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[renderer] Respond to window size changes 

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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;
}
}