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-rw-r--r--src/renderer/Rubbish.cpp436
1 files changed, 436 insertions, 0 deletions
diff --git a/src/renderer/Rubbish.cpp b/src/renderer/Rubbish.cpp
new file mode 100644
index 00000000..8da6b025
--- /dev/null
+++ b/src/renderer/Rubbish.cpp
@@ -0,0 +1,436 @@
+#include "common.h"
+#include "main.h"
+
+#include "General.h"
+#include "Timer.h"
+#include "Weather.h"
+#include "Camera.h"
+#include "World.h"
+#include "Vehicle.h"
+#include "ZoneCull.h"
+#include "TxdStore.h"
+#include "RenderBuffer.h"
+#include "Rubbish.h"
+
+#define RUBBISH_MAX_DIST (18.0f)
+#define RUBBISH_FADE_DIST (16.5f)
+
+RwTexture *gpRubbishTexture[4];
+RwImVertexIndex RubbishIndexList[6];
+RwImVertexIndex RubbishIndexList2[6]; // unused
+RwIm3DVertex RubbishVertices[4];
+bool CRubbish::bRubbishInvisible;
+int CRubbish::RubbishVisibility;
+COneSheet CRubbish::aSheets[NUM_RUBBISH_SHEETS];
+COneSheet CRubbish::StartEmptyList;
+COneSheet CRubbish::EndEmptyList;
+COneSheet CRubbish::StartStaticsList;
+COneSheet CRubbish::EndStaticsList;
+COneSheet CRubbish::StartMoversList;
+COneSheet CRubbish::EndMoversList;
+
+
+void
+COneSheet::AddToList(COneSheet *list)
+{
+ this->m_next = list->m_next;
+ this->m_prev = list;
+ list->m_next = this;
+ this->m_next->m_prev = this;
+}
+
+void
+COneSheet::RemoveFromList(void)
+{
+ m_next->m_prev = m_prev;
+ m_prev->m_next = m_next;
+}
+
+
+void
+CRubbish::Render(void)
+{
+ int type;
+
+ PUSH_RENDERGROUP("CRubbish::Render");
+
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE);
+ RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
+ RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)TRUE);
+
+ for(type = 0; type < 4; type++){
+ RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpRubbishTexture[type]));
+
+ TempBufferIndicesStored = 0;
+ TempBufferVerticesStored = 0;
+
+ COneSheet *sheet;
+ for(sheet = &aSheets[type*NUM_RUBBISH_SHEETS / 4];
+ sheet < &aSheets[(type+1)*NUM_RUBBISH_SHEETS / 4];
+ sheet++){
+ if(sheet->m_state == 0)
+ continue;
+
+ uint32 alpha = 128;
+ CVector pos;
+ if(sheet->m_state == 1){
+ pos = sheet->m_basePos;
+ if(!sheet->m_isVisible)
+ alpha = 0;
+ }else{
+ pos = sheet->m_animatedPos;
+ // Not fully visible during animation, calculate current alpha
+ if(!sheet->m_isVisible || !sheet->m_targetIsVisible){
+ float t = (float)(CTimer::GetTimeInMilliseconds() - sheet->m_moveStart)/sheet->m_moveDuration;
+ float f1 = sheet->m_isVisible ? 1.0f-t : 0.0f;
+ float f2 = sheet->m_targetIsVisible ? t : 0.0f;
+ alpha = 128 * (f1+f2);
+ }
+ }
+
+ float camDist = (pos - TheCamera.GetPosition()).Magnitude2D();
+ if(camDist < RUBBISH_MAX_DIST){
+ if(camDist >= RUBBISH_FADE_DIST)
+ alpha -= alpha*(camDist-RUBBISH_FADE_DIST)/(RUBBISH_MAX_DIST-RUBBISH_FADE_DIST);
+ alpha = (RubbishVisibility*alpha)/256;
+
+ float vx = Sin(sheet->m_angle) * 0.4f;
+ float vy = Cos(sheet->m_angle) * 0.4f;
+
+ int v = TempBufferVerticesStored;
+ RwIm3DVertexSetPos(&TempBufferRenderVertices[v+0], pos.x + vx, pos.y + vy, pos.z);
+ RwIm3DVertexSetRGBA(&TempBufferRenderVertices[v+0], 255, 255, 255, alpha);
+ RwIm3DVertexSetPos(&TempBufferRenderVertices[v+1], pos.x - vy, pos.y + vx, pos.z);
+ RwIm3DVertexSetRGBA(&TempBufferRenderVertices[v+1], 255, 255, 255, alpha);
+ RwIm3DVertexSetPos(&TempBufferRenderVertices[v+2], pos.x + vy, pos.y - vx, pos.z);
+ RwIm3DVertexSetRGBA(&TempBufferRenderVertices[v+2], 255, 255, 255, alpha);
+ RwIm3DVertexSetPos(&TempBufferRenderVertices[v+3], pos.x - vx, pos.y - vy, pos.z);
+ RwIm3DVertexSetRGBA(&TempBufferRenderVertices[v+3], 255, 255, 255, alpha);
+ RwIm3DVertexSetU(&TempBufferRenderVertices[v+0], 0.0f);
+ RwIm3DVertexSetV(&TempBufferRenderVertices[v+0], 0.0f);
+ RwIm3DVertexSetU(&TempBufferRenderVertices[v+1], 1.0f);
+ RwIm3DVertexSetV(&TempBufferRenderVertices[v+1], 0.0f);
+ RwIm3DVertexSetU(&TempBufferRenderVertices[v+2], 0.0f);
+ RwIm3DVertexSetV(&TempBufferRenderVertices[v+2], 1.0f);
+ RwIm3DVertexSetU(&TempBufferRenderVertices[v+3], 1.0f);
+ RwIm3DVertexSetV(&TempBufferRenderVertices[v+3], 1.0f);
+
+ int i = TempBufferIndicesStored;
+ TempBufferRenderIndexList[i+0] = RubbishIndexList[0] + TempBufferVerticesStored;
+ TempBufferRenderIndexList[i+1] = RubbishIndexList[1] + TempBufferVerticesStored;
+ TempBufferRenderIndexList[i+2] = RubbishIndexList[2] + TempBufferVerticesStored;
+ TempBufferRenderIndexList[i+3] = RubbishIndexList[3] + TempBufferVerticesStored;
+ TempBufferRenderIndexList[i+4] = RubbishIndexList[4] + TempBufferVerticesStored;
+ TempBufferRenderIndexList[i+5] = RubbishIndexList[5] + TempBufferVerticesStored;
+ TempBufferVerticesStored += 4;
+ TempBufferIndicesStored += 6;
+ }
+ }
+
+ if(TempBufferIndicesStored != 0){
+ LittleTest();
+ if(RwIm3DTransform(TempBufferRenderVertices, TempBufferVerticesStored, nil, rwIM3D_VERTEXUV)){
+ RwIm3DRenderIndexedPrimitive(rwPRIMTYPETRILIST, TempBufferRenderIndexList, TempBufferIndicesStored);
+ RwIm3DEnd();
+ }
+ }
+ }
+
+ RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)FALSE);
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE);
+ RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
+
+ POP_RENDERGROUP();
+}
+
+void
+CRubbish::StirUp(CVehicle *veh)
+{
+ if((CTimer::GetFrameCounter() ^ (veh->m_randomSeed&3)) == 0)
+ return;
+
+ if(Abs(veh->GetPosition().x - TheCamera.GetPosition().x) < 20.0f &&
+ Abs(veh->GetPosition().y - TheCamera.GetPosition().y) < 20.0f)
+ if(Abs(veh->GetMoveSpeed().x) > 0.05f || Abs(veh->GetMoveSpeed().y) > 0.05f){
+ float speed = veh->GetMoveSpeed().Magnitude2D();
+ if(speed > 0.05f){
+ bool movingForward = DotProduct2D(veh->GetMoveSpeed(), veh->GetForward()) > 0.0f;
+ COneSheet *sheet = StartStaticsList.m_next;
+ CVector2D size = veh->GetColModel()->boundingBox.max;
+
+ // Check all static sheets
+ while(sheet != &EndStaticsList){
+ COneSheet *next = sheet->m_next;
+ CVector2D carToSheet = sheet->m_basePos - veh->GetPosition();
+ float distFwd = DotProduct2D(carToSheet, veh->GetForward());
+
+ // sheet has to be a bit behind car
+ if(movingForward && distFwd < -0.5f*size.y && distFwd > -1.5f*size.y ||
+ !movingForward && distFwd > 0.5f*size.y && distFwd < 1.5f*size.y){
+ float distSide = Abs(DotProduct2D(carToSheet, veh->GetRight()));
+ if(distSide < 1.5*size.x){
+ // Check with higher speed for sheet directly behind car
+ float speedToCheck = distSide < size.x ? speed : speed*0.5f;
+ if(speedToCheck > 0.05f){
+ sheet->m_state = 2;
+ if(speedToCheck > 0.15f)
+ sheet->m_animationType = 2;
+ else
+ sheet->m_animationType = 1;
+ sheet->m_moveDuration = 2000;
+ sheet->m_xDist = veh->GetMoveSpeed().x;
+ sheet->m_yDist = veh->GetMoveSpeed().y;
+ float dist = Sqrt(SQR(sheet->m_xDist)+SQR(sheet->m_yDist));
+ sheet->m_xDist *= 25.0f*speed/dist;
+ sheet->m_yDist *= 25.0f*speed/dist;
+ sheet->m_animHeight = 3.0f*speed;
+ sheet->m_moveStart = CTimer::GetTimeInMilliseconds();
+ float tx = sheet->m_basePos.x + sheet->m_xDist;
+ float ty = sheet->m_basePos.y + sheet->m_yDist;
+ float tz = sheet->m_basePos.z + 3.0f;
+ sheet->m_targetZ = CWorld::FindGroundZFor3DCoord(tx, ty, tz, nil) + 0.1f;
+ sheet->RemoveFromList();
+ sheet->AddToList(&StartMoversList);
+ }
+ }
+ }
+
+ sheet = next;
+ }
+ }
+ }
+}
+
+static float aAnimations[3][34] = {
+ { 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f },
+
+ // Normal move
+ { 0.0f, 0.05f, 0.12f, 0.25f, 0.42f, 0.57f, 0.68f, 0.8f, 0.86f, 0.9f, 0.93f, 0.95f, 0.96f, 0.97f, 0.98f, 0.99f, 1.0f, // XY movemnt
+ 0.15f, 0.35f, 0.6f, 0.9f, 1.2f, 1.25f, 1.3f, 1.2f, 1.1f, 0.95f, 0.8f, 0.6f, 0.45f, 0.3f, 0.2f, 0.1f, 0 }, // Z movement
+
+ // Stirred up by fast vehicle
+ { 0.0f, 0.05f, 0.12f, 0.25f, 0.42f, 0.57f, 0.68f, 0.8f, 0.95f, 1.1f, 1.15f, 1.18f, 1.15f, 1.1f, 1.05f, 1.03f, 1.0f,
+ 0.15f, 0.35f, 0.6f, 0.9f, 1.2f, 1.25f, 1.3f, 1.2f, 1.1f, 0.95f, 0.8f, 0.6f, 0.45f, 0.3f, 0.2f, 0.1f, 0 }
+};
+
+void
+CRubbish::Update(void)
+{
+ bool foundGround;
+
+ // FRAMETIME
+ if(bRubbishInvisible)
+ RubbishVisibility = Max(RubbishVisibility-5, 0);
+ else
+ RubbishVisibility = Min(RubbishVisibility+5, 255);
+
+ // Spawn a new sheet
+ COneSheet *sheet = StartEmptyList.m_next;
+ if(sheet != &EndEmptyList){
+ float spawnDist;
+ float spawnAngle;
+
+ spawnDist = (CGeneral::GetRandomNumber()&0xFF)/256.0f + RUBBISH_MAX_DIST;
+ uint8 r = CGeneral::GetRandomNumber();
+ if(r&1)
+ spawnAngle = (CGeneral::GetRandomNumber()&0xFF)/256.0f * 6.28f;
+ else
+ spawnAngle = (r-128)/160.0f + TheCamera.Orientation;
+ sheet->m_basePos.x = TheCamera.GetPosition().x + spawnDist*Sin(spawnAngle);
+ sheet->m_basePos.y = TheCamera.GetPosition().y + spawnDist*Cos(spawnAngle);
+ sheet->m_basePos.z = CWorld::FindGroundZFor3DCoord(sheet->m_basePos.x, sheet->m_basePos.y, TheCamera.GetPosition().z, &foundGround) + 0.1f;
+ if(foundGround){
+ // Found ground, so add to statics list
+ sheet->m_angle = (CGeneral::GetRandomNumber()&0xFF)/256.0f * 6.28f;
+ sheet->m_state = 1;
+ if(CCullZones::FindAttributesForCoors(sheet->m_basePos, nil) & ATTRZONE_NORAIN)
+ sheet->m_isVisible = false;
+ else
+ sheet->m_isVisible = true;
+ sheet->RemoveFromList();
+ sheet->AddToList(&StartStaticsList);
+ }
+ }
+
+ // Process animation
+ sheet = StartMoversList.m_next;
+ while(sheet != &EndMoversList){
+ uint32 currentTime = CTimer::GetTimeInMilliseconds() - sheet->m_moveStart;
+ if(currentTime < sheet->m_moveDuration){
+ // Animation
+ int step = 16 * currentTime / sheet->m_moveDuration; // 16 steps in animation
+ int stepTime = sheet->m_moveDuration/16; // time in each step
+ float s = (float)(currentTime - stepTime*step) / stepTime; // position on step
+ float t = (float)currentTime / sheet->m_moveDuration; // position on total animation
+ // factors for xy and z-movment
+ float fxy = aAnimations[sheet->m_animationType][step]*(1.0f-s) + aAnimations[sheet->m_animationType][step+1]*s;
+ float fz = aAnimations[sheet->m_animationType][step+17]*(1.0f-s) + aAnimations[sheet->m_animationType][step+1+17]*s;
+ sheet->m_animatedPos.x = sheet->m_basePos.x + fxy*sheet->m_xDist;
+ sheet->m_animatedPos.y = sheet->m_basePos.y + fxy*sheet->m_yDist;
+ sheet->m_animatedPos.z = (1.0f-t)*sheet->m_basePos.z + t*sheet->m_targetZ + fz*sheet->m_animHeight;
+ sheet->m_angle += CTimer::GetTimeStep()*0.04f;
+ if(sheet->m_angle > 6.28f)
+ sheet->m_angle -= 6.28f;
+ sheet = sheet->m_next;
+ }else{
+ // End of animation, back into statics list
+ sheet->m_basePos.x += sheet->m_xDist;
+ sheet->m_basePos.y += sheet->m_yDist;
+ sheet->m_basePos.z = sheet->m_targetZ;
+ sheet->m_state = 1;
+ sheet->m_isVisible = sheet->m_targetIsVisible;
+
+ COneSheet *next = sheet->m_next;
+ sheet->RemoveFromList();
+ sheet->AddToList(&StartStaticsList);
+ sheet = next;
+ }
+ }
+
+ // Stir up a sheet by wind
+ // FRAMETIME
+ int freq;
+ if(CWeather::Wind < 0.1f)
+ freq = 31;
+ else if(CWeather::Wind < 0.4f)
+ freq = 7;
+ else if(CWeather::Wind < 0.7f)
+ freq = 1;
+ else
+ freq = 0;
+ if((CTimer::GetFrameCounter() & freq) == 0){
+ // Pick a random sheet and set animation state if static
+ int i = CGeneral::GetRandomNumber() % NUM_RUBBISH_SHEETS;
+ if(aSheets[i].m_state == 1){
+ aSheets[i].m_moveStart = CTimer::GetTimeInMilliseconds();
+ aSheets[i].m_moveDuration = CWeather::Wind*1500.0f + 1000.0f;
+ aSheets[i].m_animHeight = 0.2f;
+ aSheets[i].m_xDist = 3.0f*CWeather::Wind;
+ aSheets[i].m_yDist = 3.0f*CWeather::Wind;
+ // Check if target position is ok
+ float tx = aSheets[i].m_basePos.x + aSheets[i].m_xDist;
+ float ty = aSheets[i].m_basePos.y + aSheets[i].m_yDist;
+ float tz = aSheets[i].m_basePos.z + 3.0f;
+ aSheets[i].m_targetZ = CWorld::FindGroundZFor3DCoord(tx, ty, tz, &foundGround) + 0.1f;
+ if(CCullZones::FindAttributesForCoors(CVector(tx, ty, aSheets[i].m_targetZ), nil) & ATTRZONE_NORAIN)
+ aSheets[i].m_targetIsVisible = false;
+ else
+ aSheets[i].m_targetIsVisible = true;
+ if(foundGround){
+ // start animation
+ aSheets[i].m_state = 2;
+ aSheets[i].m_animationType = 1;
+ aSheets[i].RemoveFromList();
+ aSheets[i].AddToList(&StartMoversList);
+ }
+ }
+ }
+
+ // Remove sheets that are too far away
+ int i = (CTimer::GetFrameCounter()%(NUM_RUBBISH_SHEETS/4))*4;
+ int last = ((CTimer::GetFrameCounter()%(NUM_RUBBISH_SHEETS/4)) + 1)*4;
+ for(; i < last; i++){
+ if(aSheets[i].m_state == 1 &&
+ (aSheets[i].m_basePos - TheCamera.GetPosition()).MagnitudeSqr2D() > SQR(RUBBISH_MAX_DIST+1.0f)){
+ aSheets[i].m_state = 0;
+ aSheets[i].RemoveFromList();
+ aSheets[i].AddToList(&StartEmptyList);
+ }
+ }
+}
+
+void
+CRubbish::SetVisibility(bool visible)
+{
+ bRubbishInvisible = !visible;
+}
+
+void
+CRubbish::Init(void)
+{
+ int i;
+ for(i = 0; i < NUM_RUBBISH_SHEETS; i++){
+ aSheets[i].m_state = 0;
+ if(i < NUM_RUBBISH_SHEETS-1)
+ aSheets[i].m_next = &aSheets[i+1];
+ else
+ aSheets[i].m_next = &EndEmptyList;
+ if(i > 0)
+ aSheets[i].m_prev = &aSheets[i-1];
+ else
+ aSheets[i].m_prev = &StartEmptyList;
+ }
+
+ StartEmptyList.m_next = &aSheets[0];
+ StartEmptyList.m_prev = nil;
+ EndEmptyList.m_next = nil;
+ EndEmptyList.m_prev = &aSheets[NUM_RUBBISH_SHEETS-1];
+
+ StartStaticsList.m_next = &EndStaticsList;
+ StartStaticsList.m_prev = nil;
+ EndStaticsList.m_next = nil;
+ EndStaticsList.m_prev = &StartStaticsList;
+
+ StartMoversList.m_next = &EndMoversList;
+ StartMoversList.m_prev = nil;
+ EndMoversList.m_next = nil;
+ EndMoversList.m_prev = &StartMoversList;
+
+ // unused
+ RwIm3DVertexSetU(&RubbishVertices[0], 0.0f);
+ RwIm3DVertexSetV(&RubbishVertices[0], 0.0f);
+ RwIm3DVertexSetU(&RubbishVertices[1], 1.0f);
+ RwIm3DVertexSetV(&RubbishVertices[1], 0.0f);
+ RwIm3DVertexSetU(&RubbishVertices[2], 0.0f);
+ RwIm3DVertexSetV(&RubbishVertices[2], 1.0f);
+ RwIm3DVertexSetU(&RubbishVertices[3], 1.0f);
+ RwIm3DVertexSetV(&RubbishVertices[3], 1.0f);
+
+ // unused
+ RubbishIndexList2[0] = 0;
+ RubbishIndexList2[1] = 2;
+ RubbishIndexList2[2] = 1;
+ RubbishIndexList2[3] = 1;
+ RubbishIndexList2[4] = 2;
+ RubbishIndexList2[5] = 3;
+
+ RubbishIndexList[0] = 0;
+ RubbishIndexList[1] = 1;
+ RubbishIndexList[2] = 2;
+ RubbishIndexList[3] = 1;
+ RubbishIndexList[4] = 3;
+ RubbishIndexList[5] = 2;
+
+ CTxdStore::PushCurrentTxd();
+ int slot = CTxdStore::FindTxdSlot("particle");
+ CTxdStore::SetCurrentTxd(slot);
+ gpRubbishTexture[0] = RwTextureRead("gameleaf01_64", nil);
+ gpRubbishTexture[1] = RwTextureRead("gameleaf02_64", nil);
+ gpRubbishTexture[2] = RwTextureRead("newspaper01_64", nil);
+ gpRubbishTexture[3] = RwTextureRead("newspaper02_64", nil);
+ CTxdStore::PopCurrentTxd();
+ RubbishVisibility = 255;
+ bRubbishInvisible = false;
+}
+
+void
+CRubbish::Shutdown(void)
+{
+ RwTextureDestroy(gpRubbishTexture[0]);
+#if GTA_VERSION >= GTA3_PC_11
+ gpRubbishTexture[0] = nil;
+#endif
+ RwTextureDestroy(gpRubbishTexture[1]);
+#if GTA_VERSION >= GTA3_PC_11
+ gpRubbishTexture[1] = nil;
+#endif
+ RwTextureDestroy(gpRubbishTexture[2]);
+#if GTA_VERSION >= GTA3_PC_11
+ gpRubbishTexture[2] = nil;
+#endif
+ RwTextureDestroy(gpRubbishTexture[3]);
+#if GTA_VERSION >= GTA3_PC_11
+ gpRubbishTexture[3] = nil;
+#endif
+}