rustlerbombs: Added new resource

Author: Dutchman101

[gameplay]/rustlerbombs/client.lua

@@ -0,0 +1,136 @@
+local screenW, screenH = guiGetScreenSize()
+
+local rustler = false
+local reloading = false
+local lastShotTick = 0
+local rounds = 10
+local shotsFired = 0
+local delayBetweenShots = 625
+local delayBetweenReloads = 5000
+
+function drawHud()
+	if reloading then
+		dxDrawText("Reloading...", screenW - 250, screenH - 100, _, _, tocolor(0, 255, 0), 2)
+	else
+		dxDrawText("Bombs: " .. tostring(rounds - shotsFired) .. "/" .. tostring(rounds), screenW - 250, screenH - 100, _, _, tocolor(0, 255, 0), 2)
+	end
+end
+
+function dropGliderBomb(rustler)
+	if not isElement(rustler) then
+		return
+	end
+	local nowTick = getTickCount()
+
+	if nowTick - lastShotTick < delayBetweenShots then
+		return
+	end
+
+	local matrix = getElementMatrix(rustler)
+	local _, forward, up, position = unpack(matrix)
+	local x, y, z = unpack(position)
+
+	if getVehicleLandingGearDown(rustler) then
+		return
+	end
+
+	local uX, uY, uZ = unpack(up)
+	local fX, fY, fZ = unpack(forward)
+	local vX, vY, vZ = getElementVelocity(rustler)
+
+	if reloading then
+		playSoundFrontEnd(41)
+		return
+	end
+
+	local projectile = createProjectile(rustler, 21, x - uX * 2, y - uY * 2, z - uZ * 2, 1, nil, 0, 0, 0, vX + fX * 0.01, vY + fY * 0.01, vZ + fZ * 0.01 - uZ * 0.1)
+
+	if not projectile then
+		return
+	end
+
+	setProjectileMatrix(projectile, Vector3(vX, vY, vZ))
+
+	setElementCollisionsEnabled(projectile, false)
+	playSoundFrontEnd(30)
+
+	shotsFired = shotsFired + 1
+
+	if shotsFired >= 10 then
+		setTimer(function()
+				reloading = false
+				shotsFired = 0
+			end, delayBetweenReloads, 1)
+		reloading = true
+	end
+
+	lastShotTick = nowTick
+end
+
+function gliderBomb()
+	dropGliderBomb(rustler)
+end
+
+function exitMode()
+	unbindKey("vehicle_fire", "down", gliderBomb)
+	removeEventHandler("onClientPlayerWasted", localPlayer, exitMode)
+
+	if isElement(rustler) then
+		removeEventHandler("onClientVehicleExit", rustler, exitMode)
+		removeEventHandler("onClientElementModelChange", rustler, exitMode)
+		removeEventHandler("onClientElementDestroy", rustler, exitMode)
+		removeEventHandler("onClientVehicleExplode", rustler, exitMode)
+	end
+
+	removeEventHandler("onClientRender", root, drawHud)
+
+	rustler = false
+	reloading = false
+	lastShotTick = 0
+	rounds = 10
+	shotsFired = 0
+	delayBetweenShots = 625
+	delayBetweenReloads = 5000
+end
+addEventHandler("onClientResourceStop", resourceRoot, exitMode)
+
+function enterMode(vehicle)
+	if not isElement(vehicle) or getElementModel(vehicle) ~= 476 then
+		return
+	end
+
+	rustler = vehicle
+
+	bindKey("vehicle_fire", "down", gliderBomb)
+	addEventHandler("onClientPlayerWasted", localPlayer, exitMode)
+	addEventHandler("onClientVehicleExit", vehicle, exitMode)
+	addEventHandler("onClientElementModelChange", vehicle, exitMode)
+	addEventHandler("onClientElementDestroy", vehicle, exitMode)
+	addEventHandler("onClientVehicleExplode", vehicle, exitMode)
+	addEventHandler("onClientRender", root, drawHud)
+end
+addEventHandler("onClientPlayerVehicleEnter", localPlayer, enterMode)
+
+function checkStart()
+	local vehicle = getPedOccupiedVehicle(localPlayer)
+
+	if vehicle and getElementModel(vehicle) == 476 then
+		enterMode(vehicle)
+	end
+end
+addEventHandler("onClientResourceStart", resourceRoot, checkStart)
+
+function setProjectileMatrix(p, forward)
+    forward = -forward:getNormalized()
+    forward = Vector3(-forward:getX(), -forward:getY(), forward:getZ())
+    local up = Vector3(0, 0, 1)
+    local left = forward:cross(up)
+
+    local ux, uy, uz = left:getX(), left:getY(), left:getZ()
+    local vx, vy, vz = forward:getX(), forward:getY(), forward:getZ()
+    local wx, wy, wz = up:getX(), up:getY(), up:getZ()
+    local x, y, z = getElementPosition(p)
+
+    setElementMatrix(p, {{ux, uy, uz, 0}, {vx, vy, vz, 0}, {wx, wy, wz, 0}, {x, y, z, 1}})
+    return true
+end

[gameplay]/rustlerbombs/meta.xml

@@ -0,0 +1,5 @@
+<meta>
+    <info author="MTA contributors (github.com/multitheftauto/mtasa-resources)" version="1.0" name="Rustler bombs" description="Rustler glider bomb (controlled with left ALT)" type="script" />
+    <min_mta_version client="1.5.6-9.16404"></min_mta_version>
+    <script src="client.lua" type="client" />
+</meta>