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Fix T43207 fill brush fails in perspective mode

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Divide only the length of the edge by the homogenous coordinate, not the
final coordinate. Also fix the swapping (though it's still a bit
doubtfull if it's really needed)
This commit is contained in:
Antonis Ryakiotakis
2015-01-29 17:45:36 +01:00
parent 43fab448f3
commit a0e8b98b61
1 changed files with 4 additions and 4 deletions
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8
source/blender/editors/sculpt_paint/paint_image_proj.c
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@@ -1989,8 +1989,8 @@ static void line_rect_clip(
tmp = (is_ortho) ? 1.0f : (l1[3] + min * (l2[3] - l1[3]));
uv[0] = (uv1[0] + min * (uv2[0] - uv1[0])) / tmp;
uv[1] = (uv1[1] + min * (uv2[1] - uv1[1])) / tmp;
uv[0] = (uv1[0] + min / tmp * (uv2[0] - uv1[0]));
uv[1] = (uv1[1] + min / tmp * (uv2[1] - uv1[1]));
}
@@ -2076,8 +2076,8 @@ static void project_bucket_clip_face(
/* at this point we have all uv points needed in a row. all that's needed is to invert them if necessary */
if (flip) {
/* flip only to the middle of the array */
int i, max = *tot / 2;
for (i = 0; i < max; i++) {
int i, max = *tot - 1, mid = *tot / 2;
for (i = 0; i < mid; i++) {
SWAP(float, bucket_bounds_uv[i][0], bucket_bounds_uv[max - i][0]);
SWAP(float, bucket_bounds_uv[i][1], bucket_bounds_uv[max - i][1]);
}