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Fix blender internal strand render issue with deep shadow buffers, and AA samples

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smaller than the number of shadow sample buffers. There was not enough shadow in
such cases, as some of the sample buffers were not filled in.
This commit is contained in:
Brecht Van Lommel
2012-10-31 17:32:18 +00:00
parent 38a0d48fa7
commit ca23999b2c
1 changed files with 5 additions and 7 deletions
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12
source/blender/render/intern/source/strand.c
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@@ -449,6 +449,7 @@ typedef struct StrandPart {
int sample;
int shadow;
float (*jit)[2];
int samples;
StrandSegment *segment;
float t[3], s[3];
@@ -669,12 +670,8 @@ static void strand_render(Render *re, StrandSegment *sseg, float winmat[][4], St
float dt= p2->t - p1->t;
int a;
if (re->osa) {
for (a=0; a<re->osa; a++)
do_scanconvert_strand(re, spart, zspan, t, dt, p1->zco2, p1->zco1, p2->zco1, p2->zco2, a);
}
else
do_scanconvert_strand(re, spart, zspan, t, dt, p1->zco2, p1->zco1, p2->zco1, p2->zco2, 0);
for (a=0; a<spart->samples; a++)
do_scanconvert_strand(re, spart, zspan, t, dt, p1->zco2, p1->zco1, p2->zco1, p2->zco2, a);
}
else {
float hoco1[4], hoco2[4];
@@ -786,7 +783,7 @@ void render_strand_segment(Render *re, float winmat[][4], StrandPart *spart, ZSp
}
/* render call to fill in strands */
int zbuffer_strands_abuf(Render *re, RenderPart *pa, APixstrand *apixbuf, ListBase *apsmbase, unsigned int lay, int UNUSED(negzmask), float winmat[][4], int winx, int winy, int UNUSED(sample), float (*jit)[2], float clipcrop, int shadow, StrandShadeCache *cache)
int zbuffer_strands_abuf(Render *re, RenderPart *pa, APixstrand *apixbuf, ListBase *apsmbase, unsigned int lay, int UNUSED(negzmask), float winmat[][4], int winx, int winy, int samples, float (*jit)[2], float clipcrop, int shadow, StrandShadeCache *cache)
{
ObjectRen *obr;
ObjectInstanceRen *obi;
@@ -820,6 +817,7 @@ int zbuffer_strands_abuf(Render *re, RenderPart *pa, APixstrand *apixbuf, ListBa
spart.cache= cache;
spart.shadow= shadow;
spart.jit= jit;
spart.samples= samples;
zbuf_alloc_span(&zspan, pa->rectx, pa->recty, clipcrop);