mirror of
https://github.com/mpv-player/mpv
synced 2025-02-16 20:27:23 +00:00
8fc557cc6e
if no NSApplication has been initialized, applications using Appkit functionality are not supposed to work properly or just deadlock indefinitely. properly error out on macvk context creation in that case.
142 lines
3.6 KiB
Objective-C
142 lines
3.6 KiB
Objective-C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#import <QuartzCore/QuartzCore.h>
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#include "video/out/gpu/context.h"
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#include "osdep/mac/swift.h"
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#include "common.h"
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#include "context.h"
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#include "utils.h"
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struct priv {
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struct mpvk_ctx vk;
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MacCommon *vo_mac;
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};
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static void mac_vk_uninit(struct ra_ctx *ctx)
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{
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struct priv *p = ctx->priv;
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ra_vk_ctx_uninit(ctx);
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mpvk_uninit(&p->vk);
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[p->vo_mac uninit:ctx->vo];
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}
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static void mac_vk_swap_buffers(struct ra_ctx *ctx)
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{
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struct priv *p = ctx->priv;
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[p->vo_mac swapBuffer];
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}
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static void mac_vk_get_vsync(struct ra_ctx *ctx, struct vo_vsync_info *info)
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{
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struct priv *p = ctx->priv;
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[p->vo_mac fillVsyncWithInfo:info];
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}
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static bool mac_vk_init(struct ra_ctx *ctx)
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{
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struct priv *p = ctx->priv = talloc_zero(ctx, struct priv);
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struct mpvk_ctx *vk = &p->vk;
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int msgl = ctx->opts.probing ? MSGL_V : MSGL_ERR;
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if (!NSApp) {
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MP_ERR(ctx, "Failed to initialize macvk context, no NSApplication initialized.\n");
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goto error;
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}
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if (!mpvk_init(vk, ctx, VK_EXT_METAL_SURFACE_EXTENSION_NAME))
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goto error;
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p->vo_mac = [[MacCommon alloc] init:ctx->vo];
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if (!p->vo_mac)
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goto error;
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VkMetalSurfaceCreateInfoEXT mac_info = {
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.sType = VK_STRUCTURE_TYPE_METAL_SURFACE_CREATE_INFO_EXT,
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.pNext = NULL,
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.flags = 0,
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.pLayer = p->vo_mac.layer,
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};
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struct ra_vk_ctx_params params = {
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.swap_buffers = mac_vk_swap_buffers,
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.get_vsync = mac_vk_get_vsync,
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};
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VkInstance inst = vk->vkinst->instance;
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VkResult res = vkCreateMetalSurfaceEXT(inst, &mac_info, NULL, &vk->surface);
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if (res != VK_SUCCESS) {
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MP_MSG(ctx, msgl, "Failed creating metal surface\n");
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goto error;
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}
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if (!ra_vk_ctx_init(ctx, vk, params, VK_PRESENT_MODE_FIFO_KHR))
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goto error;
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return true;
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error:
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if (p->vo_mac)
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[p->vo_mac uninit:ctx->vo];
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return false;
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}
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static bool resize(struct ra_ctx *ctx)
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{
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struct priv *p = ctx->priv;
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if (!p->vo_mac.window) {
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return false;
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}
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CGSize size = p->vo_mac.window.framePixel.size;
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return ra_vk_ctx_resize(ctx, (int)size.width, (int)size.height);
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}
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static bool mac_vk_reconfig(struct ra_ctx *ctx)
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{
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struct priv *p = ctx->priv;
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if (![p->vo_mac config:ctx->vo])
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return false;
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return true;
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}
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static int mac_vk_control(struct ra_ctx *ctx, int *events, int request, void *arg)
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{
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struct priv *p = ctx->priv;
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int ret = [p->vo_mac control:ctx->vo events:events request:request data:arg];
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if (*events & VO_EVENT_RESIZE) {
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if (!resize(ctx))
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return VO_ERROR;
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}
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return ret;
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}
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const struct ra_ctx_fns ra_ctx_vulkan_mac = {
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.type = "vulkan",
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.name = "macvk",
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.description = "mac/Vulkan (via Metal)",
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.reconfig = mac_vk_reconfig,
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.control = mac_vk_control,
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.init = mac_vk_init,
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.uninit = mac_vk_uninit,
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};
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