void draw_mesh_textured(Scene *scene, View3D *v3d, RegionView3D *rv3d,
Object *ob, DerivedMesh *dm, const int draw_flags)
{
/* if not cycles, or preview-modifiers, or drawing matcaps */
if ((!BKE_scene_use_new_shading_nodes(scene)) || (draw_flags & DRAW_MODIFIERS_PREVIEW) || (v3d->flag2 & V3D_SHOW_SOLID_MATCAP)) {
draw_mesh_textured_old(scene, v3d, rv3d, ob, dm, draw_flags);
return;
}
else if (ob->mode & (OB_MODE_VERTEX_PAINT | OB_MODE_WEIGHT_PAINT)) {
draw_mesh_paint(v3d, rv3d, ob, dm, draw_flags);
return;
}
/* set opengl state for negative scale & color */
if (ob->transflag & OB_NEG_SCALE) glFrontFace(GL_CW);
else glFrontFace(GL_CCW);
if ((v3d->drawtype == OB_TEXTURE) && (v3d->flag2 & V3D_SHADELESS_TEX))
glColor3f(1.0f, 1.0f, 1.0f);
else
glEnable(GL_LIGHTING);
{
Mesh *me = ob->data;
TexMatCallback data = {scene, ob, me, dm};
bool (*set_face_cb)(void *, int);
int glsl, picking = (G.f & G_PICKSEL);
/* face hiding callback depending on mode */
if (ob == scene->obedit)
set_face_cb = tex_mat_set_face_editmesh_cb;
else if (draw_flags & DRAW_FACE_SELECT)
set_face_cb = tex_mat_set_face_mesh_cb;
else
set_face_cb = NULL;
/* test if we can use glsl */
glsl = (v3d->drawtype == OB_MATERIAL) && GPU_glsl_support() && !picking;
GPU_begin_object_materials(v3d, rv3d, scene, ob, glsl, NULL);
if (glsl || picking) {
/* draw glsl or solid */
dm->drawMappedFacesMat(dm,
tex_mat_set_material_cb,
set_face_cb, &data);
}
else {
float zero[4] = {0.0f, 0.0f, 0.0f, 0.0f};
/* draw textured */
glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, zero);
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, zero);
glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 0);
dm->drawMappedFacesMat(dm,
tex_mat_set_texture_cb,
set_face_cb, &data);
}
GPU_end_object_materials();
}
/* reset opengl state */
glDisable(GL_COLOR_MATERIAL);
glDisable(GL_TEXTURE_2D);
glDisable(GL_LIGHTING);
glBindTexture(GL_TEXTURE_2D, 0);
glFrontFace(GL_CCW);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
/* faceselect mode drawing over textured mesh */
if (!(ob == scene->obedit) && (draw_flags & DRAW_FACE_SELECT))
draw_mesh_face_select(rv3d, ob->data, dm);
}
void draw_mesh_textured(Scene *scene, View3D *v3d, RegionView3D *rv3d,
Object *ob, DerivedMesh *dm, const int draw_flags)
{
/* if not cycles, or preview-modifiers, or drawing matcaps */
if ((draw_flags & DRAW_MODIFIERS_PREVIEW) ||
(v3d->flag2 & V3D_SHOW_SOLID_MATCAP) ||
(BKE_scene_use_new_shading_nodes(scene) == false) ||
((ob->mode & OB_MODE_TEXTURE_PAINT) && ELEM(v3d->drawtype, OB_TEXTURE, OB_SOLID)))
{
draw_mesh_textured_old(scene, v3d, rv3d, ob, dm, draw_flags);
return;
}
else if (ob->mode & (OB_MODE_VERTEX_PAINT | OB_MODE_WEIGHT_PAINT)) {
draw_mesh_paint(v3d, rv3d, ob, dm, draw_flags);
return;
}
/* set opengl state for negative scale & color */
if (ob->transflag & OB_NEG_SCALE) glFrontFace(GL_CW);
else glFrontFace(GL_CCW);
Mesh *me = ob->data;
bool shadeless = ((v3d->flag2 & V3D_SHADELESS_TEX) &&
((v3d->drawtype == OB_TEXTURE) || (ob->mode & OB_MODE_TEXTURE_PAINT)));
bool two_sided_lighting = (me->flag & ME_TWOSIDED) != 0;
TexMatCallback data = {scene, ob, me, dm, shadeless, two_sided_lighting};
bool (*set_face_cb)(void *, int);
bool picking = (G.f & G_PICKSEL) != 0;
/* face hiding callback depending on mode */
if (ob == scene->obedit)
set_face_cb = tex_mat_set_face_editmesh_cb;
else if (draw_flags & DRAW_FACE_SELECT)
set_face_cb = tex_mat_set_face_mesh_cb;
else
set_face_cb = NULL;
/* test if we can use glsl */
bool glsl = (v3d->drawtype == OB_MATERIAL) && !picking;
GPU_begin_object_materials(v3d, rv3d, scene, ob, glsl, NULL);
if (glsl || picking) {
/* draw glsl or solid */
dm->drawMappedFacesMat(dm,
tex_mat_set_material_cb,
set_face_cb, &data);
}
else {
/* draw textured */
dm->drawMappedFacesMat(dm,
tex_mat_set_texture_cb,
set_face_cb, &data);
}
GPU_end_object_materials();
/* reset opengl state */
GPU_end_object_materials();
GPU_basic_shader_bind(GPU_SHADER_USE_COLOR);
glBindTexture(GL_TEXTURE_2D, 0);
glFrontFace(GL_CCW);
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
/* faceselect mode drawing over textured mesh */
if (!(ob == scene->obedit) && (draw_flags & DRAW_FACE_SELECT)) {
bool draw_select_edges = (ob->mode & OB_MODE_TEXTURE_PAINT) == 0;
draw_mesh_face_select(rv3d, ob->data, dm, draw_select_edges);
}
}
