638 lines
24 KiB
C++
638 lines
24 KiB
C++
// Copyright (C) 2003-2008 Dolphin 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.
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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 SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "Globals.h"
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#include <fstream>
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#include <assert.h>
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#include "Common.h"
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#include "Config.h"
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#include "ImageWrite.h"
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#include "Profiler.h"
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#include "StringUtil.h"
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#include "Render.h"
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#include "VertexShader.h"
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#include "VertexManager.h"
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#include "VertexLoader.h"
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#include "BPStructs.h"
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#include "DataReader.h"
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#include "VertexShaderManager.h"
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#include "PixelShaderManager.h"
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#include "TextureMngr.h"
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#include <fstream>
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NativeVertexFormat *g_nativeVertexFmt;
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//these don't need to be saved
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static float posScale;
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static int colElements[2];
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static float tcScaleU[8];
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static float tcScaleV[8];
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static int tcIndex;
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static int colIndex;
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#ifndef _WIN32
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#undef inline
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#define inline
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#endif
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// ==============================================================================
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// Direct
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// ==============================================================================
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static u8 s_curposmtx;
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static u8 s_curtexmtx[8];
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static int s_texmtxwrite = 0;
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static int s_texmtxread = 0;
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void LOADERDECL PosMtx_ReadDirect_UByte(const void *_p)
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{
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s_curposmtx = DataReadU8()&0x3f;
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PRIM_LOG("posmtx: %d, ", s_curposmtx);
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}
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void LOADERDECL PosMtx_Write(const void *_p)
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{
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*VertexManager::s_pCurBufferPointer++ = s_curposmtx;
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//*VertexManager::s_pCurBufferPointer++ = 0;
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//*VertexManager::s_pCurBufferPointer++ = 0;
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//*VertexManager::s_pCurBufferPointer++ = 0;
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}
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void LOADERDECL TexMtx_ReadDirect_UByte(const void *_p)
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{
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s_curtexmtx[s_texmtxread] = DataReadU8()&0x3f;
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PRIM_LOG("texmtx%d: %d, ", s_texmtxread, s_curtexmtx[s_texmtxread]);
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s_texmtxread++;
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}
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void LOADERDECL TexMtx_Write_Float(const void *_p)
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{
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*(float*)VertexManager::s_pCurBufferPointer = (float)s_curtexmtx[s_texmtxwrite++];
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VertexManager::s_pCurBufferPointer += 4;
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}
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void LOADERDECL TexMtx_Write_Float2(const void *_p)
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{
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((float*)VertexManager::s_pCurBufferPointer)[0] = 0;
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((float*)VertexManager::s_pCurBufferPointer)[1] = (float)s_curtexmtx[s_texmtxwrite++];
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VertexManager::s_pCurBufferPointer += 8;
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}
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void LOADERDECL TexMtx_Write_Short3(const void *_p)
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{
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((s16*)VertexManager::s_pCurBufferPointer)[0] = 0;
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((s16*)VertexManager::s_pCurBufferPointer)[1] = 0;
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((s16*)VertexManager::s_pCurBufferPointer)[2] = s_curtexmtx[s_texmtxwrite++];
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VertexManager::s_pCurBufferPointer += 6;
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}
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#include "VertexLoader_Position.h"
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#include "VertexLoader_Normal.h"
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#include "VertexLoader_Color.h"
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#include "VertexLoader_TextCoord.h"
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VertexLoader g_VertexLoaders[8];
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VertexLoader::VertexLoader()
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{
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m_VertexSize = 0;
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m_AttrDirty = AD_DIRTY;
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VertexLoader_Normal::Init();
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}
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VertexLoader::~VertexLoader()
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{
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}
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int VertexLoader::ComputeVertexSize()
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{
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if (m_AttrDirty == AD_CLEAN) {
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// Compare the 33 desc bits.
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if (m_VtxDesc.Hex0 == VertexManager::GetVtxDesc().Hex0 &&
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(m_VtxDesc.Hex1 & 1) == (VertexManager::GetVtxDesc().Hex1 & 1))
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return m_VertexSize;
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m_VtxDesc.Hex = VertexManager::GetVtxDesc().Hex;
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}
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else {
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// Attributes are dirty so we have to recompute everything anyway.
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m_VtxDesc.Hex = VertexManager::GetVtxDesc().Hex;
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}
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m_AttrDirty = AD_DIRTY;
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m_VertexSize = 0;
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// Position Matrix Index
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if (m_VtxDesc.PosMatIdx)
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m_VertexSize += 1;
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// Texture matrix indices
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if (m_VtxDesc.Tex0MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex1MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex2MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex3MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex4MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex5MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex6MatIdx) m_VertexSize += 1;
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if (m_VtxDesc.Tex7MatIdx) m_VertexSize += 1;
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switch (m_VtxDesc.Position) {
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case NOT_PRESENT: {_assert_("Vertex descriptor without position!");} break;
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case DIRECT:
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{
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switch (m_VtxAttr.PosFormat) {
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case FORMAT_UBYTE:
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case FORMAT_BYTE: m_VertexSize += m_VtxAttr.PosElements?3:2; break;
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case FORMAT_USHORT:
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case FORMAT_SHORT: m_VertexSize += m_VtxAttr.PosElements?6:4; break;
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case FORMAT_FLOAT: m_VertexSize += m_VtxAttr.PosElements?12:8; break;
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default: _assert_(0); break;
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}
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}
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break;
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case INDEX8:
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m_VertexSize += 1;
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break;
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case INDEX16:
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m_VertexSize += 2;
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break;
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}
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VertexLoader_Normal::index3 = m_VtxAttr.NormalIndex3 ? true : false;
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if (m_VtxDesc.Normal != NOT_PRESENT)
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m_VertexSize += VertexLoader_Normal::GetSize(m_VtxDesc.Normal, m_VtxAttr.NormalFormat, m_VtxAttr.NormalElements);
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// Colors
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int col[2] = {m_VtxDesc.Color0, m_VtxDesc.Color1};
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for (int i = 0; i < 2; i++) {
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switch (col[i])
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{
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case NOT_PRESENT:
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break;
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case DIRECT:
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switch (m_VtxAttr.color[i].Comp)
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{
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case FORMAT_16B_565: m_VertexSize += 2; break;
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case FORMAT_24B_888: m_VertexSize += 3; break;
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case FORMAT_32B_888x: m_VertexSize += 4; break;
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case FORMAT_16B_4444: m_VertexSize += 2; break;
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case FORMAT_24B_6666: m_VertexSize += 3; break;
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case FORMAT_32B_8888: m_VertexSize += 4; break;
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default: _assert_(0); break;
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}
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break;
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case INDEX8:
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m_VertexSize += 1;
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break;
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case INDEX16:
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m_VertexSize += 2;
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break;
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}
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}
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// TextureCoord
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int tc[8] = {
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m_VtxDesc.Tex0Coord, m_VtxDesc.Tex1Coord, m_VtxDesc.Tex2Coord, m_VtxDesc.Tex3Coord,
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m_VtxDesc.Tex4Coord, m_VtxDesc.Tex5Coord, m_VtxDesc.Tex6Coord, m_VtxDesc.Tex7Coord,
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};
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for (int i = 0; i < 8; i++) {
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switch (tc[i]) {
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case NOT_PRESENT:
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break;
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case DIRECT:
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{
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switch (m_VtxAttr.texCoord[i].Format)
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{
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case FORMAT_UBYTE:
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case FORMAT_BYTE: m_VertexSize += m_VtxAttr.texCoord[i].Elements?2:1; break;
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case FORMAT_USHORT:
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case FORMAT_SHORT: m_VertexSize += m_VtxAttr.texCoord[i].Elements?4:2; break;
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case FORMAT_FLOAT: m_VertexSize += m_VtxAttr.texCoord[i].Elements?8:4; break;
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default: _assert_(0); break;
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}
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}
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break;
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case INDEX8:
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m_VertexSize += 1;
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break;
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case INDEX16:
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m_VertexSize += 2;
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break;
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}
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}
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return m_VertexSize;
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}
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void VertexLoader::PrepareForVertexFormat()
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{
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if (m_AttrDirty == AD_CLEAN)
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{
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// Check if local cached desc (in this VL) matches global desc
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if (m_VtxDesc.Hex0 == VertexManager::GetVtxDesc().Hex0 && (m_VtxDesc.Hex1 & 1)==(VertexManager::GetVtxDesc().Hex1 & 1))
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{
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return; // same
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}
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}
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else
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{
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m_AttrDirty = AD_CLEAN;
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}
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m_VtxDesc.Hex = VertexManager::GetVtxDesc().Hex;
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// Reset pipeline
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m_NativeFmt.m_VBStridePad = 0;
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m_NativeFmt.m_VBVertexStride = 0;
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m_NativeFmt.m_numPipelineStages = 0;
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m_NativeFmt.m_components = 0;
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// m_VBVertexStride for texmtx and posmtx is computed later when writing.
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// Position Matrix Index
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if (m_VtxDesc.PosMatIdx) {
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m_NativeFmt.m_PipelineStages[m_NativeFmt.m_numPipelineStages++] = PosMtx_ReadDirect_UByte;
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m_NativeFmt.m_components |= VB_HAS_POSMTXIDX;
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}
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if (m_VtxDesc.Tex0MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX0; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex1MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX1; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex2MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX2; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex3MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX3; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex4MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX4; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex5MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX5; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex6MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX6; WriteCall(TexMtx_ReadDirect_UByte); }
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if (m_VtxDesc.Tex7MatIdx) {m_NativeFmt.m_components |= VB_HAS_TEXMTXIDX7; WriteCall(TexMtx_ReadDirect_UByte); }
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// Position
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if (m_VtxDesc.Position != NOT_PRESENT)
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m_NativeFmt.m_VBVertexStride += 12;
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switch (m_VtxDesc.Position) {
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case NOT_PRESENT: {_assert_msg_(0, "Vertex descriptor without position!", "WTF?");} break;
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case DIRECT:
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{
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switch (m_VtxAttr.PosFormat) {
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case FORMAT_UBYTE: WriteCall(Pos_ReadDirect_UByte); break;
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case FORMAT_BYTE: WriteCall(Pos_ReadDirect_Byte); break;
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case FORMAT_USHORT: WriteCall(Pos_ReadDirect_UShort); break;
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case FORMAT_SHORT: WriteCall(Pos_ReadDirect_Short); break;
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case FORMAT_FLOAT: WriteCall(Pos_ReadDirect_Float); break;
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default: _assert_(0); break;
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}
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}
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break;
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case INDEX8:
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switch (m_VtxAttr.PosFormat) {
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case FORMAT_UBYTE: WriteCall(Pos_ReadIndex8_UByte); break; //WTF?
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case FORMAT_BYTE: WriteCall(Pos_ReadIndex8_Byte); break;
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case FORMAT_USHORT: WriteCall(Pos_ReadIndex8_UShort); break;
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case FORMAT_SHORT: WriteCall(Pos_ReadIndex8_Short); break;
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case FORMAT_FLOAT: WriteCall(Pos_ReadIndex8_Float); break;
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default: _assert_(0); break;
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}
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break;
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case INDEX16:
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switch (m_VtxAttr.PosFormat) {
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case FORMAT_UBYTE: WriteCall(Pos_ReadIndex16_UByte); break;
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case FORMAT_BYTE: WriteCall(Pos_ReadIndex16_Byte); break;
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case FORMAT_USHORT: WriteCall(Pos_ReadIndex16_UShort); break;
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case FORMAT_SHORT: WriteCall(Pos_ReadIndex16_Short); break;
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case FORMAT_FLOAT: WriteCall(Pos_ReadIndex16_Float); break;
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default: _assert_(0); break;
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}
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break;
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}
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// Normals
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if (m_VtxDesc.Normal != NOT_PRESENT) {
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VertexLoader_Normal::index3 = m_VtxAttr.NormalIndex3 ? true : false;
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TPipelineFunction pFunc = VertexLoader_Normal::GetFunction(m_VtxDesc.Normal, m_VtxAttr.NormalFormat, m_VtxAttr.NormalElements);
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if (pFunc == 0)
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{
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char temp[256];
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sprintf(temp,"%i %i %i", m_VtxDesc.Normal, m_VtxAttr.NormalFormat, m_VtxAttr.NormalElements);
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g_VideoInitialize.pSysMessage("VertexLoader_Normal::GetFunction returned zero!");
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}
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WriteCall(pFunc);
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int sizePro = 0;
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switch (m_VtxAttr.NormalFormat)
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{
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case FORMAT_UBYTE: sizePro=1; break;
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case FORMAT_BYTE: sizePro=1; break;
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case FORMAT_USHORT: sizePro=2; break;
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case FORMAT_SHORT: sizePro=2; break;
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case FORMAT_FLOAT: sizePro=4; break;
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default: _assert_(0); break;
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}
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m_NativeFmt.m_VBVertexStride += sizePro * 3 * (m_VtxAttr.NormalElements?3:1);
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int numNormals = (m_VtxAttr.NormalElements == 1) ? NRM_THREE : NRM_ONE;
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m_NativeFmt.m_components |= VB_HAS_NRM0;
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if (numNormals == NRM_THREE)
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m_NativeFmt.m_components |= VB_HAS_NRM1 | VB_HAS_NRM2;
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}
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// Colors
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int col[2] = {m_VtxDesc.Color0, m_VtxDesc.Color1};
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for (int i = 0; i < 2; i++) {
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SetupColor(i, col[i], m_VtxAttr.color[i].Comp, m_VtxAttr.color[i].Elements);
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if (col[i] != NOT_PRESENT)
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m_NativeFmt.m_VBVertexStride += 4;
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}
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// TextureCoord
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int tc[8] = {
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m_VtxDesc.Tex0Coord, m_VtxDesc.Tex1Coord, m_VtxDesc.Tex2Coord, m_VtxDesc.Tex3Coord,
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m_VtxDesc.Tex4Coord, m_VtxDesc.Tex5Coord, m_VtxDesc.Tex6Coord, m_VtxDesc.Tex7Coord,
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};
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// Texture matrix indices (remove if corresponding texture coordinate isn't enabled)
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for (int i = 0; i < 8; i++) {
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SetupTexCoord(i, tc[i], m_VtxAttr.texCoord[i].Format, m_VtxAttr.texCoord[i].Elements, m_VtxAttr.texCoord[i].Frac);
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if (m_NativeFmt.m_components & (VB_HAS_TEXMTXIDX0 << i)) {
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if (tc[i] != NOT_PRESENT) {
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// if texmtx is included, texcoord will always be 3 floats, z will be the texmtx index
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WriteCall(m_VtxAttr.texCoord[i].Elements ? TexMtx_Write_Float : TexMtx_Write_Float2);
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m_NativeFmt.m_VBVertexStride += 12;
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}
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else {
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WriteCall(TexMtx_Write_Short3);
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m_NativeFmt.m_VBVertexStride += 6; // still include the texture coordinate, but this time as 6 bytes
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m_NativeFmt.m_components |= VB_HAS_UV0 << i; // have to include since using now
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}
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}
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else {
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if (tc[i] != NOT_PRESENT)
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m_NativeFmt.m_VBVertexStride += 4 * (m_VtxAttr.texCoord[i].Elements ? 2 : 1);
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}
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if (tc[i] == NOT_PRESENT) {
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// if there's more tex coords later, have to write a dummy call
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int j = i + 1;
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for (; j < 8; ++j) {
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if (tc[j] != NOT_PRESENT) {
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WriteCall(TexCoord_Read_Dummy); // important to get indices right!
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break;
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}
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}
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if (j == 8 && !((m_NativeFmt.m_components&VB_HAS_TEXMTXIDXALL) & (VB_HAS_TEXMTXIDXALL<<(i+1)))) // no more tex coords and tex matrices, so exit loop
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break;
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}
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}
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if (m_VtxDesc.PosMatIdx) {
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WriteCall(PosMtx_Write);
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m_NativeFmt.m_VBVertexStride += 1;
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}
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m_NativeFmt.Initialize(m_VtxDesc, m_VtxAttr);
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}
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void VertexLoader::SetupColor(int num, int mode, int format, int elements)
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{
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// if COL0 not present, then embed COL1 into COL0
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if (num == 1 && !(m_NativeFmt.m_components & VB_HAS_COL0))
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num = 0;
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m_NativeFmt.m_components |= VB_HAS_COL0 << num;
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switch (mode)
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{
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case NOT_PRESENT:
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m_NativeFmt.m_components &= ~(VB_HAS_COL0 << num);
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break;
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case DIRECT:
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switch (format)
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{
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case FORMAT_16B_565: WriteCall(Color_ReadDirect_16b_565); break;
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case FORMAT_24B_888: WriteCall(Color_ReadDirect_24b_888); break;
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case FORMAT_32B_888x: WriteCall(Color_ReadDirect_32b_888x); break;
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case FORMAT_16B_4444: WriteCall(Color_ReadDirect_16b_4444); break;
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case FORMAT_24B_6666: WriteCall(Color_ReadDirect_24b_6666); break;
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case FORMAT_32B_8888: WriteCall(Color_ReadDirect_32b_8888); break;
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default: _assert_(0); break;
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}
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break;
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case INDEX8:
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switch (format)
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{
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case FORMAT_16B_565: WriteCall(Color_ReadIndex8_16b_565); break;
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case FORMAT_24B_888: WriteCall(Color_ReadIndex8_24b_888); break;
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case FORMAT_32B_888x: WriteCall(Color_ReadIndex8_32b_888x); break;
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|
case FORMAT_16B_4444: WriteCall(Color_ReadIndex8_16b_4444); break;
|
|
case FORMAT_24B_6666: WriteCall(Color_ReadIndex8_24b_6666); break;
|
|
case FORMAT_32B_8888: WriteCall(Color_ReadIndex8_32b_8888); break;
|
|
default: _assert_(0); break;
|
|
}
|
|
break;
|
|
case INDEX16:
|
|
switch (format)
|
|
{
|
|
case FORMAT_16B_565: WriteCall(Color_ReadIndex16_16b_565); break;
|
|
case FORMAT_24B_888: WriteCall(Color_ReadIndex16_24b_888); break;
|
|
case FORMAT_32B_888x: WriteCall(Color_ReadIndex16_32b_888x); break;
|
|
case FORMAT_16B_4444: WriteCall(Color_ReadIndex16_16b_4444); break;
|
|
case FORMAT_24B_6666: WriteCall(Color_ReadIndex16_24b_6666); break;
|
|
case FORMAT_32B_8888: WriteCall(Color_ReadIndex16_32b_8888); break;
|
|
default: _assert_(0); break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void VertexLoader::SetupTexCoord(int num, int mode, int format, int elements, int _iFrac)
|
|
{
|
|
m_NativeFmt.m_components |= VB_HAS_UV0 << num;
|
|
|
|
switch (mode)
|
|
{
|
|
case NOT_PRESENT:
|
|
m_NativeFmt.m_components &= ~(VB_HAS_UV0 << num);
|
|
break;
|
|
case DIRECT:
|
|
switch (format)
|
|
{
|
|
case FORMAT_UBYTE: WriteCall(elements?TexCoord_ReadDirect_UByte2:TexCoord_ReadDirect_UByte1); break;
|
|
case FORMAT_BYTE: WriteCall(elements?TexCoord_ReadDirect_Byte2:TexCoord_ReadDirect_Byte1); break;
|
|
case FORMAT_USHORT: WriteCall(elements?TexCoord_ReadDirect_UShort2:TexCoord_ReadDirect_UShort1); break;
|
|
case FORMAT_SHORT: WriteCall(elements?TexCoord_ReadDirect_Short2:TexCoord_ReadDirect_Short1); break;
|
|
case FORMAT_FLOAT: WriteCall(elements?TexCoord_ReadDirect_Float2:TexCoord_ReadDirect_Float1); break;
|
|
default: _assert_(0); break;
|
|
}
|
|
break;
|
|
case INDEX8:
|
|
switch (format)
|
|
{
|
|
case FORMAT_UBYTE: WriteCall(elements?TexCoord_ReadIndex8_UByte2:TexCoord_ReadIndex8_UByte1); break;
|
|
case FORMAT_BYTE: WriteCall(elements?TexCoord_ReadIndex8_Byte2:TexCoord_ReadIndex8_Byte1); break;
|
|
case FORMAT_USHORT: WriteCall(elements?TexCoord_ReadIndex8_UShort2:TexCoord_ReadIndex8_UShort1); break;
|
|
case FORMAT_SHORT: WriteCall(elements?TexCoord_ReadIndex8_Short2:TexCoord_ReadIndex8_Short1); break;
|
|
case FORMAT_FLOAT: WriteCall(elements?TexCoord_ReadIndex8_Float2:TexCoord_ReadIndex8_Float1); break;
|
|
default: _assert_(0); break;
|
|
}
|
|
break;
|
|
case INDEX16:
|
|
switch (format)
|
|
{
|
|
case FORMAT_UBYTE: WriteCall(elements?TexCoord_ReadIndex16_UByte2:TexCoord_ReadIndex16_UByte1); break;
|
|
case FORMAT_BYTE: WriteCall(elements?TexCoord_ReadIndex16_Byte2:TexCoord_ReadIndex16_Byte1); break;
|
|
case FORMAT_USHORT: WriteCall(elements?TexCoord_ReadIndex16_UShort2:TexCoord_ReadIndex16_UShort1); break;
|
|
case FORMAT_SHORT: WriteCall(elements?TexCoord_ReadIndex16_Short2:TexCoord_ReadIndex16_Short1); break;
|
|
case FORMAT_FLOAT: WriteCall(elements?TexCoord_ReadIndex16_Float2:TexCoord_ReadIndex16_Float1); break;
|
|
default: _assert_(0);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void VertexLoader::WriteCall(TPipelineFunction func)
|
|
{
|
|
m_NativeFmt.m_PipelineStages[m_NativeFmt.m_numPipelineStages++] = func;
|
|
}
|
|
|
|
void VertexLoader::RunVertices(int primitive, int count)
|
|
{
|
|
DVSTARTPROFILE();
|
|
|
|
// Flush if our vertex format is different from the currently set.
|
|
// TODO - this check should be moved.
|
|
if (g_nativeVertexFmt != NULL && g_nativeVertexFmt != &m_NativeFmt)
|
|
{
|
|
VertexManager::Flush();
|
|
|
|
// Also move the Set() here?
|
|
}
|
|
|
|
// This has dirty handling - won't actually recompute unless necessary.
|
|
ComputeVertexSize();
|
|
|
|
if (bpmem.genMode.cullmode == 3 && primitive < 5)
|
|
{
|
|
// if cull mode is none, ignore triangles and quads
|
|
DataSkip(count * m_VertexSize);
|
|
return;
|
|
}
|
|
|
|
// This has dirty handling - won't actually recompute unless necessary.
|
|
PrepareForVertexFormat();
|
|
|
|
g_nativeVertexFmt = &m_NativeFmt;
|
|
|
|
VertexManager::EnableComponents(m_NativeFmt.m_components);
|
|
|
|
// Load position and texcoord scale factors.
|
|
// Hm, this could be done when the VtxAttr is set, instead.
|
|
posScale = shiftLookup[m_VtxAttr.PosFrac];
|
|
if (m_NativeFmt.m_components & VB_HAS_UVALL) {
|
|
for (int i = 0; i < 8; i++) {
|
|
tcScaleU[i] = shiftLookup[m_VtxAttr.texCoord[i].Frac];
|
|
tcScaleV[i] = shiftLookup[m_VtxAttr.texCoord[i].Frac];
|
|
}
|
|
}
|
|
for (int i = 0; i < 2; i++)
|
|
colElements[i] = m_VtxAttr.color[i].Elements;
|
|
|
|
// if strips or fans, make sure all vertices can fit in buffer, otherwise flush
|
|
int granularity = 1;
|
|
switch (primitive) {
|
|
case 3: // strip
|
|
case 4: // fan
|
|
if (VertexManager::GetRemainingSize() < 3 * m_NativeFmt.m_VBVertexStride )
|
|
VertexManager::Flush();
|
|
break;
|
|
case 6: // line strip
|
|
if (VertexManager::GetRemainingSize() < 2 * m_NativeFmt.m_VBVertexStride )
|
|
VertexManager::Flush();
|
|
break;
|
|
case 0: // quads
|
|
granularity = 4;
|
|
break;
|
|
case 2: // tris
|
|
granularity = 3;
|
|
break;
|
|
case 5: // lines
|
|
granularity = 2;
|
|
break;
|
|
}
|
|
|
|
int startv = 0, extraverts = 0;
|
|
for (int v = 0; v < count; v++)
|
|
{
|
|
if ((v % granularity) == 0)
|
|
{
|
|
if (VertexManager::GetRemainingSize() < granularity*m_NativeFmt.m_VBVertexStride) {
|
|
// This buffer full - break current primitive and flush, to switch to the next buffer.
|
|
u8* plastptr = VertexManager::s_pCurBufferPointer;
|
|
if (v - startv > 0)
|
|
VertexManager::AddVertices(primitive, v - startv + extraverts);
|
|
VertexManager::Flush();
|
|
// Why does this need to be so complicated?
|
|
switch (primitive) {
|
|
case 3: // triangle strip, copy last two vertices
|
|
// a little trick since we have to keep track of signs
|
|
if (v & 1) {
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer, plastptr-2*m_NativeFmt.m_VBVertexStride, m_NativeFmt.m_VBVertexStride);
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer+m_NativeFmt.m_VBVertexStride, plastptr-m_NativeFmt.m_VBVertexStride*2, 2*m_NativeFmt.m_VBVertexStride);
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBVertexStride*3;
|
|
extraverts = 3;
|
|
}
|
|
else {
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer, plastptr-m_NativeFmt.m_VBVertexStride*2, m_NativeFmt.m_VBVertexStride*2);
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBVertexStride*2;
|
|
extraverts = 2;
|
|
}
|
|
break;
|
|
case 4: // tri fan, copy first and last vert
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer, plastptr-m_NativeFmt.m_VBVertexStride*(v-startv+extraverts), m_NativeFmt.m_VBVertexStride);
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBVertexStride;
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer, plastptr-m_NativeFmt.m_VBVertexStride, m_NativeFmt.m_VBVertexStride);
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBVertexStride;
|
|
extraverts = 2;
|
|
break;
|
|
case 6: // line strip
|
|
memcpy_gc(VertexManager::s_pCurBufferPointer, plastptr-m_NativeFmt.m_VBVertexStride, m_NativeFmt.m_VBVertexStride);
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBVertexStride;
|
|
extraverts = 1;
|
|
break;
|
|
default:
|
|
extraverts = 0;
|
|
break;
|
|
}
|
|
startv = v;
|
|
}
|
|
}
|
|
tcIndex = 0;
|
|
colIndex = 0;
|
|
s_texmtxwrite = s_texmtxread = 0;
|
|
|
|
m_NativeFmt.RunPipelineOnce(m_VtxAttr);
|
|
|
|
VertexManager::s_pCurBufferPointer += m_NativeFmt.m_VBStridePad;
|
|
PRIM_LOG("\n");
|
|
}
|
|
|
|
if (startv < count)
|
|
VertexManager::AddVertices(primitive, count - startv + extraverts);
|
|
}
|