public void RebuildPrimitive()
{
if (Primitive != null && Primitive.VertexBuffer != null )
{
Primitive.VertexBuffer.Dispose();
}
Primitive = new BatchBillboardPrimitive(graphicsDevice, SpriteSheet, Width, Height, Frame, 1.0f, 1.0f, false, LocalTransforms, Tints);
}
public void RemoveTransform(int index)
{
if (index >= 0 && index < LocalTransforms.Count)
{
LocalTransforms.RemoveAt(index);
Rotations.RemoveAt(index);
Tints.RemoveAt(index);
}
Primitive = new BatchBillboardPrimitive(graphicsDevice, SpriteSheet, Width, Height, Frame, 1.0f, 1.0f, false, LocalTransforms, Tints);
}
public override void Render(GameTime gameTime,
Camera camera,
SpriteBatch spriteBatch,
GraphicsDevice graphicsDevice,
Effect effect)
{
if (Primitive == null)
{
Primitive = new BatchBillboardPrimitive(graphicsDevice, SpriteSheet, Width, Height, Frame, 1.0f, 1.0f, false, LocalTransforms, Tints);
}
effect.Parameters["xTint"].SetValue(new Vector4(1, 1, 1, 1));
if (IsVisible && (camera.Position - GlobalTransform.Translation).LengthSquared() < CullDistance)
{
Texture2D originalText = effect.Parameters["xTexture"].GetValueTexture2D();
RasterizerState r = graphicsDevice.RasterizerState;
graphicsDevice.RasterizerState = rasterState;
effect.Parameters["xTexture"].SetValue(SpriteSheet);
DepthStencilState origDepthStencil = graphicsDevice.DepthStencilState;
DepthStencilState newDepthStencil = DepthStencilState.DepthRead;
graphicsDevice.DepthStencilState = newDepthStencil;
Matrix oldWorld = effect.Parameters["xWorld"].GetValueMatrix();
effect.Parameters["xWorld"].SetValue(GlobalTransform);
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Apply();
Primitive.Render(graphicsDevice);
}
effect.Parameters["xWorld"].SetValue(oldWorld);
effect.Parameters["xTexture"].SetValue(originalText);
if (origDepthStencil != null)
{
graphicsDevice.DepthStencilState = origDepthStencil;
}
if (r != null)
{
graphicsDevice.RasterizerState = r;
}
}
}
