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Added OrthographicCameraController

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This commit is contained in:
Simon Lübeß
2021-08-04 17:22:49 +02:00
parent 3ac99491cf
commit 0735aae74f
4 changed files with 136 additions and 53 deletions
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Sandbox/src/SandboxApp.bf
+11 -50
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@@ -70,6 +70,8 @@ namespace Sandbox
EcsWorld _world = new EcsWorld() ~ delete _;
OrthographicCameraController _cameraController ~ delete _;
private Vector3 CircleCoord(float angle)
{
return .(Math.Cos(angle), Math.Sin(angle), 0);
@@ -157,7 +159,7 @@ namespace Sandbox
}
// Create rasterizer state
GlitchyEngine.Renderer.RasterizerStateDescription rsDesc = .(.Solid, .Back, true);
RasterizerStateDescription rsDesc = .(.Solid, .Back, true);
_rasterizerState = new RasterizerState(_context, rsDesc);
_texture = new Texture2D(_context, "content/Textures/Checkerboard.dds");
@@ -180,9 +182,10 @@ namespace Sandbox
_opaqueBlendState = new BlendState(_context, .Default);
InitEcs();
}
Entity _cameraEntity;
_cameraController = new OrthographicCameraController(Application.Get().Window.Context.SwapChain.BackbufferViewport.Width /
Application.Get().Window.Context.SwapChain.BackbufferViewport.Height);
}
void InitEcs()
{
@@ -190,16 +193,6 @@ namespace Sandbox
_world.Register<MeshComponent>();
_world.Register<CameraComponent>();
// Create camera entity
_cameraEntity = _world.NewEntity();
var cameraTransform = _world.AssignComponent<TransformComponent>(_cameraEntity);
var camera = _world.AssignComponent<CameraComponent>(_cameraEntity);
*cameraTransform = TransformComponent();
camera.NearPlane = 0.1f;
camera.FarPlane = 10.0f;
camera.FovY = Math.PI_f / 4;
cameraTransform.Position = .(0, -1, -5);
for(int x < 20)
for(int y < 20)
{
@@ -215,42 +208,8 @@ namespace Sandbox
public override void Update(GameTime gameTime)
{
var cameraTransform = _world.GetComponent<TransformComponent>(_cameraEntity);
if(Application.Get().Window.IsActive)
{
Vector2 movement = .();
if(Input.IsKeyPressed(Key.W))
{
movement.Y += 1;
}
if(Input.IsKeyPressed(Key.S))
{
movement.Y -= 1;
}
if(Input.IsKeyPressed(Key.A))
{
movement.X -= 1;
}
if(Input.IsKeyPressed(Key.D))
{
movement.X += 1;
}
if(movement != .Zero)
movement.Normalize();
movement *= (float)(gameTime.FrameTime.TotalSeconds);
cameraTransform.Position += .(movement, 0);
cameraTransform.Update();
}
var camera = _world.GetComponent<CameraComponent>(_cameraEntity);
camera.Aspect = Application.Get().Window.Context.SwapChain.BackbufferViewport.Width /
Application.Get().Window.Context.SwapChain.BackbufferViewport.Height;
_cameraController.Update(gameTime);
RenderCommand.Clear(null, .(0.2f, 0.2f, 0.2f));
@@ -262,7 +221,7 @@ namespace Sandbox
_context.SetViewport(_context.SwapChain.BackbufferViewport);
Renderer.BeginScene(_world, _cameraEntity);
Renderer.BeginScene(_cameraController.Camera);
_opaqueBlendState.Bind();
@@ -312,6 +271,8 @@ namespace Sandbox
public override void OnEvent(Event event)
{
_cameraController.OnEvent(event);
EventDispatcher dispatcher = EventDispatcher(event);
dispatcher.Dispatch<ImGuiRenderEvent>(scope (e) => OnImGuiRender(e));