diff options
Diffstat (limited to 'source/blender/editors/space_view3d/drawmesh.c')
| -rw-r--r-- | source/blender/editors/space_view3d/drawmesh.c | 364 |
1 files changed, 0 insertions, 364 deletions
diff --git a/source/blender/editors/space_view3d/drawmesh.c b/source/blender/editors/space_view3d/drawmesh.c deleted file mode 100644 index 2b3678c4812..00000000000 --- a/source/blender/editors/space_view3d/drawmesh.c +++ /dev/null @@ -1,364 +0,0 @@ -/* - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * 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. - * - * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * Contributor(s): Blender Foundation, full update, glsl support - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** \file blender/editors/space_view3d/drawmesh.c - * \ingroup spview3d - */ - -#include <string.h> -#include <math.h> - -#include "MEM_guardedalloc.h" - -#include "BLI_utildefines.h" -#include "BLI_bitmap.h" -#include "BLI_math.h" - -#include "DNA_material_types.h" -#include "DNA_mesh_types.h" -#include "DNA_meshdata_types.h" -#include "DNA_node_types.h" -#include "DNA_object_types.h" -#include "DNA_scene_types.h" -#include "DNA_screen_types.h" -#include "DNA_view3d_types.h" - -#include "BKE_DerivedMesh.h" -#include "BKE_global.h" -#include "BKE_image.h" -#include "BKE_material.h" -#include "BKE_paint.h" -#include "BKE_editmesh.h" -#include "BKE_scene.h" - -#include "BIF_glutil.h" - -#include "UI_resources.h" - -#include "GPU_draw.h" -#include "GPU_material.h" -#include "GPU_basic_shader.h" -#include "GPU_shader.h" -#include "GPU_matrix.h" - -#include "RE_engine.h" - -#include "ED_uvedit.h" - -#include "view3d_intern.h" /* own include */ - -/* user data structures for derived mesh callbacks */ -typedef struct drawMeshFaceSelect_userData { - Mesh *me; - BLI_bitmap *edge_flags; /* pairs of edge options (visible, select) */ -} drawMeshFaceSelect_userData; - -/**************************** Face Select Mode *******************************/ - -/* mainly to be less confusing */ -BLI_INLINE int edge_vis_index(const int index) { return index * 2; } -BLI_INLINE int edge_sel_index(const int index) { return index * 2 + 1; } - -static BLI_bitmap *get_tface_mesh_marked_edge_info(Mesh *me, bool draw_select_edges) -{ - BLI_bitmap *bitmap_edge_flags = BLI_BITMAP_NEW(me->totedge * 2, __func__); - MPoly *mp; - MLoop *ml; - int i, j; - bool select_set; - - for (i = 0; i < me->totpoly; i++) { - mp = &me->mpoly[i]; - - if (!(mp->flag & ME_HIDE)) { - select_set = (mp->flag & ME_FACE_SEL) != 0; - - ml = me->mloop + mp->loopstart; - for (j = 0; j < mp->totloop; j++, ml++) { - if ((draw_select_edges == false) && - (select_set && BLI_BITMAP_TEST(bitmap_edge_flags, edge_sel_index(ml->e)))) - { - BLI_BITMAP_DISABLE(bitmap_edge_flags, edge_vis_index(ml->e)); - } - else { - BLI_BITMAP_ENABLE(bitmap_edge_flags, edge_vis_index(ml->e)); - if (select_set) { - BLI_BITMAP_ENABLE(bitmap_edge_flags, edge_sel_index(ml->e)); - } - } - } - } - } - - return bitmap_edge_flags; -} - - -static DMDrawOption draw_mesh_face_select__setHiddenOpts(void *userData, int index) -{ - drawMeshFaceSelect_userData *data = userData; - Mesh *me = data->me; - - if (me->drawflag & ME_DRAWEDGES) { - if ((BLI_BITMAP_TEST(data->edge_flags, edge_vis_index(index)))) - return DM_DRAW_OPTION_NORMAL; - else - return DM_DRAW_OPTION_SKIP; - } - else if (BLI_BITMAP_TEST(data->edge_flags, edge_sel_index(index)) && - BLI_BITMAP_TEST(data->edge_flags, edge_vis_index(index))) - { - return DM_DRAW_OPTION_NORMAL; - } - else { - return DM_DRAW_OPTION_SKIP; - } -} - -static DMDrawOption draw_mesh_face_select__setSelectOpts(void *userData, int index) -{ - drawMeshFaceSelect_userData *data = userData; - return (BLI_BITMAP_TEST(data->edge_flags, edge_sel_index(index)) && - BLI_BITMAP_TEST(data->edge_flags, edge_vis_index(index))) ? DM_DRAW_OPTION_NORMAL : DM_DRAW_OPTION_SKIP; -} - -/* draws unselected */ -static DMDrawOption draw_mesh_face_select__drawFaceOptsInv(void *userData, int index) -{ - Mesh *me = (Mesh *)userData; - - MPoly *mpoly = &me->mpoly[index]; - if (!(mpoly->flag & ME_HIDE) && !(mpoly->flag & ME_FACE_SEL)) - return DM_DRAW_OPTION_NORMAL; - else - return DM_DRAW_OPTION_SKIP; -} - -void draw_mesh_face_select(RegionView3D *rv3d, Mesh *me, DerivedMesh *dm, bool draw_select_edges) -{ - drawMeshFaceSelect_userData data; - - data.me = me; - data.edge_flags = get_tface_mesh_marked_edge_info(me, draw_select_edges); - - glEnable(GL_DEPTH_TEST); - ED_view3d_polygon_offset(rv3d, 1.0); - - /* Draw (Hidden) Edges */ - setlinestyle(1); - UI_ThemeColor(TH_EDGE_FACESEL); - dm->drawMappedEdges(dm, draw_mesh_face_select__setHiddenOpts, &data); - setlinestyle(0); - - /* Draw Selected Faces */ - if (me->drawflag & ME_DRAWFACES) { - glEnable(GL_BLEND); - glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ONE, GL_ONE_MINUS_SRC_ALPHA); - /* dull unselected faces so as not to get in the way of seeing color */ - glColor4ub(96, 96, 96, 64); - dm->drawMappedFaces(dm, draw_mesh_face_select__drawFaceOptsInv, NULL, NULL, (void *)me, DM_DRAW_SKIP_HIDDEN); - glDisable(GL_BLEND); - } - - ED_view3d_polygon_offset(rv3d, 1.0); - - /* Draw Stippled Outline for selected faces */ - glColor3ub(255, 255, 255); - setlinestyle(1); - dm->drawMappedEdges(dm, draw_mesh_face_select__setSelectOpts, &data); - setlinestyle(0); - - ED_view3d_polygon_offset(rv3d, 0.0); /* resets correctly now, even after calling accumulated offsets */ - - MEM_freeN(data.edge_flags); -} - -/***************************** Texture Drawing ******************************/ - -/* when face select is on, use face hidden flag */ -static DMDrawOption wpaint__setSolidDrawOptions_facemask(void *userData, int index) -{ - Mesh *me = (Mesh *)userData; - MPoly *mp = &me->mpoly[index]; - if (mp->flag & ME_HIDE) - return DM_DRAW_OPTION_SKIP; - return DM_DRAW_OPTION_NORMAL; -} - -/************************** NEW SHADING NODES ********************************/ - -typedef struct TexMatCallback { - Scene *scene; - Object *ob; - Mesh *me; - DerivedMesh *dm; - bool shadeless; - bool two_sided_lighting; -} TexMatCallback; - -void draw_mesh_textured(Scene *scene, ViewLayer *view_layer, View3D *v3d, RegionView3D *rv3d, - Object *ob, DerivedMesh *dm, const int draw_flags) -{ - UNUSED_VARS(scene, view_layer, v3d, rv3d, ob, dm, draw_flags); - return; -} - -/* Vertex Paint and Weight Paint */ -static void draw_mesh_paint_light_begin(void) -{ - /* get material diffuse color from vertex colors but set default spec */ - const float specular[3] = {0.47f, 0.47f, 0.47f}; - GPU_basic_shader_colors(NULL, specular, 35, 1.0f); - GPU_basic_shader_bind(GPU_SHADER_LIGHTING | GPU_SHADER_USE_COLOR); -} - -static void draw_mesh_paint_light_end(void) -{ - GPU_basic_shader_bind(GPU_SHADER_USE_COLOR); -} - -void draw_mesh_paint_weight_faces(DerivedMesh *dm, const bool use_light, - void *facemask_cb, void *user_data) -{ - DMSetMaterial setMaterial = GPU_object_materials_check() ? GPU_object_material_bind : NULL; - int flags = DM_DRAW_USE_COLORS; - - if (use_light) { - draw_mesh_paint_light_begin(); - flags |= DM_DRAW_NEED_NORMALS; - } - - dm->drawMappedFaces(dm, (DMSetDrawOptions)facemask_cb, setMaterial, NULL, user_data, flags); - - if (use_light) { - draw_mesh_paint_light_end(); - } -} - -void draw_mesh_paint_vcolor_faces(DerivedMesh *dm, const bool use_light, - void *facemask_cb, void *user_data, - const Mesh *me) -{ - DMSetMaterial setMaterial = GPU_object_materials_check() ? GPU_object_material_bind : NULL; - int flags = 0; - - if (use_light) { - draw_mesh_paint_light_begin(); - flags |= DM_DRAW_NEED_NORMALS; - } - - if (me->mloopcol) { - dm->drawMappedFaces(dm, facemask_cb, setMaterial, NULL, user_data, - DM_DRAW_USE_COLORS | flags); - } - else { - glColor3f(1.0f, 1.0f, 1.0f); - dm->drawMappedFaces(dm, facemask_cb, setMaterial, NULL, user_data, flags); - } - - if (use_light) { - draw_mesh_paint_light_end(); - } -} - -void draw_mesh_paint_weight_edges(RegionView3D *rv3d, DerivedMesh *dm, - const bool use_depth, const bool use_alpha, - void *edgemask_cb, void *user_data) -{ - /* weight paint in solid mode, special case. focus on making the weights clear - * rather than the shading, this is also forced in wire view */ - - if (use_depth) { - ED_view3d_polygon_offset(rv3d, 1.0); - glDepthMask(0); /* disable write in zbuffer, selected edge wires show better */ - } - else { - glDisable(GL_DEPTH_TEST); - } - - if (use_alpha) { - glEnable(GL_BLEND); - } - - glColor4ub(255, 255, 255, 96); - GPU_basic_shader_bind_enable(GPU_SHADER_LINE | GPU_SHADER_STIPPLE); - GPU_basic_shader_line_stipple(1, 0xAAAA); - - dm->drawMappedEdges(dm, (DMSetDrawOptions)edgemask_cb, user_data); - - if (use_depth) { - ED_view3d_polygon_offset(rv3d, 0.0); - glDepthMask(1); - } - else { - glEnable(GL_DEPTH_TEST); - } - - GPU_basic_shader_bind_disable(GPU_SHADER_LINE | GPU_SHADER_STIPPLE); - - if (use_alpha) { - glDisable(GL_BLEND); - } -} - -void draw_mesh_paint(View3D *v3d, RegionView3D *rv3d, - Object *ob, DerivedMesh *dm, const int draw_flags) -{ - DMSetDrawOptions facemask = NULL; - Mesh *me = ob->data; - const bool use_light = (v3d->drawtype >= OB_SOLID); - - /* hide faces in face select mode */ - if (me->editflag & (ME_EDIT_PAINT_VERT_SEL | ME_EDIT_PAINT_FACE_SEL)) - facemask = wpaint__setSolidDrawOptions_facemask; - - if (ob->mode & OB_MODE_WEIGHT_PAINT) { - draw_mesh_paint_weight_faces(dm, use_light, facemask, me); - } - else if (ob->mode & OB_MODE_VERTEX_PAINT) { - draw_mesh_paint_vcolor_faces(dm, use_light, facemask, me, me); - } - - /* draw face selection on top */ - if (draw_flags & DRAW_FACE_SELECT) { - bool draw_select_edges = (ob->mode & OB_MODE_TEXTURE_PAINT) == 0; - draw_mesh_face_select(rv3d, me, dm, draw_select_edges); - } - else if ((use_light == false) || (ob->dtx & OB_DRAWWIRE)) { - const bool use_depth = (v3d->flag & V3D_ZBUF_SELECT) || !(ob->mode & OB_MODE_WEIGHT_PAINT); - const bool use_alpha = (ob->mode & OB_MODE_VERTEX_PAINT) == 0; - - if (use_alpha == false) { - set_inverted_drawing(1); - } - - draw_mesh_paint_weight_edges(rv3d, dm, use_depth, use_alpha, NULL, NULL); - - if (use_alpha == false) { - set_inverted_drawing(0); - } - } -} - |