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@xan1242
xan1242 committed Feb 17, 2023
1 parent c40c1cc commit 195ca63
Showing 1 changed file with 102 additions and 11 deletions.
113 changes: 102 additions & 11 deletions dllmain.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -21,8 +21,8 @@ bool bContrails = false;
#define GLOBAL_D3DDEVICE 0x00982BDC
#define GAMEFLOWSTATUS_ADDR 0x00925E90

#define MAX_PARTICLES 2000
#define NGEFFECT_LIST_COUNT 100
#define MAX_PARTICLES 10000
#define NGEFFECT_LIST_COUNT 500

#define SIZEOF_NGPARTICLE 0x48
#define PARTICLELIST_SIZE SIZEOF_NGPARTICLE * MAX_PARTICLES
Expand Down Expand Up @@ -83,7 +83,43 @@ unsigned int sub_4013F0 = 0x005C5E90;
char gNGEffectList[64];


char gParticleList[PARTICLELIST_SIZE + 4];
struct bVector3
{
float x;
float y;
float z;
};

struct NGParticle
{
/* 0x0000 */ struct bVector3 initialPos;
/* 0x000c */ unsigned int color;
/* 0x0010 */ struct bVector3 vel;
/* 0x001c */ float gravity;
/* 0x0020 */ struct bVector3 impactNormal;
/* 0x002c */ float remainingLife;
/* 0x0030 */ float life;
/* 0x0034 */ float age;
/* 0x0038 */ unsigned char elasticity;
/* 0x0039 */ unsigned char pad[3];
/* 0x003c */ unsigned char flags;
/* 0x003d */ unsigned char rotX;
/* 0x003e */ unsigned char rotY;
/* 0x003f */ unsigned char rotZ;
/* 0x0040 */ unsigned char size;
/* 0x0041 */ unsigned char startX;
/* 0x0042 */ unsigned char startY;
/* 0x0043 */ unsigned char startZ;
/* 0x0044 */ unsigned char uv[4];
}; /* size: 0x0048 */

struct ParticleList
{
NGParticle mParticles[MAX_PARTICLES];
unsigned int mNumParticles;
}gParticleList;

//char gParticleList[PARTICLELIST_SIZE + 4];
void* off_468094 = NULL;
bool byte_468098 = false;

Expand All @@ -108,6 +144,8 @@ unsigned int randomSeed = 0xDEADBEEF;
char* TextureName = "MAIN";
float EmitterDeltaTime = 0.0f;

char vertexbufferdata[2048];

LPDIRECT3DDEVICE9 g_D3DDevice;

struct bVector4
Expand Down Expand Up @@ -177,6 +215,16 @@ struct fuelcell_emitter_carbon
uint8_t zContrail;
}bridge_instance;

class ViewTransform
{
public:
bMatrix4 m_mViewMatrix;
bMatrix4 m_mProjectionMatrix;
bMatrix4 m_mProjectionZBiasMatrix;
bMatrix4 m_mViewProjectionMatrix;
bMatrix4 m_mViewProjectionZBiasMatrix;
};

int NGSpriteManager[32];
char NGSpriteManager_ClassData[128];

Expand Down Expand Up @@ -654,7 +702,7 @@ void __declspec(naked) AddXenonEffect() // (AcidEffect *piggyback_fx, Attrib::Co
mov eax, edx
shr eax, 1Fh
add eax, edx
cmp eax, 64h ; 'd'
cmp eax, NGEFFECT_LIST_COUNT ; 'd'
jnb loc_754DA5
push esi
mov ecx, 10h
Expand Down Expand Up @@ -1889,6 +1937,11 @@ loc_74A355: ; CODE XREF: NGEffect::NGEffect(XenonEff

uint32_t vertex_buffer = 0;

void __stdcall CopyVertexData()
{
memcpy(vertexbufferdata, *(void**)vertex_buffer, 2048);
}

void __declspec(naked) XSpriteManager_AddParticle()
{
_asm
Expand Down Expand Up @@ -2083,6 +2136,7 @@ void __declspec(naked) XSpriteManager_AddParticle()

loc_74EE0B:; CODE XREF : XSpriteManager::AddParticle(eView*, NGParticle const*, uint) + 23F↑j
; XSpriteManager::AddParticle(eView*, NGParticle const*, uint) + 245↑j
call CopyVertexData
mov eax, [ebp + 0]
mov ecx, [eax]
push eax
Expand Down Expand Up @@ -2350,7 +2404,7 @@ void __stdcall ReleaseRenderObj()
(*sm).index_buffer->Release();
}
void __stdcall XSpriteManager_DrawBatch(/*int unk*/)
void __stdcall XSpriteManager_DrawBatch(void* eView)
{
//uint32_t SpriteMgrBuffer = (uint32_t)NGSpriteManager_ClassData;
//uint32_t vert_count = *(uint32_t*)(SpriteMgrBuffer + 0x10);
Expand All @@ -2364,6 +2418,21 @@ void __stdcall XSpriteManager_DrawBatch(/*int unk*/)
//printf("vert_count: %d\nparticle_count: %d\n", (*sm).vert_count, *(uint32_t*)(&gParticleList[PARTICLELIST_SIZE]));
//printf("x: %.2f\ty: %.2f\tz: %.2f\n", gParticleList.mParticles[0].vel.x, gParticleList.mParticles[0].vel.y, gParticleList.mParticles[0].vel.z);
//printf("x: %hhd\ty: %hhd\tz: %hhd\n", gParticleList.mParticles[0].startX, gParticleList.mParticles[0].startY, gParticleList.mParticles[0].startZ);
//printf("vertex_buffer: 0x%X\ndata: 0x%X\n", vertex_buffer, vertexbufferdata);
//memcpy(vertexbufferdata, *(void**)vertex_buffer, 2048);
//printf("eView: 0x%X\n", eView);
//printf("flt_9C77C8: 0x%X\n", &flt_9C77C8);
if ((*sm).vert_count)
{
//g_D3DDevice->SetFVF((D3DFVF_XYZRHW | D3DFVF_DIFFUSE)); -- don't touch FVF
Expand All @@ -2381,6 +2450,7 @@ void __stdcall XSpriteManager_DrawBatch(/*int unk*/)

g_D3DDevice->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
g_D3DDevice->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_ONE);
//g_D3DDevice->SetTransform()

g_D3DDevice->DrawIndexedPrimitive(D3DPT_TRIANGLELIST, 0, 0, 4 * (*sm).vert_count, 0, 2 * (*sm).vert_count);
}
Expand All @@ -2397,7 +2467,7 @@ void __stdcall EmitterSystem_Render_Hook(void* eView)
if (*(uint32_t*)GAMEFLOWSTATUS_ADDR == 6)
{
DrawXenonEmitters(eView);
XSpriteManager_DrawBatch();
XSpriteManager_DrawBatch(eView);
}
//printf("VertexBuffer: 0x%X\n", vertex_buffer);
}
Expand Down Expand Up @@ -2488,6 +2558,27 @@ void AddXenonEffect_Hook(void* piggyback_fx, void* spec, bMatrix4* mat, bVector4
//printf("x: %.2f\ty: %.2f\tz: %.2f\tw: %.2f\n", (*vel).x, (*vel).y, (*vel).z, (*vel).w);

bVector4 newvel = {-40.6f, 29.3f, -2.3f, 0.0f};
bMatrix4 newmat;

newmat.v0.x = 0.60f;
newmat.v0.y = 0.80f;
newmat.v0.z = -0.03f;
newmat.v0.w = 0.00f;

newmat.v1.x = -0.80f;
newmat.v1.y = 0.60f;
newmat.v1.z = 0.01f;
newmat.v1.w = 0.00f;

newmat.v2.x = 0.03f;
newmat.v2.y = 0.02f;
newmat.v2.z = 1.00f;
newmat.v2.w = 0.00f;

newmat.v3.x = 981.90f;
newmat.v3.y = 2148.45f;
newmat.v3.z = 153.05f;
newmat.v3.w = 1.00f;

//printf("\
//x0: %.2f\ty0: %.2f\tz0: %.2f\tw0: %.2f\n\
Expand All @@ -2499,7 +2590,7 @@ void AddXenonEffect_Hook(void* piggyback_fx, void* spec, bMatrix4* mat, bVector4
//(*mat).v2.x, (*mat).v2.y, (*mat).v2.z, (*mat).v2.w,
//(*mat).v3.x, (*mat).v3.y, (*mat).v3.z, (*mat).v3.w);

AddXenonEffect_Abstract(piggyback_fx, spec, mat, &newvel, intensity);
AddXenonEffect_Abstract(piggyback_fx, spec, &newmat, &newvel, 0.375);
}

// entry point: 0x750F48
Expand All @@ -2520,9 +2611,9 @@ void __declspec(naked) CarRenderConn_OnRender_Cave()
{
_asm
{
mov al, [edi+400h]
test al, al
jz loc_7E13A5
//mov al, [edi+400h]
//test al, al
//jz loc_7E13A5
test ebx, ebx
jz loc_7E140C
mov eax, [esi+8]
Expand Down Expand Up @@ -2604,7 +2695,7 @@ loc_7E1346: ; CODE XREF: sub_7E1160+169↑j
loc_7E1397: ; CODE XREF: sub_7E1160+1DD↑j
push esi
push 0
call AddXenonEffect ; AddXenonEffect(AcidEffect *,Attrib::Collection const *,UMath::Matrix4 const *,UMath::Vector4 const *,float)
call AddXenonEffect_Hook ; AddXenonEffect(AcidEffect *,Attrib::Collection const *,UMath::Matrix4 const *,UMath::Vector4 const *,float)
mov esi, [ebp+8]
add esp, 14h

Expand Down

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