You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
cocos_lib/cocos/renderer/gfx-wgpu/WGPUSwapchain.cpp

143 lines
5.2 KiB

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