public void DrawEditHandles(Vector3 entityscale)
{
// + x
graphics.SetMaterialColor(editing3d.GetEditHandleColor(Axis.PosX));
//graphics.SetMaterialColor( new double[]{ 1.0, 0.0, 0.0, 0.5 } );
RendererFactory.GetPicker3dModel().AddHitTarget(new HitTargetEditHandle(Axis.PosX));
graphics.PushMatrix();
graphics.Scale(entityscale);
graphics.Rotate(90f, 0f, 1f, 0f);
DrawSelectionHandle();
graphics.PopMatrix();
// + y
graphics.SetMaterialColor(editing3d.GetEditHandleColor(Axis.PosY));
RendererFactory.GetPicker3dModel().AddHitTarget(new HitTargetEditHandle(Axis.PosY));
graphics.PushMatrix();
graphics.Scale(entityscale);
graphics.Rotate(90, 1, 0, 0);
DrawSelectionHandle();
graphics.PopMatrix();
// + z
graphics.SetMaterialColor(editing3d.GetEditHandleColor(Axis.PosZ));
RendererFactory.GetPicker3dModel().AddHitTarget(new HitTargetEditHandle(Axis.PosZ));
graphics.PushMatrix();
graphics.Scale(entityscale);
//Gl.glRotatef( 90, 0, 1, 0 );
DrawSelectionHandle();
graphics.PopMatrix();
}
// for testing only
void FrustrumCulling_WriteNextFrameEvent()
{
SetupFrustrum();
IGraphicsHelper g = GraphicsHelperFactory.GetInstance();
/*
* g.SetMaterialColor(new Color(1, 1, 0));
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(camerapos + viewray * 0.51 + HNear / 2 * 0.95 * right + VNear / 2 * 0.95 * up);
* g.Vertex(camerapos + viewray * 0.51 - HNear / 2 * 0.95 * right + VNear / 2 * 0.95 * up);
* Gl.glEnd();
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(camerapos + viewray * 0.51 - HNear / 2 * 0.95 * right - VNear / 2 * 0.95 * up);
* g.Vertex(camerapos + viewray * 0.51 + HNear / 2 * 0.95 * right - VNear / 2 * 0.95 * up);
* Gl.glEnd();
*/
g.SetMaterialColor(new Color(1, 0, 1));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * 1050 + HFar / 2 * 0.95 * right + VFar / 2 * 0.95 * up);
g.Vertex(camerapos + viewray * 1050 - HFar / 2 * 0.95 * right + VFar / 2 * 0.95 * up);
Gl.glEnd();
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * 1050 - HFar / 2 * 0.95 * right - VFar / 2 * 0.95 * up);
g.Vertex(camerapos + viewray * 1050 + HFar / 2 * 0.95 * right - VFar / 2 * 0.95 * up);
Gl.glEnd();
g.SetMaterialColor(new Color(1, 0, 0));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(viewray * 10);
g.Vertex(viewray * 100);
Gl.glEnd();
g.SetMaterialColor(new Color(0, 1, 0));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(viewray * 10);
g.Vertex(viewray * 10 + right * 100);
Gl.glEnd();
g.SetMaterialColor(new Color(0, 0, 1));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(viewray * 10);
g.Vertex(viewray * 10 + up * 100);
Gl.glEnd();
g.SetMaterialColor(new Color(0, 1, 1));
for (int i = 0; i < 6; i++)
{
Gl.glBegin(Gl.GL_LINES);
g.Vertex(planes[i].point + viewray * 100);
g.Vertex(planes[i].point + planes[i].normalizednormal * 100 + viewray * 100);
Gl.glEnd();
}
//Console.WriteLine( CheckObject(camerapos - 3 * viewray, 2) );
//System.Environment.Exit(0);
}
void DrawSingleEditHandle(Vector3 entityscale, Vector3 handlescale, Axis handleaxis)
{
graphics.PushMatrix();
graphics.SetMaterialColor(editing3d.GetEditHandleColor(handleaxis));
RendererFactory.GetPicker3dModel().AddHitTarget(new HitTargetEditHandle(new Axis(handleaxis)));
double fTranslateAmount = (handleaxis.GetAxisComponentIgnoreAxisDirection(entityscale) + handleaxis.GetAxisComponentIgnoreAxisDirection(handlescale)) / 2;
graphics.Translate(fTranslateAmount * handleaxis.ToVector());
graphics.Scale(handlescale);
graphics.Rotate(handleaxis.ToRot());
graphics.Rotate(90, 0, 1, 0);
graphics.DrawCone();
RendererFactory.GetPicker3dModel().EndHitTarget();
graphics.PopMatrix();
}
public override void DrawSelected()
{
IGraphicsHelper graphics = GraphicsHelperFactory.GetInstance();
graphics.SetMaterialColor(new Color(0.2, 0.7, 1.0));
graphics.PushMatrix();
graphics.Translate(pos);
graphics.Rotate(rot);
graphics.Scale(scale);
graphics.DrawWireframeBox(10);
graphics.PopMatrix();
}
public override void DrawSelected()
{
IGraphicsHelper graphics = GraphicsHelperFactory.GetInstance();
graphics.SetMaterialColor(SelectionView.GetInstance().SelectionGridColor);
graphics.PushMatrix();
graphics.Translate(pos);
graphics.Rotate(rot);
graphics.Scale(scale);
graphics.DrawWireframeBox(SelectionView.GetInstance().SelectionGridNumLines);
graphics.PopMatrix();
}
public override void RenderSingleFace(int ifacenum)
{
IGraphicsHelper graphics = GraphicsHelperFactory.GetInstance();
graphics.PushMatrix();
graphics.SetMaterialColor(facecolors[0]);
graphics.Translate(pos);
graphics.Rotate(rot);
graphics.Scale(scale);
primitive.RenderSingleFace(ifacenum);
graphics.PopMatrix();
}
public override void Draw()
{
// Test.Debug("cube draw");
IGraphicsHelper graphics = GraphicsHelperFactory.GetInstance();
graphics.PushMatrix();
// Test.Debug( this.ToString() );
graphics.SetMaterialColor(facecolors[0]);
graphics.Translate(pos);
graphics.Rotate(rot);
graphics.Scale(scale);
graphics.DrawCone();
graphics.PopMatrix();
}
// The terrain rendering code is adapted from some example code in sdl or glut
void renderer_WriteNextFrameEvent()
{
Gl.glPushMatrix();
//Gl.glTranslatef(-MAXMESH / 2, MAXMESH * 2, 0);
float[,] mesh = HeightMap.GetInstance().Map;
int width = HeightMap.GetInstance().Width;
int height = HeightMap.GetInstance().Height;
FrustrumCulling culling = FrustrumCulling.GetInstance();
IGraphicsHelper g = GraphicsHelperFactory.GetInstance();
iSectorsDrawn = 0;
//Gl.glColor3ub(255, 255, 255);
//g.SetMaterialColor(new Color(1, 0, 0));
g.SetMaterialColor(new Color(0.3, 0.8, 0.3));
for (int sectorx = 0; sectorx < (width / sectorsize) - 1; sectorx++)
{
for (int sectory = 0; sectory < (height / sectorsize) - 1; sectory++)
{
//if (iSectorsDrawn == 0)
//{
int sectorposx = sectorx * sectorsize;
int sectorposy = sectory * sectorsize;
int displayposx = sectorposx * SquareSize;
int displayposy = sectorposy * SquareSize;
Vector3 sectorpos = new Vector3(sectorposx, sectorposy, mesh[sectorposx, sectorposy]);
Vector3 displaypos = new Vector3(displayposx, displayposy, mesh[sectorposx, sectorposy]);
if (culling.IsInsideFrustum(displaypos + new Vector3(sectorsize * SquareSize / 2, sectorsize * SquareSize / 2, 0), sectorsize * SquareSize))
{
iSectorsDrawn++;
// check how far away sector is
// if nearby we render it in detail
// otherwise just render a few points from it
double distancesquared = Vector3.DistanceSquared(displaypos, Camera.GetInstance().RoamingCameraPos);
//if ( distancesquared > detaildistance * detaildistance)
if (false)
{
g.SetMaterialColor(new Color(1, 0, 0));
Vector3 a = new Vector3(sectorsize * SquareSize, sectorsize * SquareSize,
mesh[sectorposx + sectorsize, sectorposy + sectorsize] -
mesh[sectorposx, sectorposy]);
Vector3 b = new Vector3(sectorsize * SquareSize, -sectorsize * SquareSize,
mesh[sectorposx + sectorsize, sectorposy] -
mesh[sectorposx, sectorposy + sectorsize]);
Vector3 normal = Vector3.CrossProduct(a, b).Normalize();
Gl.glNormal3d(normal.x, normal.y, normal.z);
Gl.glBegin(Gl.GL_TRIANGLE_STRIP);
Gl.glVertex3f(sectorposx * SquareSize, sectorposy * SquareSize, mesh[sectorposx, sectorposy]);
Gl.glVertex3f(sectorposx * SquareSize, sectorposy * SquareSize + sectorsize * SquareSize, mesh[sectorposx, sectorposy + sectorsize]);
Gl.glVertex3f(sectorposx * SquareSize + sectorsize * SquareSize, sectorposy * SquareSize, mesh[sectorposx + sectorsize, sectorposy]);
Gl.glVertex3f(sectorposx * SquareSize + sectorsize * SquareSize, sectorposy * SquareSize + sectorsize * SquareSize, mesh[sectorposx + sectorsize, sectorposy + sectorsize]);
Gl.glEnd();
}
else
{
int stepsize = 16;
if (distancesquared < 1200 * 1200)
{
stepsize = 1;
}
else if (distancesquared < 2400 * 2400)
{
stepsize = 2;
}
else if (distancesquared < 4000 * 4000)
{
stepsize = 4;
}
else if (distancesquared < 7200 * 7200)
{
stepsize = 8;
}
//else if (distancesquared < 1600 * 1600)
//{
// stepsize = 16;
//}
if (colorlevelsofdetail)
{
g.SetMaterialColor(new Color(0, 0.5 + (float)stepsize * 8 / 255, 0));
}
DrawSubGrid(sectorposx, sectorposy, sectorsize, sectorsize, stepsize);
}
}
//}
}
}
Gl.glPopMatrix();
//Console.WriteLine( "sectors drawn: " + iSectorsDrawn );
}
// for testing only
void FrustrumCulling_WriteNextFrameEvent(Vector3 camerapos)
{
SetupFrustrum();
IGraphicsHelper g = GraphicsHelperFactory.GetInstance();
g.SetMaterialColor(new Color(1, 1, 0));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * nearclip * 1.1 + HNear / 2 * 0.95 * right + VNear / 2 * 0.95 * up);
g.Vertex(camerapos + viewray * nearclip * 1.1 - HNear / 2 * 0.95 * right + VNear / 2 * 0.95 * up);
Gl.glEnd();
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * nearclip * 1.1 - HNear / 2 * 0.95 * right - VNear / 2 * 0.95 * up);
g.Vertex(camerapos + viewray * nearclip * 1.1 + HNear / 2 * 0.95 * right - VNear / 2 * 0.95 * up);
Gl.glEnd();
g.SetMaterialColor(new Color(1, 0, 1));
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * farclip * 0.95 + HFar / 2 * 0.95 * right + VFar / 2 * 0.9 * up);
g.Vertex(camerapos + viewray * farclip * 0.95 - HFar / 2 * 0.95 * right + VFar / 2 * 0.9 * up);
Gl.glEnd();
Gl.glBegin(Gl.GL_LINES);
g.Vertex(camerapos + viewray * farclip * 0.95 - HFar / 2 * 0.95 * right - VFar / 2 * 0.9 * up);
g.Vertex(camerapos + viewray * farclip * 0.95 + HFar / 2 * 0.95 * right - VFar / 2 * 0.9 * up);
Gl.glEnd();
/*
* g.SetMaterialColor(new Color(1, 0, 0));
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(viewray * 10);
* g.Vertex(viewray * 100);
* Gl.glEnd();
*
* g.SetMaterialColor(new Color(0, 1, 0));
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(viewray * 10);
* g.Vertex(viewray * 10 + right * 100);
* Gl.glEnd();
*
* g.SetMaterialColor(new Color(0, 0, 1));
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(viewray * 10);
* g.Vertex(viewray * 10 + up * 100);
* Gl.glEnd();
*
* g.SetMaterialColor(new Color(0, 1, 1));
* for (int i = 0; i < 6; i++)
* {
* Gl.glBegin(Gl.GL_LINES);
* g.Vertex(planes[i].point + viewray * 100);
* g.Vertex(planes[i].point + planes[i].normalizednormal * 100 + viewray * 100);
* Gl.glEnd();
* }
*/
//Console.WriteLine( camerapos + " " + viewray );
//Console.WriteLine( IsInsideFrustum( camerapos + viewray * nearclip * 1.5, 0 ) );
//Console.WriteLine( IsInsideFrustum( camerapos + viewray * farclip * 0.9, 0 ) );
//System.Environment.Exit( 0 );
}