// Rendering
private void Render()
{
if (!render)
{
return;
}
glViewport.MakeCurrent();
GL.LoadIdentity();
GL.Viewport(glViewport.ClientRectangle);
// Push all attributes so we don't have to clean up later
GL.PushAttrib(AttribMask.AllAttribBits);
// clear the gf buffer
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
if (Runtime.renderBackGround)
{
GL.Begin(PrimitiveType.Quads);
GL.Color3(back1);
GL.Vertex2(1.0, 1.0);
GL.Vertex2(-1.0, 1.0);
GL.Color3(back2);
GL.Vertex2(-1.0, -1.0);
GL.Vertex2(1.0, -1.0);
GL.End();
}
// set up the viewport projection and send it to GPU
GL.MatrixMode(MatrixMode.Projection);
if (glViewport.Focused && glViewport.ClientRectangle.Contains(PointToClient(Cursor.Position)))
{
cam.Update();
view = cam.getViewMatrix() * perspective;
}
cam.TrackMouse();
GL.Enable(EnableCap.DepthTest);
GL.ClearDepth(1.0);
GL.LoadMatrix(ref view);
// ready to start drawing model stuff
GL.MatrixMode(MatrixMode.Modelview);
RenderTools.drawFloor(Matrix4.CreateTranslation(Vector3.Zero));
GL.Enable(EnableCap.Normalize); // These is critical to have
GL.Enable(EnableCap.RescaleNormal);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Enable(EnableCap.DepthTest);
GL.DepthFunc(DepthFunction.Lequal);
GL.Enable(EnableCap.AlphaTest);
GL.AlphaFunc(AlphaFunction.Gequal, 0.1f);
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Front);
GL.Enable(EnableCap.LineSmooth);
foreach (ModelContainer m in draw)
{
RenderTools.DrawModel(m, view);
}
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.DepthFunc(DepthFunction.Less);
GL.AlphaFunc(AlphaFunction.Gequal, 0.1f);
GL.Disable(EnableCap.CullFace);
GL.UseProgram(0);
// clear the buffer bit so the skeleton
// will be drawn on top of everything
GL.Clear(ClearBufferMask.DepthBufferBit);
// drawing the bones
foreach (ModelContainer m in draw)
{
if (m.vbn != null)
{
RenderTools.DrawVBN(m.vbn);
}
}
GL.PopAttrib();
glViewport.SwapBuffers();
}
// Rendering
private void Render()
{
if (!render)
{
return;
}
glViewport.MakeCurrent();
GL.LoadIdentity();
GL.Viewport(glViewport.ClientRectangle);
// Push all attributes so we don't have to clean up later
GL.PushAttrib(AttribMask.AllAttribBits);
// clear the gf buffer
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit | ClearBufferMask.StencilBufferBit);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
if (Runtime.renderBackGround)
{
GL.Begin(PrimitiveType.Quads);
GL.Color3(Runtime.back1);
GL.Vertex2(1.0, 1.0);
GL.Vertex2(-1.0, 1.0);
GL.Color3(Runtime.back2);
GL.Vertex2(-1.0, -1.0);
GL.Vertex2(1.0, -1.0);
GL.End();
}
// set up the viewport projection and send it to GPU
if (!OpenTK.Input.Keyboard.GetState().IsKeyDown(OpenTK.Input.Key.S))
{
selecting = false;
if (glViewport.Focused && glViewport.ClientRectangle.Contains(PointToClient(Cursor.Position)))
{
cam.Update();
view = cam.getModelViewMatrix() * perspective;
}
cam.TrackMouse();
}
else
{
if (OpenTK.Input.Mouse.GetState().IsButtonDown(OpenTK.Input.MouseButton.Left) && !selecting)
{
selecting = true;
Vector2 m = getMouseOnViewPort();
sx1 = m.X;
sy1 = m.Y;
}
}
GL.Enable(EnableCap.DepthTest);
GL.ClearDepth(1.0);
GL.LoadMatrix(ref view);
// ready to start drawing model stuff
GL.MatrixMode(MatrixMode.Modelview);
if (Runtime.renderFloor)
{
RenderTools.drawFloor();
}
GL.Enable(EnableCap.Normalize); // These is critical to have
GL.Enable(EnableCap.RescaleNormal);
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Enable(EnableCap.DepthTest);
GL.DepthFunc(DepthFunction.Lequal);
GL.Enable(EnableCap.AlphaTest);
GL.AlphaFunc(AlphaFunction.Gequal, 0.1f);
GL.Enable(EnableCap.CullFace);
GL.CullFace(CullFaceMode.Front);
GL.Enable(EnableCap.LineSmooth);
GL.Enable(EnableCap.StencilTest);
GL.StencilOp(StencilOp.Keep, StencilOp.Keep, StencilOp.Replace);
// draw renderable objects
foreach (ModelContainer m in draw)
{
RenderTools.DrawModel(m, view);
}
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.DepthFunc(DepthFunction.Less);
GL.AlphaFunc(AlphaFunction.Gequal, 0.1f);
GL.Disable(EnableCap.CullFace);
// clear the buffer bit so the skeleton
// will be drawn on top of everything
GL.UseProgram(0);
GL.Clear(ClearBufferMask.DepthBufferBit);
// drawing the bones
foreach (ModelContainer m in draw)
{
if (m.vbn != null)
{
RenderTools.DrawVBN(m.vbn);
}
}
// Mouse selection
if (selecting)
{
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Clear(ClearBufferMask.DepthBufferBit);
if (OpenTK.Input.Mouse.GetState().IsButtonDown(OpenTK.Input.MouseButton.Right))
{
selecting = false;
}
Vector2 m = getMouseOnViewPort();
GL.Color3(Color.AliceBlue);
GL.LineWidth(2f);
GL.Begin(PrimitiveType.LineLoop);
GL.Vertex2(sx1, sy1);
GL.Vertex2(m.X, sy1);
GL.Vertex2(m.X, m.Y);
GL.Vertex2(sx1, m.Y);
GL.End();
}
GL.PopAttrib();
glViewport.SwapBuffers();
}