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egl/wgl: Implement PBuffer surfaces

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Acked-by: Daniel Stone <daniels@collabora.com>
Acked-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Acked-by: Sidney Just <justsid@x-plane.com>
Acked-by: Jason Ekstrand <jason.ekstrand@collabora.com>
Tested-by: Yonggang Luo <luoyonggang@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12964>
This commit is contained in:
Jesse Natalie
2021-09-16 14:43:02 -07:00
committed by Marge Bot
parent c205641ccf
commit 87931cdb1f
1 changed files with 36 additions and 3 deletions
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39
src/egl/drivers/wgl/egl_wgl.c
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@@ -491,9 +491,13 @@ wgl_destroy_surface(_EGLDisplay *disp, _EGLSurface *surf)
if (!_eglPutSurface(surf))
return EGL_TRUE;
struct stw_context *ctx = stw_current_context();
stw_framebuffer_lock(wgl_surf->fb);
stw_framebuffer_release_locked(wgl_surf->fb, ctx ? ctx->st : NULL);
if (wgl_surf->fb->owner == STW_FRAMEBUFFER_PBUFFER) {
DestroyWindow(wgl_surf->fb->hWnd);
} else {
struct stw_context *ctx = stw_current_context();
stw_framebuffer_lock(wgl_surf->fb);
stw_framebuffer_release_locked(wgl_surf->fb, ctx ? ctx->st : NULL);
}
return EGL_TRUE;
}
@@ -688,6 +692,34 @@ wgl_create_window_surface(_EGLDisplay *disp, _EGLConfig *conf,
return &wgl_surf->base;
}
static _EGLSurface*
wgl_create_pbuffer_surface(_EGLDisplay *disp, _EGLConfig *conf,
const EGLint *attrib_list)
{
struct wgl_egl_config *wgl_conf = wgl_egl_config(conf);
struct wgl_egl_surface *wgl_surf = calloc(1, sizeof(*wgl_surf));
if (!wgl_surf)
return NULL;
if (!_eglInitSurface(&wgl_surf->base, disp, EGL_PBUFFER_BIT, conf, attrib_list, NULL)) {
free(wgl_surf);
return NULL;
}
const struct stw_pixelformat_info *stw_conf = wgl_conf->stw_config[1] ?
wgl_conf->stw_config[1] : wgl_conf->stw_config[0];
wgl_surf->fb = stw_pbuffer_create(stw_conf->iPixelFormat, wgl_surf->base.Width, wgl_surf->base.Height);
if (!wgl_surf->fb) {
free(wgl_surf);
return NULL;
}
stw_framebuffer_unlock(wgl_surf->fb);
return &wgl_surf->base;
}
static EGLBoolean
wgl_query_surface(_EGLDisplay *disp, _EGLSurface *surf,
EGLint attribute, EGLint *value)
@@ -730,6 +762,7 @@ struct _egl_driver _eglDriver = {
.DestroyContext = wgl_destroy_context,
.MakeCurrent = wgl_make_current,
.CreateWindowSurface = wgl_create_window_surface,
.CreatePbufferSurface = wgl_create_pbuffer_surface,
.DestroySurface = wgl_destroy_surface,
.QuerySurface = wgl_query_surface,
.GetProcAddress = _glapi_get_proc_address,