mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-15 00:51:24 +00:00
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
|
|
** DrawWall 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 DrawWallVariant
|
|
{
|
|
Opaque,
|
|
Masked,
|
|
Add,
|
|
AddClamp,
|
|
SubClamp,
|
|
RevSubClamp
|
|
};
|
|
|
|
class DrawWallCodegen : public DrawerCodegen
|
|
{
|
|
public:
|
|
void Generate(DrawWallVariant variant, SSAValue args, SSAValue thread_data);
|
|
|
|
private:
|
|
void LoopShade(DrawWallVariant variant, bool isSimpleShade);
|
|
void Loop(DrawWallVariant variant, bool isSimpleShade, bool isNearestFilter);
|
|
SSAVec4i Sample(SSAInt frac, bool isNearestFilter);
|
|
SSAVec4i SampleLinear(SSAUBytePtr col0, SSAUBytePtr col1, SSAInt texturefracx, SSAInt texturefracy, SSAInt one, SSAInt height);
|
|
SSAVec4i Shade(SSAVec4i fg, bool isSimpleShade);
|
|
SSAVec4i Blend(SSAVec4i fg, SSAVec4i bg, DrawWallVariant variant);
|
|
|
|
SSAStack<SSAInt> stack_index, stack_frac, stack_light_index;
|
|
SSAStack<SSAVec4i> stack_lit_color;
|
|
SSAStack<SSAFloat> stack_z;
|
|
|
|
SSAUBytePtr dest;
|
|
SSAUBytePtr source;
|
|
SSAUBytePtr source2;
|
|
SSAInt pitch;
|
|
SSAInt count;
|
|
SSAInt dest_y;
|
|
SSAInt texturefrac;
|
|
SSAInt texturefracx;
|
|
SSAInt iscale;
|
|
SSAInt textureheight;
|
|
SSAInt light;
|
|
SSAInt srcalpha;
|
|
SSAInt destalpha;
|
|
SSABool is_simple_shade;
|
|
SSABool is_nearest_filter;
|
|
SSAShadeConstants shade_constants;
|
|
SSAWorkerThread thread;
|
|
|
|
SSAInt fracstep;
|
|
SSAInt one;
|
|
|
|
SSAFloat start_z, step_z;
|
|
|
|
SSAValue dynlights; // TriLight*
|
|
SSAInt num_dynlights;
|
|
SSAFloat z;
|
|
};
|