/// <summary>
/// Load's the graphics related content required to draw light maps
/// </summary>
protected override void LoadContent()
{
// This needs to better handle content loading...
// if the window is resized, Krypton needs to notice.
_effect = Game.Content.Load <Effect>(_effectAssetName);
RenderHelper = new KryptonRenderHelper(GraphicsDevice, _effect);
CreateRenderTargets();
}
public void BlurTextureToTarget(Texture2D texture, LightMapSize mapSize, BlurTechnique blurTechnique, float bluriness)
{
// Get the pass to use
string passName = "";
switch (blurTechnique)
{
case (BlurTechnique.Horizontal):
this.mEffect.Parameters["BlurFactorU"].SetValue(1f / this.GraphicsDevice.PresentationParameters.BackBufferWidth);
passName = "HorizontalBlur";
break;
case (BlurTechnique.Vertical):
this.mEffect.Parameters["BlurFactorV"].SetValue(1f / this.mGraphicsDevice.PresentationParameters.BackBufferHeight);
passName = "VerticalBlur";
break;
}
var biasFactor = KryptonRenderHelper.BiasFactorFromLightMapSize(mapSize);
// Calculate the texel bias
Vector2 texelBias = new Vector2()
{
X = biasFactor / this.mGraphicsDevice.Viewport.Width,
Y = biasFactor / this.mGraphicsDevice.Viewport.Height,
};
this.mEffect.Parameters["Texture0"].SetValue(texture);
this.mEffect.Parameters["TexelBias"].SetValue(texelBias);
this.mEffect.Parameters["Bluriness"].SetValue(bluriness);
this.mEffect.CurrentTechnique = this.mEffect.Techniques["Blur"];
mEffect.CurrentTechnique.Passes[passName].Apply();
this.mGraphicsDevice.DrawUserPrimitives <VertexPositionTexture>(PrimitiveType.TriangleStrip, KryptonRenderHelper.UnitQuad, 0, 2);
}
public void DrawTextureToTarget(Texture2D texture, LightMapSize mapSize, BlendTechnique blend)
{
// Get the technique to use
string techniqueName = "";
switch (blend)
{
case (BlendTechnique.Add):
techniqueName = "TextureToTarget_Add";
break;
case (BlendTechnique.Multiply):
techniqueName = "TextureToTarget_Multiply";
break;
}
var biasFactor = KryptonRenderHelper.BiasFactorFromLightMapSize(mapSize);
// Calculate the texel bias
Vector2 texelBias = new Vector2()
{
X = biasFactor / this.mGraphicsDevice.ScissorRectangle.Width,
Y = biasFactor / this.mGraphicsDevice.ScissorRectangle.Height,
};
this.mEffect.Parameters["Texture0"].SetValue(texture);
this.mEffect.Parameters["TexelBias"].SetValue(texelBias);
this.mEffect.CurrentTechnique = this.mEffect.Techniques[techniqueName];
// Draw the quad
foreach (var effectPass in this.mEffect.CurrentTechnique.Passes)
{
effectPass.Apply();
this.mGraphicsDevice.DrawUserPrimitives <VertexPositionTexture>(PrimitiveType.TriangleStrip, KryptonRenderHelper.UnitQuad, 0, 2);
}
}
/// <summary>
/// Load's the graphics related content required to draw light maps
/// </summary>
protected override void LoadContent()
{
// This needs to better handle content loading...
// if the window is resized, Krypton needs to notice.
effect = Game.Content.Load<Effect>(effectAssetName);
RenderHelper = new KryptonRenderHelper(GraphicsDevice, effect);
CreateRenderTargets();
}
