader_uniform_color(); + pd->fade_grp[i] = DRW_shgroup_create(sh, psl->fade_ps[i]); + DRW_shgroup_uniform_block(pd->fade_grp[i], "globalsBlock", G_draw.block_ubo); + + const DRWContextState *draw_ctx = DRW_context_state_get(); + float color[4]; + ED_view3d_background_color_get(draw_ctx->scene, draw_ctx->v3d, color); + color[3] = pd->overlay.fade_alpha; + if (draw_ctx->v3d->shading.background_type == V3D_SHADING_BACKGROUND_THEME) { + srgb_to_linearrgb_v4(color, color); + } + DRW_shgroup_uniform_vec4_copy(pd->fade_grp[i], "color", color); + } + + if (!pd->use_in_front) { + pd->fade_grp[IN_FRONT] = pd->fade_grp[NOT_IN_FRONT]; + } +} + +void OVERLAY_fade_cache_populate(OVERLAY_Data *vedata, Object *ob) +{ + OVERLAY_PrivateData *pd = vedata->stl->pd; + + if (pd->xray_enabled) { + return; + } + + const DRWContextState *draw_ctx = DRW_context_state_get(); + const bool use_sculpt_pbvh = BKE_sculptsession_use_pbvh_draw(ob, draw_ctx->v3d) && + !DRW_state_is_image_render(); + const bool is_xray = (ob->dtx & OB_DRAW_IN_FRONT) != 0; + + if (use_sculpt_pbvh) { + DRW_shgroup_call_sculpt(pd->fade_grp[is_xray], ob, false, false); + } + else { + struct GPUBatch *geom = DRW_cache_object_surface_get(ob); + if (geom) { + DRW_shgroup_call(pd->fade_grp[is_xray], geom, ob); + } + } +} + +void OVERLAY_fade_draw(OVERLAY_Data *vedata) +{ + OVERLAY_PassList *psl = vedata->psl; + + DRW_draw_pass(psl->fade_ps[NOT_IN_FRONT]); +} + +void OVERLAY_fade_infront_draw(OVERLAY_Data *vedata) +{ + OVERLAY_PassList *psl = vedata->psl; + + DRW_draw_pass(psl->fade_ps[IN_FRONT]); +} |