mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-12 07:34:36 +00:00
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/*
|
|
** DrawSky code generation
|
|
** Copyright (c) 2016 Magnus Norddahl
|
|
**
|
|
** This software is provided 'as-is', without any express or implied
|
|
** warranty. In no event will the authors be held liable for any damages
|
|
** arising from the use of this software.
|
|
**
|
|
** Permission is granted to anyone to use this software for any purpose,
|
|
** including commercial applications, and to alter it and redistribute it
|
|
** freely, subject to the following restrictions:
|
|
**
|
|
** 1. The origin of this software must not be misrepresented; you must not
|
|
** claim that you wrote the original software. If you use this software
|
|
** in a product, an acknowledgment in the product documentation would be
|
|
** appreciated but is not required.
|
|
** 2. Altered source versions must be plainly marked as such, and must not be
|
|
** misrepresented as being the original software.
|
|
** 3. This notice may not be removed or altered from any source distribution.
|
|
**
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "drawercodegen.h"
|
|
|
|
enum class DrawSkyVariant
|
|
{
|
|
Single,
|
|
Double
|
|
};
|
|
|
|
class DrawSkyCodegen : public DrawerCodegen
|
|
{
|
|
public:
|
|
void Generate(DrawSkyVariant variant, bool fourColumns, SSAValue args, SSAValue thread_data);
|
|
|
|
private:
|
|
void Loop(DrawSkyVariant variant, bool fourColumns);
|
|
SSAVec4i Sample(SSAInt frac, int index, DrawSkyVariant variant);
|
|
SSAVec4i FadeOut(SSAInt frac, SSAVec4i color);
|
|
|
|
SSAStack<SSAInt> stack_index, stack_frac[4];
|
|
|
|
SSAUBytePtr dest;
|
|
SSAUBytePtr source0[4];
|
|
SSAUBytePtr source1[4];
|
|
SSAInt pitch;
|
|
SSAInt count;
|
|
SSAInt dest_y;
|
|
SSAInt texturefrac[4];
|
|
SSAInt iscale[4];
|
|
SSAInt textureheight0;
|
|
SSAInt maxtextureheight1;
|
|
SSAVec4i top_color;
|
|
SSAVec4i bottom_color;
|
|
SSAWorkerThread thread;
|
|
|
|
SSAInt fracstep[4];
|
|
};
|