private bool Idle()
{
if (GorgonTiming.SecondsSinceStart > 30)
{
GorgonDialogs.InfoBox(this, string.Format("{0} text objects created. None survived.", _textCount));
return(false);
}
++_textCount;
// This is for testing, for the love of all that is good and holy, do NOT do this in your code.
GorgonText text = _2d.Renderables.CreateText("Test", _font, string.Format("This is a test. When object #{0} goes out of scope, the event should unbind because of WeakEventManager.", _textCount));
_swap.Clear(Color.CornflowerBlue);
text.Position = new SlimMath.Vector2(50, 50);
text.Color = Color.Yellow;
text.Draw();
if (_debug.Objects.Count > 512)
{
_debug.GcTest();
}
_debug.Objects.Add(new WeakReference <GorgonText>(text));
_2d.Render();
_swap.Flip(1);
return(true);
}
/// <summary>
/// Function to handle idle time for the application.
/// </summary>
/// <returns>TRUE to continue processing, FALSE to stop.</returns>
private static bool Idle()
{
// Clear the swap chain.
_swap.Clear(_clearColor);
// Animate our clear color so we have something to look at instead of a blank screen.
_clearColor = new GorgonColor(
_clearColor.Red + (GorgonTiming.Delta * _colorDirection * 0.0125f),
_clearColor.Green + (GorgonTiming.Delta * _colorDirection * 0.0125f),
_clearColor.Blue + (GorgonTiming.Delta * _colorDirection * 0.0125f)
);
if (((_clearColor.Red > (250.0f / 255.0f)) || (_clearColor.Red < (25.0f / 255.0f))) &&
((_clearColor.Green > (245.0f / 255.0f)) || (_clearColor.Green < (24.5f / 255.0f))) &&
((_clearColor.Blue > (220.0f / 255.0f)) || (_clearColor.Blue < (22.0f / 255.0f))))
{
_colorDirection *= -1;
// Ensure that we don't get stuck.
_clearColor = _colorDirection < 0
? new GorgonColor(250.0f / 255.0f, 245f / 255.0f, 220f / 255.0f)
: new GorgonColor(25.0f / 255.0f, 24.5f / 255.0f, 22.0f / 255.0f);
}
// Now we flip our buffers on the swap chain.
// We need to this or we won't see anything.
// Note that we can limit this to flip on a specified number of vertical retraces. This
// will enable us to lock the frame rate to that of the refresh rate of the monitor.
_swap.Flip();
return(true);
}
public void BouncyBalls3D()
{
Gorgon.Run(_form, () =>
{
_swap.Clear(Color.Black);
for (int i = 0; i < Count; i++)
{
_balls[i].Angle += _balls[i].AngleDelta * GorgonTiming.Delta;
if (_balls[i].Angle > 360.0f)
{
_balls[i].Angle = _balls[i].Angle - 360.0f;
_balls[i].AngleDelta = GorgonRandom.RandomSingle() * 90.0f;
}
if ((_balls[i].ScaleBouce) || (!_balls[i].ZBounce))
{
_balls[i].Color.W -= _balls[i].Velocity.Z * GorgonTiming.Delta;
}
else
{
_balls[i].Color.W += _balls[i].Velocity.Z * GorgonTiming.Delta;
}
if (_balls[i].Color.W > 1.0f)
{
_balls[i].Color.W = 1.0f;
}
if (_balls[i].Color.W < 0.0f)
{
_balls[i].Color.W = 0.0f;
_balls[i].Color = new Vector4((GorgonRandom.RandomSingle() * 0.961f) + 0.039f,
(GorgonRandom.RandomSingle() * 0.961f) + 0.039f,
(GorgonRandom.RandomSingle() * 0.961f) + 0.039f, 0.0f);
}
if (_balls[i].YBounce)
{
_balls[i].Position.Y -= (_balls[i].Velocity.Y * GorgonTiming.Delta);
}
else
{
_balls[i].Position.Y += (_balls[i].Velocity.Y * GorgonTiming.Delta);
}
if (_balls[i].XBounce)
{
_balls[i].Position.X -= (_balls[i].Velocity.X * GorgonTiming.Delta);
}
else
{
_balls[i].Position.X += (_balls[i].Velocity.X * GorgonTiming.Delta);
}
if (_balls[i].ZBounce)
{
_balls[i].Position.Z -= (_balls[i].Velocity.Z * GorgonTiming.Delta);
}
else
{
_balls[i].Position.Z += (_balls[i].Velocity.Z * GorgonTiming.Delta);
}
if (_balls[i].Position.X > (1.0f * _aspect))
{
_balls[i].Position.X = (1.0f * _aspect);
_balls[i].Velocity.X = (GorgonRandom.RandomSingle() * 0.5f);
_balls[i].XBounce = !_balls[i].XBounce;
}
if (_balls[i].Position.Y > (1.0f * _aspect))
{
_balls[i].Position.Y = (1.0f * _aspect);
_balls[i].Velocity.Y = (GorgonRandom.RandomSingle() * 0.5f);
_balls[i].YBounce = !_balls[i].YBounce;
}
if (_balls[i].Position.X < (-1.0f * _aspect))
{
_balls[i].Position.X = (-1.0f * _aspect);
_balls[i].Velocity.X = GorgonRandom.RandomSingle() * 0.5f;
_balls[i].XBounce = !_balls[i].XBounce;
}
if (_balls[i].Position.Y < (-1.0f * _aspect))
{
_balls[i].Position.Y = (-1.0f * _aspect);
_balls[i].Velocity.Y = GorgonRandom.RandomSingle() * 0.5f;
_balls[i].YBounce = !_balls[i].YBounce;
}
if (_balls[i].Position.Z < -1.0f)
{
_balls[i].Position.Z = -1.0f;
_balls[i].Velocity.Z = GorgonRandom.RandomSingle() * 0.5f;
_balls[i].ZBounce = !_balls[i].ZBounce;
}
if (!(_balls[i].Position.Z > 1.0f))
{
continue;
}
_balls[i].Position.Z = 1.0f;
_balls[i].Velocity.Z = GorgonRandom.RandomSingle() * 0.5f;
_balls[i].ZBounce = !_balls[i].ZBounce;
}
var sortPos = _balls.OrderByDescending(item => item.Position.Z).ToArray();
for (int i = 0; i < Count * 4; i += 4)
{
int arrayindex = i / 4;
Matrix world;
if (_3d)
{
Quaternion rot = Quaternion.RotationYawPitchRoll(sortPos[arrayindex].Angle.Cos(), -sortPos[arrayindex].Angle.Sin() * 2.0f, -sortPos[arrayindex].Angle);
Matrix.RotationQuaternion(ref rot, out world);
}
else
{
world = Matrix.RotationZ(-sortPos[arrayindex].Angle);
}
world = world * (Matrix.Scaling(sortPos[arrayindex].Scale, sortPos[arrayindex].Scale, 1.0f)) *
Matrix.Translation(sortPos[arrayindex].Position.X, sortPos[arrayindex].Position.Y,
sortPos[arrayindex].Position.Z);
Matrix trans;
Matrix.Multiply(ref world, ref pvw, out trans);
_sprite[i].Color = new GorgonColor(sortPos[arrayindex].Color);
_sprite[i + 1].Color = _sprite[i].Color;
_sprite[i + 2].Color = _sprite[i].Color;
_sprite[i + 3].Color = _sprite[i].Color;
_sprite[i].Position = Vector3.Transform(new Vector3(-0.1401f, 0.1401f, 0.0f), trans);
_sprite[i + 1].Position = Vector3.Transform(new Vector3(0.1401f, 0.1401f, 0.0f), trans);
_sprite[i + 2].Position = Vector3.Transform(new Vector3(-0.1401f, -0.1401f, 0.0f), trans);
_sprite[i + 3].Position = Vector3.Transform(new Vector3(0.1401f, -0.1401f, 0.0f), trans);
if (sortPos[arrayindex].Checkered)
{
_sprite[i].UV = new Vector2(0.503f, 0.0f);
_sprite[i + 1].UV = new Vector2(1.0f, 0.0f);
_sprite[i + 2].UV = new Vector2(0.503f, 0.5f);
_sprite[i + 3].UV = new Vector2(1.0f, 0.5f);
}
else
{
_sprite[i].UV = new Vector2(0.0f, 0.503f);
_sprite[i + 1].UV = new Vector2(0.5f, 0.503f);
_sprite[i + 2].UV = new Vector2(0.0f, 1.0f);
_sprite[i + 3].UV = new Vector2(0.5f, 1.0f);
}
}
using (GorgonDataStream vstream = _vertices.Lock(BufferLockFlags.Write | BufferLockFlags.Discard))
{
vstream.WriteRange(_sprite);
_vertices.Unlock();
}
_graphics.Output.DrawIndexed(0, 0, 6 * Count);
_swap.Flip();
_form.Text = string.Format("FPS: {0:0.0} DT: {1:0.000}ms", GorgonTiming.FPS, GorgonTiming.Delta * 1000);
return(true);
});
Assert.IsTrue(_form.TestResult == DialogResult.Yes);
}
/// <summary>
/// Main application loop.
/// </summary>
/// <returns>TRUE to continue processing, FALSE to stop.</returns>
private static bool Idle()
{
Matrix world;
_swapChain.Clear(Color.CornflowerBlue, 1.0f);
_cloudRotation += 2.0f * GorgonTiming.Delta;
_objRotation += 50.0f * GorgonTiming.Delta;
if (_cloudRotation > 359.9f)
{
_cloudRotation -= 359.9f;
}
if (_objRotation > 359.9f)
{
_objRotation -= 359.9f;
}
ProcessKeys();
_material.UVOffset = new Vector2(0, _material.UVOffset.Y - 0.125f * GorgonTiming.Delta);
_graphics.Shaders.PixelShader.Current = _waterShader;
if (_material.UVOffset.Y < 0.0f)
{
_material.UVOffset = new Vector2(0, 1.0f + _material.UVOffset.Y);
}
_materialBuffer.Update(ref _material);
world = _triangle.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Shaders.PixelShader.Resources[0] = _triangle.Texture;
_graphics.Shaders.PixelShader.Resources[1] = _normalMap;
_graphics.Shaders.PixelShader.Resources[2] = _specMap;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_triangle.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _triangle.IndexBuffer;
_graphics.Input.PrimitiveType = _triangle.PrimitiveType;
_graphics.Output.DrawIndexed(0, 0, _triangle.IndexCount);
//_plane.Rotation = new Vector3(_objRotation, 0, 0);
world = _plane.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Shaders.PixelShader.Resources[0] = _plane.Texture;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_plane.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _plane.IndexBuffer;
_graphics.Input.PrimitiveType = _plane.PrimitiveType;
_graphics.Output.DrawIndexed(0, 0, _plane.IndexCount);
var worldRot = _icoSphere.Rotation;
worldRot.Y += 4.0f * GorgonTiming.Delta;
_icoSphere.Rotation = worldRot;
world = _icoSphere.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Shaders.PixelShader.Current = _bumpShader;
_graphics.Shaders.PixelShader.Resources[0] = _icoSphere.Texture;
_graphics.Shaders.PixelShader.Resources[1] = _normalEarfMap;
_graphics.Shaders.PixelShader.Resources[2] = _specEarfMap;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_icoSphere.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _icoSphere.IndexBuffer;
_graphics.Input.PrimitiveType = _icoSphere.PrimitiveType;
_graphics.Output.DrawIndexed(0, 0, _icoSphere.IndexCount);
var cubeMat = new Material
{
UVOffset = Vector2.Zero,
SpecularPower = 0.0f
};
_materialBuffer.Update(ref cubeMat);
_cube.Rotation = new Vector3(_objRotation, _objRotation, _objRotation);
world = _cube.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Shaders.PixelShader.Resources[0] = _cube.Texture;
_graphics.Shaders.PixelShader.Resources[1] = _gorgNrm;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_cube.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _cube.IndexBuffer;
_graphics.Input.PrimitiveType = _cube.PrimitiveType;
_graphics.Output.DrawIndexed(0, 0, _cube.IndexCount);
var sphereMat = new Material
{
UVOffset = Vector2.Zero,
SpecularPower = 0.75f
};
_materialBuffer.Update(ref sphereMat);
_yPos = (_objRotation.Radians().Sin().Abs() * 2.0f) - 1.10f;
_sphere.Position = new Vector3(-2.0f, _yPos, 0.75f);
_sphere.Rotation = new Vector3(_objRotation, _objRotation, 0);
world = _sphere.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Shaders.PixelShader.Current = _pixelShader;
_graphics.Shaders.PixelShader.Resources[0] = _sphere.Texture;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_sphere.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _sphere.IndexBuffer;
_graphics.Input.PrimitiveType = _sphere.PrimitiveType;
_graphics.Output.DrawIndexed(0, 0, _sphere.IndexCount);
sphereMat = new Material
{
UVOffset = Vector2.Zero,
SpecularPower = 0.0f
};
_materialBuffer.Update(ref sphereMat);
_graphics.Shaders.PixelShader.Resources[0] = _clouds.Texture;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_clouds.VertexBuffer, Vertex3D.Size);
_graphics.Input.IndexBuffer = _clouds.IndexBuffer;
_graphics.Input.PrimitiveType = _clouds.PrimitiveType;
_clouds.Rotation = new Vector3(0, _cloudRotation, 0);
world = _clouds.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Output.BlendingState.States = GorgonBlendStates.AdditiveBlending;
_graphics.Output.DrawIndexed(0, 0, _clouds.IndexCount);
_graphics.Output.BlendingState.States = GorgonBlendStates.NoBlending;
world = _sphere.World;
_wvp.UpdateWorldMatrix(ref world);
_graphics.Input.Layout = _normalVertexLayout;
_graphics.Input.PrimitiveType = PrimitiveType.LineList;
_graphics.Shaders.PixelShader.Current = _normalPixelShader;
_graphics.Shaders.VertexShader.Current = _normalVertexShader;
_graphics.Input.IndexBuffer = null;
_graphics.Input.VertexBuffers[0] = new GorgonVertexBufferBinding(_sphere.Normals, Vector4.SizeInBytes);
_graphics.Output.Draw(0, _sphere.VertexCount * 2);
_graphics.Input.Layout = _vertexLayout;
_graphics.Shaders.VertexShader.Current = _vertexShader;
var state = _renderer2D.Begin2D();
_renderer2D.Drawing.DrawString(_font,
string.Format(
"FPS: {0:0.0}, Delta: {1:0.000} ms Tris: {3:0} CamRot: {2} Mouse: {4:0}x{5:0} Sensitivity: {6:0.0##}",
GorgonTiming.FPS,
GorgonTiming.Delta * 1000,
_cameraRotation,
(_triangle.TriangleCount) + (_plane.TriangleCount) + (_cube.TriangleCount) + (_sphere.TriangleCount) + (_icoSphere.TriangleCount) + (_clouds.TriangleCount),
_mouse.Position.X,
_mouse.Position.Y,
_sensitivity),
Vector2.Zero,
Color.White);
_renderer2D.Flush();
_renderer2D.End2D(state);
_swapChain.Flip();
return(true);
}
/// <summary>
/// Function to handle idle time for the application.
/// </summary>
/// <returns>TRUE to continue processing, FALSE to stop.</returns>
private static bool Idle()
{
// Clear to our gray color.
_swap.Clear(Color.FromArgb(173, 173, 173), 1.0f);
// Animate the ball.
UpdateBall();
// Draw our planes.
foreach (var plane in _planes)
{
plane.Draw();
}
// Draw the main sphere.
_sphere.Draw();
// Draw the sphere shadow first.
var spherePosition = _sphere.Position;
Graphics.Output.DepthStencilState.States = _noDepth;
Graphics.Shaders.PixelShader.Current = _pixelShaderShadow;
_sphere.Position = new Vector3(spherePosition.X + 0.25f, spherePosition.Y - 0.125f, spherePosition.Z);
_sphere.Draw();
// Reset our sphere position, pixel shader and depth writing state.
_sphere.Position = spherePosition;
Graphics.Output.DepthStencilState.States = _depth;
Graphics.Shaders.PixelShader.Current = _pixelShader;
// Draw our text.
// Use this to show how incredibly slow and terrible my 3D code is.
// Tell the 2D renderer to remember the current state of the 3D scene.
_3DState = _2D.Begin2D();
_2D.Drawing.FilledRectangle(new RectangleF(0, 0, _mainForm.ClientSize.Width - 1.0f, 38.0f), Color.FromArgb(128, 0, 0, 0));
_2D.Drawing.DrawRectangle(new RectangleF(0, 0, _mainForm.ClientSize.Width, 38.0f), Color.White);
_2D.Drawing.DrawString(Graphics.Fonts.DefaultFont,
"FPS: " + GorgonTiming.AverageFPS.ToString("0.0")
+ "\nDelta: " + (GorgonTiming.AverageDelta * 1000.0f).ToString("0.0##") + " milliseconds",
new Vector2(3.0f, 0.0f), GorgonColor.White);
// Draw our logo because I'm insecure.
_2D.Drawing.Blit(Graphics.Textures.GorgonLogo,
new RectangleF(_mainForm.ClientSize.Width - Graphics.Textures.GorgonLogo.Settings.Width,
_mainForm.ClientSize.Height - Graphics.Textures.GorgonLogo.Settings.Height,
Graphics.Textures.GorgonLogo.Settings.Width,
Graphics.Textures.GorgonLogo.Settings.Height));
// Note that we're rendering here but not flipping the buffer (the 'false' parameter). This just delays the page
// flipping until later. Technically, we don't need to do this here because it's the last thing we're doing, but
// if we had more rendering to do after, we'd have to flip manually.
_2D.Flush();
// Restore the 3D scene state.
_2D.End2D(_3DState);
// Now we flip our buffers.
// We need to this or we won't see anything.
_swap.Flip();
return(true);
}