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-rw-r--r--src/render/WaterCannon.cpp320
1 files changed, 315 insertions, 5 deletions
diff --git a/src/render/WaterCannon.cpp b/src/render/WaterCannon.cpp
index 7a9aa4d9..e848fb43 100644
--- a/src/render/WaterCannon.cpp
+++ b/src/render/WaterCannon.cpp
@@ -1,10 +1,320 @@
#include "common.h"
#include "patcher.h"
#include "WaterCannon.h"
+#include "Vector.h"
+#include "General.h"
+#include "main.h"
+#include "Timer.h"
+#include "Pools.h"
+#include "Ped.h"
+#include "AnimManager.h"
+#include "Fire.h"
+#include "WaterLevel.h"
+#include "Camera.h"
-CWaterCannon (&aCannons)[NUM_WATERCANNONS] = *(CWaterCannon(*)[NUM_WATERCANNONS])*(uintptr*)0x8F2CA8;
+#define WATERCANNONVERTS 4
+#define WATERCANNONINDEXES 12
-WRAPPER void CWaterCannons::Update(void) { EAXJMP(0x522510); }
-WRAPPER void CWaterCannons::UpdateOne(uint32 id, CVector *pos, CVector *dir) { EAXJMP(0x522470); }
-WRAPPER void CWaterCannons::Render(void) { EAXJMP(0x522550); }
-WRAPPER void CWaterCannons::Init(void) { EAXJMP(0x522440); }
+RwIm3DVertex WaterCannonVertices[WATERCANNONVERTS];
+RwImVertexIndex WaterCannonIndexList[WATERCANNONINDEXES];
+
+CWaterCannon CWaterCannons::aCannons[NUM_WATERCANNONS];
+
+void CWaterCannon::Init(void)
+{
+ m_nId = 0;
+ m_nCur = 0;
+ m_nTimeCreated = CTimer::GetTimeInMilliseconds();
+
+ for ( int32 i = 0; i < NUM_SEGMENTPOINTS; i++ )
+ m_abUsed[i] = false;
+
+ RwIm3DVertexSetU(&WaterCannonVertices[0], 0.0f);
+ RwIm3DVertexSetV(&WaterCannonVertices[0], 0.0f);
+
+ RwIm3DVertexSetU(&WaterCannonVertices[1], 1.0f);
+ RwIm3DVertexSetV(&WaterCannonVertices[1], 0.0f);
+
+ RwIm3DVertexSetU(&WaterCannonVertices[2], 0.0f);
+ RwIm3DVertexSetV(&WaterCannonVertices[2], 0.0f);
+
+ RwIm3DVertexSetU(&WaterCannonVertices[3], 1.0f);
+ RwIm3DVertexSetV(&WaterCannonVertices[3], 0.0f);
+
+ WaterCannonIndexList[0] = 0;
+ WaterCannonIndexList[1] = 1;
+ WaterCannonIndexList[2] = 2;
+
+ WaterCannonIndexList[3] = 1;
+ WaterCannonIndexList[4] = 3;
+ WaterCannonIndexList[5] = 2;
+
+ WaterCannonIndexList[6] = 0;
+ WaterCannonIndexList[7] = 2;
+ WaterCannonIndexList[8] = 1;
+
+ WaterCannonIndexList[9] = 1;
+ WaterCannonIndexList[10] = 2;
+ WaterCannonIndexList[11] = 3;
+}
+
+void CWaterCannon::Update_OncePerFrame(int16 index)
+{
+ ASSERT(index < NUM_WATERCANNONS);
+
+ if (CTimer::GetTimeInMilliseconds() > m_nTimeCreated + WATERCANNON_LIFETIME )
+ {
+ m_nCur = (m_nCur + 1) % -NUM_SEGMENTPOINTS;
+ m_abUsed[m_nCur] = false;
+ }
+
+ for ( int32 i = 0; i < NUM_SEGMENTPOINTS; i++ )
+ {
+ if ( m_abUsed[i] )
+ {
+ m_avecVelocity[i].z += -WATERCANNON_GRAVITY * CTimer::GetTimeStep();
+ m_avecPos[i] += m_avecVelocity[i] * CTimer::GetTimeStep();
+ }
+ }
+
+ int32 extinguishingPoint = CGeneral::GetRandomNumber() & (NUM_SEGMENTPOINTS - 1);
+ if ( m_abUsed[extinguishingPoint] )
+ gFireManager.ExtinguishPoint(m_avecPos[extinguishingPoint], 3.0f);
+
+ if ( ((index + CTimer::GetFrameCounter()) & 3) == 0 )
+ PushPeds();
+
+ // free if unused
+
+ int32 i = 0;
+ while ( 1 )
+ {
+ if ( m_abUsed[i] )
+ break;
+
+ if ( ++i >= NUM_SEGMENTPOINTS )
+ {
+ m_nId = 0;
+ return;
+ }
+ }
+}
+
+void CWaterCannon::Update_NewInput(CVector *pos, CVector *dir)
+{
+ ASSERT(pos != NULL);
+ ASSERT(dir != NULL);
+
+ m_avecPos[m_nCur] = *pos;
+ m_avecVelocity[m_nCur] = *dir;
+ m_abUsed[m_nCur] = true;
+}
+
+void CWaterCannon::Render(void)
+{
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void *)FALSE);
+ RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void *)TRUE);
+ RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void *)TRUE);
+ RwRenderStateSet(rwRENDERSTATETEXTURERASTER, (void *)gpWaterRaster);
+
+ float v = float(CGeneral::GetRandomNumber() & 255) / 256;
+
+ RwIm3DVertexSetV(&WaterCannonVertices[0], v);
+ RwIm3DVertexSetV(&WaterCannonVertices[1], v);
+ RwIm3DVertexSetV(&WaterCannonVertices[2], v);
+ RwIm3DVertexSetV(&WaterCannonVertices[3], v);
+
+ int16 pointA = m_nCur % -NUM_SEGMENTPOINTS;
+
+ int16 pointB = pointA - 1;
+ if ( (pointA - 1) < 0 )
+ pointB += NUM_SEGMENTPOINTS;
+
+ bool bInit = false;
+ CVector norm;
+
+ for ( int32 i = 0; i < NUM_SEGMENTPOINTS - 1; i++ )
+ {
+ if ( m_abUsed[pointA] && m_abUsed[pointB] )
+ {
+ if ( !bInit )
+ {
+ CVector cp = CrossProduct(m_avecPos[pointB] - m_avecPos[pointA], TheCamera.GetForward());
+ cp.Normalise(0.05f);
+ norm = cp;
+ bInit = true;
+ }
+
+ float dist = float(i*i*i) / 300.0f + 1.0f;
+ float brightness = float(i) / NUM_SEGMENTPOINTS;
+
+ int32 color = (int32)((1.0f - brightness*brightness) * 255.0f);
+ CVector offset = dist * norm;
+
+ RwIm3DVertexSetRGBA(&WaterCannonVertices[0], color, color, color, color);
+ RwIm3DVertexSetPos (&WaterCannonVertices[0], m_avecPos[pointA].x - offset.x, m_avecPos[pointA].y - offset.y, m_avecPos[pointA].z - offset.z);
+
+ RwIm3DVertexSetRGBA(&WaterCannonVertices[1], color, color, color, color);
+ RwIm3DVertexSetPos (&WaterCannonVertices[1], m_avecPos[pointA].x + offset.x, m_avecPos[pointA].y + offset.y, m_avecPos[pointA].z + offset.z);
+
+ RwIm3DVertexSetRGBA(&WaterCannonVertices[2], color, color, color, color);
+ RwIm3DVertexSetPos (&WaterCannonVertices[2], m_avecPos[pointB].x - offset.x, m_avecPos[pointB].y - offset.y, m_avecPos[pointB].z - offset.z);
+
+ RwIm3DVertexSetRGBA(&WaterCannonVertices[3], color, color, color, color);
+ RwIm3DVertexSetPos (&WaterCannonVertices[3], m_avecPos[pointB].x + offset.x, m_avecPos[pointB].y + offset.y, m_avecPos[pointB].z + offset.z);
+
+ LittleTest();
+
+ if ( RwIm3DTransform(WaterCannonVertices, WATERCANNONVERTS, NULL, rwIM3D_VERTEXUV) )
+ {
+ RwIm3DRenderIndexedPrimitive(rwPRIMTYPETRILIST, WaterCannonIndexList, WATERCANNONINDEXES);
+ RwIm3DEnd();
+ }
+ }
+
+ pointA = pointB--;
+ if ( pointB < 0 )
+ pointB += NUM_SEGMENTPOINTS;
+ }
+
+ RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void *)TRUE);
+ RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void *)FALSE);
+ RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void *)FALSE);
+}
+
+void CWaterCannon::PushPeds(void)
+{
+ float minx = 10000.0f;
+ float maxx = -10000.0f;
+ float miny = 10000.0f;
+ float maxy = -10000.0f;
+ float minz = 10000.0f;
+ float maxz = -10000.0f;
+
+ for ( int32 i = 0; i < NUM_SEGMENTPOINTS; i++ )
+ {
+ if ( m_abUsed[i] )
+ {
+ minx = min(minx, m_avecPos[i].x);
+ maxx = max(maxx, m_avecPos[i].x);
+
+ miny = min(miny, m_avecPos[i].y);
+ maxy = max(maxy, m_avecPos[i].y);
+
+ minz = min(minz, m_avecPos[i].z);
+ maxz = max(maxz, m_avecPos[i].z);
+ }
+ }
+
+ for ( int32 i = CPools::GetPedPool()->GetSize() - 1; i >= 0; i--)
+ {
+ CPed *ped = CPools::GetPedPool()->GetSlot(i);
+ if ( ped )
+ {
+ if ( ped->GetPosition().x > minx && ped->GetPosition().x < maxx
+ && ped->GetPosition().y > miny && ped->GetPosition().y < maxy
+ && ped->GetPosition().z > minz && ped->GetPosition().z < maxz )
+ {
+ for ( int32 j = 0; j < NUM_SEGMENTPOINTS; j++ )
+ {
+ if ( m_abUsed[j] )
+ {
+ CVector dist = m_avecPos[j] - ped->GetPosition();
+
+ if ( dist.MagnitudeSqr() < 5.0f )
+ {
+ int32 localDir = ped->GetLocalDirection(CVector2D(1.0f, 0.0f));
+
+ ped->bIsStanding = false;
+
+ ped->ApplyMoveForce(0.0f, 0.0f, 2.0f * CTimer::GetTimeStep());
+
+ ped->m_vecMoveSpeed.x = (0.6f * m_avecVelocity[j].x + ped->m_vecMoveSpeed.x) * 0.5f;
+ ped->m_vecMoveSpeed.y = (0.6f * m_avecVelocity[j].y + ped->m_vecMoveSpeed.y) * 0.5f;
+
+ ped->SetFall(2000, AnimationId(ANIM_KO_SKID_FRONT + localDir), 0);
+
+ CFire *fire = ped->m_pFire;
+ if ( fire )
+ fire->Extinguish();
+
+ j = NUM_SEGMENTPOINTS;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+void CWaterCannons::Init(void)
+{
+ for ( int32 i = 0; i < NUM_WATERCANNONS; i++ )
+ aCannons[i].Init();
+}
+
+void CWaterCannons::UpdateOne(uint32 id, CVector *pos, CVector *dir)
+{
+ ASSERT(pos != NULL);
+ ASSERT(dir != NULL);
+
+ // find the one by id
+ {
+ int32 n = 0;
+ while ( n < NUM_WATERCANNONS && id != aCannons[n].m_nId )
+ n++;
+
+ if ( n < NUM_WATERCANNONS )
+ {
+ aCannons[n].Update_NewInput(pos, dir);
+ return;
+ }
+ }
+
+ // if no luck then find a free one
+ {
+ int32 n = 0;
+ while ( n < NUM_WATERCANNONS && 0 != aCannons[n].m_nId )
+ n++;
+
+ if ( n < NUM_WATERCANNONS )
+ {
+ aCannons[n].Init();
+ aCannons[n].m_nId = id;
+ aCannons[n].Update_NewInput(pos, dir);
+ return;
+ }
+ }
+}
+
+void CWaterCannons::Update(void)
+{
+ for ( int32 i = 0; i < NUM_WATERCANNONS; i++ )
+ {
+ if ( aCannons[i].m_nId != 0 )
+ aCannons[i].Update_OncePerFrame(i);
+ }
+}
+
+void CWaterCannons::Render(void)
+{
+ for ( int32 i = 0; i < NUM_WATERCANNONS; i++ )
+ {
+ if ( aCannons[i].m_nId != 0 )
+ aCannons[i].Render();
+ }
+}
+
+STARTPATCHES
+ InjectHook(0x521A30, &CWaterCannon::Init, PATCH_JUMP);
+ InjectHook(0x521B80, &CWaterCannon::Update_OncePerFrame, PATCH_JUMP);
+ InjectHook(0x521CC0, &CWaterCannon::Update_NewInput, PATCH_JUMP);
+ InjectHook(0x521D30, &CWaterCannon::Render, PATCH_JUMP);
+ InjectHook(0x5220B0, &CWaterCannon::PushPeds, PATCH_JUMP);
+ InjectHook(0x522440, CWaterCannons::Init, PATCH_JUMP);
+ InjectHook(0x522470, CWaterCannons::UpdateOne, PATCH_JUMP);
+ InjectHook(0x522510, CWaterCannons::Update, PATCH_JUMP);
+ InjectHook(0x522550, CWaterCannons::Render, PATCH_JUMP);
+ //InjectHook(0x522B40, `global constructor keyed to'watercannon.cpp, PATCH_JUMP);
+ //InjectHook(0x522B60, CWaterCannon::CWaterCannon, PATCH_JUMP);
+ENDPATCHES \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 01:24:45 +0100