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Fix crash when hovering over a non-existent thumbnail

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jacksonmj 2011-07-06 07:22:51 +08:00 committed by Simon Robertshaw
parent 3d82cea94f
commit 5dbb0dc475
1 changed files with 2 additions and 0 deletions
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2
src/graphics.c
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@ -3790,6 +3790,7 @@ void draw_rgba_image(pixel *vid, unsigned char *data, int x, int y, float alpha)
unsigned char w, h; unsigned char w, h;
int i, j; int i, j;
unsigned char r, g, b, a; unsigned char r, g, b, a;
if (!data) return;
w = *(data++)&0xFF; w = *(data++)&0xFF;
h = *(data++)&0xFF; h = *(data++)&0xFF;
for (j=0; j<h; j++) for (j=0; j<h; j++)
@ -3808,6 +3809,7 @@ void draw_rgba_image(pixel *vid, unsigned char *data, int x, int y, float alpha)
void draw_image(pixel *vid, pixel *img, int x, int y, int w, int h, int a) void draw_image(pixel *vid, pixel *img, int x, int y, int w, int h, int a)
{ {
int i, j, r, g, b; int i, j, r, g, b;
if (!img) return;
for (j=0; j<h; j++) for (j=0; j<h; j++)
for (i=0; i<w; i++) for (i=0; i<w; i++)
{ {