2019-11-23 20:27:39 +08:00
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/****************************************************************************
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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2022-10-01 16:24:52 +08:00
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https://axmolengine.github.io/
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2019-11-23 20:27:39 +08:00
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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
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, 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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2023-06-11 13:08:08 +08:00
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#include "renderer/CustomCommand.h"
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#include "renderer/TextureAtlas.h"
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#include "renderer/backend/Buffer.h"
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#include "renderer/backend/DriverBase.h"
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#include "base/Utils.h"
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2020-09-25 11:07:56 +08:00
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#include <stddef.h>
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2022-07-11 17:50:21 +08:00
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NS_AX_BEGIN
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CustomCommand::CustomCommand()
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{
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_type = RenderCommand::Type::CUSTOM_COMMAND;
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}
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CustomCommand::~CustomCommand()
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{
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AX_SAFE_RELEASE(_vertexBuffer);
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AX_SAFE_RELEASE(_indexBuffer);
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}
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2020-10-06 16:46:38 +08:00
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CustomCommand::CustomCommand(const CustomCommand& rhs)
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{
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this->assign(rhs);
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}
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2020-08-19 11:42:32 +08:00
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CustomCommand::CustomCommand(CustomCommand&& rhs)
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{
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this->assign(std::move(rhs));
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}
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CustomCommand& CustomCommand::operator=(const CustomCommand& rhs)
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{
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this->assign(rhs);
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return *this;
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}
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CustomCommand& CustomCommand::operator=(CustomCommand&& rhs)
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{
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this->assign(std::move(rhs));
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return *this;
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}
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2020-09-16 22:57:55 +08:00
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// Note: The use of offsetof below is technically undefined until C++17
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// because State is not a standard layout type. However, all compilers
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// currently provide well-defined behavior as an extension (which is
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// demonstrated since constexpr evaluation must diagnose all undefined
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// behavior). However, GCC and Clang also warn about this use of offsetof,
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// which must be suppressed.
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// see also: https://github.com/google/benchmark/pull/629
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#if defined(__INTEL_COMPILER)
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# pragma warning push
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# pragma warning(disable : 1875)
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#elif defined(__GNUC__)
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# pragma GCC diagnostic push
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# pragma GCC diagnostic ignored "-Winvalid-offsetof"
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#endif
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void CustomCommand::assign(const CustomCommand& rhs)
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{
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if (this != &rhs)
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{
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auto podOffset = offsetof(CustomCommand, _type);
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auto podSize = offsetof(CustomCommand, _beforeCallback) - podOffset;
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memcpy((uint8_t*)this + podOffset, (const uint8_t*)&rhs + podOffset, podSize);
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AX_SAFE_RETAIN(_vertexBuffer);
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AX_SAFE_RETAIN(_indexBuffer);
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_beforeCallback = rhs._beforeCallback;
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_afterCallback = rhs._afterCallback;
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}
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}
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void CustomCommand::assign(CustomCommand&& rhs)
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{
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if (this != &rhs)
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{
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auto podOffset = offsetof(CustomCommand, _type);
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auto podSize = offsetof(CustomCommand, _beforeCallback) - podOffset;
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memcpy((uint8_t*)this + podOffset, (const uint8_t*)&rhs + podOffset, podSize);
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_beforeCallback = std::move(rhs._beforeCallback);
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_afterCallback = std::move(rhs._afterCallback);
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rhs._vertexBuffer = rhs._indexBuffer = nullptr;
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rhs._pipelineDescriptor.programState = nullptr;
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}
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}
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#if defined(__INTEL_COMPILER)
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# pragma warning pop
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#elif defined(__GNUC__)
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# pragma GCC diagnostic pop
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#endif
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2022-08-08 18:02:17 +08:00
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void CustomCommand::init(float depth, const ax::Mat4& modelViewTransform, unsigned int flags)
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{
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RenderCommand::init(depth, modelViewTransform, flags);
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}
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void CustomCommand::init(float globalZOrder)
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{
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_globalOrder = globalZOrder;
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}
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void CustomCommand::init(float globalZOrder, const BlendFunc& blendFunc)
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{
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_globalOrder = globalZOrder;
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auto& blendDescriptor = _pipelineDescriptor.blendDescriptor;
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blendDescriptor.blendEnabled = true;
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blendDescriptor.sourceRGBBlendFactor = blendDescriptor.sourceAlphaBlendFactor = blendFunc.src;
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blendDescriptor.destinationRGBBlendFactor = blendDescriptor.destinationAlphaBlendFactor = blendFunc.dst;
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}
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void CustomCommand::createVertexBuffer(std::size_t vertexSize, std::size_t capacity, BufferUsage usage)
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{
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AX_SAFE_RELEASE(_vertexBuffer);
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_vertexCapacity = capacity;
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_vertexDrawCount = capacity;
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_vertexBuffer = backend::DriverBase::getInstance()->newBuffer(vertexSize * capacity, backend::BufferType::VERTEX, usage);
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}
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void CustomCommand::createIndexBuffer(IndexFormat format, std::size_t capacity, BufferUsage usage)
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{
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AX_SAFE_RELEASE(_indexBuffer);
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_indexFormat = format;
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_indexSize = computeIndexSize();
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_indexCapacity = capacity;
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_indexDrawCount = capacity;
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_indexBuffer = backend::DriverBase::getInstance()->newBuffer(_indexSize * capacity, backend::BufferType::INDEX, usage);
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}
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void CustomCommand::updateVertexBuffer(void* data, std::size_t offset, std::size_t length)
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{
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assert(_vertexBuffer);
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_vertexBuffer->updateSubData(data, offset, length);
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}
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void CustomCommand::updateIndexBuffer(void* data, std::size_t offset, std::size_t length)
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{
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assert(_indexBuffer);
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_indexBuffer->updateSubData(data, offset, length);
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}
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void CustomCommand::setVertexBuffer(backend::Buffer* vertexBuffer)
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{
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if (_vertexBuffer == vertexBuffer)
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return;
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AX_SAFE_RELEASE(_vertexBuffer);
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_vertexBuffer = vertexBuffer;
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AX_SAFE_RETAIN(_vertexBuffer);
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}
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void CustomCommand::setIndexBuffer(backend::Buffer* indexBuffer, IndexFormat format)
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{
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if (_indexBuffer == indexBuffer && _indexFormat == format)
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return;
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AX_SAFE_RELEASE(_indexBuffer);
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_indexBuffer = indexBuffer;
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AX_SAFE_RETAIN(_indexBuffer);
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_indexFormat = format;
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_indexSize = computeIndexSize();
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}
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void CustomCommand::updateVertexBuffer(void* data, std::size_t length)
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{
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assert(_vertexBuffer);
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_vertexBuffer->updateData(data, length);
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}
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void CustomCommand::updateIndexBuffer(void* data, std::size_t length)
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{
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assert(_indexBuffer);
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_indexBuffer->updateData(data, length);
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}
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std::size_t CustomCommand::computeIndexSize() const
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{
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if (IndexFormat::U_SHORT == _indexFormat)
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return sizeof(unsigned short);
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else
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return sizeof(unsigned int);
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}
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2022-07-11 17:50:21 +08:00
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NS_AX_END
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