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RSP.cpp
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RSP.cpp
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#include <windows.h>
#include <math.h>
#include "glN64.h"
#include "OpenGL.h"
#include "Debug.h"
#include "RSP.h"
#include "RDP.h"
#include "N64.h"
#include "F3D.h"
#include "3DMath.h"
#include "VI.h"
#include "Combiner.h"
//#include "textures.h"
//#include "Config.h"
#include "FrameBuffer.h"
#include "DepthBuffer.h"
#include "GBI.h"
RSPInfo RSP;
void RSP_LoadMatrix(f32 mtx[4][4], u32 address)
{
f32 recip = 1.5258789e-05f;
__asm {
mov esi, dword ptr [RDRAM];
add esi, dword ptr [address];
mov edi, dword ptr [mtx];
mov ecx, 4
LoadLoop:
fild word ptr [esi+02h]
movzx eax, word ptr [esi+22h]
mov dword ptr [edi], eax
fild dword ptr [edi]
fmul dword ptr [recip]
fadd
fstp dword ptr [edi]
fild word ptr [esi+00h]
movzx eax, word ptr [esi+20h]
mov dword ptr [edi+04h], eax
fild dword ptr [edi+04h]
fmul dword ptr [recip]
fadd
fstp dword ptr [edi+04h]
fild word ptr [esi+06h]
movzx eax, word ptr [esi+26h]
mov dword ptr [edi+08h], eax
fild dword ptr [edi+08h]
fmul dword ptr [recip]
fadd
fstp dword ptr [edi+08h]
fild word ptr [esi+04h]
movzx eax, word ptr [esi+24h]
mov dword ptr [edi+0Ch], eax
fild dword ptr [edi+0Ch]
fmul dword ptr [recip]
fadd
fstp dword ptr [edi+0Ch]
add esi, 08h
add edi, 10h
loop LoadLoop
}
}
DWORD WINAPI RSP_ThreadProc(LPVOID lpParameter)
{
RSP_Init();
SetEvent(RSP.threadFinished);
#ifndef _DEBUG
__try
{
#endif
while (TRUE)
{
switch (WaitForMultipleObjects(7, RSP.threadMsg, FALSE, INFINITE))
{
case (WAIT_OBJECT_0 + RSPMSG_PROCESSDLIST):
RSP_ProcessDList();
break;
case (WAIT_OBJECT_0 + RSPMSG_UPDATESCREEN):
VI_UpdateScreen();
break;
case (WAIT_OBJECT_0 + RSPMSG_CLOSE):
OGL_Stop();
SetEvent(RSP.threadFinished);
return 1;
case (WAIT_OBJECT_0 + RSPMSG_DESTROYTEXTURES):
Combiner_Destroy();
FrameBuffer_Destroy();
TextureCache_Destroy();
break;
case (WAIT_OBJECT_0 + RSPMSG_INITTEXTURES):
FrameBuffer_Init();
TextureCache_Init();
Combiner_Init();
gSP.changed = gDP.changed = 0xFFFFFFFF;
break;
case (WAIT_OBJECT_0 + RSPMSG_CAPTURESCREEN):
OGL_SaveScreenshot();
break;
case(WAIT_OBJECT_0 + RSPMSG_READPIXELS):
OGL_ReadPixels();
}
SetEvent(RSP.threadFinished);
}
#ifndef _DEBUG
}
__except (EXCEPTION_EXECUTE_HANDLER)
{
char exception[256];
sprintf(exception, "Win32 exception 0x%08X occured in glN64", GetExceptionCode());
MessageBox(NULL, exception, PLUGIN_NAME, MB_OK | MB_ICONERROR);
GBI_Destroy();
DepthBuffer_Destroy();
OGL_Stop();
}
#endif
RSP.thread = NULL;
return 0;
}
void RSP_ProcessDList()
{
VI_UpdateSize();
OGL_UpdateScale();
if (OGL.clear_override)
{
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
}
RSP.PC[0] = *(u32*)&DMEM[0x0FF0];
RSP.PCi = 0;
RSP.count = 0;
RSP.halt = FALSE;
RSP.busy = TRUE;
gSP.matrix.stackSize = min(32, *(u32*)&DMEM[0x0FE4] >> 6);
gSP.matrix.modelViewi = 0;
gSP.changed |= CHANGED_MATRIX;
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
gSP.matrix.modelView[0][i][j] = 0.0f;
gSP.matrix.modelView[0][0][0] = 1.0f;
gSP.matrix.modelView[0][1][1] = 1.0f;
gSP.matrix.modelView[0][2][2] = 1.0f;
gSP.matrix.modelView[0][3][3] = 1.0f;
u32 uc_start = *(u32*)&DMEM[0x0FD0];
u32 uc_dstart = *(u32*)&DMEM[0x0FD8];
u32 uc_dsize = *(u32*)&DMEM[0x0FDC];
if ((uc_start != RSP.uc_start) || (uc_dstart != RSP.uc_dstart))
gSPLoadUcodeEx(uc_start, uc_dstart, uc_dsize);
gDPSetAlphaCompare(G_AC_NONE);
gDPSetDepthSource(G_ZS_PIXEL);
gDPSetRenderMode(0, 0);
gDPSetAlphaDither(G_AD_DISABLE);
gDPSetColorDither(G_CD_DISABLE);
gDPSetCombineKey(G_CK_NONE);
gDPSetTextureConvert(G_TC_FILT);
gDPSetTextureFilter(G_TF_POINT);
gDPSetTextureLUT(G_TT_NONE);
gDPSetTextureLOD(G_TL_TILE);
gDPSetTextureDetail(G_TD_CLAMP);
gDPSetTexturePersp(G_TP_PERSP);
gDPSetCycleType(G_CYC_1CYCLE);
gDPPipelineMode(G_PM_NPRIMITIVE);
while (!RSP.halt)
{
if ((RSP.PC[RSP.PCi] + 8) > RDRAMSize)
{
#ifdef DEBUG
switch (Debug.level)
{
case DEBUG_LOW:
DebugMsg( DEBUG_LOW | DEBUG_ERROR, "ATTEMPTING TO EXECUTE RSP COMMAND AT INVALID RDRAM LOCATION\n" );
break;
case DEBUG_MEDIUM:
DebugMsg( DEBUG_MEDIUM | DEBUG_ERROR, "Attempting to execute RSP command at invalid RDRAM location\n" );
break;
case DEBUG_HIGH:
DebugMsg( DEBUG_HIGH | DEBUG_ERROR, "// Attempting to execute RSP command at invalid RDRAM location\n" );
break;
}
#endif
break;
}
u32 w0 = *(u32*)&RDRAM[RSP.PC[RSP.PCi]];
u32 w1 = *(u32*)&RDRAM[RSP.PC[RSP.PCi] + 4];
RSP.cmd = _SHIFTR(w0, 24, 8);
#ifdef DEBUG
DebugRSPState( RSP.PCi, RSP.PC[RSP.PCi], _SHIFTR( w0, 24, 8 ), w0, w1 );
DebugMsg( DEBUG_LOW | DEBUG_HANDLED, "0x%08lX: CMD=0x%02lX W0=0x%08lX W1=0x%08lX\n", RSP.PC[RSP.PCi], _SHIFTR( w0, 24, 8 ), w0, w1 );
#endif
RSP.PC[RSP.PCi] += 8;
RSP.nextCmd = _SHIFTR(*(u32*)&RDRAM[RSP.PC[RSP.PCi]], 24, 8);
GBI.cmd[RSP.cmd](w0, w1);
}
/* if (OGL.frameBufferTextures && gDP.colorImage.changed)
{
FrameBuffer_SaveBuffer( gDP.colorImage.address, gDP.colorImage.size, gDP.colorImage.width, gDP.colorImage.height );
gDP.colorImage.changed = FALSE;
}*/
RSP.busy = FALSE;
RSP.DList++;
gSP.changed |= CHANGED_COLORBUFFER;
}
void RSP_Init()
{
RSP.DList = 0;
RSP.uc_start = RSP.uc_dstart = 0;
gDP.loadTile = &gDP.tiles[7];
gSP.textureTile[0] = &gDP.tiles[0];
gSP.textureTile[1] = &gDP.tiles[1];
DepthBuffer_Init();
GBI_Init();
OGL_Start();
}