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Diffstat (limited to 'src/cairo-mesh-pattern-rasterizer.c')
-rw-r--r--[-rwxr-xr-x]src/cairo-mesh-pattern-rasterizer.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/cairo-mesh-pattern-rasterizer.c b/src/cairo-mesh-pattern-rasterizer.c
index 5342b3d22..86cd16833 100755..100644
--- a/src/cairo-mesh-pattern-rasterizer.c
+++ b/src/cairo-mesh-pattern-rasterizer.c
@@ -697,9 +697,9 @@ rasterize_bezier_patch (unsigned char *data, int width, int height, int stride,
cairo_point_double_t p[4][4], double col[4][4])
{
double pv[4][2][4], cstart[4], cend[4], dcstart[4], dcend[4];
- int vsteps, v, i, k;
+ int v, i, k;
- vsteps = 1 << vshift;
+ v = 1 << vshift;
/*
* pv[i][0] is the function (represented using forward
@@ -724,11 +724,12 @@ rasterize_bezier_patch (unsigned char *data, int width, int height, int stride,
for (i = 0; i < 4; ++i) {
cstart[i] = col[0][i];
cend[i] = col[1][i];
- dcstart[i] = (col[2][i] - col[0][i]) / vsteps;
- dcend[i] = (col[3][i] - col[1][i]) / vsteps;
+ dcstart[i] = (col[2][i] - col[0][i]) / v;
+ dcend[i] = (col[3][i] - col[1][i]) / v;
}
- for (v = 0; v <= vsteps; ++v) {
+ v++;
+ while (v--) {
cairo_point_double_t nodes[4];
for (i = 0; i < 4; ++i) {
nodes[i].x = pv[i][0][0];