mirror of https://github.com/axmolengine/axmol.git
80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
/****************************************************************************
|
|
Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
|
|
|
|
https://axis-project.github.io/
|
|
|
|
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.
|
|
****************************************************************************/
|
|
|
|
#pragma once
|
|
|
|
#include <array>
|
|
#include <vector>
|
|
|
|
#include "Macros.h"
|
|
#include "Types.h"
|
|
|
|
NS_AX_BACKEND_BEGIN
|
|
|
|
class TextureBackend;
|
|
/**
|
|
* @addtogroup _backend
|
|
* @{
|
|
*/
|
|
|
|
struct RenderPassFlags
|
|
{
|
|
/**
|
|
* bitmask indicating which buffers to clear at the beginning of a render pass.
|
|
* This implies discard.
|
|
*/
|
|
TargetBufferFlags clear;
|
|
|
|
/**
|
|
* bitmask indicating which buffers to discard at the beginning of a render pass.
|
|
* Discarded buffers have uninitialized content, they must be entirely drawn over or cleared.
|
|
*/
|
|
TargetBufferFlags discardStart;
|
|
|
|
/**
|
|
* bitmask indicating which buffers to discard at the end of a render pass.
|
|
* Discarded buffers' content becomes invalid, they must not be read from again.
|
|
*/
|
|
TargetBufferFlags discardEnd;
|
|
};
|
|
|
|
/**
|
|
* Store values about color, depth and stencil attachment.
|
|
*/
|
|
struct RenderPassDescriptor
|
|
{
|
|
RenderPassDescriptor& operator=(const RenderPassDescriptor& descriptor) = default;
|
|
bool operator==(const RenderPassDescriptor& descriptor) const;
|
|
|
|
float clearDepthValue = 0.f;
|
|
float clearStencilValue = 0.f;
|
|
std::array<float, 4> clearColorValue{{0.f, 0.f, 0.f, 0.f}}; // double-braces required in C++11
|
|
|
|
// Now, only clear flag used
|
|
RenderPassFlags flags{};
|
|
};
|
|
// end of _backend group
|
|
/// @}
|
|
NS_AX_BACKEND_END
|