/// <summary>
/// copies the backcound to the foreground.
/// </summary>
public void CopyFromBackGround()
{
// Draw the Texture from Backbuffer by a Polygon Rectangle for the full screen
xyArray FP = new xyArray(); FP.data = new xy[] { new xy(0, 0), new xy(0, 1), new xy(1, 1), new xy(1, 0) };
Matrix P = ProjectionMatrix;
GLShader S = Shader;
RenderKind K = RenderKind;
RenderKind = RenderKind.Render;
Shader = BackGroundShader;
Texture T = texture;
texture = BackBuffer.Texture;
PushMatrix();
ModelMatrix = Matrix.Translation(new xyz(0, 0, 1));
PolygonMode PM = PolygonMode;
PolygonMode = PolygonMode.Fill;
ProjectionMatrix = Bias;
drawPolyLine(FP);
ProjectionMatrix = P;
PopMatrix();
// Save Back
RenderKind = K;
texture = T;
this.Shader = S;
PolygonMode = PM;
}
/// <summary>
/// refreshes the back ground for <see cref="ForeGroundDraw"/>.
/// </summary>
public void RefreshBackGround()
{
Texture Savet = texture;
GLShader S = Shader;
BackBuffer.BackGround = BackColor;
if (BackBuffer.FboHandle <= 0)
{
BackBuffer.Init((int)ViewPort.Width, (int)ViewPort.Height);
}
RenderKind K = RenderKind;
RenderKind = RenderKind.Render;
Matrix P = ProjectionMatrix;
ProjectionMatrix = Matrix.scale(new xyz(1, -1, 1)) * P;
//--------- Draw scene to Backbuffer
BackBuffer.EnableWriting();
OnPaint();
BackBuffer.DisableWriting();
texture = Savet;
ProjectionMatrix = P;
RenderKind = K;
Shader = S;
}
/// <summary>
/// compiles the <see cref="DrawAction"/> draw and returns a meshContainer.
/// The <b>progs</b> of this is a list of <see cref="Mesh"/>.
/// This method is called from <see cref="Entity.Compile(OpenGlDevice)"/>.
/// </summary>
/// <param name="Device"><see cref="OpenGlDevice"/> in which will be drawn.</param>
/// <param name="Draw">the <see cref="DrawAction"/>, which is used to produce a <see cref="MeshContainer"/></param>
/// <returns></returns>
public static MeshContainer Compile(OpenGlDevice Device, DrawAction Draw)
{
Device.PushMatrix();
MeshListCurrent = new MeshContainer();
bool Compiling = Entity.Compiling;
if (Compiling)
{
MeshCreator.Push();
}
bool SaveCompiling = Entity.Compiling;
Entity.Compiling = true;
RenderKind SaveRenderKind = Device.RenderKind;
Device.RenderKind = RenderKind.Render;
MeshIndices.Clear();
Draw(Device);
Renew();
Entity.Compiling = SaveCompiling;
Device.RenderKind = SaveRenderKind;
Device.PopMatrix();
MeshContainer Result = MeshListCurrent;
if (Compiling)
{
MeshCreator.Pop();
}
return(Result);
}
public RenderData(Texture tex, BlendMode blend, RenderKind kind, ushort idxStart)
{
Texture = tex;
BlendMode = blend;
RenderKind = kind;
Index0 = idxStart;
Index1 = (ushort)(idxStart + 1);
Index2 = (ushort)(idxStart + 2);
Index3 = (ushort)(idxStart + 1);
Index4 = (ushort)(idxStart + 3);
Index5 = (ushort)(idxStart + 2);
}
/// <summary>
/// is the main method of this object. See also <see cref="Entity.CompileDraw(OpenGlDevice)"/>.
/// </summary>
/// <param name="Device">Device in which it willl be compiled.</param>
/// <param name="Draw">a event, which holds the drawings.</param>
public static MeshContainer CreateMeshes(OpenGlDevice Device, DrawAction Draw)
{
// sollte nur von compilesnapbuffer aufgerufen werden !!!! und erstellt die triangles
bool Compiling = Entity.Compiling;
if (Compiling)
{
MeshCreator.Push();
}
bool SaveCompiling = Entity.Compiling;
// Entity.Compiling = true; // Checken braucht es wegen line snap
if (Selector.StoredSnapItems.Count == 0)
{
Selector.StoredSnapItems.Add(null); // braucht es nicht
}
MeshListCurrent = new MeshContainer(); // braucht es nicht
MeshIndices.Clear(); // braucht es wahrscheinlich nicht
RenderKind R = Device.RenderKind;// wieder heraus
Draw(Device);
Renew();
Device.RenderKind = R;
Entity.Compiling = SaveCompiling;
MeshContainer Result = MeshListCurrent;
// MeshListCurrent.MySnapItem = new MeshSnapItem(MeshListCurrent);
Device.RenderKind = RenderKind.SnapBuffer;
TriangleList TL = new TriangleList();
for (int i = 0; i < MeshListCurrent.Progs.Count; i++)
{
if (MeshListCurrent.Progs[i] is Mesh)
{
Mesh M = MeshListCurrent.Progs[i] as Mesh;
M.getTriangles(TL);
}
}
TriangleArrays TA = TL.ToArrays();
Device.RenderKind = R;
if (Compiling)
{
MeshCreator.Pop();
}
return(Result);
}
public IObjectRender create(RenderKind kind)
{
if (RenderKind.NormalRender == kind)
{
return(new NormalObjectRender());
}
else if (RenderKind.WireFrameRender == kind)
{
return(new WireFrameRender());
}
else if (RenderKind.BlueRender == kind)
{
return(new BlueRender());
}
return(new NormalObjectRender());
}
MeshContainer CompileSnapBuffer()
{
CreateSnap = true;
RenderKind Save = Device.RenderKind;
StoredSnapItems.Clear();
StoredSnapItems.Add(null);
RegisterLocked = false;
Device.RenderKind = RenderKind.SnapBuffer;
MeshContainer Result = MeshCreator.CreateMeshes(Device, CompileDraw);
Device.RenderKind = Save;
RegisterLocked = true;
CreateSnap = false;
return(Result);
}
private void Compiledraw(OpenGlDevice Device)
{
RenderKind Save = Device.RenderKind;
Device.RenderKind = RenderKind.Render;
PushMatrix();
ModelMatrix = Matrix.identity;
Loca L = CompileFont.GlyphInfo[CompileChar].Curves;
if (L.Count == 0) // blank
{
PopMatrix();
return;
}
PolygonMode SavePolygonMode = Device.PolygonMode;
Device.PolygonMode = PolygonMode.Fill;
bool Cw = L[0].ClockWise;
if (Cw)
{
drawExtruded(L, 1);
PushMatrix();
MulMatrix(Matrix.Translation(new xyz(0, 0, 1)));
drawPolyPolyCurve(L);
PopMatrix();
L.Invert();
drawPolyPolyCurve(L);
}
else
{
drawPolyPolyCurve(L);
L.Invert();
drawExtruded(L, 1);
PushMatrix();
MulMatrix(Matrix.Translation(new xyz(0, 0, 1)));
drawPolyPolyCurve(L);
PopMatrix();
}
PopMatrix();
Device.RenderKind = Save;
Device.PolygonMode = SavePolygonMode;
}
//public void ReorgSnapBuffer()
//{
// if (SnapMesh != null)
// for (int i = 0; i < SnapMesh.Progs.Count; i++)
// {
// Mesh M = SnapMesh.Progs[i] as Mesh;
// if (M != null)
// {
// SnapItem S = M.SnapItem;
// M.ObjectNumber = StoredSnapItems.IndexOf(S);
// }
// SnapBufferDirty = true;
// }
//}
public void RefreshSnapBuffer()
{
if (!Device.SnapEnable)
{
return;
}
// if ((SnapKind == Snap.Static) && (SnapMesh == null))
{
SnapMesh = CompileSnapBuffer();
}
//GL.Disable(EnableCap.Blend);
//if (PickingShader == null)
//{
// PickingShader = new GLShader(PickingFragmentShader, PickingVertexShader);
// PickingShader.CompileAndLink();
// OpenGlDevice.CheckError();
//}
CurrentObjectIndex = PickingShader.GetVarHandle("TheObject");
GLShader Save = Device.Shader;
Device.Shader = PickingShader;
RenderKind SaveRenderKind = Device.RenderKind;
Device.RenderKind = RenderKind.SnapBuffer;
if (!RegisterLocked)
{
StoredSnapItems.Clear();
StoredSnapItems.Add(null);
}
SnapBuffer.Init((int)Device.ViewPort.Width, (int)Device.ViewPort.Height);
SnapBuffer.EnableWriting();
if (SnapMesh != null)
{
Device.Selector.FastRefresh = true;
System.Diagnostics.Stopwatch SW = new System.Diagnostics.Stopwatch();
SW.Start();
SnapMesh.Paint(Device);
SW.Stop();
Device.Selector.FastRefresh = false;
}
else
{
Device.OnPaint();
}
SnapBuffer.DisableWriting();
Device.RenderKind = SaveRenderKind;
SnapBufferDirty = false;
ObjectBuffer = ReadPickingBuffer(0, 0, (int)Device.ViewPort.Width, (int)Device.ViewPort.Height);
// GL.Enable(EnableCap.Blend);
Device.Shader = Save;
CreateSnapList();
}