Merge pull request #568 from LennyPenny/master

ported 3d physics examples to lua

Author: ivansafrin

Examples/Lua/3D_Physics/3DPhysics_Basic/3DPhysics_Basic.polyproject

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+<?xml version="1.0" ?>
+<PolycodeProject defaultWidth="640" defaultHeight="480" antiAliasingLevel="0" entryPoint="Scripts/Main.lua" textureFiltering="linear" vSync="false" anisotropyLevel="0" frameRate="60">
+    <backgroundColor red="0.25" green="0.25" blue="0.25" />
+    <packedItems>
+        <item type="folder" path="Resources" />
+        <item type="folder" path="Scripts" />
+    </packedItems>
+</PolycodeProject>

Examples/Lua/3D_Physics/3DPhysics_Basic/Resources/green_texture.png

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+scene = PhysicsScene(0, Vector3(200, 200, 200))
+
+ground = ScenePrimitive(ScenePrimitive.TYPE_PLANE, 10, 10)
+ground:loadTexture("Resources/green_texture.png")
+scene:addPhysicsChild(ground, 6, 0.0);
+
+for i = 1, 100 do
+	local box = ScenePrimitive(ScenePrimitive.TYPE_BOX, 0.5, 0.5, 0.5)
+	box:loadTexture("Resources/pink_texture.png")
+	box:Roll(-45 + math.random() % 90)
+	box:Pitch(-45 + math.random() % 90)
+	box:setPosition(-2 + math.random() % 4, i*0.5, -2 + math.random() % 4)
+	scene:addPhysicsChild(box, 0, 1.0)
+end
+
+scene:getDefaultCamera():setPosition(7, 7, 7)
+scene:getDefaultCamera():lookAt(Vector3(0, 0, 0), Vector3(1, 1, 1))

Examples/Lua/3D_Physics/3DPhysics_Basic/Resources/pink_texture.png

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+<?xml version="1.0" ?>
+<PolycodeProject defaultWidth="640" defaultHeight="480" antiAliasingLevel="0" entryPoint="Scripts/Main.lua" textureFiltering="linear" vSync="false" anisotropyLevel="0" frameRate="60">
+    <backgroundColor red="0.25" green="0.25" blue="0.25" />
+    <polyarray:packedItems>
+        <item type="folder" path="Resources" />
+        <item type="folder" path="Scripts" />
+    </polyarray:packedItems>
+</PolycodeProject>

Examples/Lua/3D_Physics/3DPhysics_Basic/Scripts/Main.lua

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+scene = PhysicsScene(0, Vector3(200, 200, 200))
+
+ground = ScenePrimitive(ScenePrimitive.TYPE_PLANE, 10, 10)
+ground:loadTexture("Resources/green_texture.png")
+
+scene:addPhysicsChild(ground, 6, 0)
+
+for i = 1, 1 do
+	local box = ScenePrimitive(ScenePrimitive.TYPE_BOX, 0.8, 0.8, 0.8)
+	box:loadTexture("Resources/pink_texture.png")
+	box:Roll(-45 + math.random() % 90)
+	box:Pitch(-45 + math.random() % 90)
+	box:setPosition(-2 + math.random() % 4, i * 0.5, -2 + math.random() % 4)
+
+	scene:addPhysicsChild(box, 0, 1)
+end
+
+player = ScenePrimitive(ScenePrimitive.TYPE_BOX, 0.5, 1, 0.5)
+player:loadTexture("Resources/pink_texture.png")
+player:setColor(1, 1, 0, 1)
+player:setPosition(2, 1, 2)
+
+playerController = scene:addCharacterChild(player, 10, 1, 0.5)
+local walkSpeed = 0
+local rotateSpeed = 0
+local playerDirection = 0
+
+testBox = ScenePrimitive(ScenePrimitive.TYPE_BOX, 2, 2, 2)
+testBox:loadTexture("Resources/pink_texture.png")
+testBox:setColor(0.3, 0.5, 1, 0.4)
+testBox:setPosition(2,1,-2)
+
+scene:addCollisionChild(testBox, 0)
+	
+hud = Scene(Scene.SCENE_2D_TOPLEFT)
+onGroundLabel = SceneLabel("Arrow keys to control, spacebar to jump, press R to reset", 16)
+onGroundLabel:setAnchorPoint(Vector3(-1, -1, 0))
+onGroundLabel:setPosition(0,0)
+hud:addChild(onGroundLabel)
+onGroundLabel = SceneLabel("On Ground:", 16)
+onGroundLabel:setAnchorPoint(Vector3(-1, -1, 0))
+onGroundLabel:setPosition(0, 32)
+
+hud:addChild(onGroundLabel)
+
+
+scene:getDefaultCamera():setPosition(7, 7, 7)
+scene:getDefaultCamera():lookAt(Vector3(0, 0, 0), Vector3(1, 1, 1))
+
+function handleKeyEvent(t, e)
+	if not e:getDispatcher() == CoreServices.getInstance():getCore():getInput() then return end
+
+	local inputEvent = safe_cast(e, InputEvent)
+	
+	local eventKeyCode = e:getEventCode()
+	if eventKeyCode == InputEvent.EVENT_KEYDOWN then
+		local keyCode = inputEvent:keyCode()
+
+		if keyCode == KEY_r then
+			playerController:warpCharacter(Vector3(2, 1, 2))
+		elseif keyCode == KEY_UP then
+			walkSpeed = 0.05
+		elseif keyCode == KEY_DOWN then
+			walkSpeed = -0.05
+		elseif keyCode == KEY_LEFT then
+			rotateSpeed = 3
+		elseif keyCode == KEY_RIGHT then
+			rotateSpeed = -3
+		elseif keyCode == KEY_SPACE then
+			playerController:jump()
+		end
+	elseif eventKeyCode == InputEvent.EVENT_KEYUP then
+		if inputEvent.key == KEY_DOWN then
+			walkSpeed = 0
+		elseif inputEvent.key == KEY_RIGHT then
+			rotateSpeed = 0
+		end
+	end
+end
+
+CoreServices.getInstance():getCore():getInput():addEventListener(nil, handleKeyEvent, InputEvent.EVENT_KEYDOWN)
+CoreServices.getInstance():getCore():getInput():addEventListener(nil, handleKeyEvent, InputEvent.EVENT_KEYUP)
+
+function Update(elapsed)
+	playerDirection = playerDirection + rotateSpeed * elapsed
+	
+	player:setYaw(playerDirection * (180 / math.pi))
+	playerController:setWalkDirection(Vector3(walkSpeed * math.cos(playerDirection), 0, walkSpeed * math.sin(-playerDirection)))
+	
+	if playerController:onGround() then
+		onGroundLabel:setText("On Ground: YES")
+	else
+		onGroundLabel:setText("On Ground: NO")	
+	end
+	
+	res = scene:testCollision(player, testBox)
+	if res.collided then
+		testBox:setColor(1, 1, 0, 0.5)		
+	else
+		testBox:setColor(0, 1, 1, 0.5)	
+	end
+end

Examples/Lua/3D_Physics/3DPhysics_Character/3DPhysics_Character.polyproject

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+<?xml version="1.0" ?>
+<PolycodeProject defaultWidth="640" defaultHeight="480" antiAliasingLevel="0" entryPoint="Scripts/Main.lua" textureFiltering="linear" vSync="false" anisotropyLevel="0" frameRate="60">
+    <backgroundColor red="0.25" green="0.25" blue="0.25" />
+    <polyarray:packedItems>
+        <item type="folder" path="Resources" />
+        <item type="folder" path="Scripts" />
+    </polyarray:packedItems>
+</PolycodeProject>