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143 lines
5.2 KiB
143 lines
5.2 KiB
/****************************************************************************
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Copyright (c) 2020-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "WGPUSwapchain.h"
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#include "WGPUDevice.h"
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#include "WGPUObject.h"
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#include "WGPUTexture.h"
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namespace cc {
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namespace gfx {
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CCWGPUSwapchain::CCWGPUSwapchain(CCWGPUDevice *device) {
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_device = device;
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}
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CCWGPUSwapchain::~CCWGPUSwapchain() {
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_device = nullptr;
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doDestroy();
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}
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void CCWGPUSwapchain::doInit(const SwapchainInfo &info) {
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printf("swapchain init %d, %d\n", info.width, info.height);
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// WGPUSurfaceDescriptorFromCanvasHTMLSelector canvDesc = {};
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// canvDesc.chain.sType = WGPUSType_SurfaceDescriptorFromCanvasHTMLSelector;
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// canvDesc.selector = "canvas";
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// WGPUSurfaceDescriptor surfDesc = {};
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// surfDesc.nextInChain = reinterpret_cast<WGPUChainedStruct *>(&canvDesc);
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// WGPUSurface surface = wgpuInstanceCreateSurface(nullptr, &surfDesc);
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auto *device = CCWGPUDevice::getInstance();
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CCWGPUDeviceObject *gpuDeviceObj = device->gpuDeviceObject();
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auto surface = gpuDeviceObj->instance.wgpuSurface;
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WGPUPresentMode presentMode;
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switch (info.vsyncMode) {
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case VsyncMode::OFF:
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presentMode = WGPUPresentMode_Immediate;
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break;
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case VsyncMode::ON:
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presentMode = WGPUPresentMode_Fifo;
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break;
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case VsyncMode::RELAXED:
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presentMode = WGPUPresentMode_Fifo;
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break;
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case VsyncMode::MAILBOX:
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presentMode = WGPUPresentMode_Mailbox;
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break;
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case VsyncMode::HALF:
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presentMode = WGPUPresentMode_Force32;
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break;
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default:
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presentMode = WGPUPresentMode_Fifo;
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}
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WGPUSwapChainDescriptor swapChainDesc;
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swapChainDesc.nextInChain = nullptr;
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swapChainDesc.label = "defaultSwapChain";
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swapChainDesc.usage = WGPUTextureUsage_RenderAttachment;
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swapChainDesc.format = WGPUTextureFormat_BGRA8Unorm;
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swapChainDesc.width = info.width;
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swapChainDesc.height = info.height;
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swapChainDesc.presentMode = presentMode;
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WGPUSwapChain swapChain = wgpuDeviceCreateSwapChain(gpuDeviceObj->wgpuDevice, surface, &swapChainDesc);
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_gpuSwapchainObj = ccnew CCWGPUSwapchainObject;
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_gpuSwapchainObj->wgpuSwapChain = swapChain;
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_gpuSwapchainObj->wgpuSurface = surface;
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SwapchainTextureInfo textureInfo = {
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.swapchain = this,
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.format = Format::BGRA8,
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.width = info.width,
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.height = info.height,
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};
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printf("swapchain init %d, %d\n", info.width, info.height);
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printf("swapchain tex init %d, %d\n", textureInfo.width, textureInfo.height);
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_colorTexture = _gpuSwapchainObj->swapchainColor = ccnew CCWGPUTexture;
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initTexture(textureInfo, _gpuSwapchainObj->swapchainColor);
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textureInfo.format = Format::DEPTH_STENCIL;
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_depthStencilTexture = _gpuSwapchainObj->swapchainDepthStencil = ccnew CCWGPUTexture;
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initTexture(textureInfo, _gpuSwapchainObj->swapchainDepthStencil);
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// TODO: wgpuInstance
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device->registerSwapchain(this);
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}
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void CCWGPUSwapchain::doDestroy() {
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wgpuSwapChainRelease(_gpuSwapchainObj->wgpuSwapChain);
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CCWGPUDevice::getInstance()->unRegisterSwapchain(this);
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if (_gpuSwapchainObj) {
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delete _gpuSwapchainObj->swapchainColor;
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delete _gpuSwapchainObj->swapchainDepthStencil;
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delete _gpuSwapchainObj;
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_gpuSwapchainObj = nullptr;
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}
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}
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void CCWGPUSwapchain::doResize(uint32_t width, uint32_t height, SurfaceTransform transform) {
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_colorTexture->resize(width, height);
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_depthStencilTexture->resize(width, height);
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}
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void CCWGPUSwapchain::update() {
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auto swapchainView = static_cast<CCWGPUTexture *>(_colorTexture.get())->gpuTextureObject()->selfView;
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wgpuTextureViewRelease(swapchainView);
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static_cast<CCWGPUTexture *>(_colorTexture.get())->gpuTextureObject()->selfView = wgpuSwapChainGetCurrentTextureView(_gpuSwapchainObj->wgpuSwapChain);
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}
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void CCWGPUSwapchain::doDestroySurface() {
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}
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void CCWGPUSwapchain::doCreateSurface(void *windowHandle) {
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}
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} // namespace gfx
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} // namespace cc
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