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[renderer] Respond to window size changes

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Currently, only gl, glsl and sw are working, vulkan needs its swapchain
to be rebuilt, and there are minor issues with the hud and console
resizing.
This commit is contained in:
Bill Currie 2022-09-22 01:11:56 +09:00
parent ef8b267826
commit f758f5fb70
3 changed files with 41 additions and 10 deletions
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17
libs/video/renderer/r_screen.c
View file

@ -183,6 +183,7 @@ SCR_CalcRefdef (void)
// force a background redraw
r_data->scr_fullupdate = 0;
r_funcs->bind_framebuffer (0);
}
static void
@ -435,6 +436,21 @@ viewsize_listener (void *data, const cvar_t *cvar)
update_vrect ();
}
static void
vidsize_listener (void *data, const viddef_t *vdef)
{
update_vrect ();
if (fisheye_cube_map) {
r_funcs->destroy_frame_buffer (fisheye_cube_map);
fisheye_cube_map = 0;
}
if (warp_buffer) {
r_funcs->destroy_frame_buffer (warp_buffer);
warp_buffer = 0;
}
r_funcs->set_fov (tan_fov_x, tan_fov_y);
}
void
SCR_Init (void)
{
@ -453,6 +469,7 @@ SCR_Init (void)
cvar_t *var = Cvar_FindVar ("viewsize");
Cvar_AddListener (var, viewsize_listener, 0);
VID_OnVidResize_AddListener (vidsize_listener, 0);
update_vrect ();
}

28
libs/video/renderer/sw/d_init.c
View file

@ -49,6 +49,22 @@ static byte *surfcache;
void (*d_drawspans) (espan_t *pspan);
static void
d_vidsize_listener (void *data, const viddef_t *vid)
{
int cachesize = D_SurfaceCacheForRes (vid->width, vid->height);
if (surfcache) {
D_FlushCaches (vid->vid_internal->data);
free (surfcache);
surfcache = 0;
}
surfcache = calloc (cachesize, 1);
vid->vid_internal->init_buffers (vid->vid_internal->data);
D_InitCaches (surfcache, cachesize);
viddef.recalc_refdef = 1;
}
void
D_Init (void)
@ -61,16 +77,8 @@ D_Init (void)
vid->vid_internal->flush_caches = D_FlushCaches;
int cachesize = D_SurfaceCacheForRes (vid->width, vid->height);
if (surfcache) {
D_FlushCaches (vid->vid_internal->data);
free (surfcache);
surfcache = 0;
}
surfcache = calloc (cachesize, 1);
vid->vid_internal->init_buffers (vid->vid_internal->data);
D_InitCaches (surfcache, cachesize);
VID_OnVidResize_AddListener (d_vidsize_listener, 0);
d_vidsize_listener (0, vr_data.vid);
}
void

6
libs/video/targets/vid_x11_sw.c
View file

@ -640,13 +640,19 @@ x11_init_buffers (void *data)
if (x_visinfo->depth != 8) {
if (swfb.color)
free (swfb.color);
if (swfb.depth)
free (swfb.depth);
swfb.rowbytes = viddef.width;
swfb.color = calloc (swfb.rowbytes, viddef.height);
swfb.depth = 0;
if (!swfb.color)
Sys_Error ("Not enough memory for video mode");
} else {
swfb.rowbytes = x_framebuffer[current_framebuffer]->bytes_per_line;
swfb.color = (byte *) x_framebuffer[current_framebuffer]->data;
if (swfb.depth)
free (swfb.depth);
swfb.depth = 0;
}
}