protected override void OnRender(float dt, float betweenFrameAlpha)
{
//var world = Matrix.Identity;
//var view = Matrix.CreateLookAt(Vector3.Backward, Vector3.Forward, Vector3.Up);
//var projection = Matrix.CreatePerspectiveFieldOfView(
// MathHelper.PiOver2,
// GameManager.GraphicsDevice.Viewport.Width / (float)GameManager.GraphicsDevice.Viewport.Height,
// 0.01f,
// 1000.0f);
//var wvp = world * view * projection;
/** Based on MonoGame SpriteBatch implementation!! **/
// Normal 3D cameras look into the -z direction (z = 1 is in front of z = 0). The
// sprite batch layer depth is the opposite (z = 0 is in front of z = 1).
// --> We get the correct matrix with near plane 0 and far plane -1.
Matrix projection;
//Matrix.CreateOrthographicOffCenter(0, GameManager.GraphicsDevice.Viewport.Width, GameManager.GraphicsDevice.Viewport.Height,
// 0, 0, -1, out projection);
Matrix.CreateOrthographicOffCenter(0, GameManager.GraphicsDevice.Viewport.Width, 0,
GameManager.GraphicsDevice.Viewport.Height, -1, 1, out projection);
Matrix wvp = Camera.GetInterpolatedTransformMatrix(1) * projection;
int enableFrameSmoothingFlag = CVars.Get <bool>("graphics_frame_smoothing") ? 0 : 1;
_textRenderer.Begin(wvp);
foreach (Entity entity in Engine.GetEntitiesFor(fontFamily))
{
TransformComponent transformComp = entity.GetComponent <TransformComponent>();
FieldFontComponent fieldFontComp = entity.GetComponent <FieldFontComponent>();
Vector2 position = transformComp.Position
+ (transformComp.LastPosition - transformComp.Position)
* (1 - betweenFrameAlpha) * enableFrameSmoothingFlag;
float rotation = transformComp.Rotation
+ MathHelper.WrapAngle(transformComp.LastRotation - transformComp.Rotation) * (1 - betweenFrameAlpha) * enableFrameSmoothingFlag;
rotation *= -1;
float transformScale = transformComp.Scale + (transformComp.LastScale - transformComp.Scale) * (1 - betweenFrameAlpha) * enableFrameSmoothingFlag;
_textRenderer.Draw(fieldFontComp.Font, fieldFontComp.Content,
position, rotation, fieldFontComp.Color, transformScale,
fieldFontComp.EnableKerning);
}
_textRenderer.End();
base.OnRender(dt, betweenFrameAlpha);
}
private void DrawFieldFontEntities(Camera camera, byte groupMask, float dt, float betweenFrameAlpha, Camera debugCamera)
{
Matrix transformMatrix = debugCamera == null?camera.GetInterpolatedTransformMatrix(betweenFrameAlpha) : debugCamera.GetInterpolatedTransformMatrix(betweenFrameAlpha);
if (_fieldFontEntities.Count > 0)
{
CheckUpdateProjections();
Matrix wvp = transformMatrix * _fieldFontRendererProjection;
FieldFontRenderer.Begin(wvp);
foreach (Entity entity in _fieldFontEntities)
{
FieldFontComponent fieldFontComp = entity.GetComponent <FieldFontComponent>();
if (fieldFontComp.Hidden || (fieldFontComp.RenderGroup & groupMask) == 0)
{
continue;
}
TransformComponent transformComp = entity.GetComponent <TransformComponent>();
BoundingRect boundRect = new BoundingRect(transformComp.Position.X - (fieldFontComp.Font.MeasureString(fieldFontComp.Content).X *transformComp.Scale / 2),
transformComp.Position.Y - (fieldFontComp.Font.MeasureString(fieldFontComp.Content).Y *transformComp.Scale / 2),
fieldFontComp.Font.MeasureString(fieldFontComp.Content).X *transformComp.Scale,
fieldFontComp.Font.MeasureString(fieldFontComp.Content).Y *transformComp.Scale);
if (!boundRect.Intersects(camera.BoundingRect) && CVars.Get <bool>("debug_show_render_culling"))
{
continue;
}
Vector2 position;
float rotation;
float transformScale;
transformComp.Interpolate(betweenFrameAlpha, out position, out rotation, out transformScale);
FieldFontRenderer.Draw(fieldFontComp.Font,
fieldFontComp.Content,
position,
rotation,
fieldFontComp.Color,
transformScale,
fieldFontComp.EnableKerning);
}
FieldFontRenderer.End();
}
}
