public void Transform(Matrix world, Matrix view)
{
TransformedVector = Vector.Transform(Vector, world);
TransformedVector = Vector.Transform(TransformedVector, view);
TransformedNormal = Vector.TransformNormal(Normal, world);
TransformedNormal = Vector.TransformNormal(TransformedNormal, view);
}
// The update method is called every frame
public override void Update()
{
_audi.World = Matrix.CreateRotationY(_audiRotation);
_audiRotation += 0.5f;
base.Update();
}
public override void LoadContent()
{
var mesh = ContentManager.Load <Mesh>("audi.ASE");
//mesh.Position.X = -30;
mesh.World = Matrix.CreateScale(new Vector(10f, 10f, 10f));
Scene.AddNode(mesh);
_lightSprite = ContentManager.Load <Sprite>("sun.png");
Scene.AddNode(_lightSprite);
var sprite = ContentManager.Load <Sprite>("recycle.png");
sprite.Position = new Vector(-10, 0, 0);
//Scene.AddNode(sprite);
Display.BackgroundColor = Color.FromArgb(0xff, 0, 0, 0);
var cylinder = ContentManager.CreateCylinder(10f, 20f, 8, 1);
light = new OmniLight();
light.Range = 3.0f;
light.Position.X = 0;
light.Position.Y = 0;
light.Position.Z = -30;
light.ColorDiffuse = Color.FromArgb(0xff, 0x1f, 0x1f, 0x6f);
light.ColorSpecular = Color.FromArgb(0xff, 0xff, 0xff, 0xff);
light.ColorAmbient = Color.FromArgb(0xff, 0, 0x5f, 0);
Scene.AddNode(light);
}
public void Transform(Matrix world, Matrix view)
{
TransformedVector = Vector.Transform(Vector, world);
TransformedVector = Vector.Transform(TransformedVector, view);
TransformedNormal = Vector.TransformNormal(Normal, world);
TransformedNormal = Vector.TransformNormal(TransformedNormal, view);
}
public void Transform(Matrix world, Matrix view)
{
TransformedNormal = Vector.TransformNormal(Normal, world);
TransformedNormal = Vector.TransformNormal(TransformedNormal, view);
TransformedPosition = Vector.Transform(Position, world, view);
TransformedDebugNormal = TransformedPosition +(TransformedNormal); //*DebugNormalLength);
}
public void Render(IViewport viewport, Matrix view, Matrix projection)
{
foreach( RenderableNode node in _renderableNodes )
{
node.PrepareRender();
node.Render(viewport,view,projection);
}
}
public void Transform(Matrix world, Matrix view)
{
TransformedNormal = Vector.TransformNormal(Normal, world);
TransformedNormal = Vector.TransformNormal(TransformedNormal, view);
TransformedPosition = Vector.Transform(Position, world, view);
TransformedDebugNormal = TransformedPosition + (TransformedNormal); //*DebugNormalLength);
}
public void Render(IViewport viewport, Matrix view, Matrix projection)
{
foreach (RenderableNode node in _renderableNodes)
{
node.PrepareRender();
node.Render(viewport, view, projection);
}
}
public void Transform(Matrix world, Matrix view)
{
//var matrix = world*view;
var matrix = view;
TransformedVector = Vector.Transform(Vector, matrix);
//TransformedVector = Vector.Transform(TransformedVector, view);
TransformedNormal = Vector.TransformNormal(Normal, matrix);
//TransformedNormal = Vector.TransformNormal(TransformedNormal, view);
}
public override void Render(IViewport viewport, Matrix view, Matrix projection)
{
for( var geometryIndex=0; geometryIndex<_geometries.Length; geometryIndex++ )
{
var geometry = _geometries[geometryIndex];
var localWorld = World*geometry.World;
geometry.GeometryContext.Render(viewport,view,projection,localWorld);
}
}
public static Vector Transform(Vector position, Matrix matrix)
{
Vector vector = Vector.Zero;
float num3 = (((position.X * matrix[0, 0]) + (position.Y * matrix[1, 0])) + (position.Z * matrix[2, 0])) + matrix[3, 0];
float num2 = (((position.X * matrix[0, 1]) + (position.Y * matrix[1, 1])) + (position.Z * matrix[2, 1])) + matrix[3, 1];
float num = (((position.X * matrix[0, 2]) + (position.Y * matrix[1, 2])) + (position.Z * matrix[2, 2])) + matrix[3, 2];
vector.X = num3;
vector.Y = num2;
vector.Z = num;
return vector;
}
public static Vector Unproject(this IViewport viewport, Vector source, Matrix projection, Matrix view, Matrix world)
{
var matrix = Matrix.Invert((world * view) * projection);
source.X = (((source.X - viewport.XPosition) / ((float)viewport.Width)) * 2f) - 1f;
source.Y = -((((source.Y - viewport.YPosition) / ((float)viewport.Height)) * 2f) - 1f);
source.Z = (source.Z - MinDepth) / (MaxDepth - MinDepth);
var vector = Vector.Transform(source, matrix);
var a = (((source.X * matrix[0,3]) + (source.Y * matrix[1,3])) + (source.Z * matrix[2,3])) + matrix[3,3];
if (!WithinEpsilon(a, 1f))
{
vector = (Vector)(vector / a);
}
return vector;
}
public override void Render(IViewport viewport, Matrix view, Matrix projection)
{
/*
var xRotation = Matrix.CreateRotationX(XRotation);
var yRotation = Matrix.CreateRotationY(YRotation);
var zRotation = Matrix.CreateRotationZ(ZRotation);
var translation = Matrix.CreateTranslation(Position);
var scale = Matrix.CreateScale(Scale);
var localToWorld = World * xRotation * yRotation * zRotation * translation * scale;
*/
GeometryContext.Render(viewport, view, projection, World);
}
public void RenderBoundingSphere(BoundingSphere sphere, Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
var scaleMatrix = Matrix.CreateScale(sphere.Radius);
var translationMatrix = Matrix.CreateTranslation(sphere.Center) * world;
var rotateYMatrix = Matrix.CreateRotationY(90);
var rotateXMatrix = Matrix.CreateRotationX(90);
_boundingSphereDebugShape.World = scaleMatrix * translationMatrix;
_boundingSphereDebugShape.Render(viewport, view, projection);
_boundingSphereDebugShape.World = rotateYMatrix * scaleMatrix * translationMatrix;
_boundingSphereDebugShape.Render(viewport, view, projection);
_boundingSphereDebugShape.World = rotateXMatrix * scaleMatrix * translationMatrix;
_boundingSphereDebugShape.Render(viewport, view, projection);
}
public override void Render(IViewport viewport, Matrix view, Matrix projection)
{
/* From DirectX sample
w = width passed to D3DXMatrixPerspectiveLH
h = height passed to D3DXMatrixPerspectiveLH
n = z near passed to D3DXMatrixPerspectiveLH
f = z far passed to D3DXMatrixPerspectiveLH
d = distance of sprite from camera along Z
qw = width of sprite quad
qh = height of sprite quad
vw = viewport height
vh = viewport width
scale = n / d
(i.e. near/distance, such that at d = n, scale = 1.0)
renderedWidth = vw * qw * scale / w
renderedHeight = vh * qh * scale / h
*/
var position = new Vector(0, 0, 0);
var actualPosition = new Vector(World.data[12], World.data[13], World.data[14]);
var transformedPosition = Vector.Transform(position, World, view);
var translatedPosition = Vector.Translate(transformedPosition, projection, viewport.Width, viewport.Height);
var distanceVector = viewport.Camera.Position - actualPosition;
var distance = distanceVector.Length;
var n = 100.0f;
distance = MathHelper.Abs(distance);
var scale = 0.0f + ((2 * n) / distance);
if (scale <= 0)
{
scale = 0;
}
var xscale = scale;
var yscale = scale;
_spriteContext.Render(viewport,this,view,projection,World,xscale,yscale,0f);
}
public void Render(IViewport viewport, Matrix view, Matrix projection, Matrix world)
{
var actualViewport = viewport as Viewport;
var position = new Vector(0, 0, 0);
var actualPosition = new Vector(world.data[12], world.data[13], world.data[14]);
var transformedPosition = Vector.Transform(position, world, view);
var translatedPosition = Vector.Translate(transformedPosition, projection, viewport.Width, viewport.Height);
/*
w = width passed to D3DXMatrixPerspectiveLH
h = height passed to D3DXMatrixPerspectiveLH
n = z near passed to D3DXMatrixPerspectiveLH
f = z far passed to D3DXMatrixPerspectiveLH
d = distance of sprite from camera along Z
qw = width of sprite quad
qh = height of sprite quad
vw = viewport height
vh = viewport width
scale = n / d
(i.e. near/distance, such that at d = n, scale = 1.0)
renderedWidth = vw * qw * scale / w
renderedHeight = vh * qh * scale / h
*/
var distanceVector = actualViewport.Camera.Position - actualPosition;
float distance = distanceVector.Length;
float N = 30.0f;
distance = MathHelper.Abs(distance);
float scale = 0.0f + ((2 * N) / distance);
if (scale <= 0)
scale = 0;
actualViewport.RenderImage(_frame,transformedPosition,translatedPosition, scale);
}
public void Transform(Matrix matrix)
{
TransformedNormal = Vector.TransformNormal(Normal, matrix);
TransformedPosition = Vector.Transform(Position, matrix);
}
public void Translate(Matrix projectionMatrix, float width, float height)
{
TranslatedVector = Vector.Translate(TransformedVector, projectionMatrix, width, height);
}
public void Render(Viewport viewport, RenderableNode node, Matrix view, Matrix projection, Matrix world)
{
TransformAndTranslateVertices(viewport, node,view,projection,world);
RenderFaces(viewport, view, projection, world);
RenderLines(viewport, view, projection, world);
}
public void Translate(Matrix projectionMatrix, float width, float height)
{
TranslatedPosition = Vector.Translate(TransformedPosition, projectionMatrix, width, height);
TranslatedDebugNormal = Vector.Translate(TransformedDebugNormal, projectionMatrix, width, height);
}
public void Update(Viewport viewport)
{
ViewMatrix = Matrix.CreateLookAt(Position, Target, Up);
SetupProjection(viewport);
UpdateDepthDivisor();
_frustum.SetCameraDefinition(viewport, this);
}
public void Translate(Matrix projectionMatrix, float width, float height)
{
TranslatedPosition = Vector.Translate(TransformedPosition, projectionMatrix, width, height);
TranslatedDebugNormal = Vector.Translate(TransformedDebugNormal, projectionMatrix, width, height);
}
public void Transform(Matrix matrix)
{
TransformedVector = Vector.Transform(Vector, matrix);
TransformedNormal = Vector.TransformNormal(Normal, matrix);
}
public void Render(IViewport viewport, Sprite sprite, Matrix view, Matrix projection, Matrix world, float xScale, float yScale, float rotation)
{
}
private void TransformAndTranslateVertices(Viewport viewport, Node node, Matrix view, Matrix projection, Matrix world)
{
var negativePivot = -(Vector)node.PivotPoint;
var localView = (world * view);
for (var vertexIndex = 0; vertexIndex < Vertices.Length; vertexIndex++)
{
var vertex = Vertices[vertexIndex];
vertex.Vector += negativePivot;
TransformAndTranslateVertex(ref vertex, viewport, localView, projection);
//CalculateColorForVertex(ref vertex, viewport, node);
vertex.Vector -= negativePivot;
Vertices[vertexIndex] = vertex;
}
}
private void TransformAndTranslateVertices(Viewport viewport, RenderableNode node, Matrix view, Matrix projection, Matrix world)
{
for (var vertexIndex = 0; vertexIndex < Vertices.Length; vertexIndex++)
{
var vertex = Vertices[vertexIndex];
TransformAndTranslateVertex(ref vertex, viewport, view, projection, world);
CalculateColorForVertex(ref vertex, viewport, node);
Vertices[vertexIndex] = vertex;
}
}
private void RenderVertices(Node node, Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
for (var vertexIndex = 0; vertexIndex < Vertices.Length; vertexIndex++)
{
PointRenderer.Draw((int)Vertices[vertexIndex].TranslatedScreenCoordinates.X,
(int)Vertices[vertexIndex].TranslatedScreenCoordinates.Y,
viewport.DebugInfo.Color,
4);
}
}
private void RenderLines(Node node, Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
if (null == Lines)
{
return;
}
for (var lineIndex = 0; lineIndex < Lines.Length; lineIndex++)
{
var line = Lines[lineIndex];
var a = Vertices[line.A];
var b = Vertices[line.B];
var xstart = a.TranslatedScreenCoordinates.X;
var ystart = a.TranslatedScreenCoordinates.Y;
var xend = b.TranslatedScreenCoordinates.X;
var yend = b.TranslatedScreenCoordinates.Y;
Shapes.DrawLine(viewport,
(int)xstart,
(int)ystart,
(int)xend,
(int)yend, node.Color);
}
}
internal void OnBeforeRendering(Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
BeforeRendering(viewport, view, projection, world);
}
public void Translate(Matrix projectionMatrix, float width, float height)
{
TranslatedVector = Vector.Translate(TransformedVector, projectionMatrix, width, height);
}
private void TransformAndTranslateVertex(ref Vertex vertex, Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
var matrix = (world*view)*projection;
vertex.Transform(world, matrix);
vertex.Translate(projection, viewport.Width, viewport.Height);
vertex.MakeScreenCoordinates();
vertex.TransformedVectorNormalized = vertex.TransformedNormal;
vertex.TransformedVectorNormalized.Normalize();
var z = ((vertex.TransformedVector.Z/viewport.Camera.DepthDivisor) + viewport.Camera.DepthZero);
vertex.DepthBufferAdjustedZ = z;
}
public override void Render(Viewport viewport, Matrix view, Matrix projection)
{
GeometryContext.Render(viewport, this, view, projection, World);
}
private void RenderFaces(Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
if( null == Faces )
{
return;
}
for (var faceIndex = 0; faceIndex < Faces.Length; faceIndex++)
{
var face = Faces[faceIndex];
var a = Vertices[face.A];
var b = Vertices[face.B];
var c = Vertices[face.C];
face.Transform(world, view);
face.Translate(projection, viewport.Width, viewport.Height);
var mixedProduct = (b.TranslatedVector.X - a.TranslatedVector.X) * (c.TranslatedVector.Y - a.TranslatedVector.Y) -
(c.TranslatedVector.X - a.TranslatedVector.X) * (b.TranslatedVector.Y - a.TranslatedVector.Y);
var visible = (mixedProduct < 0) && viewport.Camera.IsVectorVisible(a.TransformedVector);
if (!visible)
{
continue;
}
face.Color = viewport.Scene.CalculateColorForVector(viewport, face.TransformedPosition, face.TransformedNormal);
Triangle.Draw(BufferManager.Instance.Current, SpanRenderer, TriangleShade.Gouraud, face, Vertices,
TextureCoordinates);
}
}
private static void TransformAndTranslateVertex(ref Vertex vertex, Viewport viewport, Matrix view, Matrix projection)
{
vertex.Transform(view);
vertex.Translate(projection, viewport.Width, viewport.Height);
vertex.MakeScreenCoordinates();
vertex.TransformedVectorNormalized = vertex.TransformedNormal;
vertex.TransformedVectorNormalized.Normalize();
var z = ((vertex.TransformedVector.Z / viewport.View.DepthDivisor) + viewport.View.DepthZero);
vertex.DepthBufferAdjustedZ = z;
}
public void Render(Viewport viewport, RenderableNode node, Matrix view, Matrix projection, Matrix world)
{
if (null == Vertices)
{
return;
}
if (!_hasPrepared)
{
Prepare();
_hasPrepared = true;
}
TransformAndTranslateVertices(viewport, node, view, projection, world);
RenderFaces(node, viewport, view, projection, world);
RenderLines(node, viewport, view, projection, world);
if (viewport.DebugInfo.ShowVertices)
{
RenderVertices(node, viewport, view, projection, world);
}
}
private void RenderFaces(Node node, Viewport viewport, Matrix view, Matrix projection, Matrix world)
{
if (null == Faces)
{
return;
}
var matrix = world*view;
for (var faceIndex = 0; faceIndex < Faces.Length; faceIndex++)
{
var face = Faces[faceIndex];
var a = Vertices[face.A];
var b = Vertices[face.B];
var c = Vertices[face.C];
var mixedProduct = (b.TranslatedVector.X - a.TranslatedVector.X) * (c.TranslatedVector.Y - a.TranslatedVector.Y) -
(c.TranslatedVector.X - a.TranslatedVector.X) * (b.TranslatedVector.Y - a.TranslatedVector.Y);
var visible = mixedProduct < 0; // && viewport.View.IsInView(a.TransformedVector);
if (null != face.Material)
{
visible |= face.Material.DoubleSided;
}
if (!visible)
{
continue;
}
CalculateVertexColorsForFace(ref face, viewport, node);
if (null != face.Material)
{
switch (face.Material.Shade)
{
case MaterialShade.None:
{
face.Color = face.Material.Diffuse;
if (null != face.Material.DiffuseMap || null != face.Material.ReflectionMap)
{
TextureTriangleRenderer.Draw(face, Vertices);
}
else
{
FlatTriangleRenderer.Draw(face, Vertices);
}
}
break;
case MaterialShade.Flat:
{
face.Transform(matrix);
var color = face.Material.Diffuse;
face.Color = color.Additive(_colorCalculator.Calculate(viewport, face.TransformedPosition, face.TransformedNormal));
if (null != face.Material.DiffuseMap || null != face.Material.ReflectionMap)
{
TextureTriangleRenderer.Draw(face, Vertices);
}
else
{
FlatTriangleRenderer.Draw(face, Vertices);
}
}
break;
case MaterialShade.Gouraud:
{
var color = face.Material.Diffuse;
Vertices[face.A].CalculatedColor = color.Additive(Vertices[face.A].CalculatedColor);
Vertices[face.B].CalculatedColor = color.Additive(Vertices[face.B].CalculatedColor);
Vertices[face.C].CalculatedColor = color.Additive(Vertices[face.C].CalculatedColor);
if (null != face.Material.DiffuseMap || null != face.Material.ReflectionMap)
{
TextureTriangleRenderer.Draw(face, Vertices);
}
else
{
GouraudTriangleRenderer.Draw(face, Vertices);
}
}
break;
}
}
else
{
var color = node.Color;
var aColor = Vertices[face.A].CalculatedColor;
var bColor = Vertices[face.B].CalculatedColor;
var cColor = Vertices[face.C].CalculatedColor;
Vertices[face.A].CalculatedColor = Vertices[face.A].CalculatedColor.Additive(color);
Vertices[face.B].CalculatedColor = Vertices[face.B].CalculatedColor.Additive(color);
Vertices[face.C].CalculatedColor = Vertices[face.C].CalculatedColor.Additive(color);
GouraudTriangleRenderer.Draw(face, Vertices);
Vertices[face.A].CalculatedColor = aColor;
Vertices[face.B].CalculatedColor = bColor;
Vertices[face.C].CalculatedColor = cColor;
}
}
}
protected virtual void BeforeRendering(Viewport viewport, Matrix view, Matrix projection, Matrix world) { }
