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save thumbnail from the 3D view if no camera is present.

This commit is contained in:
Campbell Barton 2012-04-17 20:51:11 +00:00
parent 149c52859b
commit fdea14acb4
1 changed files with 31 additions and 6 deletions
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37
source/blender/windowmanager/intern/wm_files.c
View File

@ -80,6 +80,7 @@
#include "BKE_packedFile.h"
#include "BKE_report.h"
#include "BKE_sound.h"
#include "BKE_screen.h"
#include "BKE_texture.h"
@ -662,23 +663,47 @@ static void write_history(void)
}
}
static ImBuf *blend_file_thumb(Scene *scene, int **thumb_pt)
/* screen can be NULL */
static ImBuf *blend_file_thumb(Scene *scene, bScreen *screen, int **thumb_pt)
{
/* will be scaled down, but gives some nice oversampling */
ImBuf *ibuf;
int *thumb;
char err_out[256] = "unknown";
/* screen if no camera found */
ScrArea *sa = NULL;
ARegion *ar = NULL;
View3D *v3d = NULL;
*thumb_pt = NULL;
/* scene can be NULL if running a script at startup and calling the save operator */
if (G.background || scene == NULL || scene->camera == NULL)
if (G.background || scene == NULL)
return NULL;
if ((scene->camera == NULL) && (screen != NULL)) {
sa = BKE_screen_find_big_area(screen, SPACE_VIEW3D, 0);
ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
if (ar) {
v3d = sa->spacedata.first;
}
}
if (scene->camera == NULL && v3d == NULL) {
return NULL;
}
/* gets scaled to BLEN_THUMB_SIZE */
ibuf = ED_view3d_draw_offscreen_imbuf_simple(scene, scene->camera,
BLEN_THUMB_SIZE * 2, BLEN_THUMB_SIZE * 2,
IB_rect, OB_SOLID, FALSE, err_out);
if (scene->camera) {
ibuf = ED_view3d_draw_offscreen_imbuf_simple(scene, scene->camera,
BLEN_THUMB_SIZE * 2, BLEN_THUMB_SIZE * 2,
IB_rect, OB_SOLID, FALSE, err_out);
}
else {
ibuf = ED_view3d_draw_offscreen_imbuf(scene, v3d, ar, BLEN_THUMB_SIZE * 2, BLEN_THUMB_SIZE * 2,
IB_rect, FALSE, err_out);
}
if (ibuf) {
float aspect = (scene->r.xsch * scene->r.xasp) / (scene->r.ysch * scene->r.yasp);
@ -763,7 +788,7 @@ int WM_write_file(bContext *C, const char *target, int fileflags, ReportList *re
/* blend file thumbnail */
/* save before exit_editmode, otherwise derivedmeshes for shared data corrupt #27765) */
if (U.flag & USER_SAVE_PREVIEWS) {
ibuf_thumb = blend_file_thumb(CTX_data_scene(C), &thumb);
ibuf_thumb = blend_file_thumb(CTX_data_scene(C), CTX_wm_screen(C), &thumb);
}
BLI_exec_cb(G.main, NULL, BLI_CB_EVT_SAVE_PRE);