public override void OnInspectorGUI()
{
base.OnInspectorGUI();
GUILayout.Space(10);
LightBuilder spawningArea = (LightBuilder)target;
if (GUILayout.Button("BuildLight"))
{
EditorUtility.SetDirty(target);
spawningArea.BuildLight();
}
if (GUILayout.Button("ClearLight"))
{
EditorUtility.SetDirty(target);
spawningArea.ClearLight();
}
if (GUILayout.Button("ActivateLight"))
{
EditorUtility.SetDirty(target);
spawningArea.ActivateLight();
}
if (GUILayout.Button("DeactivateLight"))
{
EditorUtility.SetDirty(target);
spawningArea.DeactivateLight();
}
}
private void glControl_ContextCreated(object sender, GlControlEventArgs e)
{
Control senderControl = (Control)sender;
_previousMousPosition = new Point(senderControl.ClientSize.Width / 2, senderControl.ClientSize.Height / 2);
Gl.Enable(EnableCap.DepthTest);
string vertexShader =
File.ReadAllText(
$"{GlobalConfig.CurrentDirectory}/{GlobalConfig.ShadersDirectory}/{GlobalConfig.FigureVertexShader}");
string fragmentShader =
File.ReadAllText(
$"{GlobalConfig.CurrentDirectory}/{GlobalConfig.ShadersDirectory}/{GlobalConfig.FigureFragmentShader}");
_figureShaderProgram = new FigureShaderProgram(new[] { vertexShader }, new[] { fragmentShader });
_light = LightBuilder.CreateWhiteLight(LightType.Ambient);
_light.Type = _defaultLightType;
_standardFigure = ModelBuilder.CreateCube(new Vector3(0f, 0f, 0f), _figureShaderProgram.BindAttributes);
_standardFigure.Material = _defaultMaterial;
_singleObjectScene = new SingleObjectScene(new Vector3(0f, 0f, 3f));
_singleObjectScene.AddFigure(_standardFigure);
_multipleObjectsSceneStartInCenter = new MultipleRandomObjectsScene(new MultipleRandomObjectsScene.Args
{
CameraPosition = new Vector3(0f, 0f, 0f),
MinObjectPostion = new Vector3(-50f, -50f, -50f),
MaxObjectPosition = new Vector3(50f, 50f, 50f),
ObjectsCount = 10000
});
_multipleObjectsSceneStartInCenter.AddFigure(_standardFigure);
_multipleObjectsSceneStartOutside = new MultipleRandomObjectsScene(new MultipleRandomObjectsScene.Args
{
CameraPosition = new Vector3(60f, 60f, 60f),
MinObjectPostion = new Vector3(-50f, -50f, -50f),
MaxObjectPosition = new Vector3(50f, 50f, 50f),
ObjectsCount = 10000
});
_multipleObjectsSceneStartOutside.AddFigure(_standardFigure);
_currentScene = _singleObjectScene;
_currentFigure = _standardFigure;
}
private void glControl_KeyDown(object sender, KeyEventArgs e)
{
if (_isCameraMoveEnabled)
{
switch (e.KeyCode)
{
case Keys.A:
_currentScene.MoveCamera(CameraMove.Left, _cameraMoveStep);
break;
case Keys.D:
_currentScene.MoveCamera(CameraMove.Right, _cameraMoveStep);
break;
case Keys.W:
_currentScene.MoveCamera(CameraMove.Forward, _cameraMoveStep);
break;
case Keys.S:
_currentScene.MoveCamera(CameraMove.Backward, _cameraMoveStep);
break;
}
}
if (e.Modifiers == Keys.Control)
{
switch (e.KeyCode)
{
case Keys.D1:
_light = LightBuilder.CreateWhiteLight(_light.Type);
break;
case Keys.D2:
_light = LightBuilder.CreateDimWhiteLight(_light.Type);
break;
case Keys.F1:
_currentScene = _singleObjectScene;
break;
case Keys.F2:
_currentScene = _multipleObjectsSceneStartInCenter;
break;
case Keys.F3:
_currentScene = _multipleObjectsSceneStartOutside;
break;
case Keys.O:
ImportFigure();
break;
case Keys.P:
SetStandardFigure();
break;
}
}
else
{
switch (e.KeyCode)
{
case Keys.NumPad4:
_currentScene.RotateFigures(FigureRotation.OY, -_figureRotationAngle);
break;
case Keys.NumPad6:
_currentScene.RotateFigures(FigureRotation.OY, _figureRotationAngle);
break;
case Keys.NumPad8:
_currentScene.RotateFigures(FigureRotation.OX, -_figureRotationAngle);
break;
case Keys.NumPad2:
_currentScene.RotateFigures(FigureRotation.OX, _figureRotationAngle);
break;
case Keys.NumPad7:
_currentScene.RotateFigures(FigureRotation.OZ, _figureRotationAngle);
break;
case Keys.NumPad9:
_currentScene.RotateFigures(FigureRotation.OZ, -_figureRotationAngle);
break;
case Keys.Add:
_currentFigure.Transform(_scaleIncreaseSize);
break;
case Keys.Subtract:
_currentFigure.Transform(_scaleDecreaseSize);
break;
case Keys.Space:
_isCameraMoveEnabled = !_isCameraMoveEnabled;
break;
case Keys.D1:
_currentFigure.Material = MaterialType.Gold;
break;
case Keys.D2:
_currentFigure.Material = MaterialType.Silver;
break;
case Keys.D3:
_currentFigure.Material = MaterialType.Bronze;
break;
case Keys.D4:
_currentFigure.Material = MaterialType.GreenRubber;
break;
case Keys.D5:
_currentFigure.Material = MaterialType.RedPlastic;
break;
case Keys.D6:
_currentFigure.Material = MaterialType.Obsidian;
break;
case Keys.D7:
_currentFigure.Material = MaterialType.Emerald;
break;
case Keys.D8:
_currentFigure.Material = MaterialType.Ruby;
break;
case Keys.D9:
_currentFigure.Material = MaterialType.Brass;
break;
case Keys.D0:
_currentFigure.Material = MaterialType.Chrome;
break;
case Keys.OemMinus:
_currentFigure.Material = MaterialType.Copper;
break;
case Keys.Oemplus:
_currentFigure.Material = MaterialType.Pearl;
break;
case Keys.F1:
_light.Type = LightType.Ambient;
break;
case Keys.F2:
_light.Type = LightType.Directional;
break;
case Keys.F3:
_light.Type = LightType.Point;
break;
case Keys.F4:
_light.Type = LightType.Spotlight;
break;
}
}
glControl.Refresh();
}
static void Main(string[] args)
{
Texture offscreenColorTexture = null;
Texture offscreenDepthTexture = null;
Filament.RenderTarget offscreenRenderTarget = null;
View offscreenView = null;
Scene offscreenScene = null;
Camera offscreenCamera = null;
int lightEntity = -1;
Material meshMaterial = null;
MaterialInstance meshMatInstance = null;
Mesh monkeyMesh = null;
int reflectedMonkey = -1;
Matrix4x4 transform = Matrix4x4.Identity;
int quadEntity = -1;
Vector3 quadCenter = Vector3.Zero;
Vector3 quadNormal = Vector3.Zero;
VertexBuffer quadVb = null;
IndexBuffer quadIb = null;
Material quadMaterial = null;
MaterialInstance quadMatInstance = null;
ReflectionMode mode = ReflectionMode.Camera;
var app = new Application(
new WindowConfig()
{
Title = "rendertarget",
},
new ApplicationConfig()
);
app.Setup = (engine, view, scene) => {
var tcm = engine.TransformManager;
var rcm = engine.RenderableManager;
var vp = view.Viewport;
var resourceData = new SampleDataLoader();
var monkeyData = new MonkeyDataLoader();
// Instantiate offscreen render target.
offscreenScene = engine.CreateScene();
offscreenView = engine.CreateView();
offscreenView.Scene = offscreenScene;
offscreenView.PostProcessingEnabled = false;
offscreenColorTexture = TextureBuilder.Create()
.WithWidth(vp.Width)
.WithHeight(vp.Height)
.WithLevels(1)
.WithUsage(TextureUsage.ColorAttachment | TextureUsage.Sampleable)
.WithFormat(TextureFormat.Rgba8)
.Build(engine);
offscreenDepthTexture = TextureBuilder.Create()
.WithWidth(vp.Width)
.WithHeight(vp.Height)
.WithLevels(1)
.WithUsage(TextureUsage.DepthAttachment)
.WithFormat(TextureFormat.Depth24)
.Build(engine);
offscreenRenderTarget = RenderTargetBuilder.Create()
.WithTexture(AttachmentPoint.Color, offscreenColorTexture)
.WithTexture(AttachmentPoint.Depth, offscreenDepthTexture)
.Build(engine);
offscreenView.RenderTarget = offscreenRenderTarget;
offscreenView.Viewport = new Viewport(0, 0, vp.Width, vp.Height);
offscreenCamera = engine.CreateCamera(EntityManager.Create());
offscreenView.Camera = offscreenCamera;
app.AddOffscreenView(offscreenView);
// Position and orient the mirror in an interesting way.
var c = quadCenter = new Vector3(-2, 0, -5);
var n = quadNormal = Vector3.Normalize(new Vector3(1, 0, 2));
var u = Vector3.Normalize(Vector3.Cross(quadNormal, new Vector3(0, 1, 0)));
var v = Vector3.Cross(n, u);
u = 1.5f * u;
v = 1.5f * v;
Vertex[] kQuadVertices =
{
new() { Position = c - u - v, Uv = new Vector2(1, 0) },
new() { Position = c + u - v, Uv = new Vector2(0, 0) },
new() { Position = c - u + v, Uv = new Vector2(1, 1) },
new() { Position = c + u + v, Uv = new Vector2(0, 1) },
};
var vbo = new byte[20 * 4];
MemoryStream vboStream = new MemoryStream(vbo);
BinaryWriter vboWriter = new BinaryWriter(vboStream);
vboWriter.Write(kQuadVertices[0].Position.X);
vboWriter.Write(kQuadVertices[0].Position.Y);
vboWriter.Write(kQuadVertices[0].Position.Z);
vboWriter.Write(kQuadVertices[0].Uv.X);
vboWriter.Write(kQuadVertices[0].Uv.Y);
vboWriter.Write(kQuadVertices[1].Position.X);
vboWriter.Write(kQuadVertices[1].Position.Y);
vboWriter.Write(kQuadVertices[1].Position.Z);
vboWriter.Write(kQuadVertices[1].Uv.X);
vboWriter.Write(kQuadVertices[1].Uv.Y);
vboWriter.Write(kQuadVertices[2].Position.X);
vboWriter.Write(kQuadVertices[2].Position.Y);
vboWriter.Write(kQuadVertices[2].Position.Z);
vboWriter.Write(kQuadVertices[2].Uv.X);
vboWriter.Write(kQuadVertices[2].Uv.Y);
vboWriter.Write(kQuadVertices[3].Position.X);
vboWriter.Write(kQuadVertices[3].Position.Y);
vboWriter.Write(kQuadVertices[3].Position.Z);
vboWriter.Write(kQuadVertices[3].Uv.X);
vboWriter.Write(kQuadVertices[3].Uv.Y);
// Create quad vertex buffer.
quadVb = VertexBufferBuilder.Create()
.WithVertexCount(4)
.WithBufferCount(1)
.WithAttribute(VertexAttribute.Position, 0, ElementType.Float3, 0, 20)
.WithAttribute(VertexAttribute.Uv0, 0, ElementType.Float2, 12, 20)
.Build(engine);
quadVb.SetBufferAt(engine, 0, vbo);
// Create quad index buffer.
var kQuadIndices = new ushort[] { 0, 1, 2, 3, 2, 1 };
quadIb = IndexBufferBuilder.Create()
.WithIndexCount(6)
.WithBufferType(IndexType.UShort)
.Build(engine);
quadIb.SetBuffer(engine, kQuadIndices);
// Create quad material and renderable.
quadMaterial = MaterialBuilder.Create()
.WithPackage(resourceData.LoadMirror())
.Build(engine);
quadMatInstance = quadMaterial.CreateInstance();
var sampler = new TextureSampler(SamplerMinFilter.Linear, SamplerMagFilter.Linear);
quadMatInstance.SetParameter("albedo", offscreenColorTexture, sampler);
quadEntity = EntityManager.Create();
RenderableBuilder.Create()
.WithBoundingBox(
new Box(
new Vector3(-1, -1, -1),
new Vector3(1, 1, 1)
)
)
.WithMaterial(0, quadMatInstance)
.WithGeometry(0, PrimitiveType.Triangles, quadVb, quadIb, 0, 6)
.WithCulling(false)
.WithReceiveShadows(false)
.WithCastShadows(false)
.Build(engine, quadEntity);
scene.AddEntity(quadEntity);
// Instantiate mesh material.
meshMaterial = MaterialBuilder.Create()
.WithPackage(resourceData.LoadAiDefaultMat())
.Build(engine);
var mi = meshMatInstance = meshMaterial.CreateInstance();
mi.SetParameter("baseColor", RgbType.Linear, new Color(0.8f, 1.0f, 1.0f));
mi.SetParameter("metallic", 0.0f);
mi.SetParameter("roughness", 0.4f);
mi.SetParameter("reflectance", 0.5f);
// Add monkey into the scene.
monkeyMesh = MeshReader.LoadFromBuffer(engine, monkeyData.LoadSuzanne(), mi);
var ti = tcm.GetInstance(monkeyMesh.Renderable);
transform = Matrix4x4.CreateTranslation(0, 0, -4) * tcm.GetWorldTransform(ti);
rcm.SetCastShadows(rcm.GetInstance(monkeyMesh.Renderable), false);
scene.AddEntity(monkeyMesh.Renderable);
// Create a reflected monkey, which is used only for ReflectionMode::RENDERABLES.
reflectedMonkey = EntityManager.Create();
RenderableBuilder.Create()
.WithBoundingBox(
new Box(
new Vector3(-2, -2, -2),
new Vector3(2, 2, 2)
)
)
.WithMaterial(0, mi)
.WithGeometry(0, PrimitiveType.Triangles, monkeyMesh.VertexBuffer, monkeyMesh.IndexBuffer)
.WithReceiveShadows(true)
.WithCastShadows(false)
.Build(engine, reflectedMonkey);
mode = SetReflectionMode(offscreenScene, offscreenView, reflectedMonkey, monkeyMesh, ReflectionMode.Camera);
// Add light source to both scenes.
// NOTE: this is slightly wrong when the reflection mode is RENDERABLES.
lightEntity = EntityManager.Create();
LightBuilder.Create(LightType.Sun)
.WithColor(Color.ToLinearAccurate(new sRGBColor(0.98f, 0.92f, 0.89f)))
.WithIntensity(110000)
.WithDirection(new Vector3(0.7f, -1, -0.8f))
.WithSunAngularRadius(1.9f)
.WithCastShadows(false)
.Build(engine, lightEntity);
scene.AddEntity(lightEntity);
offscreenScene.AddEntity(lightEntity);
};
