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548 lines
17 KiB
C++
548 lines
17 KiB
C++
/*
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** Drawer commands for the RT family of drawers
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** Copyright (c) 2016 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#pragma once
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#include "r_draw.h"
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#include "v_palette.h"
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#include "r_thread.h"
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#include "r_drawers.h"
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#ifndef NO_SSE
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#include <immintrin.h>
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#endif
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struct FSpecialColormap;
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EXTERN_CVAR(Bool, r_mipmap)
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EXTERN_CVAR(Float, r_lod_bias)
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namespace swrenderer
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{
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// Give the compiler a strong hint we want these functions inlined:
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#ifndef FORCEINLINE
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#if defined(_MSC_VER)
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#define FORCEINLINE __forceinline
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#elif defined(__GNUC__)
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#define FORCEINLINE __attribute__((always_inline)) inline
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#else
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#define FORCEINLINE inline
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#endif
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#endif
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// Promise compiler we have no aliasing of this pointer
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#ifndef RESTRICT
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#if defined(_MSC_VER)
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#define RESTRICT __restrict
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#elif defined(__GNUC__)
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#define RESTRICT __restrict__
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#else
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#define RESTRICT
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#endif
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#endif
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#define DECLARE_DRAW_COMMAND(name, func, base) \
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class name##LLVMCommand : public base \
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{ \
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public: \
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using base::base; \
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void Execute(DrawerThread *thread) override \
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{ \
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WorkerThreadData d = ThreadData(thread); \
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Drawers::Instance()->func(&args, &d); \
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} \
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};
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class DrawSpanLLVMCommand : public DrawerCommand
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{
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public:
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DrawSpanLLVMCommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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protected:
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DrawSpanArgs args;
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private:
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inline static bool sampler_setup(const uint32_t * &source, int &xbits, int &ybits, bool mipmapped);
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};
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class DrawSpanMaskedLLVMCommand : public DrawSpanLLVMCommand
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{
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public:
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void Execute(DrawerThread *thread) override;
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};
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class DrawSpanTranslucentLLVMCommand : public DrawSpanLLVMCommand
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{
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public:
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void Execute(DrawerThread *thread) override;
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};
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class DrawSpanMaskedTranslucentLLVMCommand : public DrawSpanLLVMCommand
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{
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public:
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void Execute(DrawerThread *thread) override;
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};
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class DrawSpanAddClampLLVMCommand : public DrawSpanLLVMCommand
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{
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public:
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void Execute(DrawerThread *thread) override;
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};
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class DrawSpanMaskedAddClampLLVMCommand : public DrawSpanLLVMCommand
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{
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public:
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void Execute(DrawerThread *thread) override;
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};
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class DrawWall4LLVMCommand : public DrawerCommand
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{
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protected:
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DrawWallArgs args;
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WorkerThreadData ThreadData(DrawerThread *thread);
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public:
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DrawWall4LLVMCommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawWall1LLVMCommand : public DrawerCommand
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{
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protected:
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DrawWallArgs args;
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WorkerThreadData ThreadData(DrawerThread *thread);
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public:
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DrawWall1LLVMCommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawColumnLLVMCommand : public DrawerCommand
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{
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protected:
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DrawColumnArgs args;
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WorkerThreadData ThreadData(DrawerThread *thread);
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FString DebugInfo() override;
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public:
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DrawColumnLLVMCommand();
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void Execute(DrawerThread *thread) override;
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};
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class DrawSkyLLVMCommand : public DrawerCommand
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{
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protected:
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DrawSkyArgs args;
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WorkerThreadData ThreadData(DrawerThread *thread);
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public:
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DrawSkyLLVMCommand(uint32_t solid_top, uint32_t solid_bottom);
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FString DebugInfo() override;
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};
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DECLARE_DRAW_COMMAND(DrawWallMasked4, mvlinec4, DrawWall4LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallAdd4, tmvline4_add, DrawWall4LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallAddClamp4, tmvline4_addclamp, DrawWall4LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallSubClamp4, tmvline4_subclamp, DrawWall4LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallRevSubClamp4, tmvline4_revsubclamp, DrawWall4LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallMasked1, mvlinec1, DrawWall1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallAdd1, tmvline1_add, DrawWall1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallAddClamp1, tmvline1_addclamp, DrawWall1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallSubClamp1, tmvline1_subclamp, DrawWall1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawWallRevSubClamp1, tmvline1_revsubclamp, DrawWall1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnAdd, DrawColumnAdd, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnTranslated, DrawColumnTranslated, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnTlatedAdd, DrawColumnTlatedAdd, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnShaded, DrawColumnShaded, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnAddClamp, DrawColumnAddClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnAddClampTranslated, DrawColumnAddClampTranslated, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnSubClamp, DrawColumnSubClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnSubClampTranslated, DrawColumnSubClampTranslated, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRevSubClamp, DrawColumnRevSubClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRevSubClampTranslated, DrawColumnRevSubClampTranslated, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(FillColumn, FillColumn, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(FillColumnAdd, FillColumnAdd, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(FillColumnAddClamp, FillColumnAddClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(FillColumnSubClamp, FillColumnSubClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(FillColumnRevSubClamp, FillColumnRevSubClamp, DrawColumnLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawSingleSky1, DrawSky1, DrawSkyLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawSingleSky4, DrawSky4, DrawSkyLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawDoubleSky1, DrawDoubleSky1, DrawSkyLLVMCommand);
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DECLARE_DRAW_COMMAND(DrawDoubleSky4, DrawDoubleSky4, DrawSkyLLVMCommand);
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class DrawFuzzColumnRGBACommand : public DrawerCommand
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{
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int _x;
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int _yl;
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int _yh;
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uint8_t * RESTRICT _destorg;
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int _pitch;
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int _fuzzpos;
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int _fuzzviewheight;
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public:
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DrawFuzzColumnRGBACommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class FillSpanRGBACommand : public DrawerCommand
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{
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int _x1;
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int _x2;
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int _y;
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uint8_t * RESTRICT _destorg;
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fixed_t _light;
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int _color;
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public:
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FillSpanRGBACommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawSlabRGBACommand : public DrawerCommand
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{
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int _dx;
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fixed_t _v;
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int _dy;
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fixed_t _vi;
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const uint8_t *_voxelptr;
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uint32_t *_p;
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ShadeConstants _shade_constants;
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const uint8_t *_colormap;
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fixed_t _light;
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int _pitch;
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int _start_y;
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public:
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DrawSlabRGBACommand(int dx, fixed_t v, int dy, fixed_t vi, const uint8_t *vptr, uint8_t *p, ShadeConstants shade_constants, const uint8_t *colormap, fixed_t light);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawFogBoundaryLineRGBACommand : public DrawerCommand
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{
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int _y;
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int _x;
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int _x2;
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uint8_t * RESTRICT _destorg;
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fixed_t _light;
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ShadeConstants _shade_constants;
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public:
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DrawFogBoundaryLineRGBACommand(int y, int x, int x2);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawTiltedSpanRGBACommand : public DrawerCommand
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{
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int _x1;
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int _x2;
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int _y;
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uint8_t * RESTRICT _destorg;
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fixed_t _light;
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ShadeConstants _shade_constants;
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FVector3 _plane_sz;
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FVector3 _plane_su;
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FVector3 _plane_sv;
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bool _plane_shade;
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int _planeshade;
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float _planelightfloat;
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fixed_t _pviewx;
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fixed_t _pviewy;
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int _xbits;
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int _ybits;
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const uint32_t * RESTRICT _source;
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public:
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DrawTiltedSpanRGBACommand(int y, int x1, int x2, const FVector3 &plane_sz, const FVector3 &plane_su, const FVector3 &plane_sv, bool plane_shade, int planeshade, float planelightfloat, fixed_t pviewx, fixed_t pviewy);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class DrawColoredSpanRGBACommand : public DrawerCommand
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{
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int _y;
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int _x1;
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int _x2;
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uint8_t * RESTRICT _destorg;
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fixed_t _light;
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int _color;
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public:
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DrawColoredSpanRGBACommand(int y, int x1, int x2);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class FillTransColumnRGBACommand : public DrawerCommand
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{
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int _x;
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int _y1;
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int _y2;
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int _color;
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int _a;
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uint8_t * RESTRICT _destorg;
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int _pitch;
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fixed_t _light;
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public:
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FillTransColumnRGBACommand(int x, int y1, int y2, int color, int a);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class ApplySpecialColormapRGBACommand : public DrawerCommand
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{
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uint8_t *buffer;
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int pitch;
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int width;
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int height;
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int start_red;
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int start_green;
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int start_blue;
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int end_red;
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int end_green;
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int end_blue;
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public:
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ApplySpecialColormapRGBACommand(FSpecialColormap *colormap, DFrameBuffer *screen);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override { return "ApplySpecialColormapRGBACommand"; }
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};
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template<typename CommandType, typename BlendMode>
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class DrawerBlendCommand : public CommandType
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{
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public:
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void Execute(DrawerThread *thread) override
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{
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typename CommandType::LoopIterator loop(this, thread);
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if (!loop) return;
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BlendMode blend(*this, loop);
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do
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{
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blend.Blend(*this, loop);
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} while (loop.next());
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}
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};
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class DrawColumnRt1LLVMCommand : public DrawerCommand
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{
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protected:
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DrawColumnArgs args;
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WorkerThreadData ThreadData(DrawerThread *thread);
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public:
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DrawColumnRt1LLVMCommand(int hx, int sx, int yl, int yh);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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DECLARE_DRAW_COMMAND(DrawColumnRt1Copy, DrawColumnRt1Copy, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1Add, DrawColumnRt1Add, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1Shaded, DrawColumnRt1Shaded, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1AddClamp, DrawColumnRt1AddClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1SubClamp, DrawColumnRt1SubClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1RevSubClamp, DrawColumnRt1RevSubClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1Translated, DrawColumnRt1Translated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1TlatedAdd, DrawColumnRt1TlatedAdd, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1AddClampTranslated, DrawColumnRt1AddClampTranslated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1SubClampTranslated, DrawColumnRt1SubClampTranslated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt1RevSubClampTranslated, DrawColumnRt1RevSubClampTranslated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4, DrawColumnRt4, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4Copy, DrawColumnRt4Copy, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4Add, DrawColumnRt4Add, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4Shaded, DrawColumnRt4Shaded, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4AddClamp, DrawColumnRt4AddClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4SubClamp, DrawColumnRt4SubClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4RevSubClamp, DrawColumnRt4RevSubClamp, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4Translated, DrawColumnRt4Translated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4TlatedAdd, DrawColumnRt4TlatedAdd, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4AddClampTranslated, DrawColumnRt4AddClampTranslated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4SubClampTranslated, DrawColumnRt4SubClampTranslated, DrawColumnRt1LLVMCommand);
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DECLARE_DRAW_COMMAND(DrawColumnRt4RevSubClampTranslated, DrawColumnRt4RevSubClampTranslated, DrawColumnRt1LLVMCommand);
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/////////////////////////////////////////////////////////////////////////////
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class RtInitColsRGBACommand : public DrawerCommand
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{
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BYTE * RESTRICT buff;
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public:
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RtInitColsRGBACommand(BYTE *buff);
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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template<typename InputPixelType>
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class DrawColumnHorizRGBACommand : public DrawerCommand
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{
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int _count;
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fixed_t _iscale;
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fixed_t _texturefrac;
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const InputPixelType * RESTRICT _source;
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int _x;
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int _yl;
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int _yh;
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public:
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DrawColumnHorizRGBACommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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class FillColumnHorizRGBACommand : public DrawerCommand
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{
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int _x;
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int _yl;
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int _yh;
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int _count;
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uint32_t _color;
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public:
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FillColumnHorizRGBACommand();
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void Execute(DrawerThread *thread) override;
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FString DebugInfo() override;
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};
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/////////////////////////////////////////////////////////////////////////////
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// Pixel shading inline functions:
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class LightBgra
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{
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public:
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// calculates the light constant passed to the shade_pal_index function
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FORCEINLINE static uint32_t calc_light_multiplier(dsfixed_t light)
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{
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return 256 - (light >> (FRACBITS - 8));
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}
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// Calculates a ARGB8 color for the given palette index and light multiplier
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FORCEINLINE static uint32_t shade_pal_index_simple(uint32_t index, uint32_t light)
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{
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const PalEntry &color = GPalette.BaseColors[index];
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uint32_t red = color.r;
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uint32_t green = color.g;
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uint32_t blue = color.b;
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red = red * light / 256;
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green = green * light / 256;
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blue = blue * light / 256;
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return 0xff000000 | (red << 16) | (green << 8) | blue;
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}
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// Calculates a ARGB8 color for the given palette index, light multiplier and dynamic colormap
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FORCEINLINE static uint32_t shade_pal_index(uint32_t index, uint32_t light, const ShadeConstants &constants)
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{
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const PalEntry &color = GPalette.BaseColors[index];
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uint32_t alpha = color.d & 0xff000000;
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uint32_t red = color.r;
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uint32_t green = color.g;
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uint32_t blue = color.b;
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if (constants.simple_shade)
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{
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red = red * light / 256;
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green = green * light / 256;
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blue = blue * light / 256;
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}
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else
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{
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uint32_t inv_light = 256 - light;
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uint32_t inv_desaturate = 256 - constants.desaturate;
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|
uint32_t intensity = ((red * 77 + green * 143 + blue * 37) >> 8) * constants.desaturate;
|
|
|
|
red = (red * inv_desaturate + intensity) / 256;
|
|
green = (green * inv_desaturate + intensity) / 256;
|
|
blue = (blue * inv_desaturate + intensity) / 256;
|
|
|
|
red = (constants.fade_red * inv_light + red * light) / 256;
|
|
green = (constants.fade_green * inv_light + green * light) / 256;
|
|
blue = (constants.fade_blue * inv_light + blue * light) / 256;
|
|
|
|
red = (red * constants.light_red) / 256;
|
|
green = (green * constants.light_green) / 256;
|
|
blue = (blue * constants.light_blue) / 256;
|
|
}
|
|
return alpha | (red << 16) | (green << 8) | blue;
|
|
}
|
|
|
|
FORCEINLINE static uint32_t shade_bgra_simple(uint32_t color, uint32_t light)
|
|
{
|
|
uint32_t red = RPART(color) * light / 256;
|
|
uint32_t green = GPART(color) * light / 256;
|
|
uint32_t blue = BPART(color) * light / 256;
|
|
return 0xff000000 | (red << 16) | (green << 8) | blue;
|
|
}
|
|
|
|
FORCEINLINE static uint32_t shade_bgra(uint32_t color, uint32_t light, const ShadeConstants &constants)
|
|
{
|
|
uint32_t alpha = color & 0xff000000;
|
|
uint32_t red = (color >> 16) & 0xff;
|
|
uint32_t green = (color >> 8) & 0xff;
|
|
uint32_t blue = color & 0xff;
|
|
if (constants.simple_shade)
|
|
{
|
|
red = red * light / 256;
|
|
green = green * light / 256;
|
|
blue = blue * light / 256;
|
|
}
|
|
else
|
|
{
|
|
uint32_t inv_light = 256 - light;
|
|
uint32_t inv_desaturate = 256 - constants.desaturate;
|
|
|
|
uint32_t intensity = ((red * 77 + green * 143 + blue * 37) >> 8) * constants.desaturate;
|
|
|
|
red = (red * inv_desaturate + intensity) / 256;
|
|
green = (green * inv_desaturate + intensity) / 256;
|
|
blue = (blue * inv_desaturate + intensity) / 256;
|
|
|
|
red = (constants.fade_red * inv_light + red * light) / 256;
|
|
green = (constants.fade_green * inv_light + green * light) / 256;
|
|
blue = (constants.fade_blue * inv_light + blue * light) / 256;
|
|
|
|
red = (red * constants.light_red) / 256;
|
|
green = (green * constants.light_green) / 256;
|
|
blue = (blue * constants.light_blue) / 256;
|
|
}
|
|
return alpha | (red << 16) | (green << 8) | blue;
|
|
}
|
|
};
|
|
}
|