static void render_update_resolution(Render *re, const RenderPreview *rp,
bool use_border, const rcti *clip_rect)
{
int winx = rp->ar->winx / rp->resolution_divider;
int winy = rp->ar->winy / rp->resolution_divider;
if (use_border) {
rcti scaled_cliprct;
rcti_scale_coords(&scaled_cliprct, clip_rect,
1.0f / rp->resolution_divider);
RE_ChangeResolution(re, winx, winy, &scaled_cliprct);
}
else {
RE_ChangeResolution(re, winx, winy, NULL);
}
if (rp->has_freestyle) {
if (rp->resolution_divider == 1) {
RE_ChangeModeFlag(re, R_EDGE_FRS, false);
}
else {
RE_ChangeModeFlag(re, R_EDGE_FRS, true);
}
}
}
static void render_view3d_startjob(void *customdata, short *stop, short *do_update, float *UNUSED(progress))
{
RenderPreview *rp = customdata;
Render *re;
RenderStats *rstats;
rctf viewplane;
rcti cliprct;
float clipsta, clipend, pixsize;
bool orth, restore = 0;
char name[32];
int update_flag;
update_flag = rp->engine->job_update_flag;
rp->engine->job_update_flag = 0;
//printf("ma %d res %d view %d db %d\n", update_flag & PR_UPDATE_MATERIAL, update_flag & PR_UPDATE_RENDERSIZE, update_flag & PR_UPDATE_VIEW, update_flag & PR_UPDATE_DATABASE);
G.is_break = false;
if (false == render_view3d_get_rects(rp->ar, rp->v3d, rp->rv3d, &viewplane, rp->engine, &clipsta, &clipend, &pixsize, &orth))
return;
rp->stop = stop;
rp->do_update = do_update;
// printf("Enter previewrender\n");
/* ok, are we rendering all over? */
sprintf(name, "View3dPreview %p", (void *)rp->ar);
re = rp->engine->re = RE_GetRender(name);
/* set this always, rp is different for each job */
RE_test_break_cb(re, rp, render_view3d_break);
RE_display_update_cb(re, rp, render_view3d_display_update);
RE_stats_draw_cb(re, rp, render_view3d_renderinfo_cb);
rstats = RE_GetStats(re);
if (update_flag & PR_UPDATE_VIEW) {
rp->resolution_divider = START_RESOLUTION_DIVIDER;
}
if ((update_flag & (PR_UPDATE_RENDERSIZE | PR_UPDATE_DATABASE)) || rstats->convertdone == 0) {
RenderData rdata;
int winx = rp->ar->winx / rp->resolution_divider,
winy = rp->ar->winy / rp->resolution_divider;
/* no osa, blur, seq, layers, etc for preview render */
rdata = rp->scene->r;
rdata.mode &= ~(R_OSA | R_MBLUR | R_BORDER | R_PANORAMA);
rdata.scemode &= ~(R_DOSEQ | R_DOCOMP | R_FREE_IMAGE);
rdata.scemode |= R_VIEWPORT_PREVIEW;
/* we do use layers, but only active */
rdata.scemode |= R_SINGLE_LAYER;
/* initalize always */
if (render_view3d_disprect(rp->scene, rp->ar, rp->v3d, rp->rv3d, &cliprct)) {
rdata.mode |= R_BORDER;
RE_InitState(re, NULL, &rdata, NULL, winx, winy, &cliprct);
}
else
RE_InitState(re, NULL, &rdata, NULL, winx, winy, NULL);
}
else if (update_flag & PR_UPDATE_VIEW) {
int winx = rp->ar->winx / rp->resolution_divider,
winy = rp->ar->winy / rp->resolution_divider;
RE_ChangeResolution(re, winx, winy, NULL);
}
if (orth)
RE_SetOrtho(re, &viewplane, clipsta, clipend);
else
RE_SetWindow(re, &viewplane, clipsta, clipend);
RE_SetPixelSize(re, pixsize);
if ((update_flag & PR_UPDATE_DATABASE) || rstats->convertdone == 0) {
unsigned int lay = rp->scene->lay;
/* allow localview render for objects with lights in normal layers */
if (rp->v3d->lay & 0xFF000000)
lay |= rp->v3d->lay;
else lay = rp->v3d->lay;
RE_SetView(re, rp->viewmat);
/* copying blender data while main thread is locked, to avoid crashes */
WM_job_main_thread_lock_acquire(rp->job);
RE_Database_Free(re);
RE_Database_FromScene(re, rp->bmain, rp->scene, lay, 0); // 0= dont use camera view
WM_job_main_thread_lock_release(rp->job);
/* do preprocessing like building raytree, shadows, volumes, SSS */
RE_Database_Preprocess(re);
/* conversion not completed, need to do it again */
if (!rstats->convertdone) {
if (render_view3d_is_valid(rp)) {
rp->engine->job_update_flag |= PR_UPDATE_DATABASE;
}
}
// printf("dbase update\n");
}
else {
// printf("dbase rotate\n");
RE_DataBase_IncrementalView(re, rp->viewmat, 0);
restore = 1;
}
RE_DataBase_ApplyWindow(re);
/* OK, can we enter render code? */
if (rstats->convertdone) {
for (;;) {
RE_TileProcessor(re);
if (!*stop && rp->resolution_divider > 1) {
int winx, winy;
rp->resolution_divider /= 2;
winx = rp->ar->winx / rp->resolution_divider;
winy = rp->ar->winy / rp->resolution_divider;
*do_update = 1;
RE_ChangeResolution(re, winx, winy, NULL);
/* Otherwise shadows are incorrect. */
if (orth) {
RE_SetOrtho(re, &viewplane, clipsta, clipend);
}
else {
RE_SetWindow(re, &viewplane, clipsta, clipend);
}
}
else {
break;
}
}
/* always rotate back */
if (restore)
RE_DataBase_IncrementalView(re, rp->viewmat, 1);
}
}
