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resizing issues

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This commit is contained in:
David Rose 2008-05-05 06:54:51 +00:00
parent cf12fbfef7
commit f119c9c63c
2 changed files with 10 additions and 8 deletions
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12
panda/src/tinydisplay/tinyXGraphicsWindow.cxx
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@ -223,7 +223,7 @@ begin_flip() {
}
XPutImage(_display, _xwindow, _gc, _ximage, 0, 0, 0, 0,
_properties.get_x_size(), _properties.get_y_size());
_frame_buffer->xsize, _frame_buffer->ysize);
XFlush(_display);
}
@ -316,7 +316,7 @@ process_events() {
properties.set_size(event.xconfigure.width, event.xconfigure.height);
system_changed_properties(properties);
ZB_resize(_frame_buffer, NULL, _properties.get_x_size(), _properties.get_y_size());
_pitch = _properties.get_x_size() * _bytes_per_pixel;
_pitch = (_frame_buffer->xsize * _bytes_per_pixel + 3) & ~3;
create_ximage();
}
break;
@ -1588,7 +1588,7 @@ create_frame_buffer() {
}
_frame_buffer = ZB_open(_properties.get_x_size(), _properties.get_y_size(), mode, 0, 0, 0, 0);
_pitch = _properties.get_x_size() * _bytes_per_pixel;
_pitch = (_frame_buffer->xsize * _bytes_per_pixel + 3) & ~3;
}
@ -1609,15 +1609,15 @@ create_ximage() {
_ximage = NULL;
}
int image_size = _properties.get_x_size() * _properties.get_y_size() * _bytes_per_pixel;
int image_size = _frame_buffer->ysize * _pitch;
char *data = NULL;
if (_bytes_per_pixel != 4) {
data = (char *)PANDA_MALLOC_ARRAY(image_size);
}
_ximage = XCreateImage(_display, _visual, _depth, ZPixmap, 0, data,
_properties.get_x_size(), _properties.get_y_size(),
8, 0);
_frame_buffer->xsize, _frame_buffer->ysize,
32, 0);
}
#endif // IS_LINUX

6
panda/src/tinydisplay/zbuffer.c
View File

@ -22,6 +22,9 @@ ZBuffer *ZB_open(int xsize, int ysize, int mode,
if (zb == NULL)
return NULL;
/* xsize must be a multiple of 4 */
xsize = xsize & ~3;
zb->xsize = xsize;
zb->ysize = ysize;
zb->mode = mode;
@ -98,7 +101,6 @@ void ZB_resize(ZBuffer * zb, void *frame_buffer, int xsize, int ysize)
zb->linesize = (xsize * PSZB + 3) & ~3;
size = zb->xsize * zb->ysize * sizeof(unsigned short);
gl_free(zb->zbuf);
zb->zbuf = gl_malloc(size);
@ -331,7 +333,7 @@ void ZB_clear_viewport(ZBuffer * zb, int clear_z, int z,
}
if (clear_color) {
color = RGBA_TO_PIXEL(r, g, b, a);
pp = zb->pbuf + xmin + ymin * zb->xsize;
pp = zb->pbuf + xmin + ymin * (zb->linesize / PSZB);
for (y = 0; y < ysize; ++y) {
memset_l(pp, color, xsize);
pp += zb->xsize;