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Harmony port: video vulkan library

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Jack253-png 2025-05-31 15:13:29 +08:00
parent 4f5fcf6a16
commit e339bde505
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GPG key ID: 51EA61206B02D886
4 changed files with 69 additions and 3 deletions
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1
src/core/ohos/SDL_ohos.h
View file

@ -6,7 +6,6 @@
#include <native_window/external_window.h>
extern SDL_Mutex *g_ohosPageMutex;
void SDL_OHOS_SetDisplayOrientation(int orientation);
extern OHNativeWindow *nativeWindow;
#endif

2
src/video/ohos/SDL_ohosvideo.c
View file

@ -26,6 +26,8 @@ static SDL_VideoDevice *OHOS_CreateDevice(void)
device->Vulkan_LoadLibrary = OHOS_Vulkan_LoadLibrary;
device->Vulkan_UnloadLibrary = OHOS_Vulkan_UnloadLibrary;
device->Vulkan_GetInstanceExtensions = OHOS_Vulkan_GetInstanceExtensions;
device->Vulkan_CreateSurface = OHOS_Vulkan_CreateSurface;
device->Vulkan_DestroySurface = OHOS_Vulkan_DestroySurface;
#endif

60
src/video/ohos/SDL_ohosvulkan.c
View file

@ -1,9 +1,14 @@
#include "SDL_ohosvulkan.h"
#include "SDL_internal.h"
#include "../khronos/vulkan/vulkan_ohos.h"
#include <vulkan/vulkan_core.h>
#ifdef SDL_VIDEO_DRIVER_OHOS
#define VK_USE_PLATFORM_OHOS 1
#include "vulkan/vulkan.h"
#include "../SDL_sysvideo.h"
#include "../../core/ohos/SDL_ohos.h"
#include "vulkan/vulkan_ohos.h"
#include <native_window/external_window.h>
static int loadedCount = 0;
bool OHOS_Vulkan_LoadLibrary(SDL_VideoDevice *_this, const char *path)
@ -69,7 +74,7 @@ void OHOS_Vulkan_UnloadLibrary(SDL_VideoDevice *_this)
char const* const* OHOS_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this, Uint32 *count)
{
static const char *const extensionsForOHOS[] = {
VK_KHR_SURFACE_EXTENSION_NAME, VK_KHR_OHOS_XCOMPONENT_EXTENSION_NAME
VK_KHR_SURFACE_EXTENSION_NAME, VK_OHOS_SURFACE_EXTENSION_NAME
};
if (count) {
*count = SDL_arraysize(extensionsForOHOS);
@ -77,4 +82,55 @@ char const* const* OHOS_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this, Uin
return extensionsForOHOS;
}
bool OHOS_Vulkan_CreateSurface(SDL_VideoDevice *_this,
SDL_Window *window,
VkInstance instance,
const struct VkAllocationCallbacks *allocator,
VkSurfaceKHR *surface)
{
VkResult result;
PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr =
(PFN_vkGetInstanceProcAddr)_this->vulkan_config.vkGetInstanceProcAddr;
PFN_vkCreateSurfaceOHOS vkCreateSurfaceOHOS =
(PFN_vkCreateSurfaceOHOS)vkGetInstanceProcAddr(instance, "vkCreateSurfaceOHOS");
VkSurfaceCreateInfoOHOS createInfo;
if (!_this->vulkan_config.loader_handle) {
SDL_SetError("Vulkan is not loaded");
return false;
}
if (!vkCreateSurfaceOHOS) {
SDL_SetError(VK_OHOS_SURFACE_EXTENSION_NAME
" extension is not enabled in the Vulkan instance.");
return false;
}
SDL_zero(createInfo);
createInfo.sType = VK_STRUCTURE_TYPE_SURFACE_CREATE_INFO_OHOS;
createInfo.pNext = NULL;
createInfo.flags = 0;
createInfo.window = nativeWindow;
result = vkCreateSurfaceOHOS(instance, &createInfo, NULL, surface);
if (result != VK_SUCCESS) {
SDL_SetError("vkCreateSurfaceOHOS failed: %d", result);
return false;
}
return true;
}
void OHOS_Vulkan_DestroySurface(SDL_VideoDevice *_this,
VkInstance instance,
VkSurfaceKHR surface,
const struct VkAllocationCallbacks *allocator)
{
if (_this->vulkan_config.loader_handle) {
PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr =
(PFN_vkGetInstanceProcAddr)_this->vulkan_config.vkGetInstanceProcAddr;
PFN_vkDestroySurfaceKHR vkDestroySurfaceKHR = (PFN_vkDestroySurfaceKHR)vkGetInstanceProcAddr(instance, "vkDestroySurfaceKHR");
vkDestroySurfaceKHR(instance, surface, allocator);
}
}
#endif

9
src/video/ohos/SDL_ohosvulkan.h
View file

@ -7,6 +7,15 @@
bool OHOS_Vulkan_LoadLibrary(SDL_VideoDevice *_this, const char *path);
void OHOS_Vulkan_UnloadLibrary(SDL_VideoDevice *_this);
char const* const* OHOS_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this, Uint32 *count);
bool OHOS_Vulkan_CreateSurface(SDL_VideoDevice *_this,
SDL_Window *window,
VkInstance instance,
const struct VkAllocationCallbacks *allocator,
VkSurfaceKHR *surface);
void OHOS_Vulkan_DestroySurface(SDL_VideoDevice *_this,
VkInstance instance,
VkSurfaceKHR surface,
const struct VkAllocationCallbacks *allocator);
#endif
#endif