diff options
Diffstat (limited to 'src/render/Skidmarks.cpp')
| -rw-r--r-- | src/render/Skidmarks.cpp | 247 |
1 files changed, 241 insertions, 6 deletions
diff --git a/src/render/Skidmarks.cpp b/src/render/Skidmarks.cpp index c2725ed6..41ee5d1d 100644 --- a/src/render/Skidmarks.cpp +++ b/src/render/Skidmarks.cpp @@ -1,12 +1,247 @@ #include "common.h" #include "patcher.h" +#include "main.h" +#include "TxdStore.h" +#include "Timer.h" +#include "Replay.h" #include "Skidmarks.h" -WRAPPER void CSkidmarks::Clear(void) { EAXJMP(0x518130); } -WRAPPER void CSkidmarks::Update() { EAXJMP(0x518200); } +CSkidmark CSkidmarks::aSkidmarks[NUMSKIDMARKS]; -WRAPPER void CSkidmarks::Render(void) { EAXJMP(0x5182E0); } -WRAPPER void CSkidmarks::RegisterOne(uint32 id, CVector pos, float fwdx, float fwdY, bool *isMuddy, bool *isBloddy) { EAXJMP(0x5185C0); } +RwImVertexIndex SkidmarkIndexList[SKIDMARK_LENGTH * 6]; +RwIm3DVertex SkidmarkVertices[SKIDMARK_LENGTH * 2]; +RwTexture *gpSkidTex; +RwTexture *gpSkidBloodTex; +RwTexture *gpSkidMudTex; -WRAPPER void CSkidmarks::Init(void) { EAXJMP(0x517D70); } -WRAPPER void CSkidmarks::Shutdown(void) { EAXJMP(0x518100); } +void +CSkidmarks::Init(void) +{ + int i, ix, slot; + CTxdStore::PushCurrentTxd(); + slot = CTxdStore::FindTxdSlot("particle"); + CTxdStore::SetCurrentTxd(slot); + gpSkidTex = RwTextureRead("particleskid", nil); + gpSkidBloodTex = RwTextureRead("particleskidblood", nil); + gpSkidMudTex = RwTextureRead("particleskidmud", nil); + CTxdStore::PopCurrentTxd(); + + for(i = 0; i < NUMSKIDMARKS; i++){ + aSkidmarks[i].m_state = 0; + aSkidmarks[i].m_wasUpdated = false; + } + + ix = 0; + for(i = 0; i < SKIDMARK_LENGTH; i++){ + SkidmarkIndexList[i*6+0] = ix+0; + SkidmarkIndexList[i*6+1] = ix+2; + SkidmarkIndexList[i*6+2] = ix+1; + SkidmarkIndexList[i*6+3] = ix+1; + SkidmarkIndexList[i*6+4] = ix+2; + SkidmarkIndexList[i*6+5] = ix+3; + ix += 2; + } + + for(i = 0; i < SKIDMARK_LENGTH; i++){ + RwIm3DVertexSetU(&SkidmarkVertices[i*2 + 0], 0.0f); + RwIm3DVertexSetV(&SkidmarkVertices[i*2 + 0], i*5.01f); + RwIm3DVertexSetU(&SkidmarkVertices[i*2 + 1], 1.0f); + RwIm3DVertexSetV(&SkidmarkVertices[i*2 + 1], i*5.01f); + } +} + +void +CSkidmarks::Shutdown(void) +{ + RwTextureDestroy(gpSkidTex); + RwTextureDestroy(gpSkidBloodTex); + RwTextureDestroy(gpSkidMudTex); +} + +void +CSkidmarks::Clear(void) +{ + int i; + for(i = 0; i < NUMSKIDMARKS; i++){ + aSkidmarks[i].m_state = 0; + aSkidmarks[i].m_wasUpdated = false; + } +} + +void +CSkidmarks::Update(void) +{ + int i; + uint32 t1 = CTimer::GetTimeInMilliseconds() + 2500; + uint32 t2 = CTimer::GetTimeInMilliseconds() + 5000; + uint32 t3 = CTimer::GetTimeInMilliseconds() + 10000; + uint32 t4 = CTimer::GetTimeInMilliseconds() + 20000; + for(i = 0; i < NUMSKIDMARKS; i++){ + switch(aSkidmarks[i].m_state){ + case 1: + if(!aSkidmarks[i].m_wasUpdated){ + // Didn't continue this one last time, so finish it and set fade times + aSkidmarks[i].m_state = 2; + if(aSkidmarks[i].m_last < 4){ + aSkidmarks[i].m_fadeStart = t1; + aSkidmarks[i].m_fadeEnd = t2; + }else if(aSkidmarks[i].m_last < 9){ + aSkidmarks[i].m_fadeStart = t2; + aSkidmarks[i].m_fadeEnd = t3; + }else{ + aSkidmarks[i].m_fadeStart = t3; + aSkidmarks[i].m_fadeEnd = t4; + } + } + break; + case 2: + if(CTimer::GetTimeInMilliseconds() > aSkidmarks[i].m_fadeEnd) + aSkidmarks[i].m_state = 0; + break; + } + aSkidmarks[i].m_wasUpdated = false; + } +} + +void +CSkidmarks::Render(void) +{ + int i, j; + RwTexture *lastTex = nil; + + RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA); + + for(i = 0; i < NUMSKIDMARKS; i++){ + if(aSkidmarks[i].m_state == 0 || aSkidmarks[i].m_last < 1) + continue; + + if(aSkidmarks[i].m_isBloody){ + if(lastTex != gpSkidBloodTex){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpSkidBloodTex)); + lastTex = gpSkidBloodTex; + } + }else if(aSkidmarks[i].m_isMuddy){ + if(lastTex != gpSkidMudTex){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpSkidMudTex)); + lastTex = gpSkidMudTex; + } + }else{ + if(lastTex != gpSkidTex){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpSkidTex)); + lastTex = gpSkidTex; + } + } + + uint32 fade, alpha; + if(aSkidmarks[i].m_state == 1 || CTimer::GetTimeInMilliseconds() < aSkidmarks[i].m_fadeStart) + fade = 255; + else + fade = 255*(aSkidmarks[i].m_fadeEnd - CTimer::GetTimeInMilliseconds()) / (aSkidmarks[i].m_fadeEnd - aSkidmarks[i].m_fadeStart); + + for(j = 0; j <= aSkidmarks[i].m_last; j++){ + alpha = 128; + if(j == 0 || j == aSkidmarks[i].m_last && aSkidmarks[i].m_state == 2) + alpha = 0; + alpha = alpha*fade/256; + + CVector p1 = aSkidmarks[i].m_pos[j] + aSkidmarks[i].m_side[j]; + CVector p2 = aSkidmarks[i].m_pos[j] - aSkidmarks[i].m_side[j]; + RwIm3DVertexSetRGBA(&SkidmarkVertices[j*2+0], 255, 255, 255, alpha); + RwIm3DVertexSetPos(&SkidmarkVertices[j*2+0], p1.x, p1.y, p1.z+0.1f); + RwIm3DVertexSetRGBA(&SkidmarkVertices[j*2+1], 255, 255, 255, alpha); + RwIm3DVertexSetPos(&SkidmarkVertices[j*2+1], p2.x, p2.y, p2.z+0.1f); + } + + LittleTest(); + if(RwIm3DTransform(SkidmarkVertices, 2*(aSkidmarks[i].m_last+1), nil, rwIM3D_VERTEXUV)){ + RwIm3DRenderIndexedPrimitive(rwPRIMTYPETRILIST, SkidmarkIndexList, 6*aSkidmarks[i].m_last); + RwIm3DEnd(); + } + } + + RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE); +} + +void +CSkidmarks::RegisterOne(uintptr id, CVector pos, float fwdX, float fwdY, bool *isMuddy, bool *isBloody) +{ + int i; + CVector2D fwd(fwdX, fwdY); + + if(CReplay::IsPlayingBack()) + return; + + // Find a skidmark to continue + for(i = 0; i < NUMSKIDMARKS; i++) + if(aSkidmarks[i].m_state == 1 && aSkidmarks[i].m_id == id) + break; + + if(i < NUMSKIDMARKS){ + // Continue this one + + if(aSkidmarks[i].m_isBloody != *isBloody){ + // Blood-status changed, end this one + aSkidmarks[i].m_state = 2; + aSkidmarks[i].m_fadeStart = CTimer::GetTimeInMilliseconds() + 10000; + aSkidmarks[i].m_fadeEnd = CTimer::GetTimeInMilliseconds() + 20000; + return; + } + + aSkidmarks[i].m_wasUpdated = true; + + if(CTimer::GetTimeInMilliseconds() - aSkidmarks[i].m_lastUpdate <= 100){ + // Last update was recently, just change last coords + aSkidmarks[i].m_pos[aSkidmarks[i].m_last] = pos; + return; + } + aSkidmarks[i].m_lastUpdate = CTimer::GetTimeInMilliseconds(); + + if(aSkidmarks[i].m_last >= SKIDMARK_LENGTH-1){ + // No space to continue, end it + aSkidmarks[i].m_state = 2; + aSkidmarks[i].m_fadeStart = CTimer::GetTimeInMilliseconds() + 10000; + aSkidmarks[i].m_fadeEnd = CTimer::GetTimeInMilliseconds() + 20000; + *isBloody = false; // stpo blood marks at end + return; + } + aSkidmarks[i].m_last++; + + aSkidmarks[i].m_pos[aSkidmarks[i].m_last] = pos; + + CVector2D dist = aSkidmarks[i].m_pos[aSkidmarks[i].m_last] - aSkidmarks[i].m_pos[aSkidmarks[i].m_last-1]; + dist.Normalise(); + CVector2D right(dist.y, -dist.x); + float turn = DotProduct2D(fwd, right); + turn = Abs(turn) + 1.0f; + aSkidmarks[i].m_side[aSkidmarks[i].m_last] = CVector(right.x, right.y, 0.0f) * turn * 0.125f; + if(aSkidmarks[i].m_last == 1) + aSkidmarks[i].m_side[0] = aSkidmarks[i].m_side[1]; + + if(aSkidmarks[i].m_last > 8) + *isBloody = false; // stop blood marks after 8 + return; + } + + // Start a new one + for(i = 0; i < NUMSKIDMARKS; i++) + if(aSkidmarks[i].m_state == 0) + break; + if(i < NUMSKIDMARKS){ + // Found a free slot + aSkidmarks[i].m_state = 1; + aSkidmarks[i].m_id = id; + aSkidmarks[i].m_pos[0] = pos; + aSkidmarks[i].m_side[0] = CVector(0.0f, 0.0f, 0.0f); + aSkidmarks[i].m_wasUpdated = true; + aSkidmarks[i].m_last = 0; + aSkidmarks[i].m_lastUpdate = CTimer::GetTimeInMilliseconds() - 1000; + aSkidmarks[i].m_isBloody = *isBloody; + aSkidmarks[i].m_isMuddy = *isMuddy; + }else + *isBloody = false; // stop blood marks if no space +} |