diff options
Diffstat (limited to 'src/display/guideline.cpp')
| -rw-r--r-- | src/display/guideline.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/display/guideline.cpp b/src/display/guideline.cpp index 3b279f724..b1fc7501c 100644 --- a/src/display/guideline.cpp +++ b/src/display/guideline.cpp @@ -102,7 +102,7 @@ static void sp_guideline_render(SPCanvasItem *item, SPCanvasBuf *buf) int p0 = buf->rect.y0; int p1 = buf->rect.y1; int step = buf->buf_rowstride; - unsigned char *d = buf->buf + 3 * (position - buf->rect.x0); + unsigned char *d = buf->buf + 4 * (position - buf->rect.x0); for (int p = p0; p < p1; p++) { d[0] = NR_COMPOSEN11_1111(r, a, d[0]); @@ -118,7 +118,7 @@ static void sp_guideline_render(SPCanvasItem *item, SPCanvasBuf *buf) int p0 = buf->rect.x0; int p1 = buf->rect.x1; - int step = 3; + int step = 4; unsigned char *d = buf->buf + (position - buf->rect.y0) * buf->buf_rowstride; for (int p = p0; p < p1; p++) { @@ -269,7 +269,7 @@ sp_guideline_setpixel (SPCanvasBuf *buf, gint x, gint y, guint32 rgba) g = NR_RGBA32_G (rgba); b = NR_RGBA32_B (rgba); a = NR_RGBA32_A (rgba); - guchar * p = buf->buf + (y - buf->rect.y0) * buf->buf_rowstride + (x - buf->rect.x0) * 3; + guchar * p = buf->buf + (y - buf->rect.y0) * buf->buf_rowstride + (x - buf->rect.x0) * 4; p[0] = NR_COMPOSEN11_1111 (r, a, p[0]); p[1] = NR_COMPOSEN11_1111 (g, a, p[1]); p[2] = NR_COMPOSEN11_1111 (b, a, p[2]); |