mirror of https://github.com/PCSX2/pcsx2.git
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/*
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* Copyright (C) 2007-2009 Gabest
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* http://www.gabest.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Make; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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*/
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#pragma once
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#include "GSDrawingContext.h"
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#include "GSVertex.h"
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#include "GSVertexSW.h"
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#include "GSVertexHW.h"
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#include "GSFunctionMap.h"
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class GSState;
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__aligned(class, 32) GSVertexTrace : public GSAlignedClass<32>
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{
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public:
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struct Vertex {GSVector4i c; GSVector4 p, t;};
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struct VertexAlpha {int min, max; bool valid;};
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protected:
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const GSState* m_state;
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static const GSVector4 s_minmax;
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typedef void (GSVertexTrace::*FindMinMaxPtr)(const void* vertex, const uint32* index, int count);
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FindMinMaxPtr m_fmm[2][2][2][2][4];
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template<GS_PRIM_CLASS primclass, uint32 iip, uint32 tme, uint32 fst, uint32 color>
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void FindMinMax(const void* vertex, const uint32* index, int count);
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public:
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GS_PRIM_CLASS m_primclass;
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Vertex m_min;
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Vertex m_max;
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VertexAlpha m_alpha; // source alpha range after tfx, GSRenderer::GetAlphaMinMax() updates it
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union
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{
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uint32 value;
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struct {uint32 r:4, g:4, b:4, a:4, x:1, y:1, z:1, f:1, s:1, t:1, q:1, _pad:1;};
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struct {uint32 rgba:16, xyzf:4, stq:4;};
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} m_eq;
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union
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{
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struct {uint32 mmag:1, mmin:1, linear:1;};
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} m_filter;
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GSVector2 m_lod; // x = min, y = max
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public:
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GSVertexTrace(const GSState* state);
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virtual ~GSVertexTrace() {}
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void Update(const void* vertex, const uint32* index, int count, GS_PRIM_CLASS primclass);
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bool IsLinear() const {return m_filter.linear;}
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};
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