243 lines
7.6 KiB
C++
243 lines
7.6 KiB
C++
// Copyright (C) 2003-2008 Dolphin Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
|
|
#ifndef VERTEXLOADER_POSITION_H
|
|
#define VERTEXLOADER_POSITION_H
|
|
|
|
#include "Common.h"
|
|
#include "VideoCommon.h"
|
|
#include "VertexLoader.h"
|
|
#include "VertexLoader_Position.h"
|
|
#include "NativeVertexWriter.h"
|
|
|
|
extern float posScale;
|
|
extern TVtxAttr *pVtxAttr;
|
|
|
|
// Thoughts on the implementation of a vertex loader compiler.
|
|
// s_pCurBufferPointer should definitely be in a register.
|
|
// Could load the position scale factor in XMM7, for example.
|
|
|
|
// The pointer inside DataReadU8 in another.
|
|
// Let's check out Pos_ReadDirect_UByte(). For Byte, replace MOVZX with MOVSX.
|
|
|
|
/*
|
|
MOVZX(32, R(EAX), MOffset(ESI, 0));
|
|
MOVZX(32, R(EBX), MOffset(ESI, 1));
|
|
MOVZX(32, R(ECX), MOffset(ESI, 2));
|
|
MOVD(XMM0, R(EAX));
|
|
MOVD(XMM1, R(EBX));
|
|
MOVD(XMM2, R(ECX));
|
|
CVTDQ2PS(XMM0, XMM0);
|
|
CVTDQ2PS(XMM1, XMM1);
|
|
CVTDQ2PS(XMM2, XMM2);
|
|
MULSS(XMM0, XMM7);
|
|
MULSS(XMM1, XMM7);
|
|
MULSS(XMM2, XMM7);
|
|
MOVSS(MOffset(EDI, 0), XMM0);
|
|
MOVSS(MOffset(EDI, 4), XMM1);
|
|
MOVSS(MOffset(EDI, 8), XMM2);
|
|
|
|
Alternatively, lookup table:
|
|
MOVZX(32, R(EAX), MOffset(ESI, 0));
|
|
MOVZX(32, R(EBX), MOffset(ESI, 1));
|
|
MOVZX(32, R(ECX), MOffset(ESI, 2));
|
|
MOV(32, R(EAX), MComplex(LUTREG, EAX, 4));
|
|
MOV(32, R(EBX), MComplex(LUTREG, EBX, 4));
|
|
MOV(32, R(ECX), MComplex(LUTREG, ECX, 4));
|
|
MOV(MOffset(EDI, 0), XMM0);
|
|
MOV(MOffset(EDI, 4), XMM1);
|
|
MOV(MOffset(EDI, 8), XMM2);
|
|
|
|
SSE4:
|
|
PINSRB(XMM0, MOffset(ESI, 0), 0);
|
|
PINSRB(XMM0, MOffset(ESI, 1), 4);
|
|
PINSRB(XMM0, MOffset(ESI, 2), 8);
|
|
CVTDQ2PS(XMM0, XMM0);
|
|
<two unpacks here to sign extend>
|
|
MULPS(XMM0, XMM7);
|
|
MOVUPS(MOffset(EDI, 0), XMM0);
|
|
|
|
*/
|
|
|
|
// ==============================================================================
|
|
// Direct
|
|
// ==============================================================================
|
|
void LOADERDECL Pos_ReadDirect_UByte()
|
|
{
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = (float)DataReadU8() * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = (float)DataReadU8() * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = (float)DataReadU8() * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadDirect_Byte()
|
|
{
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = (float)(s8)DataReadU8() * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = (float)(s8)DataReadU8() * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = (float)(s8)DataReadU8() * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadDirect_UShort()
|
|
{
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = (float)DataReadU16() * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = (float)DataReadU16() * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = (float)DataReadU16() * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadDirect_Short()
|
|
{
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = (float)(s16)DataReadU16() * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = (float)(s16)DataReadU16() * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = (float)(s16)DataReadU16() * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadDirect_Float()
|
|
{
|
|
// No need to use floating point here.
|
|
((u32 *)VertexManager::s_pCurBufferPointer)[0] = DataReadU32();
|
|
((u32 *)VertexManager::s_pCurBufferPointer)[1] = DataReadU32();
|
|
if (pVtxAttr->PosElements)
|
|
((u32 *)VertexManager::s_pCurBufferPointer)[2] = DataReadU32();
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
template<class T>
|
|
inline void Pos_ReadIndex_Byte(int Index) {
|
|
const u8* pData = cached_arraybases[ARRAY_POSITION] + ((u32)Index * arraystrides[ARRAY_POSITION]);
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = ((float)(T)(*(pData))) * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = ((float)(T)(*(pData+1))) * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = ((float)(T)(*(pData+2))) * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
template<class T>
|
|
inline void Pos_ReadIndex_Short(int Index) {
|
|
const u16* pData = (const u16 *)(cached_arraybases[ARRAY_POSITION] + ((u32)Index * arraystrides[ARRAY_POSITION]));
|
|
((float*)VertexManager::s_pCurBufferPointer)[0] = ((float)(T)Common::swap16(*(pData))) * posScale;
|
|
((float*)VertexManager::s_pCurBufferPointer)[1] = ((float)(T)Common::swap16(*(pData+1))) * posScale;
|
|
if (pVtxAttr->PosElements)
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = ((float)(T)Common::swap16(*(pData+2))) * posScale;
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
inline void Pos_ReadIndex_Float(int Index) {
|
|
const u32* pData = (const u32 *)(cached_arraybases[ARRAY_POSITION] + (Index * arraystrides[ARRAY_POSITION]));
|
|
((u32*)VertexManager::s_pCurBufferPointer)[0] = Common::swap32(*(pData));
|
|
((u32*)VertexManager::s_pCurBufferPointer)[1] = Common::swap32(*(pData+1));
|
|
if (pVtxAttr->PosElements)
|
|
((u32*)VertexManager::s_pCurBufferPointer)[2] = Common::swap32(*(pData+2));
|
|
else
|
|
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f;
|
|
LOG_VTX();
|
|
VertexManager::s_pCurBufferPointer += 12;
|
|
}
|
|
|
|
// ==============================================================================
|
|
// Index 8
|
|
// ==============================================================================
|
|
void LOADERDECL Pos_ReadIndex8_UByte()
|
|
{
|
|
u8 Index = DataReadU8();
|
|
Pos_ReadIndex_Byte<u8>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex8_Byte()
|
|
{
|
|
u8 Index = DataReadU8();
|
|
Pos_ReadIndex_Byte<s8>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex8_UShort()
|
|
{
|
|
u8 Index = DataReadU8();
|
|
Pos_ReadIndex_Short<u16>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex8_Short()
|
|
{
|
|
u8 Index = DataReadU8();
|
|
Pos_ReadIndex_Short<s16>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex8_Float()
|
|
{
|
|
u8 Index = DataReadU8();
|
|
Pos_ReadIndex_Float(Index);
|
|
}
|
|
|
|
// ==============================================================================
|
|
// Index 16
|
|
// ==============================================================================
|
|
|
|
void LOADERDECL Pos_ReadIndex16_UByte(){
|
|
u16 Index = DataReadU16();
|
|
Pos_ReadIndex_Byte<u8>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex16_Byte(){
|
|
u16 Index = DataReadU16();
|
|
Pos_ReadIndex_Byte<s8>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex16_UShort(){
|
|
u16 Index = DataReadU16();
|
|
Pos_ReadIndex_Short<u16>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex16_Short()
|
|
{
|
|
u16 Index = DataReadU16();
|
|
Pos_ReadIndex_Short<s16>(Index);
|
|
}
|
|
|
|
void LOADERDECL Pos_ReadIndex16_Float()
|
|
{
|
|
u16 Index = DataReadU16();
|
|
Pos_ReadIndex_Float(Index);
|
|
}
|
|
|
|
#endif
|