m/grafX2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fixed writing pixels out of bounds when using the gradient ellipse (corners) tool.

Browse Source 
Gradient ellipse (corners) tool had no clipping code, and would draw off the bottom or right edge of the image.

Clipping code has been added, similar to other tools.
This commit is contained in:
Kiri Jolly 2020-12-23 20:06:02 -08:00
parent 101438381d
commit d36cf2d14a
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/graph.c
View File

@ -2513,6 +2513,16 @@ void Draw_grad_inscribed_ellipse(short x1, short y1, short x2, short y2, short s
if (Gradient_total_range==0) if (Gradient_total_range==0)
Gradient_total_range=1; Gradient_total_range=1;
// Apply limits to final dimensions to draw.
if (left < Limit_left)
left = Limit_left;
if (top < Limit_top)
top = Limit_top;
if (right > Limit_right)
right = Limit_right;
if (bottom > Limit_bottom)
bottom = Limit_bottom;
for (y_pos = top; y_pos <= bottom; y_pos++) for (y_pos = top; y_pos <= bottom; y_pos++)
{ {
long dbl_y = 2*y_pos - dbl_center_y; long dbl_y = 2*y_pos - dbl_center_y;