diff options
author | Sergey Sharybin <sergey.vfx@gmail.com> | 2012-01-20 11:43:46 +0400 |
---|---|---|
committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2012-01-20 11:43:46 +0400 |
commit | f0fc8c22bb9f8fa4cab232fd88b9aed27ca6637f (patch) | |
tree | 1f2f7f723a0fda93742cf3a3519c39c05752ed75 /source/blender/render/intern | |
parent | 8817aaef3ed730760416d5f5801175d54e1149fa (diff) |
Fix #27120: Bake to image used for rendering glitch (bake feedback loop)
Detect feedback loop and do not bake to images detected in this loop and show
nice warning message in such cases.
It's a way which wouldn't overcomplicate code trying to duplicate images and so
without real benefit.
Diffstat (limited to 'source/blender/render/intern')
-rw-r--r-- | source/blender/render/intern/source/imagetexture.c | 6 | ||||
-rw-r--r-- | source/blender/render/intern/source/rendercore.c | 16 |
2 files changed, 20 insertions, 2 deletions
diff --git a/source/blender/render/intern/source/imagetexture.c b/source/blender/render/intern/source/imagetexture.c index 0b6e1b8ee01..2d64828b6b3 100644 --- a/source/blender/render/intern/source/imagetexture.c +++ b/source/blender/render/intern/source/imagetexture.c @@ -131,6 +131,8 @@ int imagewrap(Tex *tex, Image *ima, ImBuf *ibuf, const float texvec[3], TexResul return retval; ibuf= BKE_image_get_ibuf(ima, &tex->iuser); + + ima->flag|= IMA_USED_FOR_RENDER; } if(ibuf==NULL || (ibuf->rect==NULL && ibuf->rect_float==NULL)) return retval; @@ -1441,6 +1443,8 @@ int imagewraposa(Tex *tex, Image *ima, ImBuf *ibuf, const float texvec[3], const return retval; ibuf= BKE_image_get_ibuf(ima, &tex->iuser); + + ima->flag|= IMA_USED_FOR_RENDER; } if(ibuf==NULL || (ibuf->rect==NULL && ibuf->rect_float==NULL)) return retval; @@ -1812,6 +1816,8 @@ void image_sample(Image *ima, float fx, float fy, float dx, float dy, float *res if( (R.flag & R_SEC_FIELD) && (ibuf->flags & IB_fields) ) ibuf->rect-= (ibuf->x*ibuf->y); + + ima->flag|= IMA_USED_FOR_RENDER; } void ibuf_sample(ImBuf *ibuf, float fx, float fy, float dx, float dy, float *result) diff --git a/source/blender/render/intern/source/rendercore.c b/source/blender/render/intern/source/rendercore.c index 773af96671a..2d3837acbfa 100644 --- a/source/blender/render/intern/source/rendercore.c +++ b/source/blender/render/intern/source/rendercore.c @@ -2440,6 +2440,11 @@ static int get_next_bake_face(BakeShade *bs) if(ibuf->rect_float && !(ibuf->channels==0 || ibuf->channels==4)) continue; + if(ima->flag & IMA_USED_FOR_RENDER) { + ima->id.flag &= ~LIB_DOIT; + continue; + } + /* find the image for the first time? */ if(ima->id.flag & LIB_DOIT) { ima->id.flag &= ~LIB_DOIT; @@ -2584,7 +2589,7 @@ int RE_bake_shade_all_selected(Render *re, int type, Object *actob, short *do_up BakeShade *handles; ListBase threads; Image *ima; - int a, vdone=0, usemask=0; + int a, vdone=0, usemask=0, result=BAKE_RESULT_OK; /* initialize render global */ R= *re; @@ -2601,6 +2606,7 @@ int RE_bake_shade_all_selected(Render *re, int type, Object *actob, short *do_up for(ima= G.main->image.first; ima; ima= ima->id.next) { ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL); ima->id.flag |= LIB_DOIT; + ima->flag&= ~IMA_USED_FOR_RENDER; if(ibuf) { ibuf->userdata = NULL; /* use for masking if needed */ if(ibuf->rect_float) @@ -2659,6 +2665,9 @@ int RE_bake_shade_all_selected(Render *re, int type, Object *actob, short *do_up if((ima->id.flag & LIB_DOIT)==0) { ImBuf *ibuf= BKE_image_get_ibuf(ima, NULL); + if(ima->flag & IMA_USED_FOR_RENDER) + result= BAKE_RESULT_FEEDBACK_LOOP; + if(!ibuf) continue; @@ -2679,7 +2688,10 @@ int RE_bake_shade_all_selected(Render *re, int type, Object *actob, short *do_up BLI_end_threads(&threads); - return vdone; + if(vdone==0) + result= BAKE_RESULT_NO_OBJECTS; + + return result; } struct Image *RE_bake_shade_get_image(void) |