protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
Closed += ShaderTest_Closed;
matrixcalc = new GLMatrixCalc();
matrixcalc.PerspectiveNearZDistance = 1f;
matrixcalc.PerspectiveFarZDistance = worldsize * 2;
matrixcalc.InPerspectiveMode = true;
matrixcalc.ResizeViewPort(this, glwfc.Size);
displaycontrol = new GLControlDisplay(items, glwfc, matrixcalc); // hook form to the window - its the master, it takes its size fro mc.ScreenCoordMax
displaycontrol.Focusable = true; // we want to be able to focus and receive key presses.
displaycontrol.Name = "displaycontrol";
displaycontrol.Paint += (o, ts) => // subscribing after start means we paint over the scene, letting transparency work
{
// MCUB set up by Controller3DDraw which did the work first
displaycontrol.Render(glwfc.RenderState, ts);
};
double startspeed = 60 * 60 * 6; // in sec
GLImage minus = new GLImage("plus", new Rectangle(0, 0, 32, 32), Properties.Resources.GoBackward);
minus.MouseClick += (e1, m1) => { currentjd -= 365; };
displaycontrol.Add(minus);
GLImage back = new GLImage("back", new Rectangle(40, 0, 32, 32), Properties.Resources.Backwards);
back.MouseClick += (e1, m1) => { if (jdscaling > 0)
{
jdscaling /= 2;
}
else if (jdscaling < 0)
{
jdscaling *= 2;
}
else
{
jdscaling = -startspeed;
} };
displaycontrol.Add(back);
GLImage pause = new GLImage("back", new Rectangle(80, 0, 32, 32), Properties.Resources.Pause);
pause.MouseClick += (e1, m1) => { jdscaling = 0; };
displaycontrol.Add(pause);
GLImage fwd = new GLImage("fwd", new Rectangle(120, 0, 32, 32), Properties.Resources.Forward);
fwd.MouseClick += (e1, m1) => { if (jdscaling < 0)
{
jdscaling /= 2;
}
else if (jdscaling > 0)
{
jdscaling *= 2;
}
else
{
jdscaling = startspeed;
} };
displaycontrol.Add(fwd);
GLImage plus = new GLImage("plus", new Rectangle(160, 0, 32, 32), Properties.Resources.GoForward);
plus.MouseClick += (e1, m1) => { currentjd += 365; };
displaycontrol.Add(plus);
status = new GLLabel("state", new Rectangle(200, 0, 400, 20), "Label", Color.DarkOrange);
displaycontrol.Add(status);
datalabel = new GLLabel("datalabel", new Rectangle(0, 40, 400, 100), "", Color.DarkOrange);
datalabel.TextAlign = ContentAlignment.TopLeft;
displaycontrol.Add(datalabel);
gl3dcontroller = new Controller3D();
gl3dcontroller.PaintObjects = ControllerDraw;
gl3dcontroller.ZoomDistance = 3000F;
gl3dcontroller.Start(matrixcalc, displaycontrol, new Vector3(0, 0, 0), new Vector3(135f, 0, 0f), 0.025F);
gl3dcontroller.KeyboardTravelSpeed = (ms, eyedist) =>
{
return((float)ms * 100.0f);
};
items.Add(new GLColorShaderWorld(), "COSW");
items.Add(new GLTexturedShaderObjectCommonTranslation(), "TEXOCT");
items.Add(new GLTexture2D(Properties.Resources.golden, SizedInternalFormat.Rgba8), "golden");
items.Add(new GLTexture2D(Properties.Resources.moonmap1k, SizedInternalFormat.Rgba8), "moon");
#region coloured lines
int gridsize = (int)(worldsize * mscaling);
int markers = gridsize / 20;
{
GLRenderState lines = GLRenderState.Lines(1);
Color gridcolour = Color.FromArgb(255, 60, 60, 60);
rObjects.Add(items.Shader("COSW"),
GLRenderableItem.CreateVector4Color4(items, PrimitiveType.Lines, lines,
GLShapeObjectFactory.CreateLines(new Vector3(-gridsize, -0, -gridsize), new Vector3(-gridsize, -0, gridsize), new Vector3(markers, 0, 0), gridsize / markers * 2 + 1),
new Color4[] { gridcolour })
);
rObjects.Add(items.Shader("COSW"),
GLRenderableItem.CreateVector4Color4(items, PrimitiveType.Lines, lines,
GLShapeObjectFactory.CreateLines(new Vector3(-gridsize, -0, -gridsize), new Vector3(gridsize, -0, -gridsize), new Vector3(0, 0, markers), gridsize / markers * 2 + 1),
new Color4[] { gridcolour }));
}
rObjects.Add(new GLOperationClearDepthBuffer());
{
GLRenderState rt = GLRenderState.Tri();
float sunscaled = sunradiusm * mscaling * sunscaleup;
rObjects.Add(items.Shader("TEXOCT"), "sun",
GLRenderableItem.CreateVector4Vector2(items, PrimitiveType.Triangles, rt,
GLSphereObjectFactory.CreateTexturedSphereFromTriangles(3, sunscaled),
new GLRenderDataTranslationRotationTexture(items.Tex("golden"), new Vector3(0, 0, 0))
));
}
#endregion
{ // debug check
DateTime t = new DateTime(2000, 1, 1, 12, 0, 0);
double jd = t.ToJulianDate();
DateTime t2 = jd.JulianToDateTime();
System.Diagnostics.Debug.WriteLine($"Date time {t} JD {jd} back to {t2}");
}
items.Add(new GLMatrixCalcUniformBlock(), "MCUB"); // create a matrix uniform block
currentjd = KeplerOrbitElements.J2000;
jdscaling = 0;
bodies = new KeplerOrbitElements[4];
bodypositions = new GLRenderDataTranslationRotationTexture[4];
// earth
bodies[0] = new KeplerOrbitElements(true, semimajoraxiskm: 0.38709893 * AU, // https://nssdc.gsfc.nasa.gov/planetary/factsheet/mercuryfact.html
eccentricity: 0.20563069,
inclination: 7.00487,
longitudeofascendingnode: 48.33167,
longitudeofperihelion: 77.45645,
meanlongitude: 252.25084,
currentjd);
bodies[1] = new KeplerOrbitElements(true, semimajoraxiskm: 0.72333199 * AU, // https://nssdc.gsfc.nasa.gov/planetary/factsheet/venusfact.html
eccentricity: 0.00677323,
inclination: 3.39471,
longitudeofascendingnode: 76.68069,
longitudeofperihelion: 131.53298,
meanlongitude: 181.97973,
currentjd);
bodies[2] = new KeplerOrbitElements(true, semimajoraxiskm: 1.49596E+08, // https://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html
eccentricity: 0.0167086,
inclination: 0.00005,
longitudeofascendingnode: -11.26064,
longitudeofperihelion: 102.94719,
meanlongitude: 100.46435,
currentjd);
bodies[3] = new KeplerOrbitElements(true, semimajoraxiskm: 1.52366231 * AU, // https://nssdc.gsfc.nasa.gov/planetary/factsheet/marsfact.html
eccentricity: 0.09341233,
inclination: 1.85061,
longitudeofascendingnode: 49.57854,
longitudeofperihelion: 336.04084,
meanlongitude: 355.45332,
currentjd);
float planetsize = earthradiusm * mscaling * planetscaleup;
for (int i = 0; i < bodies.Length; i++)
{
bodies[i].CentralMass = Msol;
System.Diagnostics.Debug.WriteLine($"{i} {bodies[i].OrbitalPeriodS/60/60/24} {bodies[i].CalculateMass(bodies[i].OrbitalPeriodS)}");
bodypositions[i] = new GLRenderDataTranslationRotationTexture(items.Tex("moon"), new Vector3(0, 0, 0));
GLRenderState rt = GLRenderState.Tri();
rObjects.Add(items.Shader("TEXOCT"), "Body" + i,
GLRenderableItem.CreateVector4Vector2(items, PrimitiveType.Triangles, rt,
GLSphereObjectFactory.CreateTexturedSphereFromTriangles(3, planetsize), bodypositions[i]));
Vector4[] orbit = bodies[i].Orbit(currentjd, 1, mscaling);
GLRenderState lines = GLRenderState.Lines(1);
rObjects.Add(items.Shader("COSW"),
GLRenderableItem.CreateVector4Color4(items, PrimitiveType.LineStrip, lines, orbit, new Color4[] { Color.FromArgb(255, 128, 0, 0) }));
}
systemtimer.Interval = 25;
systemtimer.Tick += new EventHandler(SystemTick);
systemtimer.Start();
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
Closed += ShaderTest_Closed;
gl3dcontroller = new Controller3D();
gl3dcontroller.MatrixCalc.PerspectiveNearZDistance = 1f;
gl3dcontroller.MatrixCalc.PerspectiveFarZDistance = 500000f;
gl3dcontroller.ZoomDistance = 5000F;
gl3dcontroller.YHoldMovement = true;
gl3dcontroller.PaintObjects = ControllerDraw;
gl3dcontroller.KeyboardTravelSpeed = (ms, eyedist) =>
{
return((float)ms * 1.0f * Math.Min(eyedist / 1000, 10));
};
gl3dcontroller.PosCamera.ZoomScaling = 1.1f;
gl3dcontroller.MatrixCalc.InPerspectiveMode = true;
gl3dcontroller.Start(glwfc, new Vector3(0, 0, 0), new Vector3(140.75f, 0, 0), 0.5F);
items.Add(new GLMatrixCalcUniformBlock(), "MCUB"); // create a matrix uniform block
int front = -20000, back = front + 90000, left = -45000, right = left + 90000, vsize = 2000;
Vector4[] displaylines = new Vector4[]
{
new Vector4(left, -vsize, front, 1), new Vector4(left, +vsize, front, 1),
new Vector4(left, +vsize, front, 1), new Vector4(right, +vsize, front, 1),
new Vector4(right, +vsize, front, 1), new Vector4(right, -vsize, front, 1),
new Vector4(right, -vsize, front, 1), new Vector4(left, -vsize, front, 1),
new Vector4(left, -vsize, back, 1), new Vector4(left, +vsize, back, 1),
new Vector4(left, +vsize, back, 1), new Vector4(right, +vsize, back, 1),
new Vector4(right, +vsize, back, 1), new Vector4(right, -vsize, back, 1),
new Vector4(right, -vsize, back, 1), new Vector4(left, -vsize, back, 1),
new Vector4(left, -vsize, front, 1), new Vector4(left, -vsize, back, 1),
new Vector4(left, +vsize, front, 1), new Vector4(left, +vsize, back, 1),
new Vector4(right, -vsize, front, 1), new Vector4(right, -vsize, back, 1),
new Vector4(right, +vsize, front, 1), new Vector4(right, +vsize, back, 1),
};
{
items.Add(new GLFixedColorShaderWorld(System.Drawing.Color.Yellow), "LINEYELLOW");
GLRenderState rl = GLRenderState.Lines(1);
rObjects.Add(items.Shader("LINEYELLOW"), GLRenderableItem.CreateVector4(items, PrimitiveType.Lines, rl, displaylines));
}
{
items.Add(new GLTexture2D(Properties.Resources.dotted, SizedInternalFormat.Rgba8), "solmarker");
items.Add(new GLTexturedShaderObjectTranslation(), "TEX");
GLRenderState rq = GLRenderState.Quads(cullface: false);
solmarker = new GLRenderDataTranslationRotationTexture(items.Tex("solmarker"), new Vector3(0, 0, 0));
rObjects.Add(items.Shader("TEX"),
GLRenderableItem.CreateVector4Vector2(items, PrimitiveType.Quads, rq,
GLShapeObjectFactory.CreateQuad(1.0f, 1.0f, new Vector3(0, 0, 0)), GLShapeObjectFactory.TexQuadCW,
solmarker
));
}
{
items.Add(new DynamicGridVertexShader(Color.Cyan), "PLGRIDVertShader");
items.Add(new GLPLFragmentShaderVSColor(), "PLGRIDFragShader");
GLRenderState rl = GLRenderState.Lines(1);
rl.DepthTest = false;
items.Add(new GLShaderPipeline(items.PLShader("PLGRIDVertShader"), items.PLShader("PLGRIDFragShader")), "DYNGRID");
rObjects.Add(items.Shader("DYNGRID"), "DYNGRIDRENDER", GLRenderableItem.CreateNullVertex(PrimitiveType.Lines, rl, drawcount: 2));
}
{
items.Add(new DynamicGridCoordVertexShader(), "PLGRIDBitmapVertShader");
items.Add(new GLPLFragmentShaderTexture2DIndexed(0), "PLGRIDBitmapFragShader"); // binding 1
GLRenderState rl = GLRenderState.Tri(cullface: false);
rl.DepthTest = false;
texcoords = new GLTexture2DArray();
items.Add(texcoords, "PLGridBitmapTextures");
GLShaderPipeline sp = new GLShaderPipeline(items.PLShader("PLGRIDBitmapVertShader"), items.PLShader("PLGRIDBitmapFragShader"));
items.Add(sp, "DYNGRIDBitmap");
rObjects.Add(items.Shader("DYNGRIDBitmap"), "DYNGRIDBitmapRENDER", GLRenderableItem.CreateNullVertex(PrimitiveType.TriangleStrip, rl, drawcount: 4, instancecount: 9));
}
}
