dolphin/Source/Plugins/Plugin_VideoOGL/Src/VertexManager.cpp

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#include "Globals.h"
#include "MemoryUtil.h"
#include "Profiler.h"
#include "Render.h"
#include "ImageWrite.h"
#include "BPMemory.h"
#include "TextureMngr.h"
#include "PixelShaderManager.h"
#include "VertexShaderManager.h"
#include "VertexLoader.h"
#include "VertexManager.h"
#define MAX_BUFFER_SIZE 0x4000
static GLuint s_vboBuffers[0x40] = {0};
static int s_nCurVBOIndex = 0; // current free buffer
static u8 *s_pBaseBufferPointer = NULL;
static vector< pair<int, int> > s_vStoredPrimitives; // every element, mode and count to be passed to glDrawArrays
static u32 s_prevcomponents; // previous state set
u8* VertexManager::s_pCurBufferPointer = NULL;
const GLenum c_primitiveType[8] =
{
GL_QUADS,
0, //nothing
GL_TRIANGLES,
GL_TRIANGLE_STRIP,
GL_TRIANGLE_FAN,
GL_LINES,
GL_LINE_STRIP,
GL_POINTS
};
// internal state for loading vertices
void (*fnSetupVertexPointers)() = NULL;
bool VertexManager::Init()
{
Destroy();
s_GlobalVtxDesc.Hex = 0;
s_prevcomponents = 0;
s_pBaseBufferPointer = (u8*)AllocateMemoryPages(MAX_BUFFER_SIZE);
s_pCurBufferPointer = s_pBaseBufferPointer;
s_nCurVBOIndex = 0;
glGenBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
for (u32 i = 0; i < ARRAYSIZE(s_vboBuffers); ++i) {
glBindBuffer(GL_ARRAY_BUFFER, s_vboBuffers[i]);
glBufferData(GL_ARRAY_BUFFER, MAX_BUFFER_SIZE, NULL, GL_STREAM_DRAW);
}
glEnableClientState(GL_VERTEX_ARRAY);
fnSetupVertexPointers = NULL;
GL_REPORT_ERRORD();
return true;
}
void VertexManager::Destroy()
{
FreeMemoryPages(s_pBaseBufferPointer, MAX_BUFFER_SIZE); s_pBaseBufferPointer = s_pCurBufferPointer = NULL;
glDeleteBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
memset(s_vboBuffers, 0, sizeof(s_vboBuffers));
s_vStoredPrimitives.resize(0);
s_nCurVBOIndex = 0;
ResetBuffer();
}
void VertexManager::ResetBuffer()
{
s_nCurVBOIndex = (s_nCurVBOIndex + 1) % ARRAYSIZE(s_vboBuffers);
s_pCurBufferPointer = s_pBaseBufferPointer;
s_vStoredPrimitives.resize(0);
}
void VertexManager::ResetComponents()
{
s_prevcomponents = 0;
glDisableVertexAttribArray(SHADER_POSMTX_ATTRIB);
glDisableClientState(GL_NORMAL_ARRAY);
glDisableVertexAttribArray(SHADER_NORM1_ATTRIB);
glDisableVertexAttribArray(SHADER_NORM2_ATTRIB);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_SECONDARY_COLOR_ARRAY);
for (int i = 0; i < 8; i++)
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
}
int VertexManager::GetRemainingSize()
{
return MAX_BUFFER_SIZE - (int)(s_pCurBufferPointer - s_pBaseBufferPointer);
}
void VertexManager::AddVertices(int primitive, int numvertices)
{
_assert_( numvertices > 0 );
ADDSTAT(stats.thisFrame.numPrims, numvertices);
s_vStoredPrimitives.push_back(pair<int, int>(c_primitiveType[primitive], numvertices));
#ifdef _DEBUG
static const char *sprims[8] = {"quads", "nothing", "tris", "tstrip", "tfan", "lines", "lstrip", "points"};
PRIM_LOG("prim: %s, c=%d\n", sprims[primitive], numvertices);
#endif
}
void VertexManager::Flush()
{
if (s_vStoredPrimitives.size() == 0)
return;
_assert_(fnSetupVertexPointers != NULL);
_assert_(s_pCurBufferPointer != s_pBaseBufferPointer);
#ifdef _DEBUG
PRIM_LOG("frame%d:\ncomps=0x%x, texgen=%d, numchan=%d, dualtex=%d, ztex=%d, proj=%d, cole=%d, alpe=%d, ze=%d\n", g_Config.iSaveTargetId, s_prevcomponents, xfregs.numTexGens,
xfregs.nNumChans, (int)xfregs.bEnableDualTexTransform, bpmem.ztex2.op, VertexShaderMngr::rawProjection[6]==0,
bpmem.blendmode.colorupdate, bpmem.blendmode.alphaupdate, bpmem.zmode.updateenable);
for (int i = 0; i < xfregs.nNumChans; ++i) {
LitChannel* ch = &xfregs.colChans[i].color;
PRIM_LOG("colchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d\n", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
ch = &xfregs.colChans[i].alpha;
PRIM_LOG("alpchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d\n", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
}
for (int i = 0; i < xfregs.numTexGens; ++i) {
TexMtxInfo tinfo = xfregs.texcoords[i].texmtxinfo;
if (tinfo.texgentype != XF_TEXGEN_EMBOSS_MAP ) tinfo.hex &= 0x7ff;
if (tinfo.texgentype != XF_TEXGEN_REGULAR ) tinfo.projection = 0;
PRIM_LOG("txgen%d: proj=%d, input=%d, gentype=%d, srcrow=%d, embsrc=%d, emblght=%d, postmtx=%d, postnorm=%d\n",
i, tinfo.projection, tinfo.inputform, tinfo.texgentype, tinfo.sourcerow, tinfo.embosssourceshift, tinfo.embosslightshift,
xfregs.texcoords[i].postmtxinfo.index, xfregs.texcoords[i].postmtxinfo.normalize);
}
PRIM_LOG("pixel: tev=%d, ind=%d, texgen=%d, dstalpha=%d, alphafunc=0x%x\n", bpmem.genMode.numtevstages+1, bpmem.genMode.numindstages,
bpmem.genMode.numtexgens, (u32)bpmem.dstalpha.enable, (bpmem.alphaFunc.hex>>16)&0xff);
#endif
DVSTARTPROFILE();
GL_REPORT_ERRORD();
glBindBuffer(GL_ARRAY_BUFFER, s_vboBuffers[s_nCurVBOIndex]);
glBufferData(GL_ARRAY_BUFFER, s_pCurBufferPointer-s_pBaseBufferPointer, s_pBaseBufferPointer, GL_STREAM_DRAW);
GL_REPORT_ERRORD();
// setup the pointers
fnSetupVertexPointers();
GL_REPORT_ERRORD();
// set the textures
{
DVProfileFunc _pf("VertexManager::Flush:textures");
u32 usedtextures = 0;
for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages + 1; ++i) {
if (bpmem.tevorders[i/2].getEnable(i & 1))
usedtextures |= 1<<bpmem.tevorders[i/2].getTexMap(i & 1);
}
if (bpmem.genMode.numindstages > 0) {
for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages + 1; ++i) {
if (bpmem.tevind[i].IsActive() && bpmem.tevind[i].bt < bpmem.genMode.numindstages) {
usedtextures |= 1<<bpmem.tevindref.getTexMap(bpmem.tevind[i].bt);
}
}
}
u32 nonpow2tex = 0;
for (int i = 0; i < 8; i++) {
if (usedtextures & (1 << i)) {
glActiveTexture(GL_TEXTURE0+i);
FourTexUnits &tex = bpmem.tex[i>>2];
TextureMngr::TCacheEntry* tentry = TextureMngr::Load(i, (tex.texImage3[i&3].image_base/* & 0x1FFFFF*/) << 5,
tex.texImage0[i&3].width+1, tex.texImage0[i&3].height+1,
tex.texImage0[i&3].format, tex.texTlut[i&3].tmem_offset<<9, tex.texTlut[i&3].tlut_format);
if (tentry != NULL) {
// texture loaded fine, set dims for pixel shader
if (tentry->isNonPow2) {
PixelShaderMngr::SetTexDims(i, tentry->w, tentry->h, tentry->mode.wrap_s, tentry->mode.wrap_t);
nonpow2tex |= 1 << i;
if (tentry->mode.wrap_s > 0) nonpow2tex |= 1 << (8 + i);
if (tentry->mode.wrap_t > 0) nonpow2tex |= 1 << (16 + i);
TextureMngr::EnableTexRECT(i);
}
// if texture is power of two, set to ones (since don't need scaling)
else
{
PixelShaderMngr::SetTexDims(i, tentry->w, tentry->h, 0, 0);
TextureMngr::EnableTex2D(i);
}
if (g_Config.iLog & CONF_PRIMLOG) {
// save the textures
char strfile[255];
sprintf(strfile, "frames/tex%.3d_%d.tga", g_Config.iSaveTargetId, i);
SaveTexture(strfile, tentry->isNonPow2?GL_TEXTURE_RECTANGLE_ARB:GL_TEXTURE_2D, tentry->texture, tentry->w, tentry->h);
}
}
else {
ERROR_LOG("error loading tex\n");
TextureMngr::DisableStage(i); // disable since won't be used
}
}
else {
TextureMngr::DisableStage(i); // disable since won't be used
}
}
PixelShaderMngr::SetTexturesUsed(nonpow2tex);
}
FRAGMENTSHADER* ps = PixelShaderMngr::GetShader();
VERTEXSHADER* vs = VertexShaderMngr::GetShader(s_prevcomponents);
_assert_(ps != NULL && vs != NULL);
bool bRestoreBuffers = false;
if (Renderer::GetZBufferTarget()) {
if (bpmem.zmode.updateenable) {
if (!bpmem.blendmode.colorupdate) {
Renderer::SetRenderMode(bpmem.blendmode.alphaupdate?Renderer::RM_ZBufferAlpha:Renderer::RM_ZBufferOnly);
}
}
else {
Renderer::SetRenderMode(Renderer::RM_Normal);
// remove temporarily
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
bRestoreBuffers = true;
}
} else {
Renderer::SetRenderMode(Renderer::RM_Normal);
}
// set global constants
VertexShaderMngr::SetConstants(*vs);
PixelShaderMngr::SetConstants(*ps);
// finally bind
glBindProgramARB(GL_VERTEX_PROGRAM_ARB, vs->glprogid);
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, ps->glprogid);
#ifdef _DEBUG
PRIM_LOG("\n");
#endif
int offset = 0;
for (vector< pair<int, int> >::const_iterator it = s_vStoredPrimitives.begin(); it != s_vStoredPrimitives.end(); ++it) {
glDrawArrays(it->first, offset, it->second);
offset += it->second;
}
#ifdef _DEBUG
if (g_Config.iLog & CONF_PRIMLOG) {
// save the shaders
char strfile[255];
sprintf(strfile, "frames/ps%.3d.txt", g_Config.iSaveTargetId);
std::ofstream fps(strfile);
fps << ps->strprog.c_str();
sprintf(strfile, "frames/vs%.3d.txt", g_Config.iSaveTargetId);
ofstream fvs(strfile);
fvs << vs->strprog.c_str();
}
if (g_Config.iLog & CONF_SAVETARGETS) {
char str[128];
sprintf(str, "frames/targ%.3d.tga", g_Config.iSaveTargetId);
Renderer::SaveRenderTarget(str, 0);
}
#endif
g_Config.iSaveTargetId++;
GL_REPORT_ERRORD();
if (bRestoreBuffers) {
GLenum s_drawbuffers[2] = {GL_COLOR_ATTACHMENT0_EXT, GL_COLOR_ATTACHMENT1_EXT};
glDrawBuffers(2, s_drawbuffers);
SetColorMask();
}
ResetBuffer();
}
void VertexManager::LoadCPReg(u32 SubCmd, u32 Value)
{
switch (SubCmd & 0xF0)
{
case 0x30:
VertexShaderMngr::SetTexMatrixChangedA(Value);
break;
case 0x40:
VertexShaderMngr::SetTexMatrixChangedB(Value);
break;
case 0x50:
s_GlobalVtxDesc.Hex &= ~0x1FFFF; // keep the Upper bits
s_GlobalVtxDesc.Hex |= Value;
break;
case 0x60:
s_GlobalVtxDesc.Hex &= 0x1FFFF; // keep the lower 17Bits
s_GlobalVtxDesc.Hex |= (u64)Value << 17;
break;
case 0x70: g_VertexLoaders[SubCmd & 7].SetVAT_group0(Value); _assert_((SubCmd & 0x0F) < 8); break;
case 0x80: g_VertexLoaders[SubCmd & 7].SetVAT_group1(Value); _assert_((SubCmd & 0x0F) < 8); break;
case 0x90: g_VertexLoaders[SubCmd & 7].SetVAT_group2(Value); _assert_((SubCmd & 0x0F) < 8); break;
case 0xA0: arraybases[SubCmd & 0xF] = Value & 0xFFFFFFFF; break;
case 0xB0: arraystrides[SubCmd & 0xF] = Value & 0xFF; break;
}
}
void VertexManager::EnableComponents(u32 components)
{
if (s_prevcomponents != components) {
VertexManager::Flush();
// matrices
if ((components & VB_HAS_POSMTXIDX) != (s_prevcomponents & VB_HAS_POSMTXIDX)) {
if (components & VB_HAS_POSMTXIDX)
glEnableVertexAttribArray(SHADER_POSMTX_ATTRIB);
else
glDisableVertexAttribArray(SHADER_POSMTX_ATTRIB);
}
// normals
if ((components & VB_HAS_NRM0) != (s_prevcomponents & VB_HAS_NRM0)) {
if (components & VB_HAS_NRM0)
glEnableClientState(GL_NORMAL_ARRAY);
else
glDisableClientState(GL_NORMAL_ARRAY);
}
if ((components & VB_HAS_NRM1) != (s_prevcomponents & VB_HAS_NRM1)) {
if (components & VB_HAS_NRM1) {
glEnableVertexAttribArray(SHADER_NORM1_ATTRIB);
glEnableVertexAttribArray(SHADER_NORM2_ATTRIB);
}
else {
glDisableVertexAttribArray(SHADER_NORM1_ATTRIB);
glDisableVertexAttribArray(SHADER_NORM2_ATTRIB);
}
}
// color
for (int i = 0; i < 2; ++i) {
if ((components & (VB_HAS_COL0 << i)) != (s_prevcomponents & (VB_HAS_COL0 << i))) {
if (components & (VB_HAS_COL0 << 0))
glEnableClientState(i ? GL_SECONDARY_COLOR_ARRAY : GL_COLOR_ARRAY);
else
glDisableClientState(i ? GL_SECONDARY_COLOR_ARRAY : GL_COLOR_ARRAY);
}
}
// tex
for (int i = 0; i < 8; ++i) {
if ((components & (VB_HAS_UV0 << i)) != (s_prevcomponents & (VB_HAS_UV0 << i))) {
glClientActiveTexture(GL_TEXTURE0 + i);
if (components & (VB_HAS_UV0 << i))
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
else
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
}
}
s_prevcomponents = components;
}
}