static void screen_opengl_render_apply(OGLRender *oglrender)
{
RenderResult *rr;
RenderView *rv;
int view_id;
ImBuf *ibuf;
void *lock;
rr = RE_AcquireResultRead(oglrender->re);
for (rv = rr->views.first, view_id = 0; rv; rv = rv->next, view_id++) {
RE_SetActiveRenderView(oglrender->re, rv->name);
oglrender->view_id = view_id;
screen_opengl_render_doit(oglrender, rr);
}
RE_ReleaseResult(oglrender->re);
ibuf = BKE_image_acquire_ibuf(oglrender->ima, &oglrender->iuser, &lock);
if (ibuf) {
ibuf->userflags |= IB_DISPLAY_BUFFER_INVALID;
}
BKE_image_release_ibuf(oglrender->ima, ibuf, lock);
if (oglrender->write_still) {
screen_opengl_render_write(oglrender);
}
}
static void screen_opengl_render_apply(OGLRender *oglrender)
{
RenderResult *rr;
RenderView *rv;
int view_id;
ImBuf *ibuf;
void *lock;
if (oglrender->is_sequencer) {
Scene *scene = oglrender->scene;
SeqRenderData context;
SpaceSeq *sseq = oglrender->sseq;
int chanshown = sseq ? sseq->chanshown : 0;
BKE_sequencer_new_render_data(
oglrender->bmain->eval_ctx, oglrender->bmain, scene,
oglrender->sizex, oglrender->sizey, 100.0f,
&context);
for (view_id = 0; view_id < oglrender->views_len; view_id++) {
context.view_id = view_id;
context.gpu_offscreen = oglrender->ofs;
context.gpu_fx = oglrender->fx;
context.gpu_full_samples = oglrender->ofs_full_samples;
oglrender->seq_data.ibufs_arr[view_id] = BKE_sequencer_give_ibuf(&context, CFRA, chanshown);
}
}
rr = RE_AcquireResultRead(oglrender->re);
for (rv = rr->views.first, view_id = 0; rv; rv = rv->next, view_id++) {
BLI_assert(view_id < oglrender->views_len);
RE_SetActiveRenderView(oglrender->re, rv->name);
oglrender->view_id = view_id;
/* add grease pencil passes. For sequencer, the render does not include renderpasses
* TODO: The sequencer render of grease pencil should be rethought */
if (!oglrender->is_sequencer) {
add_gpencil_renderpass(oglrender, rr, rv);
}
/* render composite */
screen_opengl_render_doit(oglrender, rr);
}
RE_ReleaseResult(oglrender->re);
ibuf = BKE_image_acquire_ibuf(oglrender->ima, &oglrender->iuser, &lock);
if (ibuf) {
ibuf->userflags |= IB_DISPLAY_BUFFER_INVALID;
}
BKE_image_release_ibuf(oglrender->ima, ibuf, lock);
if (oglrender->write_still) {
screen_opengl_render_write(oglrender);
}
}
/* add renderlayer and renderpass for each grease pencil layer for using in composition */
static void add_gpencil_renderpass(OGLRender *oglrender, RenderResult *rr, RenderView *rv)
{
bGPdata *gpd = oglrender->scene->gpd;
Scene *scene = oglrender->scene;
/* sanity checks */
if (gpd == NULL) {
return;
}
if (scene == NULL) {
return;
}
if (BLI_listbase_is_empty(&gpd->layers)) {
return;
}
if (oglrender->v3d != NULL && (oglrender->v3d->flag2 & V3D_SHOW_GPENCIL) == 0) {
return;
}
/* save old alpha mode */
short oldalphamode = scene->r.alphamode;
/* set alpha transparent for gp */
scene->r.alphamode = R_ALPHAPREMUL;
/* saves layer status */
short *oldsts = MEM_mallocN(BLI_listbase_count(&gpd->layers) * sizeof(short), "temp_gplayers_flag");
int i = 0;
for (bGPDlayer *gpl = gpd->layers.first; gpl; gpl = gpl->next) {
oldsts[i] = gpl->flag;
++i;
}
/* loop all layers to create separate render */
for (bGPDlayer *gpl = gpd->layers.first; gpl; gpl = gpl->next) {
/* dont draw layer if hidden */
if (gpl->flag & GP_LAYER_HIDE)
continue;
/* hide all layer except current */
for (bGPDlayer *gph = gpd->layers.first; gph; gph = gph->next) {
if (gpl != gph) {
gph->flag |= GP_LAYER_HIDE;
}
}
/* render this gp layer */
screen_opengl_render_doit(oglrender, rr);
/* add RendePass composite */
RenderPass *rp = RE_create_gp_pass(rr, gpl->info, rv->name);
/* copy image data from rectf */
// XXX: Needs conversion.
unsigned char *src = (unsigned char *)RE_RenderViewGetById(rr, oglrender->view_id)->rect32;
if (src != NULL) {
float *dest = rp->rect;
int x, y, rectx, recty;
rectx = rr->rectx;
recty = rr->recty;
for (y = 0; y < recty; y++) {
for (x = 0; x < rectx; x++) {
unsigned char *pixSrc = src + 4 * (rectx * y + x);
if (pixSrc[3] > 0) {
float *pixDest = dest + 4 * (rectx * y + x);
float float_src[4];
srgb_to_linearrgb_uchar4(float_src, pixSrc);
addAlphaOverFloat(pixDest, float_src);
}
}
}
}
/* back layer status */
i = 0;
for (bGPDlayer *gph = gpd->layers.first; gph; gph = gph->next) {
gph->flag = oldsts[i];
++i;
}
}
/* free memory */
MEM_freeN(oldsts);
/* back default alpha mode */
scene->r.alphamode = oldalphamode;
}
