int RE_engine_render(Render *re, int do_all)
{
RenderEngineType *type= RE_engines_find(re->r.engine);
RenderEngine *engine;
/* verify if we can render */
if (!type->render)
return 0;
if ((re->r.scemode & R_PREVIEWBUTS) && !(type->flag & RE_USE_PREVIEW))
return 0;
if (do_all && !(type->flag & RE_USE_POSTPROCESS))
return 0;
if (!do_all && (type->flag & RE_USE_POSTPROCESS))
return 0;
/* create render result */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
if (re->result==NULL || !(re->r.scemode & R_PREVIEWBUTS)) {
if (re->result)
render_result_free(re->result);
re->result= render_result_new(re, &re->disprect, 0, 0);
}
BLI_rw_mutex_unlock(&re->resultmutex);
if (re->result==NULL)
return 1;
/* set render info */
re->i.cfra= re->scene->r.cfra;
BLI_strncpy(re->i.scenename, re->scene->id.name+2, sizeof(re->i.scenename));
re->i.totface=re->i.totvert=re->i.totstrand=re->i.totlamp=re->i.tothalo= 0;
/* render */
engine = RE_engine_create(type);
engine->re= re;
if (re->flag & R_ANIMATION)
engine->flag |= RE_ENGINE_ANIMATION;
if (re->r.scemode & R_PREVIEWBUTS)
engine->flag |= RE_ENGINE_PREVIEW;
engine->camera_override = re->camera_override;
if ((re->r.scemode & (R_NO_FRAME_UPDATE|R_PREVIEWBUTS))==0)
scene_update_for_newframe(re->main, re->scene, re->lay);
if (type->update)
type->update(engine, re->main, re->scene);
if (type->render)
type->render(engine, re->scene);
render_result_free_list(&engine->fullresult, engine->fullresult.first);
RE_engine_free(engine);
if (BKE_reports_contain(re->reports, RPT_ERROR))
G.afbreek = 1;
return 1;
}
void ED_render_internal_init(void)
{
RenderEngineType *ret = RE_engines_find(RE_engine_id_BLENDER_RENDER);
ret->view_update = render_view3d_update;
ret->view_draw = render_view3d_draw;
}
static void draw_textured_begin(Scene *scene, View3D *v3d, RegionView3D *rv3d, Object *ob)
{
unsigned char obcol[4];
bool is_tex, solidtex;
Mesh *me = ob->data;
/* XXX scene->obedit warning */
/* texture draw is abused for mask selection mode, do this so wire draw
* with face selection in weight paint is not lit. */
if ((v3d->drawtype <= OB_WIRE) && (ob->mode & (OB_MODE_VERTEX_PAINT | OB_MODE_WEIGHT_PAINT))) {
solidtex = false;
Gtexdraw.is_lit = 0;
}
else if (v3d->drawtype == OB_SOLID || ((ob->mode & OB_MODE_EDIT) && v3d->drawtype != OB_TEXTURE)) {
/* draw with default lights in solid draw mode and edit mode */
solidtex = true;
Gtexdraw.is_lit = -1;
}
else {
/* draw with lights in the scene otherwise */
solidtex = false;
if (v3d->flag2 & V3D_SHADELESS_TEX)
Gtexdraw.is_lit = 0;
else
Gtexdraw.is_lit = GPU_scene_object_lights(scene, ob, v3d->lay, rv3d->viewmat, !rv3d->is_persp);
}
rgba_float_to_uchar(obcol, ob->col);
if (solidtex || v3d->drawtype == OB_TEXTURE) is_tex = true;
else is_tex = false;
Gtexdraw.ob = ob;
Gtexdraw.is_tex = is_tex;
Gtexdraw.color_profile = BKE_scene_check_color_management_enabled(scene);
Gtexdraw.use_game_mat = (RE_engines_find(scene->r.engine)->flag & RE_GAME) != 0;
Gtexdraw.use_backface_culling = (v3d->flag2 & V3D_BACKFACE_CULLING) != 0;
memcpy(Gtexdraw.obcol, obcol, sizeof(obcol));
set_draw_settings_cached(1, NULL, NULL, Gtexdraw);
glShadeModel(GL_SMOOTH);
glCullFace(GL_BACK);
glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, (me->flag & ME_TWOSIDED) ? GL_TRUE : GL_FALSE);
}
int RE_engine_render(Render *re, int do_all)
{
RenderEngineType *type = RE_engines_find(re->r.engine);
RenderEngine *engine;
bool persistent_data = (re->r.mode & R_PERSISTENT_DATA) != 0;
/* verify if we can render */
if (!type->render)
return 0;
if ((re->r.scemode & R_BUTS_PREVIEW) && !(type->flag & RE_USE_PREVIEW))
return 0;
if (do_all && !(type->flag & RE_USE_POSTPROCESS))
return 0;
if (!do_all && (type->flag & RE_USE_POSTPROCESS))
return 0;
/* Lock drawing in UI during data phase. */
if (re->draw_lock) {
re->draw_lock(re->dlh, 1);
}
/* update animation here so any render layer animation is applied before
* creating the render result */
if ((re->r.scemode & (R_NO_FRAME_UPDATE | R_BUTS_PREVIEW)) == 0) {
unsigned int lay = re->lay;
/* don't update layers excluded on all render layers */
if (type->flag & RE_USE_EXCLUDE_LAYERS) {
SceneRenderLayer *srl;
unsigned int non_excluded_lay = 0;
if (re->r.scemode & R_SINGLE_LAYER) {
srl = BLI_findlink(&re->r.layers, re->r.actlay);
if (srl) {
non_excluded_lay |= ~srl->lay_exclude;
/* in this case we must update all because animation for
* the scene has not been updated yet, and so may not be
* up to date until after BKE_scene_update_for_newframe */
if (render_layer_exclude_animated(re->scene, srl))
non_excluded_lay |= ~0;
}
}
else {
for (srl = re->r.layers.first; srl; srl = srl->next) {
if (!(srl->layflag & SCE_LAY_DISABLE)) {
non_excluded_lay |= ~srl->lay_exclude;
if (render_layer_exclude_animated(re->scene, srl))
non_excluded_lay |= ~0;
}
}
}
lay &= non_excluded_lay;
}
BKE_scene_update_for_newframe_ex(re->eval_ctx, re->main, re->scene, lay, true);
render_update_anim_renderdata(re, &re->scene->r);
}
/* create render result */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
if (re->result == NULL || !(re->r.scemode & R_BUTS_PREVIEW)) {
int savebuffers = RR_USE_MEM;
if (re->result)
render_result_free(re->result);
if ((type->flag & RE_USE_SAVE_BUFFERS) && (re->r.scemode & R_EXR_TILE_FILE))
savebuffers = RR_USE_EXR;
re->result = render_result_new(re, &re->disprect, 0, savebuffers, RR_ALL_LAYERS);
}
BLI_rw_mutex_unlock(&re->resultmutex);
if (re->result == NULL) {
/* Clear UI drawing locks. */
if (re->draw_lock) {
re->draw_lock(re->dlh, 0);
}
return 1;
}
/* set render info */
re->i.cfra = re->scene->r.cfra;
BLI_strncpy(re->i.scene_name, re->scene->id.name + 2, sizeof(re->i.scene_name));
re->i.totface = re->i.totvert = re->i.totstrand = re->i.totlamp = re->i.tothalo = 0;
/* render */
engine = re->engine;
if (!engine) {
engine = RE_engine_create(type);
re->engine = engine;
}
engine->flag |= RE_ENGINE_RENDERING;
/* TODO: actually link to a parent which shouldn't happen */
engine->re = re;
if (re->flag & R_ANIMATION)
engine->flag |= RE_ENGINE_ANIMATION;
if (re->r.scemode & R_BUTS_PREVIEW)
engine->flag |= RE_ENGINE_PREVIEW;
engine->camera_override = re->camera_override;
engine->layer_override = re->layer_override;
engine->resolution_x = re->winx;
engine->resolution_y = re->winy;
RE_parts_init(re, false);
engine->tile_x = re->partx;
engine->tile_y = re->party;
if (re->result->do_exr_tile)
render_result_exr_file_begin(re);
if (type->update)
type->update(engine, re->main, re->scene);
/* Clear UI drawing locks. */
if (re->draw_lock) {
re->draw_lock(re->dlh, 0);
}
if (type->render)
type->render(engine, re->scene);
engine->tile_x = 0;
engine->tile_y = 0;
engine->flag &= ~RE_ENGINE_RENDERING;
render_result_free_list(&engine->fullresult, engine->fullresult.first);
BLI_rw_mutex_lock(&re->partsmutex, THREAD_LOCK_WRITE);
/* re->engine becomes zero if user changed active render engine during render */
if (!persistent_data || !re->engine) {
RE_engine_free(engine);
re->engine = NULL;
}
if (re->result->do_exr_tile) {
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
render_result_exr_file_end(re);
BLI_rw_mutex_unlock(&re->resultmutex);
}
if (re->r.scemode & R_EXR_CACHE_FILE) {
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
render_result_exr_file_cache_write(re);
BLI_rw_mutex_unlock(&re->resultmutex);
}
RE_parts_free(re);
BLI_rw_mutex_unlock(&re->partsmutex);
if (BKE_reports_contain(re->reports, RPT_ERROR))
G.is_break = true;
#ifdef WITH_FREESTYLE
if (re->r.mode & R_EDGE_FRS)
RE_RenderFreestyleExternal(re);
#endif
return 1;
}
bool RE_bake_engine(
Render *re, Object *object, const BakePixel pixel_array[],
const size_t num_pixels, const int depth,
const ScenePassType pass_type, float result[])
{
RenderEngineType *type = RE_engines_find(re->r.engine);
RenderEngine *engine;
bool persistent_data = (re->r.mode & R_PERSISTENT_DATA) != 0;
/* set render info */
re->i.cfra = re->scene->r.cfra;
BLI_strncpy(re->i.scene_name, re->scene->id.name + 2, sizeof(re->i.scene_name) - 2);
re->i.totface = re->i.totvert = re->i.totstrand = re->i.totlamp = re->i.tothalo = 0;
/* render */
engine = re->engine;
if (!engine) {
engine = RE_engine_create(type);
re->engine = engine;
}
engine->flag |= RE_ENGINE_RENDERING;
/* TODO: actually link to a parent which shouldn't happen */
engine->re = re;
engine->resolution_x = re->winx;
engine->resolution_y = re->winy;
RE_parts_init(re, false);
engine->tile_x = re->r.tilex;
engine->tile_y = re->r.tiley;
/* update is only called so we create the engine.session */
if (type->update)
type->update(engine, re->main, re->scene);
if (type->bake)
type->bake(engine, re->scene, object, pass_type, pixel_array, num_pixels, depth, result);
engine->tile_x = 0;
engine->tile_y = 0;
engine->flag &= ~RE_ENGINE_RENDERING;
BLI_rw_mutex_lock(&re->partsmutex, THREAD_LOCK_WRITE);
/* re->engine becomes zero if user changed active render engine during render */
if (!persistent_data || !re->engine) {
RE_engine_free(engine);
re->engine = NULL;
}
RE_parts_free(re);
BLI_rw_mutex_unlock(&re->partsmutex);
if (BKE_reports_contain(re->reports, RPT_ERROR))
G.is_break = true;
return true;
}
bool RE_bake_has_engine(Render *re)
{
RenderEngineType *type = RE_engines_find(re->r.engine);
return (type->bake != NULL);
}
bool RE_engine_is_external(Render *re)
{
RenderEngineType *type = RE_engines_find(re->r.engine);
return (type && type->render);
}
int RE_engine_render(Render *re, int do_all)
{
RenderEngineType *type = RE_engines_find(re->r.engine);
RenderEngine *engine;
int persistent_data = re->r.mode & R_PERSISTENT_DATA;
/* verify if we can render */
if (!type->render)
return 0;
if ((re->r.scemode & R_BUTS_PREVIEW) && !(type->flag & RE_USE_PREVIEW))
return 0;
if (do_all && !(type->flag & RE_USE_POSTPROCESS))
return 0;
if (!do_all && (type->flag & RE_USE_POSTPROCESS))
return 0;
/* update animation here so any render layer animation is applied before
* creating the render result */
if ((re->r.scemode & (R_NO_FRAME_UPDATE | R_BUTS_PREVIEW)) == 0) {
unsigned int lay = re->lay;
/* don't update layers excluded on all render layers */
if (type->flag & RE_USE_EXCLUDE_LAYERS) {
SceneRenderLayer *srl;
unsigned int non_excluded_lay = 0;
if (re->r.scemode & R_SINGLE_LAYER) {
srl = BLI_findlink(&re->r.layers, re->r.actlay);
if (srl)
non_excluded_lay |= ~srl->lay_exclude;
}
else {
for (srl = re->r.layers.first; srl; srl = srl->next)
if (!(srl->layflag & SCE_LAY_DISABLE))
non_excluded_lay |= ~srl->lay_exclude;
}
lay &= non_excluded_lay;
}
BKE_scene_update_for_newframe(re->main, re->scene, lay);
}
/* create render result */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
if (re->result == NULL || !(re->r.scemode & R_BUTS_PREVIEW)) {
int savebuffers = RR_USE_MEM;
if (re->result)
render_result_free(re->result);
if ((type->flag & RE_USE_SAVE_BUFFERS) && (re->r.scemode & R_EXR_TILE_FILE))
savebuffers = RR_USE_EXR;
re->result = render_result_new(re, &re->disprect, 0, savebuffers, RR_ALL_LAYERS);
}
BLI_rw_mutex_unlock(&re->resultmutex);
if (re->result == NULL)
return 1;
/* set render info */
re->i.cfra = re->scene->r.cfra;
BLI_strncpy(re->i.scene_name, re->scene->id.name + 2, sizeof(re->i.scene_name));
re->i.totface = re->i.totvert = re->i.totstrand = re->i.totlamp = re->i.tothalo = 0;
/* render */
engine = re->engine;
if (!engine) {
engine = RE_engine_create(type);
re->engine = engine;
}
engine->flag |= RE_ENGINE_RENDERING;
/* TODO: actually link to a parent which shouldn't happen */
engine->re = re;
if (re->flag & R_ANIMATION)
engine->flag |= RE_ENGINE_ANIMATION;
if (re->r.scemode & R_BUTS_PREVIEW)
engine->flag |= RE_ENGINE_PREVIEW;
engine->camera_override = re->camera_override;
engine->resolution_x = re->winx;
engine->resolution_y = re->winy;
RE_parts_init(re, FALSE);
engine->tile_x = re->partx;
engine->tile_y = re->party;
if (re->result->do_exr_tile)
render_result_exr_file_begin(re);
if (type->update)
type->update(engine, re->main, re->scene);
if (type->render)
type->render(engine, re->scene);
engine->tile_x = 0;
engine->tile_y = 0;
engine->flag &= ~RE_ENGINE_RENDERING;
render_result_free_list(&engine->fullresult, engine->fullresult.first);
/* re->engine becomes zero if user changed active render engine during render */
if (!persistent_data || !re->engine) {
RE_engine_free(engine);
re->engine = NULL;
}
if (re->result->do_exr_tile) {
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
render_result_exr_file_end(re);
BLI_rw_mutex_unlock(&re->resultmutex);
}
RE_parts_free(re);
if (BKE_reports_contain(re->reports, RPT_ERROR))
G.is_break = TRUE;
return 1;
}
static void draw_textured_begin(Scene *scene, View3D *v3d, RegionView3D *rv3d, Object *ob)
{
unsigned char obcol[4];
bool is_tex, solidtex;
Mesh *me = ob->data;
ImagePaintSettings *imapaint = &scene->toolsettings->imapaint;
/* XXX scene->obedit warning */
/* texture draw is abused for mask selection mode, do this so wire draw
* with face selection in weight paint is not lit. */
if ((v3d->drawtype <= OB_WIRE) && (ob->mode & (OB_MODE_VERTEX_PAINT | OB_MODE_WEIGHT_PAINT))) {
solidtex = false;
Gtexdraw.is_lit = 0;
}
else if (v3d->drawtype == OB_SOLID || ((ob->mode & OB_MODE_EDIT) && v3d->drawtype != OB_TEXTURE) ||
(BKE_scene_use_new_shading_nodes(scene) && (ob->mode & OB_MODE_TEXTURE_PAINT))) {
/* draw with default lights in solid draw mode and edit mode */
solidtex = true;
Gtexdraw.is_lit = -1;
}
else {
/* draw with lights in the scene otherwise */
solidtex = false;
if (v3d->flag2 & V3D_SHADELESS_TEX)
Gtexdraw.is_lit = 0;
else
Gtexdraw.is_lit = GPU_scene_object_lights(scene, ob, v3d->lay, rv3d->viewmat, !rv3d->is_persp);
}
rgba_float_to_uchar(obcol, ob->col);
if (solidtex || v3d->drawtype == OB_TEXTURE) is_tex = true;
else is_tex = false;
Gtexdraw.ob = ob;
Gtexdraw.stencil = (imapaint->flag & IMAGEPAINT_PROJECT_LAYER_STENCIL) ? imapaint->stencil : NULL;
Gtexdraw.is_texpaint = (ob->mode == OB_MODE_TEXTURE_PAINT);
Gtexdraw.texpaint_material = (imapaint->mode == IMAGEPAINT_MODE_MATERIAL);
Gtexdraw.canvas = (Gtexdraw.texpaint_material) ? NULL : imapaint->canvas;
Gtexdraw.is_tex = is_tex;
/* naughty multitexturing hacks to quickly support stencil + shading + alpha blending
* in new texpaint code. The better solution here would be to support GLSL */
if (Gtexdraw.is_texpaint) {
glActiveTexture(GL_TEXTURE1);
glEnable(GL_TEXTURE_2D);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_INTERPOLATE);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_RGB, GL_PREVIOUS);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC1_RGB, GL_PRIMARY_COLOR);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC2_RGB, GL_PREVIOUS);
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB, GL_SRC_ALPHA);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_REPLACE);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_ALPHA, GL_PREVIOUS);
/* load the stencil texture here */
if (Gtexdraw.stencil != NULL) {
glActiveTexture(GL_TEXTURE2);
if (GPU_verify_image(Gtexdraw.stencil, NULL, false, false, false, false)) {
float col[4] = {imapaint->stencil_col[0], imapaint->stencil_col[1], imapaint->stencil_col[2], 1.0f};
glEnable(GL_TEXTURE_2D);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_INTERPOLATE);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_RGB, GL_PREVIOUS);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC1_RGB, GL_CONSTANT);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC2_RGB, GL_TEXTURE);
glTexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_MODULATE);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC0_ALPHA, GL_PREVIOUS);
glTexEnvi(GL_TEXTURE_ENV, GL_SRC1_ALPHA, GL_TEXTURE);
glTexEnvfv(GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, col);
if ((imapaint->flag & IMAGEPAINT_PROJECT_LAYER_STENCIL_INV) == 0) {
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB, GL_ONE_MINUS_SRC_COLOR);
}
else {
glTexEnvi(GL_TEXTURE_ENV, GL_OPERAND2_RGB, GL_SRC_COLOR);
}
}
}
glActiveTexture(GL_TEXTURE0);
}
Gtexdraw.color_profile = BKE_scene_check_color_management_enabled(scene);
Gtexdraw.use_game_mat = (RE_engines_find(scene->r.engine)->flag & RE_GAME) != 0;
Gtexdraw.use_backface_culling = (v3d->flag2 & V3D_BACKFACE_CULLING) != 0;
memcpy(Gtexdraw.obcol, obcol, sizeof(obcol));
set_draw_settings_cached(1, NULL, NULL, Gtexdraw);
glShadeModel(GL_SMOOTH);
glCullFace(GL_BACK);
glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, (me->flag & ME_TWOSIDED) ? GL_TRUE : GL_FALSE);
}
static bool check_engine_supports_textures(Scene *scene)
{
RenderEngineType *type = RE_engines_find(scene->r.engine);
return type->flag & RE_USE_TEXTURE_PREVIEW;
}
int BKE_scene_use_new_shading_nodes(Scene *scene)
{
RenderEngineType *type = RE_engines_find(scene->r.engine);
return (type && type->flag & RE_USE_SHADING_NODES);
}
static bool check_engine_supports_preview(Scene *scene)
{
RenderEngineType *type = RE_engines_find(scene->r.engine);
return (type->flag & RE_USE_PREVIEW) != 0;
}