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108 lines
4.2 KiB
108 lines
4.2 KiB
/****************************************************************************
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Copyright (c) 2019-2023 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 "GLES3Std.h"
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#include "GLES3Commands.h"
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#include "GLES3Device.h"
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#include "GLES3Framebuffer.h"
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#include "GLES3RenderPass.h"
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#include "GLES3Texture.h"
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namespace cc {
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namespace gfx {
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GLES3Framebuffer::GLES3Framebuffer() {
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_typedID = generateObjectID<decltype(this)>();
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}
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GLES3Framebuffer::~GLES3Framebuffer() {
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destroy();
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}
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void GLES3Framebuffer::updateExtent() {
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if (!_colorTextures.empty()) {
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const auto *tex = _colorTextures[0];
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_gpuFBO->width = tex->getWidth();
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_gpuFBO->height = tex->getHeight();
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return;
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}
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if (_depthStencilTexture != nullptr) {
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_gpuFBO->width = _depthStencilTexture->getWidth();
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_gpuFBO->height = _depthStencilTexture->getHeight();
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return;
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}
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}
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void GLES3Framebuffer::doInit(const FramebufferInfo & /*info*/) {
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_gpuFBO = ccnew GLES3GPUFramebuffer;
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updateExtent();
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_gpuFBO->gpuRenderPass = static_cast<GLES3RenderPass *>(_renderPass)->gpuRenderPass();
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_gpuFBO->gpuColorViews.resize(_colorTextures.size());
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for (size_t i = 0; i < _colorTextures.size(); ++i) {
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auto *colorTexture = static_cast<GLES3Texture *>(_colorTextures.at(i));
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_gpuFBO->gpuColorViews[i] = colorTexture->gpuTextureView();
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GLES3Device::getInstance()->framebufferHub()->connect(colorTexture->gpuTexture(), _gpuFBO);
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}
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if (_depthStencilTexture) {
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auto *depthTexture = static_cast<GLES3Texture *>(_depthStencilTexture);
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_gpuFBO->gpuDepthStencilView = depthTexture->gpuTextureView();
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GLES3Device::getInstance()->framebufferHub()->connect(depthTexture->gpuTexture(), _gpuFBO);
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}
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if (_depthStencilResolveTexture) {
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auto *depthTexture = static_cast<GLES3Texture *>(_depthStencilResolveTexture);
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_gpuFBO->gpuDepthStencilResolveView = depthTexture->gpuTextureView();
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GLES3Device::getInstance()->framebufferHub()->connect(depthTexture->gpuTexture(), _gpuFBO);
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}
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cmdFuncGLES3CreateFramebuffer(GLES3Device::getInstance(), _gpuFBO);
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}
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void GLES3Framebuffer::doDestroy() {
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if (_gpuFBO) {
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cmdFuncGLES3DestroyFramebuffer(GLES3Device::getInstance(), _gpuFBO);
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for (auto &texture : _colorTextures) {
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auto *colorTexture = static_cast<GLES3Texture *>(texture);
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GLES3Device::getInstance()->framebufferHub()->disengage(colorTexture->gpuTexture(), _gpuFBO);
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}
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if (_depthStencilTexture) {
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auto *depthTexture = static_cast<GLES3Texture *>(_depthStencilTexture);
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GLES3Device::getInstance()->framebufferHub()->disengage(depthTexture->gpuTexture(), _gpuFBO);
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}
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if (_depthStencilResolveTexture) {
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auto *depthTexture = static_cast<GLES3Texture *>(_depthStencilResolveTexture);
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GLES3Device::getInstance()->framebufferHub()->disengage(depthTexture->gpuTexture(), _gpuFBO);
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}
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delete _gpuFBO;
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_gpuFBO = nullptr;
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}
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}
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} // namespace gfx
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} // namespace cc
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