Merged identical VertexManager code from DX9/DX11/OGL plugins into VideoCommon. Still need to merge VertexManager::Flush (will be easier after TextureCache is merged). Purposely using a class/virtualfuncs rather than a namespace so multiple VertexManager can be in one plugin (VideoMergeNew? :p).

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6249 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Jordan Woyak
2010-10-03 00:41:06 +00:00
parent aaeb21fe3b
commit 841583b8f3
24 changed files with 346 additions and 449 deletions

View File

@ -46,140 +46,30 @@
// internal state for loading vertices
extern NativeVertexFormat *g_nativeVertexFmt;
namespace VertexManager
namespace OGL
{
static int lastPrimitive;
static u8 *LocalVBuffer;
static u16 *TIBuffer;
static u16 *LIBuffer;
static u16 *PIBuffer;
static GLint max_Index_size = 0;
#define MAXVBUFFERSIZE 0x1FFFF
#define MAXIBUFFERSIZE 0xFFFF
#define MAXVBOBUFFERCOUNT 0x8
//static GLint max_Index_size = 0;
//static GLuint s_vboBuffers[MAXVBOBUFFERCOUNT] = {0};
//static int s_nCurVBOIndex = 0; // current free buffer
static bool Flushed=false;
bool Init()
VertexManager::VertexManager()
{
lastPrimitive = GX_DRAW_NONE;
glGetIntegerv(GL_MAX_ELEMENTS_INDICES, (GLint *)&max_Index_size);
if(max_Index_size>MAXIBUFFERSIZE)
max_Index_size = MAXIBUFFERSIZE;
LocalVBuffer = new u8[MAXVBUFFERSIZE];
TIBuffer = new u16[max_Index_size];
LIBuffer = new u16[max_Index_size];
PIBuffer = new u16[max_Index_size];
IndexGenerator::Start(TIBuffer,LIBuffer,PIBuffer);
s_pCurBufferPointer = LocalVBuffer;
s_pBaseBufferPointer = LocalVBuffer;
//s_nCurVBOIndex = 0;
//glGenBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
// TODO: doesn't seem to be used anywhere
//glGetIntegerv(GL_MAX_ELEMENTS_INDICES, (GLint*)&max_Index_size);
//
//if (max_Index_size > MAXIBUFFERSIZE)
// max_Index_size = MAXIBUFFERSIZE;
//
//GL_REPORT_ERRORD();
glEnableClientState(GL_VERTEX_ARRAY);
g_nativeVertexFmt = NULL;
Flushed=false;
GL_REPORT_ERRORD();
return true;
}
void ResetBuffer()
{
//s_nCurVBOIndex = (s_nCurVBOIndex + 1) % ARRAYSIZE(s_vboBuffers);
s_pCurBufferPointer = LocalVBuffer;
}
void Shutdown()
{
delete [] LocalVBuffer;
delete [] TIBuffer;
delete [] LIBuffer;
delete [] PIBuffer;
//glDeleteBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
//s_nCurVBOIndex = 0;
}
void AddIndices(int primitive, int numVertices)
{
switch (primitive)
{
case GX_DRAW_QUADS: IndexGenerator::AddQuads(numVertices); break;
case GX_DRAW_TRIANGLES: IndexGenerator::AddList(numVertices); break;
case GX_DRAW_TRIANGLE_STRIP: IndexGenerator::AddStrip(numVertices); break;
case GX_DRAW_TRIANGLE_FAN: IndexGenerator::AddFan(numVertices); break;
case GX_DRAW_LINE_STRIP: IndexGenerator::AddLineStrip(numVertices); break;
case GX_DRAW_LINES: IndexGenerator::AddLineList(numVertices); break;
case GX_DRAW_POINTS: IndexGenerator::AddPoints(numVertices); break;
}
}
int GetRemainingSize()
{
return MAXVBUFFERSIZE - (int)(s_pCurBufferPointer - LocalVBuffer);
}
int GetRemainingVertices(int primitive)
{
switch (primitive)
{
case GX_DRAW_QUADS:
case GX_DRAW_TRIANGLES:
case GX_DRAW_TRIANGLE_STRIP:
case GX_DRAW_TRIANGLE_FAN:
return (max_Index_size - IndexGenerator::GetTriangleindexLen())/3;
case GX_DRAW_LINE_STRIP:
case GX_DRAW_LINES:
return (max_Index_size - IndexGenerator::GetLineindexLen())/2;
case GX_DRAW_POINTS:
return (max_Index_size - IndexGenerator::GetPointindexLen());
default: return 0;
}
}
void AddVertices(int primitive, int numVertices)
{
if (numVertices <= 0)
return;
(void)GL_REPORT_ERROR();
switch (primitive)
{
case GX_DRAW_QUADS:
case GX_DRAW_TRIANGLES:
case GX_DRAW_TRIANGLE_STRIP:
case GX_DRAW_TRIANGLE_FAN:
if(max_Index_size - IndexGenerator::GetTriangleindexLen() < 3 * numVertices)
Flush();
break;
case GX_DRAW_LINE_STRIP:
case GX_DRAW_LINES:
if(max_Index_size - IndexGenerator::GetLineindexLen() < 2 * numVertices)
Flush();
break;
case GX_DRAW_POINTS:
if(max_Index_size - IndexGenerator::GetPointindexLen() < numVertices)
Flush();
break;
default: return;
}
if(Flushed)
{
IndexGenerator::Start(TIBuffer,LIBuffer,PIBuffer);
Flushed=false;
}
lastPrimitive = primitive;
ADDSTAT(stats.thisFrame.numPrims, numVertices);
INCSTAT(stats.thisFrame.numPrimitiveJoins);
AddIndices(primitive, numVertices);
}
inline void Draw()
void VertexManager::Draw()
{
if (IndexGenerator::GetNumTriangles() > 0)
{
@ -198,7 +88,7 @@ inline void Draw()
}
}
void Flush()
void VertexManager::vFlush()
{
if (LocalVBuffer == s_pCurBufferPointer) return;
if (Flushed) return;
@ -351,4 +241,5 @@ void Flush()
GL_REPORT_ERRORD();
}
} // namespace