mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-07-24 06:39:46 -06:00
GL Vertex loader moved to VideoCommon.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1692 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard
242
Source/Core/VideoCommon/Src/VertexLoader_Position.cpp
Normal file
242
Source/Core/VideoCommon/Src/VertexLoader_Position.cpp
Normal file
@ -0,0 +1,242 @@
|
||||
// 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;
|
||||
|
||||
#define LOG_VTX() PRIM_LOG("vtx: %f %f %f, ", ((float*)VertexManager::s_pCurBufferPointer)[0], ((float*)VertexManager::s_pCurBufferPointer)[1], ((float*)VertexManager::s_pCurBufferPointer)[2]);
|
||||
|
||||
// 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;
|
||||
}
|
||||
|
||||
#define Pos_ReadIndex_Byte(T) { \
|
||||
u32 iAddress = arraybases[ARRAY_POSITION] + ((u32)Index * arraystrides[ARRAY_POSITION]); \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[0] = ((float)(T)Memory_Read_U8(iAddress)) * posScale; \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[1] = ((float)(T)Memory_Read_U8(iAddress+1)) * posScale; \
|
||||
if (pVtxAttr->PosElements) \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[2] = ((float)(T)Memory_Read_U8(iAddress+2)) * posScale; \
|
||||
else \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f; \
|
||||
LOG_VTX(); \
|
||||
VertexManager::s_pCurBufferPointer += 12; \
|
||||
}
|
||||
|
||||
#define Pos_ReadIndex_Short(T) { \
|
||||
u32 iAddress = arraybases[ARRAY_POSITION] + ((u32)Index * arraystrides[ARRAY_POSITION]); \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[0] = ((float)(T)Memory_Read_U16(iAddress)) * posScale; \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[1] = ((float)(T)Memory_Read_U16(iAddress+2)) * posScale; \
|
||||
if (pVtxAttr->PosElements) \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[2] = ((float)(T)Memory_Read_U16(iAddress+4)) * posScale; \
|
||||
else \
|
||||
((float*)VertexManager::s_pCurBufferPointer)[2] = 1.0f; \
|
||||
LOG_VTX(); \
|
||||
VertexManager::s_pCurBufferPointer += 12; \
|
||||
}
|
||||
|
||||
#define Pos_ReadIndex_Float() { \
|
||||
u32 iAddress = arraybases[ARRAY_POSITION] + (Index * arraystrides[ARRAY_POSITION]); \
|
||||
((u32*)VertexManager::s_pCurBufferPointer)[0] = Memory_Read_U32(iAddress); \
|
||||
((u32*)VertexManager::s_pCurBufferPointer)[1] = Memory_Read_U32(iAddress+4); \
|
||||
if (pVtxAttr->PosElements) \
|
||||
((u32*)VertexManager::s_pCurBufferPointer)[2] = Memory_Read_U32(iAddress+8); \
|
||||
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);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex8_Byte()
|
||||
{
|
||||
u8 Index = DataReadU8();
|
||||
Pos_ReadIndex_Byte(s8);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex8_UShort()
|
||||
{
|
||||
u8 Index = DataReadU8();
|
||||
Pos_ReadIndex_Short(u16);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex8_Short()
|
||||
{
|
||||
u8 Index = DataReadU8();
|
||||
Pos_ReadIndex_Short(s16);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex8_Float()
|
||||
{
|
||||
u8 Index = DataReadU8();
|
||||
Pos_ReadIndex_Float();
|
||||
}
|
||||
|
||||
// ==============================================================================
|
||||
// Index 16
|
||||
// ==============================================================================
|
||||
|
||||
void LOADERDECL Pos_ReadIndex16_UByte(){
|
||||
u16 Index = DataReadU16();
|
||||
Pos_ReadIndex_Byte(u8);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex16_Byte(){
|
||||
u16 Index = DataReadU16();
|
||||
Pos_ReadIndex_Byte(s8);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex16_UShort(){
|
||||
u16 Index = DataReadU16();
|
||||
Pos_ReadIndex_Short(u16);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex16_Short()
|
||||
{
|
||||
u16 Index = DataReadU16();
|
||||
Pos_ReadIndex_Short(s16);
|
||||
}
|
||||
|
||||
void LOADERDECL Pos_ReadIndex16_Float()
|
||||
{
|
||||
u16 Index = DataReadU16();
|
||||
Pos_ReadIndex_Float();
|
||||
}
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user