SF API | SPAWNCAR SOURCE

#include <windows.h>
#include <string>
#include <assert.h>
#include "CSAMPFUNCS.h"

CSAMPFUNCS *SF = new CSAMPFUNCS();
int SCarID;
bool CarIDState;
stFontInfo *rFont;

float vect3_length(const float in[3])
{
	return sqrtf(in[0] * in[0] + in[1] * in[1] + in[2] * in[2]);
}
void vect3_vect3_sub(const float in1[3], const float in2[3], float out[3])
{
	int i;
	for (i = 0; i < 3; i++)
		out[i] = in1[i] - in2[i];
}
float vect3_dist(const float in1[3], const float in2[3])
{
	float	dist[3];
	vect3_vect3_sub(in1, in2, dist);
	return vect3_length(dist);
}
void CalcScreenCoors(D3DXVECTOR3 *vecWorld, D3DXVECTOR3 *vecScreen)
{
	/** C++-ifyed function 0x71DA00, formerly called by CHudSA::CalcScreenCoors **/
	// Get the static view matrix as D3DXMATRIX
	D3DXMATRIX	m((float *)(0xB6FA2C));
	// Get the static virtual screen (x,y)-sizes
	DWORD	*dwLenX = (DWORD *)(0xC17044);
	DWORD	*dwLenY = (DWORD *)(0xC17048);
	//DWORD *dwLenZ = (DWORD*)(0xC1704C);
	//double aspectRatio = (*dwLenX) / (*dwLenY);
	// Do a transformation
	vecScreen->x = (vecWorld->z * m._31) + (vecWorld->y * m._21) + (vecWorld->x * m._11) + m._41;
	vecScreen->y = (vecWorld->z * m._32) + (vecWorld->y * m._22) + (vecWorld->x * m._12) + m._42;
	vecScreen->z = (vecWorld->z * m._33) + (vecWorld->y * m._23) + (vecWorld->x * m._13) + m._43;
	// Get the correct screen coordinates
	double	fRecip = (double)1.0 / vecScreen->z;	//(vecScreen->z - (*dwLenZ));
	vecScreen->x *= (float)(fRecip * (*dwLenX));
	vecScreen->y *= (float)(fRecip * (*dwLenY));
}


void CALLBACK cmd_spawncar(std::string param)
{
	if (param.empty()) return;
	sscanf(param.c_str(), "%d", &SCarID);
	SF->getSAMP()->sendVehicleDestroyed(SCarID);
}

void CALLBACK cmd_spawncars(std::string)
{
	for (SCarID = 0; SCarID < MAX_VEHICLES; SCarID++)
	{
		vehicle_info *veh = SF->getSAMP()->getInfo()->pPools->pPool_Vehicle->pGTA_Vehicle[SCarID];
		if (veh == nullptr)
			continue;
		//char buf[16];
		//sprintf(buf, "%d", SCarID);
		//SF->getSAMP()->getChat()->AddChatMessage(0xFFCC00, buf);

		SF->getSAMP()->sendVehicleDestroyed(SCarID);
	}	
}

void _stdcall cmd_carids_state(std::string)
{
	CarIDState ^= true;
	//SF->getSAMP()->getChat()->AddChatMessage(0 - 1, "Это мой пиздатый сф-плагин, суки.");
};

bool CALLBACK Present(CONST RECT *pSourceRect, CONST RECT *pDestRect, HWND hDestWindowOverride, CONST RGNDATA *pDirtyRegion)
{
	if (SUCCEEDED(SF->getRender()->BeginRender()))
	{
		if (!SF->getGame()->isGTAMenuActive())
		{
			actor_info *self = SF->getSAMP()->getPlayers()->pLocalPlayer->pSAMP_Actor->pGTA_Ped;
			if (self != nullptr && CarIDState == true)
			{
				char rText[32]; // buf
				float fVehPos[3];
				float fScreen[2];
				D3DXVECTOR3 evehpos, escreen;
				for (int i = 0; i < MAX_VEHICLES; i++)
				{
					
					vehicle_info *veh = SF->getSAMP()->getInfo()->pPools->pPool_Vehicle->pGTA_Vehicle[i];
					if (veh == nullptr)
						continue;
					fVehPos[0] = veh->base.matrix[4 * 3];
					fVehPos[1] = veh->base.matrix[4 * 3 + 1];
					fVehPos[2] = veh->base.matrix[4 * 3 + 2];
						if (vect3_dist(fVehPos, &self->base.matrix[4 * 3]) > 75.0) // in dist >75.0
							continue;
						evehpos.x = fVehPos[0];
						evehpos.y = fVehPos[1];
						evehpos.z = fVehPos[2];
						CalcScreenCoors(&evehpos, &escreen);
						fScreen[0] = escreen.x;
						fScreen[1] = escreen.y;
						fScreen[2] = escreen.z;
						if (fScreen[2] < 1.f) // object position behind player
							continue; // search next object
						sprintf(rText, "%d", i);
						rFont->Print(rText, 0xFFFFCC00, fScreen[0], fScreen[1], true); // Render text on object position 
					
				}
			}
		}
		SF->getRender()->EndRender();
	}
	return 1;
}

void CALLBACK mainloop( void )
{
	static bool init = false;
	if( !init )
	{
		if( !SF->getSAMP()->IsInitialized() )
			return;
		SF->getSAMP()->getChat()->AddChatMessage(0xFFCC00, "[BLASTHACK] {EAEAEA}SpawnCars plugin loaded // by hnnssy.");
		SF->getSAMP()->registerChatCommand("spawncar", cmd_spawncar);
		SF->getSAMP()->registerChatCommand("spawncars", cmd_spawncars);
		SF->getSAMP()->registerChatCommand("carids", cmd_carids_state);
		rFont = SF->getRender()->CreateNewFont("Tahoma", 9, 5);
		SF->getRender()->registerD3DCallback(eDirect3DDeviceMethods::D3DMETHOD_PRESENT, Present);
		init = true;
	}
}

BOOL APIENTRY DllMain( HMODULE hModule, DWORD dwReasonForCall, LPVOID lpReserved )
{
	switch ( dwReasonForCall )
	{
	case DLL_PROCESS_ATTACH:     
		SF->initPlugin( mainloop, hModule );
		break;
	case DLL_THREAD_ATTACH:
	case DLL_THREAD_DETACH:
	case DLL_PROCESS_DETACH:  
		break;
	}
	return TRUE;
}