dolphin/Source/Core/VideoCommon/VertexManagerBase.cpp

250 lines
7.9 KiB
C++

#include "Common/CommonTypes.h"
#include "VideoCommon/BPStructs.h"
#include "VideoCommon/Debugger.h"
#include "VideoCommon/IndexGenerator.h"
#include "VideoCommon/MainBase.h"
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/OpcodeDecoding.h"
#include "VideoCommon/PerfQueryBase.h"
#include "VideoCommon/PixelShaderManager.h"
#include "VideoCommon/RenderBase.h"
#include "VideoCommon/Statistics.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/VertexManagerBase.h"
#include "VideoCommon/VertexShaderManager.h"
#include "VideoCommon/VideoConfig.h"
#include "VideoCommon/XFMemory.h"
VertexManager *g_vertex_manager;
u8 *VertexManager::s_pCurBufferPointer;
u8 *VertexManager::s_pBaseBufferPointer;
u8 *VertexManager::s_pEndBufferPointer;
PrimitiveType VertexManager::current_primitive_type;
bool VertexManager::IsFlushed;
static const PrimitiveType primitive_from_gx[8] = {
PRIMITIVE_TRIANGLES, // GX_DRAW_QUADS
PRIMITIVE_TRIANGLES, // GX_DRAW_QUADS_2
PRIMITIVE_TRIANGLES, // GX_DRAW_TRIANGLES
PRIMITIVE_TRIANGLES, // GX_DRAW_TRIANGLE_STRIP
PRIMITIVE_TRIANGLES, // GX_DRAW_TRIANGLE_FAN
PRIMITIVE_LINES, // GX_DRAW_LINES
PRIMITIVE_LINES, // GX_DRAW_LINE_STRIP
PRIMITIVE_POINTS, // GX_DRAW_POINTS
};
VertexManager::VertexManager()
{
IsFlushed = true;
}
VertexManager::~VertexManager()
{
}
u32 VertexManager::GetRemainingSize()
{
return (u32)(s_pEndBufferPointer - s_pCurBufferPointer);
}
DataReader VertexManager::PrepareForAdditionalData(int primitive, u32 count, u32 stride)
{
// The SSE vertex loader can write up to 4 bytes past the end
u32 const needed_vertex_bytes = count * stride + 4;
// We can't merge different kinds of primitives, so we have to flush here
if (current_primitive_type != primitive_from_gx[primitive])
Flush();
current_primitive_type = primitive_from_gx[primitive];
// Check for size in buffer, if the buffer gets full, call Flush()
if ( !IsFlushed && ( count > IndexGenerator::GetRemainingIndices() ||
count > GetRemainingIndices(primitive) || needed_vertex_bytes > GetRemainingSize() ) )
{
Flush();
if (count > IndexGenerator::GetRemainingIndices())
ERROR_LOG(VIDEO, "Too little remaining index values. Use 32-bit or reset them on flush.");
if (count > GetRemainingIndices(primitive))
ERROR_LOG(VIDEO, "VertexManager: Buffer not large enough for all indices! "
"Increase MAXIBUFFERSIZE or we need primitive breaking after all.");
if (needed_vertex_bytes > GetRemainingSize())
ERROR_LOG(VIDEO, "VertexManager: Buffer not large enough for all vertices! "
"Increase MAXVBUFFERSIZE or we need primitive breaking after all.");
}
// need to alloc new buffer
if (IsFlushed)
{
g_vertex_manager->ResetBuffer(stride);
IsFlushed = false;
}
return DataReader(s_pCurBufferPointer, s_pEndBufferPointer);
}
void VertexManager::FlushData(u32 count, u32 stride)
{
s_pCurBufferPointer += count * stride;
}
u32 VertexManager::GetRemainingIndices(int primitive)
{
u32 index_len = MAXIBUFFERSIZE - IndexGenerator::GetIndexLen();
if (g_Config.backend_info.bSupportsPrimitiveRestart)
{
switch (primitive)
{
case GX_DRAW_QUADS:
case GX_DRAW_QUADS_2:
return index_len / 5 * 4;
case GX_DRAW_TRIANGLES:
return index_len / 4 * 3;
case GX_DRAW_TRIANGLE_STRIP:
return index_len / 1 - 1;
case GX_DRAW_TRIANGLE_FAN:
return index_len / 6 * 4 + 1;
case GX_DRAW_LINES:
return index_len;
case GX_DRAW_LINE_STRIP:
return index_len / 2 + 1;
case GX_DRAW_POINTS:
return index_len;
default:
return 0;
}
}
else
{
switch (primitive)
{
case GX_DRAW_QUADS:
case GX_DRAW_QUADS_2:
return index_len / 6 * 4;
case GX_DRAW_TRIANGLES:
return index_len;
case GX_DRAW_TRIANGLE_STRIP:
return index_len / 3 + 2;
case GX_DRAW_TRIANGLE_FAN:
return index_len / 3 + 2;
case GX_DRAW_LINES:
return index_len;
case GX_DRAW_LINE_STRIP:
return index_len / 2 + 1;
case GX_DRAW_POINTS:
return index_len;
default:
return 0;
}
}
}
void VertexManager::Flush()
{
if (IsFlushed)
return;
// loading a state will invalidate BP, so check for it
g_video_backend->CheckInvalidState();
VideoFifo_CheckEFBAccess();
#if defined(_DEBUG) || defined(DEBUGFAST)
PRIM_LOG("frame%d:\n texgen=%d, numchan=%d, dualtex=%d, ztex=%d, cole=%d, alpe=%d, ze=%d", g_ActiveConfig.iSaveTargetId, xfmem.numTexGen.numTexGens,
xfmem.numChan.numColorChans, xfmem.dualTexTrans.enabled, bpmem.ztex2.op,
(int)bpmem.blendmode.colorupdate, (int)bpmem.blendmode.alphaupdate, (int)bpmem.zmode.updateenable);
for (unsigned int i = 0; i < xfmem.numChan.numColorChans; ++i)
{
LitChannel* ch = &xfmem.color[i];
PRIM_LOG("colchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
ch = &xfmem.alpha[i];
PRIM_LOG("alpchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
}
for (unsigned int i = 0; i < xfmem.numTexGen.numTexGens; ++i)
{
TexMtxInfo tinfo = xfmem.texMtxInfo[i];
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",
i, tinfo.projection, tinfo.inputform, tinfo.texgentype, tinfo.sourcerow, tinfo.embosssourceshift, tinfo.embosslightshift,
xfmem.postMtxInfo[i].index, xfmem.postMtxInfo[i].normalize);
}
PRIM_LOG("pixel: tev=%d, ind=%d, texgen=%d, dstalpha=%d, alphatest=0x%x", (int)bpmem.genMode.numtevstages+1, (int)bpmem.genMode.numindstages,
(int)bpmem.genMode.numtexgens, (u32)bpmem.dstalpha.enable, (bpmem.alpha_test.hex>>16)&0xff);
#endif
BitSet32 usedtextures;
for (u32 i = 0; i < bpmem.genMode.numtevstages + 1u; ++i)
if (bpmem.tevorders[i / 2].getEnable(i & 1))
usedtextures[bpmem.tevorders[i/2].getTexMap(i & 1)] = true;
if (bpmem.genMode.numindstages > 0)
for (unsigned int i = 0; i < bpmem.genMode.numtevstages + 1u; ++i)
if (bpmem.tevind[i].IsActive() && bpmem.tevind[i].bt < bpmem.genMode.numindstages)
usedtextures[bpmem.tevindref.getTexMap(bpmem.tevind[i].bt)] = true;
for (unsigned int i : usedtextures)
{
g_renderer->SetSamplerState(i & 3, i >> 2);
const FourTexUnits &tex = bpmem.tex[i >> 2];
const TextureCache::TCacheEntryBase* tentry = TextureCache::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,
((tex.texMode0[i&3].min_filter & 3) != 0),
(tex.texMode1[i&3].max_lod + 0xf) / 0x10,
(tex.texImage1[i&3].image_type != 0));
if (tentry)
{
// 0s are probably for no manual wrapping needed.
PixelShaderManager::SetTexDims(i, tentry->native_width, tentry->native_height, 0, 0);
}
else
ERROR_LOG(VIDEO, "error loading texture");
}
// set global constants
VertexShaderManager::SetConstants();
PixelShaderManager::SetConstants();
bool useDstAlpha = !g_ActiveConfig.bDstAlphaPass &&
bpmem.dstalpha.enable &&
bpmem.blendmode.alphaupdate &&
bpmem.zcontrol.pixel_format == PEControl::RGBA6_Z24;
if (PerfQueryBase::ShouldEmulate())
g_perf_query->EnableQuery(bpmem.zcontrol.early_ztest ? PQG_ZCOMP_ZCOMPLOC : PQG_ZCOMP);
g_vertex_manager->vFlush(useDstAlpha);
if (PerfQueryBase::ShouldEmulate())
g_perf_query->DisableQuery(bpmem.zcontrol.early_ztest ? PQG_ZCOMP_ZCOMPLOC : PQG_ZCOMP);
GFX_DEBUGGER_PAUSE_AT(NEXT_FLUSH, true);
if (xfmem.numTexGen.numTexGens != bpmem.genMode.numtexgens)
ERROR_LOG(VIDEO, "xf.numtexgens (%d) does not match bp.numtexgens (%d). Error in command stream.", xfmem.numTexGen.numTexGens, bpmem.genMode.numtexgens.Value());
IsFlushed = true;
}
void VertexManager::DoState(PointerWrap& p)
{
g_vertex_manager->vDoState(p);
}