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da6dea5701311f41c7d70429b111b901b6bcf966
blender-archive/source/blender/render/intern/render_result.c
Jeroen Bakker f3ab123e33 Cleanup: Remove unused crop field from RenderResult. 
The `crop` field was used by Blender Internal to do an overscan per
tile and merge it back to the render result.
2020-12-16 16:54:24 +01:00

1671 lines
49 KiB
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/*
* 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) 2006 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup render
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "BLI_ghash.h"
#include "BLI_hash_md5.h"
#include "BLI_listbase.h"
#include "BLI_path_util.h"
#include "BLI_rect.h"
#include "BLI_string.h"
#include "BLI_string_utils.h"
#include "BLI_threads.h"
#include "BLI_utildefines.h"
#include "BKE_appdir.h"
#include "BKE_camera.h"
#include "BKE_global.h"
#include "BKE_image.h"
#include "BKE_report.h"
#include "BKE_scene.h"
#include "IMB_colormanagement.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "intern/openexr/openexr_multi.h"
#include "RE_engine.h"
#include "render_result.h"
#include "render_types.h"
/********************************** Free *************************************/
static void render_result_views_free(RenderResult *rr)
{
while (rr->views.first) {
RenderView *rv = rr->views.first;
BLI_remlink(&rr->views, rv);
if (rv->rect32) {
MEM_freeN(rv->rect32);
}
if (rv->rectz) {
MEM_freeN(rv->rectz);
}
if (rv->rectf) {
MEM_freeN(rv->rectf);
}
MEM_freeN(rv);
}
rr->have_combined = false;
}
void render_result_free(RenderResult *rr)
{
if (rr == NULL) {
return;
}
while (rr->layers.first) {
RenderLayer *rl = rr->layers.first;
while (rl->passes.first) {
RenderPass *rpass = rl->passes.first;
if (rpass->rect) {
MEM_freeN(rpass->rect);
}
BLI_remlink(&rl->passes, rpass);
MEM_freeN(rpass);
}
BLI_remlink(&rr->layers, rl);
MEM_freeN(rl);
}
render_result_views_free(rr);
if (rr->rect32) {
MEM_freeN(rr->rect32);
}
if (rr->rectz) {
MEM_freeN(rr->rectz);
}
if (rr->rectf) {
MEM_freeN(rr->rectf);
}
if (rr->text) {
MEM_freeN(rr->text);
}
if (rr->error) {
MEM_freeN(rr->error);
}
BKE_stamp_data_free(rr->stamp_data);
MEM_freeN(rr);
}
/* version that's compatible with fullsample buffers */
void render_result_free_list(ListBase *lb, RenderResult *rr)
{
RenderResult *rrnext;
for (; rr; rr = rrnext) {
rrnext = rr->next;
if (lb && lb->first) {
BLI_remlink(lb, rr);
}
render_result_free(rr);
}
}
/********************************* multiview *************************************/
/* create a new views Listbase in rr without duplicating the memory pointers */
void render_result_views_shallowcopy(RenderResult *dst, RenderResult *src)
{
RenderView *rview;
if (dst == NULL || src == NULL) {
return;
}
for (rview = src->views.first; rview; rview = rview->next) {
RenderView *rv;
rv = MEM_mallocN(sizeof(RenderView), "new render view");
BLI_addtail(&dst->views, rv);
BLI_strncpy(rv->name, rview->name, sizeof(rv->name));
rv->rectf = rview->rectf;
rv->rectz = rview->rectz;
rv->rect32 = rview->rect32;
}
}
/* free the views created temporarily */
void render_result_views_shallowdelete(RenderResult *rr)
{
if (rr == NULL) {
return;
}
while (rr->views.first) {
RenderView *rv = rr->views.first;
BLI_remlink(&rr->views, rv);
MEM_freeN(rv);
}
}
static char *set_pass_name(char *outname, const char *name, int channel, const char *chan_id)
{
const char *strings[2];
int strings_len = 0;
strings[strings_len++] = name;
char token[2];
if (channel >= 0) {
ARRAY_SET_ITEMS(token, chan_id[channel], '\0');
strings[strings_len++] = token;
}
BLI_string_join_array_by_sep_char(outname, EXR_PASS_MAXNAME, '.', strings, strings_len);
return outname;
}
static void set_pass_full_name(
char *fullname, const char *name, int channel, const char *view, const char *chan_id)
{
const char *strings[3];
int strings_len = 0;
strings[strings_len++] = name;
if (view && view[0]) {
strings[strings_len++] = view;
}
char token[2];
if (channel >= 0) {
ARRAY_SET_ITEMS(token, chan_id[channel], '\0');
strings[strings_len++] = token;
}
BLI_string_join_array_by_sep_char(fullname, EXR_PASS_MAXNAME, '.', strings, strings_len);
}
/********************************** New **************************************/
RenderPass *render_layer_add_pass(RenderResult *rr,
RenderLayer *rl,
int channels,
const char *name,
const char *viewname,
const char *chan_id)
{
const int view_id = BLI_findstringindex(&rr->views, viewname, offsetof(RenderView, name));
RenderPass *rpass = MEM_callocN(sizeof(RenderPass), name);
size_t rectsize = ((size_t)rr->rectx) * rr->recty * channels;
rpass->channels = channels;
rpass->rectx = rl->rectx;
rpass->recty = rl->recty;
rpass->view_id = view_id;
BLI_strncpy(rpass->name, name, sizeof(rpass->name));
BLI_strncpy(rpass->chan_id, chan_id, sizeof(rpass->chan_id));
BLI_strncpy(rpass->view, viewname, sizeof(rpass->view));
set_pass_full_name(rpass->fullname, rpass->name, -1, rpass->view, rpass->chan_id);
if (rl->exrhandle) {
int a;
for (a = 0; a < channels; a++) {
char passname[EXR_PASS_MAXNAME];
IMB_exr_add_channel(rl->exrhandle,
rl->name,
set_pass_name(passname, rpass->name, a, rpass->chan_id),
viewname,
0,
0,
NULL,
false);
}
}
/* Always allocate combined for display, in case of save buffers
* other passes are not allocated and only saved to the EXR file. */
if (rl->exrhandle == NULL || STREQ(rpass->name, RE_PASSNAME_COMBINED)) {
float *rect;
int x;
rpass->rect = MEM_callocN(sizeof(float) * rectsize, name);
if (rpass->rect == NULL) {
MEM_freeN(rpass);
return NULL;
}
if (STREQ(rpass->name, RE_PASSNAME_VECTOR)) {
/* initialize to max speed */
rect = rpass->rect;
for (x = rectsize - 1; x >= 0; x--) {
rect[x] = PASS_VECTOR_MAX;
}
}
else if (STREQ(rpass->name, RE_PASSNAME_Z)) {
rect = rpass->rect;
for (x = rectsize - 1; x >= 0; x--) {
rect[x] = 10e10;
}
}
}
BLI_addtail(&rl->passes, rpass);
return rpass;
}
/* called by main render as well for parts */
/* will read info from Render *re to define layers */
/* called in threads */
/* re->winx,winy is coordinate space of entire image, partrct the part within */
RenderResult *render_result_new(
Render *re, rcti *partrct, int savebuffers, const char *layername, const char *viewname)
{
RenderResult *rr;
RenderLayer *rl;
RenderView *rv;
int rectx, recty;
rectx = BLI_rcti_size_x(partrct);
recty = BLI_rcti_size_y(partrct);
if (rectx <= 0 || recty <= 0) {
return NULL;
}
rr = MEM_callocN(sizeof(RenderResult), "new render result");
rr->rectx = rectx;
rr->recty = recty;
rr->renrect.xmin = 0;
rr->renrect.xmax = rectx;
/* tilerect is relative coordinates within render disprect. do not subtract crop yet */
rr->tilerect.xmin = partrct->xmin - re->disprect.xmin;
rr->tilerect.xmax = partrct->xmax - re->disprect.xmin;
rr->tilerect.ymin = partrct->ymin - re->disprect.ymin;
rr->tilerect.ymax = partrct->ymax - re->disprect.ymin;
if (savebuffers) {
rr->do_exr_tile = true;
}
render_result_views_new(rr, &re->r);
/* check renderdata for amount of layers */
FOREACH_VIEW_LAYER_TO_RENDER_BEGIN (re, view_layer) {
if (layername && layername[0]) {
if (!STREQ(view_layer->name, layername)) {
continue;
}
}
rl = MEM_callocN(sizeof(RenderLayer), "new render layer");
BLI_addtail(&rr->layers, rl);
BLI_strncpy(rl->name, view_layer->name, sizeof(rl->name));
rl->layflag = view_layer->layflag;
/* for debugging: view_layer->passflag | SCE_PASS_RAYHITS; */
rl->passflag = view_layer->passflag;
rl->rectx = rectx;
rl->recty = recty;
if (rr->do_exr_tile) {
rl->exrhandle = IMB_exr_get_handle();
}
for (rv = rr->views.first; rv; rv = rv->next) {
const char *view = rv->name;
if (viewname && viewname[0]) {
if (!STREQ(view, viewname)) {
continue;
}
}
if (rr->do_exr_tile) {
IMB_exr_add_view(rl->exrhandle, view);
}
#define RENDER_LAYER_ADD_PASS_SAFE(rr, rl, channels, name, viewname, chan_id) \
do { \
if (render_layer_add_pass(rr, rl, channels, name, viewname, chan_id) == NULL) { \
render_result_free(rr); \
return NULL; \
} \
} while (false)
/* a renderlayer should always have a Combined pass*/
render_layer_add_pass(rr, rl, 4, "Combined", view, "RGBA");
if (view_layer->passflag & SCE_PASS_Z) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 1, RE_PASSNAME_Z, view, "Z");
}
if (view_layer->passflag & SCE_PASS_VECTOR) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 4, RE_PASSNAME_VECTOR, view, "XYZW");
}
if (view_layer->passflag & SCE_PASS_NORMAL) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_NORMAL, view, "XYZ");
}
if (view_layer->passflag & SCE_PASS_UV) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_UV, view, "UVA");
}
if (view_layer->passflag & SCE_PASS_EMIT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_EMIT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_AO) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_AO, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_ENVIRONMENT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_ENVIRONMENT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_SHADOW) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_SHADOW, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_INDEXOB) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 1, RE_PASSNAME_INDEXOB, view, "X");
}
if (view_layer->passflag & SCE_PASS_INDEXMA) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 1, RE_PASSNAME_INDEXMA, view, "X");
}
if (view_layer->passflag & SCE_PASS_MIST) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 1, RE_PASSNAME_MIST, view, "Z");
}
if (rl->passflag & SCE_PASS_RAYHITS) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 4, RE_PASSNAME_RAYHITS, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_DIFFUSE_DIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_DIFFUSE_DIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_DIFFUSE_INDIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_DIFFUSE_INDIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_DIFFUSE_COLOR) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_DIFFUSE_COLOR, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_GLOSSY_DIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_GLOSSY_DIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_GLOSSY_INDIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_GLOSSY_INDIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_GLOSSY_COLOR) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_GLOSSY_COLOR, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_TRANSM_DIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_TRANSM_DIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_TRANSM_INDIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_TRANSM_INDIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_TRANSM_COLOR) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_TRANSM_COLOR, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_SUBSURFACE_DIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_SUBSURFACE_DIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_SUBSURFACE_INDIRECT) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_SUBSURFACE_INDIRECT, view, "RGB");
}
if (view_layer->passflag & SCE_PASS_SUBSURFACE_COLOR) {
RENDER_LAYER_ADD_PASS_SAFE(rr, rl, 3, RE_PASSNAME_SUBSURFACE_COLOR, view, "RGB");
}
#undef RENDER_LAYER_ADD_PASS_SAFE
}
}
FOREACH_VIEW_LAYER_TO_RENDER_END;
/* previewrender doesn't do layers, so we make a default one */
if (BLI_listbase_is_empty(&rr->layers) && !(layername && layername[0])) {
rl = MEM_callocN(sizeof(RenderLayer), "new render layer");
BLI_addtail(&rr->layers, rl);
rl->rectx = rectx;
rl->recty = recty;
/* duplicate code... */
if (rr->do_exr_tile) {
rl->exrhandle = IMB_exr_get_handle();
}
for (rv = rr->views.first; rv; rv = rv->next) {
const char *view = rv->name;
if (viewname && viewname[0]) {
if (!STREQ(view, viewname)) {
continue;
}
}
if (rr->do_exr_tile) {
IMB_exr_add_view(rl->exrhandle, view);
}
/* a renderlayer should always have a Combined pass */
render_layer_add_pass(rr, rl, 4, RE_PASSNAME_COMBINED, view, "RGBA");
}
/* note, this has to be in sync with scene.c */
rl->layflag = 0x7FFF; /* solid ztra halo strand */
rl->passflag = SCE_PASS_COMBINED;
re->active_view_layer = 0;
}
/* border render; calculate offset for use in compositor. compo is centralized coords */
/* XXX obsolete? I now use it for drawing border render offset (ton) */
rr->xof = re->disprect.xmin + BLI_rcti_cent_x(&re->disprect) - (re->winx / 2);
rr->yof = re->disprect.ymin + BLI_rcti_cent_y(&re->disprect) - (re->winy / 2);
return rr;
}
void render_result_clone_passes(Render *re, RenderResult *rr, const char *viewname)
{
RenderLayer *rl;
RenderPass *main_rp;
for (rl = rr->layers.first; rl; rl = rl->next) {
RenderLayer *main_rl = BLI_findstring(
&re->result->layers, rl->name, offsetof(RenderLayer, name));
if (!main_rl) {
continue;
}
for (main_rp = main_rl->passes.first; main_rp; main_rp = main_rp->next) {
if (viewname && viewname[0] && !STREQ(main_rp->view, viewname)) {
continue;
}
/* Compare fullname to make sure that the view also is equal. */
RenderPass *rp = BLI_findstring(
&rl->passes, main_rp->fullname, offsetof(RenderPass, fullname));
if (!rp) {
render_layer_add_pass(
rr, rl, main_rp->channels, main_rp->name, main_rp->view, main_rp->chan_id);
}
}
}
}
void RE_create_render_pass(RenderResult *rr,
const char *name,
int channels,
const char *chan_id,
const char *layername,
const char *viewname)
{
RenderLayer *rl;
RenderPass *rp;
RenderView *rv;
for (rl = rr->layers.first; rl; rl = rl->next) {
if (layername && layername[0] && !STREQ(rl->name, layername)) {
continue;
}
for (rv = rr->views.first; rv; rv = rv->next) {
const char *view = rv->name;
if (viewname && viewname[0] && !STREQ(view, viewname)) {
continue;
}
/* Ensure that the pass doesn't exist yet. */
for (rp = rl->passes.first; rp; rp = rp->next) {
if (!STREQ(rp->name, name)) {
continue;
}
if (!STREQ(rp->view, view)) {
continue;
}
break;
}
if (!rp) {
render_layer_add_pass(rr, rl, channels, name, view, chan_id);
}
}
}
}
static int passtype_from_name(const char *name)
{
const char delim[] = {'.', '\0'};
const char *sep, *suf;
int len = BLI_str_partition(name, delim, &sep, &suf);
#define CHECK_PASS(NAME) \
if (STREQLEN(name, RE_PASSNAME_##NAME, len)) { \
return SCE_PASS_##NAME; \
} \
((void)0)
CHECK_PASS(COMBINED);
CHECK_PASS(Z);
CHECK_PASS(VECTOR);
CHECK_PASS(NORMAL);
CHECK_PASS(UV);
CHECK_PASS(EMIT);
CHECK_PASS(SHADOW);
CHECK_PASS(AO);
CHECK_PASS(ENVIRONMENT);
CHECK_PASS(INDEXOB);
CHECK_PASS(INDEXMA);
CHECK_PASS(MIST);
CHECK_PASS(RAYHITS);
CHECK_PASS(DIFFUSE_DIRECT);
CHECK_PASS(DIFFUSE_INDIRECT);
CHECK_PASS(DIFFUSE_COLOR);
CHECK_PASS(GLOSSY_DIRECT);
CHECK_PASS(GLOSSY_INDIRECT);
CHECK_PASS(GLOSSY_COLOR);
CHECK_PASS(TRANSM_DIRECT);
CHECK_PASS(TRANSM_INDIRECT);
CHECK_PASS(TRANSM_COLOR);
CHECK_PASS(SUBSURFACE_DIRECT);
CHECK_PASS(SUBSURFACE_INDIRECT);
CHECK_PASS(SUBSURFACE_COLOR);
#undef CHECK_PASS
return 0;
}
/* callbacks for render_result_new_from_exr */
static void *ml_addlayer_cb(void *base, const char *str)
{
RenderResult *rr = base;
RenderLayer *rl;
rl = MEM_callocN(sizeof(RenderLayer), "new render layer");
BLI_addtail(&rr->layers, rl);
BLI_strncpy(rl->name, str, EXR_LAY_MAXNAME);
return rl;
}
static void ml_addpass_cb(void *base,
void *lay,
const char *name,
float *rect,
int totchan,
const char *chan_id,
const char *view)
{
RenderResult *rr = base;
RenderLayer *rl = lay;
RenderPass *rpass = MEM_callocN(sizeof(RenderPass), "loaded pass");
BLI_addtail(&rl->passes, rpass);
rpass->channels = totchan;
rl->passflag |= passtype_from_name(name);
/* channel id chars */
BLI_strncpy(rpass->chan_id, chan_id, sizeof(rpass->chan_id));
rpass->rect = rect;
BLI_strncpy(rpass->name, name, EXR_PASS_MAXNAME);
BLI_strncpy(rpass->view, view, sizeof(rpass->view));
set_pass_full_name(rpass->fullname, name, -1, view, rpass->chan_id);
if (view[0] != '\0') {
rpass->view_id = BLI_findstringindex(&rr->views, view, offsetof(RenderView, name));
}
else {
rpass->view_id = 0;
}
}
static void *ml_addview_cb(void *base, const char *str)
{
RenderResult *rr = base;
RenderView *rv;
rv = MEM_callocN(sizeof(RenderView), "new render view");
BLI_strncpy(rv->name, str, EXR_VIEW_MAXNAME);
/* For stereo drawing we need to ensure:
* STEREO_LEFT_NAME == STEREO_LEFT_ID and
* STEREO_RIGHT_NAME == STEREO_RIGHT_ID */
if (STREQ(str, STEREO_LEFT_NAME)) {
BLI_addhead(&rr->views, rv);
}
else if (STREQ(str, STEREO_RIGHT_NAME)) {
RenderView *left_rv = BLI_findstring(&rr->views, STEREO_LEFT_NAME, offsetof(RenderView, name));
if (left_rv == NULL) {
BLI_addhead(&rr->views, rv);
}
else {
BLI_insertlinkafter(&rr->views, left_rv, rv);
}
}
else {
BLI_addtail(&rr->views, rv);
}
return rv;
}
static int order_render_passes(const void *a, const void *b)
{
// 1 if a is after b
RenderPass *rpa = (RenderPass *)a;
RenderPass *rpb = (RenderPass *)b;
unsigned int passtype_a = passtype_from_name(rpa->name);
unsigned int passtype_b = passtype_from_name(rpb->name);
/* Render passes with default type always go first. */
if (passtype_b && !passtype_a) {
return 1;
}
if (passtype_a && !passtype_b) {
return 0;
}
if (passtype_a && passtype_b) {
if (passtype_a > passtype_b) {
return 1;
}
if (passtype_a < passtype_b) {
return 0;
}
}
else {
int cmp = strncmp(rpa->name, rpb->name, EXR_PASS_MAXNAME);
if (cmp > 0) {
return 1;
}
if (cmp < 0) {
return 0;
}
}
/* they have the same type */
/* left first */
if (STREQ(rpa->view, STEREO_LEFT_NAME)) {
return 0;
}
if (STREQ(rpb->view, STEREO_LEFT_NAME)) {
return 1;
}
/* right second */
if (STREQ(rpa->view, STEREO_RIGHT_NAME)) {
return 0;
}
if (STREQ(rpb->view, STEREO_RIGHT_NAME)) {
return 1;
}
/* remaining in ascending id order */
return (rpa->view_id < rpb->view_id);
}
/**
* From imbuf, if a handle was returned and
* it's not a single-layer multi-view we convert this to render result.
*/
RenderResult *render_result_new_from_exr(
void *exrhandle, const char *colorspace, bool predivide, int rectx, int recty)
{
RenderResult *rr = MEM_callocN(sizeof(RenderResult), __func__);
RenderLayer *rl;
RenderPass *rpass;
const char *to_colorspace = IMB_colormanagement_role_colorspace_name_get(
COLOR_ROLE_SCENE_LINEAR);
rr->rectx = rectx;
rr->recty = recty;
IMB_exr_multilayer_convert(exrhandle, rr, ml_addview_cb, ml_addlayer_cb, ml_addpass_cb);
for (rl = rr->layers.first; rl; rl = rl->next) {
rl->rectx = rectx;
rl->recty = recty;
BLI_listbase_sort(&rl->passes, order_render_passes);
for (rpass = rl->passes.first; rpass; rpass = rpass->next) {
rpass->rectx = rectx;
rpass->recty = recty;
if (rpass->channels >= 3) {
IMB_colormanagement_transform(rpass->rect,
rpass->rectx,
rpass->recty,
rpass->channels,
colorspace,
to_colorspace,
predivide);
}
}
}
return rr;
}
void render_result_view_new(RenderResult *rr, const char *viewname)
{
RenderView *rv = MEM_callocN(sizeof(RenderView), "new render view");
BLI_addtail(&rr->views, rv);
BLI_strncpy(rv->name, viewname, sizeof(rv->name));
}
void render_result_views_new(RenderResult *rr, const RenderData *rd)
{
SceneRenderView *srv;
/* clear previously existing views - for sequencer */
render_result_views_free(rr);
/* check renderdata for amount of views */
if ((rd->scemode & R_MULTIVIEW)) {
for (srv = rd->views.first; srv; srv = srv->next) {
if (BKE_scene_multiview_is_render_view_active(rd, srv) == false) {
continue;
}
render_result_view_new(rr, srv->name);
}
}
/* we always need at least one view */
if (BLI_listbase_count_at_most(&rr->views, 1) == 0) {
render_result_view_new(rr, "");
}
}
bool render_result_has_views(RenderResult *rr)
{
RenderView *rv = rr->views.first;
return (rv && (rv->next || rv->name[0]));
}
/*********************************** Merge ***********************************/
static void do_merge_tile(
RenderResult *rr, RenderResult *rrpart, float *target, float *tile, int pixsize)
{
int y, tilex, tiley;
size_t ofs, copylen;
copylen = tilex = rrpart->rectx;
tiley = rrpart->recty;
ofs = (((size_t)rrpart->tilerect.ymin) * rr->rectx + rrpart->tilerect.xmin);
target += pixsize * ofs;
copylen *= sizeof(float) * pixsize;
tilex *= pixsize;
ofs = pixsize * rr->rectx;
for (y = 0; y < tiley; y++) {
memcpy(target, tile, copylen);
target += ofs;
tile += tilex;
}
}
/* used when rendering to a full buffer, or when reading the exr part-layer-pass file */
/* no test happens here if it fits... we also assume layers are in sync */
/* is used within threads */
void render_result_merge(RenderResult *rr, RenderResult *rrpart)
{
RenderLayer *rl, *rlp;
RenderPass *rpass, *rpassp;
for (rl = rr->layers.first; rl; rl = rl->next) {
rlp = RE_GetRenderLayer(rrpart, rl->name);
if (rlp) {
/* Passes are allocated in sync. */
for (rpass = rl->passes.first, rpassp = rlp->passes.first; rpass && rpassp;
rpass = rpass->next) {
/* For save buffers, skip any passes that are only saved to disk. */
if (rpass->rect == NULL || rpassp->rect == NULL) {
continue;
}
/* Renderresult have all passes, renderpart only the active view's passes. */
if (!STREQ(rpassp->fullname, rpass->fullname)) {
continue;
}
do_merge_tile(rr, rrpart, rpass->rect, rpassp->rect, rpass->channels);
/* manually get next render pass */
rpassp = rpassp->next;
}
}
}
}
/* Called from the UI and render pipeline, to save multilayer and multiview
* images, optionally isolating a specific, view, layer or RGBA/Z pass. */
bool RE_WriteRenderResult(ReportList *reports,
RenderResult *rr,
const char *filename,
ImageFormatData *imf,
const char *view,
int layer)
{
void *exrhandle = IMB_exr_get_handle();
const bool half_float = (imf && imf->depth == R_IMF_CHAN_DEPTH_16);
const bool multi_layer = !(imf && imf->imtype == R_IMF_IMTYPE_OPENEXR);
const bool write_z = !multi_layer && (imf && (imf->flag & R_IMF_FLAG_ZBUF));
/* Write first layer if not multilayer and no layer was specified. */
if (!multi_layer && layer == -1) {
layer = 0;
}
/* First add views since IMB_exr_add_channel checks number of views. */
if (render_result_has_views(rr)) {
LISTBASE_FOREACH (RenderView *, rview, &rr->views) {
if (!view || STREQ(view, rview->name)) {
IMB_exr_add_view(exrhandle, rview->name);
}
}
}
/* Compositing result. */
if (rr->have_combined) {
LISTBASE_FOREACH (RenderView *, rview, &rr->views) {
if (!rview->rectf) {
continue;
}
const char *viewname = rview->name;
if (view) {
if (!STREQ(view, viewname)) {
continue;
}
viewname = "";
}
/* Skip compositing if only a single other layer is requested. */
if (!multi_layer && layer != 0) {
continue;
}
for (int a = 0; a < 4; a++) {
char passname[EXR_PASS_MAXNAME];
char layname[EXR_PASS_MAXNAME];
const char *chan_id = "RGBA";
if (multi_layer) {
set_pass_name(passname, "Combined", a, chan_id);
BLI_strncpy(layname, "Composite", sizeof(layname));
}
else {
passname[0] = chan_id[a];
passname[1] = '\0';
layname[0] = '\0';
}
IMB_exr_add_channel(exrhandle,
layname,
passname,
viewname,
4,
4 * rr->rectx,
rview->rectf + a,
half_float);
}
if (write_z && rview->rectz) {
const char *layname = (multi_layer) ? "Composite" : "";
IMB_exr_add_channel(exrhandle, layname, "Z", viewname, 1, rr->rectx, rview->rectz, false);
}
}
}
/* Other render layers. */
int nr = (rr->have_combined) ? 1 : 0;
for (RenderLayer *rl = rr->layers.first; rl; rl = rl->next, nr++) {
/* Skip other render layers if requested. */
if (!multi_layer && nr != layer) {
continue;
}
LISTBASE_FOREACH (RenderPass *, rp, &rl->passes) {
/* Skip non-RGBA and Z passes if not using multi layer. */
if (!multi_layer && !(STREQ(rp->name, RE_PASSNAME_COMBINED) || STREQ(rp->name, "") ||
(STREQ(rp->name, RE_PASSNAME_Z) && write_z))) {
continue;
}
/* Skip pass if it does not match the requested view(s). */
const char *viewname = rp->view;
if (view) {
if (!STREQ(view, viewname)) {
continue;
}
viewname = "";
}
/* We only store RGBA passes as half float, for
* others precision loss can be problematic. */
bool pass_half_float = half_float &&
(STR_ELEM(rp->chan_id, "RGB", "RGBA", "R", "G", "B", "A"));
for (int a = 0; a < rp->channels; a++) {
/* Save Combined as RGBA if single layer save. */
char passname[EXR_PASS_MAXNAME];
char layname[EXR_PASS_MAXNAME];
if (multi_layer) {
set_pass_name(passname, rp->name, a, rp->chan_id);
BLI_strncpy(layname, rl->name, sizeof(layname));
}
else {
passname[0] = rp->chan_id[a];
passname[1] = '\0';
layname[0] = '\0';
}
IMB_exr_add_channel(exrhandle,
layname,
passname,
viewname,
rp->channels,
rp->channels * rr->rectx,
rp->rect + a,
pass_half_float);
}
}
}
errno = 0;
BLI_make_existing_file(filename);
int compress = (imf ? imf->exr_codec : 0);
bool success = IMB_exr_begin_write(
exrhandle, filename, rr->rectx, rr->recty, compress, rr->stamp_data);
if (success) {
IMB_exr_write_channels(exrhandle);
}
else {
/* TODO, get the error from openexr's exception */
BKE_reportf(
reports, RPT_ERROR, "Error writing render result, %s (see console)", strerror(errno));
}
IMB_exr_close(exrhandle);
return success;
}
/**************************** Single Layer Rendering *************************/
void render_result_single_layer_begin(Render *re)
{
/* all layers except the active one get temporally pushed away */
/* officially pushed result should be NULL... error can happen with do_seq */
RE_FreeRenderResult(re->pushedresult);
re->pushedresult = re->result;
re->result = NULL;
}
/* if scemode is R_SINGLE_LAYER, at end of rendering, merge the both render results */
void render_result_single_layer_end(Render *re)
{
ViewLayer *view_layer;
RenderLayer *rlpush;
RenderLayer *rl;
int nr;
if (re->result == NULL) {
printf("pop render result error; no current result!\n");
return;
}
if (!re->pushedresult) {
return;
}
if (re->pushedresult->rectx == re->result->rectx &&
re->pushedresult->recty == re->result->recty) {
/* find which layer in re->pushedresult should be replaced */
rl = re->result->layers.first;
/* render result should be empty after this */
BLI_remlink(&re->result->layers, rl);
/* reconstruct render result layers */
for (nr = 0, view_layer = re->view_layers.first; view_layer;
view_layer = view_layer->next, nr++) {
if (nr == re->active_view_layer) {
BLI_addtail(&re->result->layers, rl);
}
else {
rlpush = RE_GetRenderLayer(re->pushedresult, view_layer->name);
if (rlpush) {
BLI_remlink(&re->pushedresult->layers, rlpush);
BLI_addtail(&re->result->layers, rlpush);
}
}
}
}
RE_FreeRenderResult(re->pushedresult);
re->pushedresult = NULL;
}
/************************* EXR Tile File Rendering ***************************/
static void save_render_result_tile(RenderResult *rr, RenderResult *rrpart, const char *viewname)
{
RenderLayer *rlp, *rl;
RenderPass *rpassp;
int partx, party;
BLI_thread_lock(LOCK_IMAGE);
for (rlp = rrpart->layers.first; rlp; rlp = rlp->next) {
rl = RE_GetRenderLayer(rr, rlp->name);
/* should never happen but prevents crash if it does */
BLI_assert(rl);
if (UNLIKELY(rl == NULL)) {
continue;
}
/* passes are allocated in sync */
for (rpassp = rlp->passes.first; rpassp; rpassp = rpassp->next) {
const int xstride = rpassp->channels;
int a;
char fullname[EXR_PASS_MAXNAME];
for (a = 0; a < xstride; a++) {
set_pass_full_name(fullname, rpassp->name, a, viewname, rpassp->chan_id);
IMB_exr_set_channel(rl->exrhandle,
rlp->name,
fullname,
xstride,
xstride * rrpart->rectx,
rpassp->rect + a);
}
}
}
party = rrpart->tilerect.ymin;
partx = rrpart->tilerect.xmin;
for (rlp = rrpart->layers.first; rlp; rlp = rlp->next) {
rl = RE_GetRenderLayer(rr, rlp->name);
/* should never happen but prevents crash if it does */
BLI_assert(rl);
if (UNLIKELY(rl == NULL)) {
continue;
}
IMB_exrtile_write_channels(rl->exrhandle, partx, party, 0, viewname, false);
}
BLI_thread_unlock(LOCK_IMAGE);
}
void render_result_save_empty_result_tiles(Render *re)
{
RenderResult *rr;
RenderLayer *rl;
for (rr = re->result; rr; rr = rr->next) {
for (rl = rr->layers.first; rl; rl = rl->next) {
GHashIterator pa_iter;
GHASH_ITER (pa_iter, re->parts) {
RenderPart *pa = BLI_ghashIterator_getValue(&pa_iter);
if (pa->status != PART_STATUS_MERGED) {
int party = pa->disprect.ymin - re->disprect.ymin;
int partx = pa->disprect.xmin - re->disprect.xmin;
IMB_exrtile_write_channels(rl->exrhandle, partx, party, 0, re->viewname, true);
}
}
}
}
}
/* Compute list of passes needed by render engine. */
static void templates_register_pass_cb(void *userdata,
Scene *UNUSED(scene),
ViewLayer *UNUSED(view_layer),
const char *name,
int channels,
const char *chan_id,
eNodeSocketDatatype UNUSED(type))
{
ListBase *templates = userdata;
RenderPass *pass = MEM_callocN(sizeof(RenderPass), "RenderPassTemplate");
pass->channels = channels;
BLI_strncpy(pass->name, name, sizeof(pass->name));
BLI_strncpy(pass->chan_id, chan_id, sizeof(pass->chan_id));
BLI_addtail(templates, pass);
}
static void render_result_get_pass_templates(RenderEngine *engine,
Render *re,
RenderLayer *rl,
ListBase *templates)
{
BLI_listbase_clear(templates);
if (engine && engine->type->update_render_passes) {
ViewLayer *view_layer = BLI_findstring(&re->view_layers, rl->name, offsetof(ViewLayer, name));
if (view_layer) {
RE_engine_update_render_passes(
engine, re->scene, view_layer, templates_register_pass_cb, templates);
}
}
}
/* begin write of exr tile file */
void render_result_exr_file_begin(Render *re, RenderEngine *engine)
{
char str[FILE_MAX];
for (RenderResult *rr = re->result; rr; rr = rr->next) {
LISTBASE_FOREACH (RenderLayer *, rl, &rr->layers) {
/* Get passes needed by engine. Normally we would wait for the
* engine to create them, but for EXR file we need to know in
* advance. */
ListBase templates;
render_result_get_pass_templates(engine, re, rl, &templates);
/* Create render passes requested by engine. Only this part is
* mutex locked to avoid deadlock with Python GIL. */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
LISTBASE_FOREACH (RenderPass *, pass, &templates) {
RE_create_render_pass(
re->result, pass->name, pass->channels, pass->chan_id, rl->name, NULL);
}
BLI_rw_mutex_unlock(&re->resultmutex);
BLI_freelistN(&templates);
/* Open EXR file for writing. */
render_result_exr_file_path(re->scene, rl->name, rr->sample_nr, str);
printf("write exr tmp file, %dx%d, %s\n", rr->rectx, rr->recty, str);
IMB_exrtile_begin_write(rl->exrhandle, str, 0, rr->rectx, rr->recty, re->partx, re->party);
}
}
}
/* end write of exr tile file, read back first sample */
void render_result_exr_file_end(Render *re, RenderEngine *engine)
{
/* Close EXR files. */
for (RenderResult *rr = re->result; rr; rr = rr->next) {
LISTBASE_FOREACH (RenderLayer *, rl, &rr->layers) {
IMB_exr_close(rl->exrhandle);
rl->exrhandle = NULL;
}
rr->do_exr_tile = false;
}
/* Create new render result in memory instead of on disk. */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
render_result_free_list(&re->fullresult, re->result);
re->result = render_result_new(re, &re->disprect, RR_USE_MEM, RR_ALL_LAYERS, RR_ALL_VIEWS);
BLI_rw_mutex_unlock(&re->resultmutex);
LISTBASE_FOREACH (RenderLayer *, rl, &re->result->layers) {
/* Get passes needed by engine. */
ListBase templates;
render_result_get_pass_templates(engine, re, rl, &templates);
/* Create render passes requested by engine. Only this part is
* mutex locked to avoid deadlock with Python GIL. */
BLI_rw_mutex_lock(&re->resultmutex, THREAD_LOCK_WRITE);
LISTBASE_FOREACH (RenderPass *, pass, &templates) {
RE_create_render_pass(re->result, pass->name, pass->channels, pass->chan_id, rl->name, NULL);
}
BLI_freelistN(&templates);
/* Render passes contents from file. */
char str[FILE_MAXFILE + MAX_ID_NAME + MAX_ID_NAME + 100] = "";
render_result_exr_file_path(re->scene, rl->name, 0, str);
printf("read exr tmp file: %s\n", str);
if (!render_result_exr_file_read_path(re->result, rl, str)) {
printf("cannot read: %s\n", str);
}
BLI_rw_mutex_unlock(&re->resultmutex);
}
}
/* save part into exr file */
void render_result_exr_file_merge(RenderResult *rr, RenderResult *rrpart, const char *viewname)
{
for (; rr && rrpart; rr = rr->next, rrpart = rrpart->next) {
save_render_result_tile(rr, rrpart, viewname);
}
}
/* path to temporary exr file */
void render_result_exr_file_path(Scene *scene, const char *layname, int sample, char *filepath)
{
char name[FILE_MAXFILE + MAX_ID_NAME + MAX_ID_NAME + 100];
const char *fi = BLI_path_basename(BKE_main_blendfile_path_from_global());
if (sample == 0) {
BLI_snprintf(name, sizeof(name), "%s_%s_%s.exr", fi, scene->id.name + 2, layname);
}
else {
BLI_snprintf(name, sizeof(name), "%s_%s_%s%d.exr", fi, scene->id.name + 2, layname, sample);
}
/* Make name safe for paths, see T43275. */
BLI_filename_make_safe(name);
BLI_join_dirfile(filepath, FILE_MAX, BKE_tempdir_session(), name);
}
/* called for reading temp files, and for external engines */
int render_result_exr_file_read_path(RenderResult *rr,
RenderLayer *rl_single,
const char *filepath)
{
RenderLayer *rl;
RenderPass *rpass;
void *exrhandle = IMB_exr_get_handle();
int rectx, recty;
if (IMB_exr_begin_read(exrhandle, filepath, &rectx, &recty) == 0) {
printf("failed being read %s\n", filepath);
IMB_exr_close(exrhandle);
return 0;
}
if (rr == NULL || rectx != rr->rectx || recty != rr->recty) {
if (rr) {
printf("error in reading render result: dimensions don't match\n");
}
else {
printf("error in reading render result: NULL result pointer\n");
}
IMB_exr_close(exrhandle);
return 0;
}
for (rl = rr->layers.first; rl; rl = rl->next) {
if (rl_single && rl_single != rl) {
continue;
}
/* passes are allocated in sync */
for (rpass = rl->passes.first; rpass; rpass = rpass->next) {
const int xstride = rpass->channels;
int a;
char fullname[EXR_PASS_MAXNAME];
for (a = 0; a < xstride; a++) {
set_pass_full_name(fullname, rpass->name, a, rpass->view, rpass->chan_id);
IMB_exr_set_channel(
exrhandle, rl->name, fullname, xstride, xstride * rectx, rpass->rect + a);
}
set_pass_full_name(rpass->fullname, rpass->name, -1, rpass->view, rpass->chan_id);
}
}
IMB_exr_read_channels(exrhandle);
IMB_exr_close(exrhandle);
return 1;
}
static void render_result_exr_file_cache_path(Scene *sce, const char *root, char *r_path)
{
char filename_full[FILE_MAX + MAX_ID_NAME + 100], filename[FILE_MAXFILE], dirname[FILE_MAXDIR];
char path_digest[16] = {0};
char path_hexdigest[33];
/* If root is relative, use either current .blend file dir, or temp one if not saved. */
const char *blendfile_path = BKE_main_blendfile_path_from_global();
if (blendfile_path[0] != '\0') {
BLI_split_dirfile(blendfile_path, dirname, filename, sizeof(dirname), sizeof(filename));
BLI_path_extension_replace(filename, sizeof(filename), ""); /* strip '.blend' */
BLI_hash_md5_buffer(blendfile_path, strlen(blendfile_path), path_digest);
}
else {
BLI_strncpy(dirname, BKE_tempdir_base(), sizeof(dirname));
BLI_strncpy(filename, "UNSAVED", sizeof(filename));
}
BLI_hash_md5_to_hexdigest(path_digest, path_hexdigest);
/* Default to *non-volatile* tmp dir. */
if (*root == '\0') {
root = BKE_tempdir_base();
}
BLI_snprintf(filename_full,
sizeof(filename_full),
"cached_RR_%s_%s_%s.exr",
filename,
sce->id.name + 2,
path_hexdigest);
BLI_make_file_string(dirname, r_path, root, filename_full);
}
void render_result_exr_file_cache_write(Render *re)
{
RenderResult *rr = re->result;
char str[FILE_MAXFILE + FILE_MAXFILE + MAX_ID_NAME + 100];
char *root = U.render_cachedir;
render_result_exr_file_cache_path(re->scene, root, str);
printf("Caching exr file, %dx%d, %s\n", rr->rectx, rr->recty, str);
RE_WriteRenderResult(NULL, rr, str, NULL, NULL, -1);
}
/* For cache, makes exact copy of render result */
bool render_result_exr_file_cache_read(Render *re)
{
char str[FILE_MAXFILE + MAX_ID_NAME + MAX_ID_NAME + 100] = "";
char *root = U.render_cachedir;
RE_FreeRenderResult(re->result);
re->result = render_result_new(re, &re->disprect, RR_USE_MEM, RR_ALL_LAYERS, RR_ALL_VIEWS);
/* First try cache. */
render_result_exr_file_cache_path(re->scene, root, str);
printf("read exr cache file: %s\n", str);
if (!render_result_exr_file_read_path(re->result, NULL, str)) {
printf("cannot read: %s\n", str);
return false;
}
return true;
}
/*************************** Combined Pixel Rect *****************************/
ImBuf *render_result_rect_to_ibuf(RenderResult *rr, const RenderData *rd, const int view_id)
{
ImBuf *ibuf = IMB_allocImBuf(rr->rectx, rr->recty, rd->im_format.planes, 0);
RenderView *rv = RE_RenderViewGetById(rr, view_id);
/* if not exists, BKE_imbuf_write makes one */
ibuf->rect = (unsigned int *)rv->rect32;
ibuf->rect_float = rv->rectf;
ibuf->zbuf_float = rv->rectz;
/* float factor for random dither, imbuf takes care of it */
ibuf->dither = rd->dither_intensity;
/* prepare to gamma correct to sRGB color space
* note that sequence editor can generate 8bpc render buffers
*/
if (ibuf->rect) {
if (BKE_imtype_valid_depths(rd->im_format.imtype) &
(R_IMF_CHAN_DEPTH_12 | R_IMF_CHAN_DEPTH_16 | R_IMF_CHAN_DEPTH_24 | R_IMF_CHAN_DEPTH_32)) {
if (rd->im_format.depth == R_IMF_CHAN_DEPTH_8) {
/* Higher depth bits are supported but not needed for current file output. */
ibuf->rect_float = NULL;
}
else {
IMB_float_from_rect(ibuf);
}
}
else {
/* ensure no float buffer remained from previous frame */
ibuf->rect_float = NULL;
}
}
/* color -> grayscale */
/* editing directly would alter the render view */
if (rd->im_format.planes == R_IMF_PLANES_BW) {
ImBuf *ibuf_bw = IMB_dupImBuf(ibuf);
IMB_color_to_bw(ibuf_bw);
IMB_freeImBuf(ibuf);
ibuf = ibuf_bw;
}
return ibuf;
}
void RE_render_result_rect_from_ibuf(RenderResult *rr,
RenderData *UNUSED(rd),
ImBuf *ibuf,
const int view_id)
{
RenderView *rv = RE_RenderViewGetById(rr, view_id);
if (ibuf->rect_float) {
rr->have_combined = true;
if (!rv->rectf) {
rv->rectf = MEM_mallocN(sizeof(float[4]) * rr->rectx * rr->recty, "render_seq rectf");
}
memcpy(rv->rectf, ibuf->rect_float, sizeof(float[4]) * rr->rectx * rr->recty);
/* TSK! Since sequence render doesn't free the *rr render result, the old rect32
* can hang around when sequence render has rendered a 32 bits one before */
MEM_SAFE_FREE(rv->rect32);
}
else if (ibuf->rect) {
rr->have_combined = true;
if (!rv->rect32) {
rv->rect32 = MEM_mallocN(sizeof(int) * rr->rectx * rr->recty, "render_seq rect");
}
memcpy(rv->rect32, ibuf->rect, 4 * rr->rectx * rr->recty);
/* Same things as above, old rectf can hang around from previous render. */
MEM_SAFE_FREE(rv->rectf);
}
}
void render_result_rect_fill_zero(RenderResult *rr, const int view_id)
{
RenderView *rv = RE_RenderViewGetById(rr, view_id);
if (rv->rectf) {
memset(rv->rectf, 0, sizeof(float[4]) * rr->rectx * rr->recty);
}
else if (rv->rect32) {
memset(rv->rect32, 0, 4 * rr->rectx * rr->recty);
}
else {
rv->rect32 = MEM_callocN(sizeof(int) * rr->rectx * rr->recty, "render_seq rect");
}
}
void render_result_rect_get_pixels(RenderResult *rr,
unsigned int *rect,
int rectx,
int recty,
const ColorManagedViewSettings *view_settings,
const ColorManagedDisplaySettings *display_settings,
const int view_id)
{
RenderView *rv = RE_RenderViewGetById(rr, view_id);
if (rv && rv->rect32) {
memcpy(rect, rv->rect32, sizeof(int) * rr->rectx * rr->recty);
}
else if (rv && rv->rectf) {
IMB_display_buffer_transform_apply((unsigned char *)rect,
rv->rectf,
rr->rectx,
rr->recty,
4,
view_settings,
display_settings,
true);
}
else {
/* else fill with black */
memset(rect, 0, sizeof(int) * rectx * recty);
}
}
/*************************** multiview functions *****************************/
bool RE_HasCombinedLayer(RenderResult *rr)
{
RenderView *rv;
if (rr == NULL) {
return false;
}
rv = rr->views.first;
if (rv == NULL) {
return false;
}
return (rv->rect32 || rv->rectf);
}
bool RE_HasFloatPixels(RenderResult *rr)
{
RenderView *rview;
for (rview = rr->views.first; rview; rview = rview->next) {
if (rview->rect32 && !rview->rectf) {
return false;
}
}
return true;
}
bool RE_RenderResult_is_stereo(RenderResult *rr)
{
if (!BLI_findstring(&rr->views, STEREO_LEFT_NAME, offsetof(RenderView, name))) {
return false;
}
if (!BLI_findstring(&rr->views, STEREO_RIGHT_NAME, offsetof(RenderView, name))) {
return false;
}
return true;
}
RenderView *RE_RenderViewGetById(RenderResult *rr, const int view_id)
{
RenderView *rv = BLI_findlink(&rr->views, view_id);
BLI_assert(rr->views.first);
return rv ? rv : rr->views.first;
}
RenderView *RE_RenderViewGetByName(RenderResult *rr, const char *viewname)
{
RenderView *rv = BLI_findstring(&rr->views, viewname, offsetof(RenderView, name));
BLI_assert(rr->views.first);
return rv ? rv : rr->views.first;
}
static RenderPass *duplicate_render_pass(RenderPass *rpass)
{
RenderPass *new_rpass = MEM_mallocN(sizeof(RenderPass), "new render pass");
*new_rpass = *rpass;
new_rpass->next = new_rpass->prev = NULL;
if (new_rpass->rect != NULL) {
new_rpass->rect = MEM_dupallocN(new_rpass->rect);
}
return new_rpass;
}
static RenderLayer *duplicate_render_layer(RenderLayer *rl)
{
RenderLayer *new_rl = MEM_mallocN(sizeof(RenderLayer), "new render layer");
*new_rl = *rl;
new_rl->next = new_rl->prev = NULL;
new_rl->passes.first = new_rl->passes.last = NULL;
new_rl->exrhandle = NULL;
for (RenderPass *rpass = rl->passes.first; rpass != NULL; rpass = rpass->next) {
RenderPass *new_rpass = duplicate_render_pass(rpass);
BLI_addtail(&new_rl->passes, new_rpass);
}
return new_rl;
}
static RenderView *duplicate_render_view(RenderView *rview)
{
RenderView *new_rview = MEM_mallocN(sizeof(RenderView), "new render view");
*new_rview = *rview;
if (new_rview->rectf != NULL) {
new_rview->rectf = MEM_dupallocN(new_rview->rectf);
}
if (new_rview->rectz != NULL) {
new_rview->rectz = MEM_dupallocN(new_rview->rectz);
}
if (new_rview->rect32 != NULL) {
new_rview->rect32 = MEM_dupallocN(new_rview->rect32);
}
return new_rview;
}
RenderResult *RE_DuplicateRenderResult(RenderResult *rr)
{
RenderResult *new_rr = MEM_mallocN(sizeof(RenderResult), "new duplicated render result");
*new_rr = *rr;
new_rr->next = new_rr->prev = NULL;
new_rr->layers.first = new_rr->layers.last = NULL;
new_rr->views.first = new_rr->views.last = NULL;
for (RenderLayer *rl = rr->layers.first; rl != NULL; rl = rl->next) {
RenderLayer *new_rl = duplicate_render_layer(rl);
BLI_addtail(&new_rr->layers, new_rl);
}
for (RenderView *rview = rr->views.first; rview != NULL; rview = rview->next) {
RenderView *new_rview = duplicate_render_view(rview);
BLI_addtail(&new_rr->views, new_rview);
}
if (new_rr->rect32 != NULL) {
new_rr->rect32 = MEM_dupallocN(new_rr->rect32);
}
if (new_rr->rectf != NULL) {
new_rr->rectf = MEM_dupallocN(new_rr->rectf);
}
if (new_rr->rectz != NULL) {
new_rr->rectz = MEM_dupallocN(new_rr->rectz);
}
new_rr->stamp_data = BKE_stamp_data_copy(new_rr->stamp_data);
return new_rr;
}
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