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Vulkan: Initial implementation of a swapchain.

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This is currently hardcoded to work on one specific HW/OS/driver
version. It also assumes that the graphics queue is the same as the
present queue.
This commit is contained in:
Corentin Wallez
2018-01-26 17:20:36 -05:00
committed by Corentin Wallez
parent 672d7f26e1
commit 92baafc7a0
8 changed files with 412 additions and 46 deletions
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38
src/utils/VulkanBinding.cpp
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@@ -14,11 +14,23 @@
#include "utils/BackendBinding.h"
#include "common/SwapChainUtils.h"
#include "common/Assert.h"
#include "common/vulkan_platform.h"
#include "nxt/nxt_wsi.h"
#include "GLFW/glfw3.h"
#include <vector>
namespace backend { namespace vulkan {
void Init(nxtProcTable* procs, nxtDevice* device);
void Init(nxtProcTable* procs,
nxtDevice* device,
const std::vector<const char*>& requiredInstanceExtensions);
VkInstance GetInstance(nxtDevice device);
nxtSwapChainImplementation CreateNativeSwapChainImpl(nxtDevice device, VkSurfaceKHR surface);
nxtTextureFormat GetNativeSwapChainPreferredFormat(const nxtSwapChainImplementation* swapChain);
}} // namespace backend::vulkan
namespace utils {
@@ -52,21 +64,37 @@ namespace utils {
class VulkanBinding : public BackendBinding {
public:
void SetupGLFWWindowHints() override {
glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
}
void GetProcAndDevice(nxtProcTable* procs, nxtDevice* device) override {
backend::vulkan::Init(procs, device);
uint32_t extensionCount = 0;
const char** glfwInstanceExtensions =
glfwGetRequiredInstanceExtensions(&extensionCount);
std::vector<const char*> requiredExtensions(glfwInstanceExtensions,
glfwInstanceExtensions + extensionCount);
backend::vulkan::Init(procs, device, requiredExtensions);
mDevice = *device;
}
uint64_t GetSwapChainImplementation() override {
if (mSwapchainImpl.userData == nullptr) {
mSwapchainImpl = CreateSwapChainImplementation(new SwapChainImplVulkan(mWindow));
VkSurfaceKHR surface = VK_NULL_HANDLE;
if (glfwCreateWindowSurface(backend::vulkan::GetInstance(mDevice), mWindow, nullptr,
&surface) != VK_SUCCESS) {
ASSERT(false);
}
mSwapchainImpl = backend::vulkan::CreateNativeSwapChainImpl(mDevice, surface);
}
return reinterpret_cast<uint64_t>(&mSwapchainImpl);
}
nxtTextureFormat GetPreferredSwapChainTextureFormat() override {
return NXT_TEXTURE_FORMAT_R8_G8_B8_A8_UNORM;
ASSERT(mSwapchainImpl.userData != nullptr);
return backend::vulkan::GetNativeSwapChainPreferredFormat(&mSwapchainImpl);
}
private:
nxtDevice mDevice;
nxtSwapChainImplementation mSwapchainImpl = {};
};