mirror of
https://github.com/libretro/ppsspp.git
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f55b6a0dbc
This makes it almost build on Windows, but not quite. Some required files excluded from build, still.
156 lines
3.7 KiB
C++
156 lines
3.7 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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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, version 2.0 or later versions.
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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 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include "GPU/GPUState.h"
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#include "Globals.h"
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#include "base/basictypes.h"
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#include "Core/Reporting.h"
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#include "GPU/Common/VertexDecoderCommon.h"
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namespace DX9 {
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class VertexDecoderDX9;
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typedef void (VertexDecoderDX9::*StepFunction)() const;
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// Right now
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// - compiles into list of called functions
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// Future TODO
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// - will compile into lighting fast specialized x86 and ARM
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class VertexDecoderDX9
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{
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public:
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VertexDecoderDX9() : coloff(0), nrmoff(0), posoff(0) {}
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~VertexDecoderDX9() {}
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// prim is needed knowledge for a performance hack (PrescaleUV)
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void SetVertexType(u32 vtype);
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u32 VertexType() const { return fmt_; }
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const DecVtxFormat &GetDecVtxFmt() { return decFmt; }
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void DecodeVerts(u8 *decoded, const void *verts, int indexLowerBound, int indexUpperBound) const;
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// This could be easily generalized to inject any one component. Don't know another use for it though.
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u32 InjectUVs(u8 *decoded, const void *verts, float *customuv, int count) const;
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bool hasColor() const { return col != 0; }
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int VertexSize() const { return size; } // PSP format size
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void Step_WeightsU8() const;
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void Step_WeightsU16() const;
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void Step_WeightsFloat() const;
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void Step_TcU8() const;
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void Step_TcU16() const;
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void Step_TcFloat() const;
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void Step_TcU8Prescale() const;
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void Step_TcU16Prescale() const;
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void Step_TcFloatPrescale() const;
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void Step_TcU16Double() const;
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void Step_TcU16Through() const;
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void Step_TcU16ThroughDouble() const;
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void Step_TcFloatThrough() const;
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// TODO: tcmorph
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void Step_Color4444() const;
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void Step_Color565() const;
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void Step_Color5551() const;
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void Step_Color8888() const;
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void Step_Color4444Morph() const;
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void Step_Color565Morph() const;
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void Step_Color5551Morph() const;
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void Step_Color8888Morph() const;
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void Step_NormalS8() const;
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void Step_NormalS16() const;
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void Step_NormalFloat() const;
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void Step_NormalS8Morph() const;
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void Step_NormalS16Morph() const;
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void Step_NormalFloatMorph() const;
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void Step_PosS8() const;
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void Step_PosS16() const;
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void Step_PosFloat() const;
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void Step_PosS8Morph() const;
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void Step_PosS16Morph() const;
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void Step_PosFloatMorph() const;
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void Step_PosS8Through() const;
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void Step_PosS16Through() const;
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void Step_PosFloatThrough() const;
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void ResetStats() {
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memset(stats_, 0, sizeof(stats_));
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}
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void IncrementStat(int stat, int amount) {
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stats_[stat] += amount;
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}
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// output must be big for safety.
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// Returns number of chars written.
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// Ugly for speed.
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int ToString(char *output) const;
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// Mutable decoder state
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mutable u8 *decoded_;
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mutable const u8 *ptr_;
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// "Immutable" state, set at startup
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// The decoding steps
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StepFunction steps_[5];
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int numSteps_;
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u32 fmt_;
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DecVtxFormat decFmt;
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bool throughmode;
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int biggest;
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int size;
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int onesize_;
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int weightoff;
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int tcoff;
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int coloff;
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int nrmoff;
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int posoff;
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int tc;
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int col;
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int nrm;
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int pos;
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int weighttype;
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int idx;
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int morphcount;
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int nweights;
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int stats_[NUM_VERTEX_DECODER_STATS];
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};
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};
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