public void Render(ParticleCamera camera, SamplerState samplerState)
{
_emitterSpriteBatchHandler.SetupAndStartSpriteBatch(_spriteBatch, camera, samplerState);
foreach (var emitter in _emitters)
{
emitter.Render(camera, _spriteBatch);
}
_spriteBatch.End();
}
public InputHandler(EditorUiController uiController,
ParticleCamera camera,
SettingsCommandHandler commandHandler,
AppOperationQueue appOperationQueue,
ApplicationState applicationState)
{
_uiController = uiController;
_camera = camera;
_commandHandler = commandHandler;
_appOperationQueue = appOperationQueue;
_applicationState = applicationState;
}
public void Render(ParticleCamera camera, SpriteBatch spriteBatch)
{
var particles = ParticleBuffer.Particles;
for (var x = 0; x < particles.Length; x++)
{
ref var particle = ref particles[x];
if (particle.IsAlive)
{
var startX = particle.Position.X;
var startY = camera.PositiveYAxisPointsUp
? -particle.Position.Y
: particle.Position.Y;
var destinationRectangle = new Rectangle((int)startX,
(int)startY,
(int)particle.Size.X,
(int)particle.Size.Y);
Rectangle sourceRectangle;
if (EmitterLogic.TextureSections.Length == 0)
{
sourceRectangle = new Rectangle(0, 0, _texture.Width, _texture.Height);
}
else
{
ref var section = ref EmitterLogic.TextureSections[particle.TextureSectionIndex];
sourceRectangle = new Rectangle(section.LeftX,
section.TopY,
section.RightX - section.LeftX,
section.BottomY - section.TopY);
}
var colorModifier = new Color((byte)particle.CurrentRed,
(byte)particle.CurrentGreen,
(byte)particle.CurrentBlue,
(byte)particle.CurrentAlpha);
spriteBatch.Draw(_texture,
destinationRectangle,
sourceRectangle,
colorModifier,
-particle.RotationInRadians, // CCW rotations
new Vector2(sourceRectangle.Width / 2f, sourceRectangle.Height / 2f),
SpriteEffects.None,
0f);
}
public void SetupAndStartSpriteBatch(SpriteBatch spriteBatch, ParticleCamera camera, SamplerState samplerState)
{
var totalHorizontalZoomFactor = camera.HorizontalZoomFactor;
var totalVerticalZoomFactor = camera.VerticalZoomFactor;
_basicEffect.TextureEnabled = true;
_basicEffect.LightingEnabled = false;
_basicEffect.FogEnabled = false;
_basicEffect.VertexColorEnabled = true;
_basicEffect.World = Matrix.Identity;
_basicEffect.Projection = Matrix.CreateOrthographic(camera.PixelWidth, -camera.PixelHeight, -1, 1);
_basicEffect.View =
Matrix.CreateTranslation(
-camera.Origin.X,
camera.Origin.Y,
0) *
Matrix.CreateScale(totalHorizontalZoomFactor, totalVerticalZoomFactor, 1);
spriteBatch.Begin(blendState: BlendState.NonPremultiplied,
effect: _basicEffect,
samplerState: samplerState);
}
public void Render()
{
if (!isRunning)
{
return;
}
Device device = this.Host.Device;
if (device == null)
{
return;
}
device.InputAssembler.InputLayout = this.ParticleLayout;
device.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleStrip;
ParticlePass.Apply();
device.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(this.Particles, 32, 0));
ParticleProjection.Set(new Vector2(Host.Width, Host.Height));
ParticleCamera.Set(new Vector2(0, -PlayerShip.Instance.Position.Y));
device.Draw(ParticleManager.particleList.Count, 0);
device.InputAssembler.InputLayout = this.ShapeLayout;
device.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleStrip;
ShapeCamera.Set(new Vector2(0, -PlayerShip.Instance.Position.Y));
ShapeProjection.Set(new Vector2(Host.Width, Host.Height));
foreach (Entity entity in EntityManager.Entities)
{
device.InputAssembler.SetVertexBuffers(0, entity.Shape.Buffer);
ShapeColor.Set(entity.Color);
ShapePosition.Set(new Vector3(entity.Position, entity.Orientation));
ShapePass.Apply();
device.Draw(entity.Shape.Vertices.Length * 2 + 2, 0);
}
if (Math.Abs(Profiles.Current.State.LinesPosition - PlayerShip.Instance.Position.Y) < Height)
{
device.InputAssembler.InputLayout = this.LineLayout;
device.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.PointList;
device.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(LineBuffer, 8, 0));
LineEffect.GetVariableByName("Step").AsScalar().Set(0.1f);
LineEffect.GetVariableByName("Width").AsScalar().Set(2.0f / Width);
LineEffect.GetVariableByName("Height").AsScalar().Set(1.0f - Math.Abs(Profiles.Current.State.LinesPosition - PlayerShip.Instance.Position.Y) / Height);
LineEffect.GetVariableByName("Color").AsVector().Set(Color.Yellow);
Vector4[] disturb = new Vector4[16];
float maxX = 0.05f, maxY = 0.02f;
for (int i = 0; i < linesCount; i++)
{
for (int k = 0; k < 16; k++)
{
disturb[k] = new Vector4(Rand.NextFloat(-maxX, maxX), Rand.NextFloat(-maxY, maxY), Rand.NextFloat(-maxX, maxX), Rand.NextFloat(-maxY, maxY));
}
LineEffect.GetVariableByName("Disturb").AsVector().Set(disturb);
LineEffect.GetTechniqueByIndex(0).GetPassByIndex(0).Apply();
device.Draw(1, i);
}
}
}