public void EditorThread_CreateScene(IRenderSurface renderSurface, EInputClass cameraInputClass)
{
IsCreated = true;
OnEngineThread(() =>
{
Input.RegisterListener(EngineThread_OnInputEvent, cameraInputClass);
// Create a new renderer scene with our viewport
SSceneViewInfo viewInfo = new SSceneViewInfo();
viewInfo.Fov = FieldOfView;
viewInfo.ScreenFar = ScreenFar;
viewInfo.ScreenNear = ScreenNear;
viewInfo.FitProjectionToScene = true;
viewInfo.ViewMatrix = Matrix.Invert(m_cameraTransform.WorldMatrix);
viewInfo.ViewLocation = m_cameraTransform.Position;
viewInfo.CreateBoundingFrustum();
m_renderScene = CRenderer.Instance.CreateRenderScene(renderSurface);
if (m_renderScene != null)
{
m_renderScene.OnDoFrame += EngineThread_Update;
m_renderScene.UpdateViewInfo(in viewInfo);
m_ambientLight = new CAmbientLight();
m_ambientLight.LightColor = Vector4.One * 0.2f;
m_directionalLight = new CDirectionalLight();
m_directionalLight.LightDirection = new Vector3(0.3f, -0.7f, 0.0f);
m_directionalLight.LightColor = Vector4.One * 0.8f;
m_renderScene.LightManager.AddLight(m_ambientLight);
m_renderScene.LightManager.AddLight(m_directionalLight);
}
});
}
public override void GenerateShadowMaps(Device device, DeviceContext deviceContext, CRenderScene renderScene)
{
UserDefinedAnnotation annotation = deviceContext.QueryInterface <UserDefinedAnnotation>();
annotation.BeginEvent("SpotLightShadowMap");
deviceContext.Rasterizer.SetViewport(0.0f, 0.0f, CStaticRendererCvars.ShadowMapSize, CStaticRendererCvars.ShadowMapSize);
deviceContext.ClearDepthStencilView(ShadowMapTexture.GetRenderTarget(), DepthStencilClearFlags.Depth, 1.0f, 0);
deviceContext.OutputMerger.SetRenderTargets(ShadowMapTexture.GetRenderTarget());
DepthStencilStateDescription depthStateDesc = new DepthStencilStateDescription()
{
IsDepthEnabled = true,
DepthWriteMask = DepthWriteMask.All,
DepthComparison = Comparison.Less,
IsStencilEnabled = false,
StencilReadMask = 0xFF,
StencilWriteMask = 0xFF,
};
DepthStencilState depthState = new DepthStencilState(device, depthStateDesc);
deviceContext.OutputMerger.SetDepthStencilState(depthState);
SSceneViewInfo viewInfo = new SSceneViewInfo()
{
FitProjectionToScene = false,
Fov = MathUtil.Pi / 2.0f,
ScreenFar = Range,
ScreenNear = 0.1f,
ScreenHeight = CStaticRendererCvars.ShadowMapSize,
ScreenWidth = CStaticRendererCvars.ShadowMapSize,
ScreenLeft = 0.0f,
ScreenTop = 0.0f,
ViewLocation = Transform.WorldPosition,
ViewMatrix = Matrix.Invert(Transform.WorldMatrix)
};
m_projectionMatrix = Matrix.PerspectiveFovLH(viewInfo.Fov, 1.0f, viewInfo.ScreenNear, viewInfo.ScreenFar);
viewInfo.ProjectionMatrix = m_projectionMatrix;
viewInfo.CreateBoundingFrustum();
depthState.Dispose();
renderScene.RenderSceneDepth(device, deviceContext, in viewInfo);
DepthStencilView nullDepthView = null;
deviceContext.OutputMerger.SetRenderTargets(nullDepthView);
annotation.EndEvent();
annotation.Dispose();
}
public void EngineThread_ZoomCameraToFitAsset()
{
if (m_currentMeshAsset != null)
{
// Zoom camera
float distance = (Vector3.Distance(m_currentMeshAsset.AABBMin, m_currentMeshAsset.AABBMax) / 2f) / MathUtilities.Tanf(FieldOfView / 2);
m_cameraTransform.Position = Axis.Forward * -distance;
SSceneViewInfo viewInfo = new SSceneViewInfo();
viewInfo.Fov = FieldOfView;
viewInfo.ScreenFar = ScreenFar;
viewInfo.ScreenNear = ScreenNear;
viewInfo.FitProjectionToScene = true;
viewInfo.ViewMatrix = Matrix.Invert(m_cameraTransform.WorldMatrix);
viewInfo.ViewLocation = m_cameraTransform.WorldPosition;
viewInfo.CreateBoundingFrustum();
m_renderScene?.UpdateViewInfo(in viewInfo);
}
}
public void GetViewInfo(out SSceneViewInfo viewInfo)
{
viewInfo = new SSceneViewInfo {
ScreenTop = ScreenTop, ScreenLeft = ScreenLeft, ScreenWidth = ScreenWidth, ScreenHeight = ScreenHeight
};
if (m_viewProviders.Count > 0)
{
IViewProvider activeViewProvider = m_viewProviders[0];
for (int i = 1; i < m_viewProviders.Count; i++)
{
if (activeViewProvider.GetPriority() <= 0)
{
break;
}
if (m_viewProviders[i].GetPriority() < activeViewProvider.GetPriority())
{
activeViewProvider = m_viewProviders[i];
}
}
viewInfo.ViewLocation = activeViewProvider.GetViewLocation();
viewInfo.ViewMatrix = activeViewProvider.GetViewMatrix();
viewInfo.ProjectionMatrix = activeViewProvider.GetProjectionMatrix();
viewInfo.ScreenNear = activeViewProvider.GetScreenNear();
viewInfo.ScreenFar = activeViewProvider.GetScreenFar();
viewInfo.Fov = activeViewProvider.GetFov();
viewInfo.FitProjectionToScene = false;
}
else
{
viewInfo.ViewLocation = Vector3.Zero;
viewInfo.ViewMatrix = Matrix.Identity;
viewInfo.ProjectionMatrix = Matrix.Identity;
viewInfo.ScreenNear = 0.2f;
viewInfo.ScreenFar = 100000.0f;
viewInfo.Fov = MathUtil.PiOverFour;
viewInfo.FitProjectionToScene = false;
}
viewInfo.CreateBoundingFrustum();
}
private void EngineThread_Update(float deltaTime)
{
m_renderScene.DebugRenderer.DrawArrow(Vector3.Zero, Axis.Forward, 1.0f, Color.Blue.ToColor4(), 0.0f);
m_renderScene.DebugRenderer.DrawArrow(Vector3.Zero, Axis.Up, 1.0f, Color.Green.ToColor4(), 0.0f);
m_renderScene.DebugRenderer.DrawArrow(Vector3.Zero, Axis.Right, 1.0f, Color.Red.ToColor4(), 0.0f);
bool bUpdateViewInfo = false;
if (m_bIsRightMouseDown)
{
float forwardDelta = Input.GetNativeAxisValue(EInputAxis.MouseX);
Vector3 positionDelta = Axis.Forward * forwardDelta * ZoomSpeed;
m_cameraTransform.Position += positionDelta;
bUpdateViewInfo = true;
}
if (m_bIsLeftMouseDown)
{
float upAxisRotationAngle = Input.GetNativeAxisValue(EInputAxis.MouseX) * OrbitSpeed;
float rightAxisRotationAngle = Input.GetNativeAxisValue(EInputAxis.MouseY) * OrbitSpeed;
Quaternion xRotation = Quaternion.RotationAxis(KlaxMath.Axis.Up, upAxisRotationAngle);
m_orbitTransform.RotateLocal(xRotation);
Quaternion yRotation = Quaternion.RotationAxis(m_orbitTransform.Right, rightAxisRotationAngle);
m_orbitTransform.RotateLocal(yRotation);
bUpdateViewInfo = true;
}
if (bUpdateViewInfo)
{
SSceneViewInfo viewInfo = new SSceneViewInfo();
viewInfo.Fov = FieldOfView;
viewInfo.ScreenFar = ScreenFar;
viewInfo.ScreenNear = ScreenNear;
viewInfo.FitProjectionToScene = true;
viewInfo.ViewMatrix = Matrix.Invert(m_cameraTransform.WorldMatrix);
viewInfo.ViewLocation = m_cameraTransform.WorldPosition;
viewInfo.CreateBoundingFrustum();
m_renderScene.UpdateViewInfo(in viewInfo);
}
if (ShowMeshSelection)
{
CWindowRenderer window = m_renderScene.SceneRenderer;
ImGui.SetNextWindowPos(new System.Numerics.Vector2(0, window.Height - 40));
ImGui.SetNextWindowSize(new System.Numerics.Vector2(window.Width, 40));
ImGui.SetNextWindowBgAlpha(0);
ImGui.Begin("MeshSelection", ImGuiWindowFlags.NoMove | ImGuiWindowFlags.NoTitleBar | ImGuiWindowFlags.NoResize | ImGuiWindowFlags.NoScrollbar);
if (ImGui.Button("Cu"))
{
EngineThread_SetPreviewMesh(EngineBaseContentLoader.DefaultCube, true, false);
m_lastSelectedDefaultMesh = EngineBaseContentLoader.DefaultCube;
}
ImGui.SameLine();
if (ImGui.Button("Sp"))
{
EngineThread_SetPreviewMesh(EngineBaseContentLoader.DefaultSphere, true, false);
m_lastSelectedDefaultMesh = EngineBaseContentLoader.DefaultSphere;
}
ImGui.SameLine();
if (ImGui.Button("Cy"))
{
EngineThread_SetPreviewMesh(EngineBaseContentLoader.DefaultCylinder, true, false);
m_lastSelectedDefaultMesh = EngineBaseContentLoader.DefaultCylinder;
}
ImGui.End();
}
}
