mirror of
https://github.com/libretro/RetroArch
synced 2024-07-08 12:15:49 +00:00
318 lines
9.0 KiB
C
318 lines
9.0 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2017 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <math.h>
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/* Win32/Vulkan context. */
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/* necessary for mingw32 multimon defines: */
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#ifndef _WIN32_WINNT
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#define _WIN32_WINNT 0x0500 //_WIN32_WINNT_WIN2K
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#endif
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#include <tchar.h>
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#include <wchar.h>
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#include <string.h>
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#include <math.h>
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#include <windows.h>
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#include <commdlg.h>
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#include <dynamic/dylib.h>
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#include <string/stdstring.h>
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#include <retro_timers.h>
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#ifdef HAVE_CONFIG_H
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#include "../../config.h"
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#endif
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#include "../../configuration.h"
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#include "../../dynamic.h"
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#include "../../retroarch.h"
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#include "../../verbosity.h"
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#include "../../frontend/frontend_driver.h"
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#include "../common/win32_common.h"
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#include "../common/vulkan_common.h"
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typedef struct gfx_ctx_w_vk_data
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{
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void *empty;
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} gfx_ctx_w_vk_data_t;
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/* TODO/FIXME - static globals */
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gfx_ctx_vulkan_data_t win32_vk;
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static void *dinput_vk = NULL;
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int win32_vk_interval = 0;
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/* FORWARD DECLARATIONS */
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void win32_get_video_size(void *data, unsigned *width, unsigned *height);
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static void gfx_ctx_w_vk_swap_interval(void *data, int interval)
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{
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if (win32_vk_interval != interval)
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{
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win32_vk_interval = interval;
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if (win32_vk.swapchain)
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win32_vk.flags |= VK_DATA_FLAG_NEED_NEW_SWAPCHAIN;
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}
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}
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static void gfx_ctx_w_vk_check_window(void *data, bool *quit,
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bool *resize, unsigned *width, unsigned *height)
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{
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settings_t *settings = config_get_ptr();
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float refresh_rate = settings->floats.video_refresh_rate;
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win32_check_window(NULL, quit, resize, width, height);
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if (win32_vk.flags & VK_DATA_FLAG_NEED_NEW_SWAPCHAIN)
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*resize = true;
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/* Trigger video driver init when changing refresh rate
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* in fullscreen while dimensions stay the same.
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* Otherwise display refresh rate will not stay at the designated rate.
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* All other change combinations work however:
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* - windowed works always
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* - fullscreen works when dimensions and rate changes
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* Bigger than zero difference required in order to prevent
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* constant reinit when adjusting rate option in 0.001 increments.
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*/
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if ( (win32_vk.flags & VK_DATA_FLAG_FULLSCREEN)
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&& (g_win32_refresh_rate)
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&& (g_win32_refresh_rate != refresh_rate)
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&& (abs(g_win32_refresh_rate - refresh_rate) > 0)
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&& (g_win32_resize_width == *width)
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&& (g_win32_resize_height == *height))
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{
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g_win32_refresh_rate = settings->floats.video_refresh_rate;
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command_event(CMD_EVENT_REINIT, NULL);
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}
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}
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static void gfx_ctx_w_vk_swap_buffers(void *data)
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{
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if (win32_vk.context.flags & VK_CTX_FLAG_HAS_ACQUIRED_SWAPCHAIN)
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{
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win32_vk.context.flags &= ~VK_CTX_FLAG_HAS_ACQUIRED_SWAPCHAIN;
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/* We're still waiting for a proper swapchain, so just fake it. */
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if (win32_vk.swapchain == VK_NULL_HANDLE)
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retro_sleep(10);
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else
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vulkan_present(&win32_vk, win32_vk.context.current_swapchain_index);
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}
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vulkan_acquire_next_image(&win32_vk);
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}
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static bool gfx_ctx_w_vk_set_resize(void *data,
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unsigned width, unsigned height)
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{
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if (vulkan_create_swapchain(&win32_vk, width, height, win32_vk_interval))
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{
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if (win32_vk.flags & VK_DATA_FLAG_CREATED_NEW_SWAPCHAIN)
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vulkan_acquire_next_image(&win32_vk);
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win32_vk.context.flags |= VK_CTX_FLAG_INVALID_SWAPCHAIN;
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win32_vk.flags &= ~VK_DATA_FLAG_NEED_NEW_SWAPCHAIN;
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return true;
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}
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RARCH_ERR("[Vulkan]: Failed to update swapchain.\n");
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return false;
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}
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static void gfx_ctx_w_vk_destroy(void *data)
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{
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HWND window = win32_get_window();
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gfx_ctx_w_vk_data_t *vk = (gfx_ctx_w_vk_data_t*)data;
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vulkan_context_destroy(&win32_vk, win32_vk.vk_surface != VK_NULL_HANDLE);
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if (win32_vk.context.queue_lock)
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slock_free(win32_vk.context.queue_lock);
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memset(&win32_vk, 0, sizeof(win32_vk));
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if (window)
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{
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win32_monitor_from_window();
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win32_destroy_window();
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}
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if (g_win32_flags & WIN32_CMN_FLAG_RESTORE_DESKTOP)
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{
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win32_monitor_get_info();
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g_win32_flags &= ~WIN32_CMN_FLAG_RESTORE_DESKTOP;
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}
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if (vk)
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free(vk);
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g_win32_flags &= ~WIN32_CMN_FLAG_INITED;
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}
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static void *gfx_ctx_w_vk_init(void *video_driver)
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{
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WNDCLASSEX wndclass = {0};
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gfx_ctx_w_vk_data_t *vk = (gfx_ctx_w_vk_data_t*)calloc(1, sizeof(*vk));
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uint8_t win32_flags = win32_get_flags();
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if (!vk)
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return NULL;
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if (win32_flags & WIN32_CMN_FLAG_INITED)
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gfx_ctx_w_vk_destroy(NULL);
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win32_window_reset();
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win32_monitor_init();
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{
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settings_t *settings = config_get_ptr();
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wndclass.lpfnWndProc = wnd_proc_vk_common;
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#ifdef HAVE_DINPUT
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if (string_is_equal(settings->arrays.input_driver, "dinput"))
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wndclass.lpfnWndProc = wnd_proc_vk_dinput;
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#endif
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#ifdef HAVE_WINRAWINPUT
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if (string_is_equal(settings->arrays.input_driver, "raw"))
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wndclass.lpfnWndProc = wnd_proc_vk_winraw;
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#endif
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}
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if (!win32_window_init(&wndclass, true, NULL))
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goto error;
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if (!vulkan_context_init(&win32_vk, VULKAN_WSI_WIN32))
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goto error;
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return vk;
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error:
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if (vk)
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free(vk);
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return NULL;
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}
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static bool gfx_ctx_w_vk_set_video_mode(void *data,
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unsigned width, unsigned height,
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bool fullscreen)
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{
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if (fullscreen)
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win32_vk.flags |= VK_DATA_FLAG_FULLSCREEN;
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else
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win32_vk.flags &= ~VK_DATA_FLAG_FULLSCREEN;
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if (win32_set_video_mode(NULL, width, height, fullscreen))
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{
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/* Create a new swapchain in order to prevent fullscreen
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* emulated mailbox crash caused by refresh rate change */
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vulkan_create_swapchain(&win32_vk, width, height, win32_vk_interval);
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gfx_ctx_w_vk_swap_interval(data, win32_vk_interval);
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return true;
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}
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RARCH_ERR("[Vulkan]: win32_set_video_mode failed.\n");
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gfx_ctx_w_vk_destroy(data);
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return false;
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}
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static void gfx_ctx_w_vk_input_driver(void *data,
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const char *joypad_name,
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input_driver_t **input, void **input_data)
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{
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settings_t *settings = config_get_ptr();
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#if _WIN32_WINNT >= 0x0501
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#ifdef HAVE_WINRAWINPUT
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const char *input_driver = settings->arrays.input_driver;
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/* winraw only available since XP */
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if (string_is_equal(input_driver, "raw"))
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{
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*input_data = input_driver_init_wrap(&input_winraw, joypad_name);
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if (*input_data)
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{
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*input = &input_winraw;
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dinput_vk = NULL;
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return;
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}
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}
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#endif
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#endif
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#ifdef HAVE_DINPUT
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dinput_vk = input_driver_init_wrap(&input_dinput, joypad_name);
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*input = dinput_vk ? &input_dinput : NULL;
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*input_data = dinput_vk;
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#endif
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}
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static enum gfx_ctx_api gfx_ctx_w_vk_get_api(void *data) { return GFX_CTX_VULKAN_API; }
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static bool gfx_ctx_w_vk_bind_api(void *data,
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enum gfx_ctx_api api, unsigned major, unsigned minor) { return (api == GFX_CTX_VULKAN_API); }
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static void gfx_ctx_w_vk_bind_hw_render(void *data, bool enable) { }
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static void *gfx_ctx_w_vk_get_context_data(void *data) { return &win32_vk.context; }
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static uint32_t gfx_ctx_w_vk_get_flags(void *data)
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{
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uint32_t flags = 0;
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#if defined(HAVE_SLANG) && defined(HAVE_SPIRV_CROSS)
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BIT32_SET(flags, GFX_CTX_FLAGS_SHADERS_SLANG);
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#endif
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return flags;
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}
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static void gfx_ctx_w_vk_set_flags(void *data, uint32_t flags) { }
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static void gfx_ctx_w_vk_get_video_output_prev(void *data) { }
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static void gfx_ctx_w_vk_get_video_output_next(void *data) { }
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const gfx_ctx_driver_t gfx_ctx_w_vk = {
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gfx_ctx_w_vk_init,
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gfx_ctx_w_vk_destroy,
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gfx_ctx_w_vk_get_api,
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gfx_ctx_w_vk_bind_api,
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gfx_ctx_w_vk_swap_interval,
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gfx_ctx_w_vk_set_video_mode,
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win32_get_video_size,
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win32_get_refresh_rate,
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win32_get_video_output_size,
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gfx_ctx_w_vk_get_video_output_prev,
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gfx_ctx_w_vk_get_video_output_next,
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win32_get_metrics,
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NULL,
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video_driver_update_title,
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gfx_ctx_w_vk_check_window,
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gfx_ctx_w_vk_set_resize,
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win32_has_focus,
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win32_suspend_screensaver,
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true, /* has_windowed */
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gfx_ctx_w_vk_swap_buffers,
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gfx_ctx_w_vk_input_driver,
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NULL,
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NULL,
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NULL,
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win32_show_cursor,
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"vk_w",
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gfx_ctx_w_vk_get_flags,
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gfx_ctx_w_vk_set_flags,
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gfx_ctx_w_vk_bind_hw_render,
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gfx_ctx_w_vk_get_context_data,
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NULL /* make_current */
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};
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