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triangles were could not be painted onto at all (serves me right for testing with subsurf)

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Campbell Barton
2008-11-09 04:08:08 +00:00
parent 74d1a04f30
commit 7403fc923f
1 changed files with 14 additions and 13 deletions
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27
source/blender/src/imagepaint.c
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@@ -1335,7 +1335,7 @@ static void project_paint_face_init(ProjectPaintState *ps, int bucket_index, int
int i, j;
/* vars for getting uvspace bounds */
float bucket_bounds_uv[2] [4][2]; /* bucket bounds in UV space so we can init pixels only for this face, */
float bucket_bounds_uv[4][2]; /* bucket bounds in UV space so we can init pixels only for this face, */
float w[3];
int i1,i2,i3;
@@ -1345,12 +1345,13 @@ static void project_paint_face_init(ProjectPaintState *ps, int bucket_index, int
ProjectScanline *sc;
int totscanlines; /* can only be 1 or 2, oh well */
#endif
i = mf->v4 ? 1:0;
do {
if (i==1) {
i1=0; i2=1; i3=2;
} else {
i1=0; i2=2; i3=3;
} else {
i1=0; i2=1; i3=2;
}
uv1co = tf->uv[i1];
@@ -1371,32 +1372,32 @@ static void project_paint_face_init(ProjectPaintState *ps, int bucket_index, int
uv[0] = bucket_bounds[PROJ_BUCKET_RIGHT];
uv[1] = bucket_bounds[PROJ_BUCKET_BOTTOM];
BaryCentricWeights2f(v1coSS, v2coSS, v3coSS, uv, w);
bucket_bounds_uv[i][0][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[i][0][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
bucket_bounds_uv[0][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[0][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
//uv[0] = bucket_bounds[PROJ_BUCKET_RIGHT]; // set above
uv[1] = bucket_bounds[PROJ_BUCKET_TOP];
BaryCentricWeights2f(v1coSS, v2coSS, v3coSS, uv, w);
bucket_bounds_uv[i][1][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[i][1][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
bucket_bounds_uv[1][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[1][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
uv[0] = bucket_bounds[PROJ_BUCKET_LEFT];
//uv[1] = bucket_bounds[PROJ_BUCKET_TOP]; // set above
BaryCentricWeights2f(v1coSS, v2coSS, v3coSS, uv, w);
bucket_bounds_uv[i][2][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[i][2][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
bucket_bounds_uv[2][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[2][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
//uv[0] = bucket_bounds[PROJ_BUCKET_LEFT]; // set above
uv[1] = bucket_bounds[PROJ_BUCKET_BOTTOM];
BaryCentricWeights2f(v1coSS, v2coSS, v3coSS, uv, w);
bucket_bounds_uv[i][3][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[i][3][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
bucket_bounds_uv[3][0] = uv1co[0]*w[0] + uv2co[0]*w[1] + uv3co[0]*w[2];
bucket_bounds_uv[3][1] = uv1co[1]*w[0] + uv2co[1]*w[1] + uv3co[1]*w[2];
//printf("Bounds: %f | %f | %f | %f\n", bucket_bounds[0], bucket_bounds[1], bucket_bounds[2], bucket_bounds[3]);
if ( uv_image_rect(uv1co, uv2co, uv3co, NULL, min_px_tf, max_px_tf, ibuf->x, ibuf->y, 0) &&
uv_image_rect(bucket_bounds_uv[i][0], bucket_bounds_uv[i][1], bucket_bounds_uv[i][2], bucket_bounds_uv[i][3], min_px_bucket[i], max_px_bucket[i], ibuf->x, ibuf->y, 1) )
uv_image_rect(bucket_bounds_uv[0], bucket_bounds_uv[1], bucket_bounds_uv[2], bucket_bounds_uv[3], min_px_bucket[i], max_px_bucket[i], ibuf->x, ibuf->y, 1) )
{
uvpixel_rect_intersect(min_px, max_px, min_px_bucket[i], max_px_bucket[i], min_px_tf, max_px_tf);
@@ -1410,7 +1411,7 @@ static void project_paint_face_init(ProjectPaintState *ps, int bucket_index, int
uv[0] = (((float)x)+0.5) / (float)ibuf->x;
/* test we're inside uvspace bucket and triangle bounds */
if ( IsectPQ2Df(uv, bucket_bounds_uv[i][0], bucket_bounds_uv[i][1], bucket_bounds_uv[i][2], bucket_bounds_uv[i][3]) &&
if ( IsectPQ2Df(uv, bucket_bounds_uv[0], bucket_bounds_uv[1], bucket_bounds_uv[2], bucket_bounds_uv[3]) &&
IsectPT2Df(uv, uv1co, uv2co, uv3co) ) {
if (ps->projectIsOrtho) {