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Catch resizes in the camera view.

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Avoids a segfault when resizing the window.
This commit is contained in:
Bill Currie 2011-04-16 18:58:05 +09:00
parent 3337dc609f
commit b9d21cbe9a
4 changed files with 35 additions and 8 deletions
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1
tools/Forge/Bundles/MapEdit/CameraView.h
View file

@ -23,6 +23,7 @@ extern BOOL timedrawing;
float xa, ya, za;
float move;
int camwidth, camheight;
float *zbuffer;
unsigned *imagebuffer;

32
tools/Forge/Bundles/MapEdit/CameraView.m
View file

@ -36,9 +36,11 @@ initWithFrame:
move = 16;
size = _bounds.size.width * _bounds.size.height;
zbuffer = malloc (size * 4);
imagebuffer = malloc (size * 4);
camwidth = _bounds.size.width ;
camheight = _bounds.size.height;
size = camwidth * camheight;
zbuffer = malloc (size * sizeof (float));
imagebuffer = malloc (size * sizeof (unsigned));
return self;
}
@ -422,6 +424,18 @@ drawSolid
r_width = _bounds.size.width;
r_height = _bounds.size.height;
if (r_width != camwidth || r_height != camheight) {
int size;
camwidth = r_width;
camheight = r_height;
size = camwidth * camheight;
if (imagebuffer) {
free (zbuffer);
free (imagebuffer);
}
zbuffer = malloc (size * sizeof (float));
imagebuffer = malloc (size * sizeof (unsigned));
}
r_picbuffer = imagebuffer;
r_zbuffer = zbuffer;
@ -463,6 +477,18 @@ drawWire
r_width = _bounds.size.width;
r_height = _bounds.size.height;
if (r_width != camwidth || r_height != camheight) {
int size;
camwidth = r_width;
camheight = r_height;
size = camwidth * camheight;
if (imagebuffer) {
free (zbuffer);
free (imagebuffer);
}
zbuffer = malloc (size * sizeof (float));
imagebuffer = malloc (size * sizeof (unsigned));
}
r_picbuffer = imagebuffer;
r_zbuffer = zbuffer;

4
tools/Forge/Bundles/MapEdit/XYView.m
View file

@ -762,8 +762,8 @@ drawSolid
free (xypicbuffer);
free (xyzbuffer);
}
xypicbuffer = malloc (r_width * (r_height + 1) * 4);
xyzbuffer = malloc (r_width * (r_height + 1) * 4);
xypicbuffer = malloc (r_width * (r_height + 1) * sizeof (unsigned));
xyzbuffer = malloc (r_width * (r_height + 1) * sizeof (float));
}
r_picbuffer = xypicbuffer;

6
tools/Forge/Bundles/MapEdit/render.m
View file

@ -35,10 +35,10 @@ REN_ClearBuffers (void)
{
int size;
size = r_width * r_height * 4;
size = r_width * r_height;
memset (r_zbuffer, 0, size);
memset (r_picbuffer, 0, size);
memset (r_zbuffer, 0, size * sizeof (float));
memset (r_picbuffer, 0, size * sizeof (unsigned));
}
/*