internal static pTexture CreateBlurTexture(pTexture texture, int radius, BlurType type)
{
if (!ConfigManager.sShaders || radius == 0 || texture.TextureGl.IsTransparent)
{
return(texture);
}
List <BlurTexturePair> currentCache = null;
if (!blurCache.TryGetValue(texture, out currentCache))
{
currentCache = new List <BlurTexturePair>();
}
int currentIndex = currentCache.FindIndex(c => c.Radius == radius && c.Type == type);
if (currentIndex != -1)
{
return(currentCache[currentIndex].Texture);
}
if (vShader == null || hShader == null)
{
Initialize();
}
vShader.Properties[@"texSize"] = hShader.Properties[@"texSize"] = new OpenTK.Vector2(texture.Width, texture.Height);
using (RenderTarget2D target = new RenderTarget2D(texture.Width, texture.Height))
{
target.Bind();
texture.TextureGl.Draw(Vector2.Zero, Vector2.Zero, Color.White, new Vector2(1, -1), 0, null);
for (int i = 0; i < (int)type; i++)
{
hShader.Begin();
hShader.Properties[@"radius"] = radius;
target.Texture.Draw(Vector2.Zero, Vector2.Zero, Color.White, new Vector2(1, -1), 0, null);
hShader.End();
vShader.Begin();
vShader.Properties[@"radius"] = radius;
target.Texture.Draw(Vector2.Zero, Vector2.Zero, Color.White, new Vector2(1, -1), 0, null);
vShader.End();
}
target.Unbind();
target.Texture.WrapMode = texture.TextureGl.WrapMode; // We want to retain the wrap mode we had prior to blurring.
pTexture newTex = new pTexture(target.Texture);
currentCache.Add(new BlurTexturePair()
{
Type = type, Radius = radius, Texture = newTex
});
blurCache[texture] = currentCache;
return(newTex);
}
}
internal static void BloomStart()
{
if (!(ConfigManager.sBloomSoftening || ExtraPass))
{
return;
}
if (renderTarget == null)
{
Initialize();
}
renderTarget.Bind();
}
/// <summary>
/// Render a gradient into a 256x1 texture.
/// </summary>
private TextureGl RenderSliderTexture(Color shadow, Color border, Color InnerColour, Color OuterColour, float aa_width)
{
using (RenderTarget2D target = new RenderTarget2D(TEX_WIDTH, 1))
{
target.Bind();
GL.Disable(EnableCap.DepthTest);
GL.Disable(EnableCap.Blend);
GL.ClearColor(0.859f, 0.439f, 0.576f, 1.0f);
GL.Clear(ClearBufferMask.ColorBufferBit);
GL.ClearColor(0, 0, 0, 0);
OsuGlControl.ColourShader2D.Properties[@"g_ProjMatrix"] = OpenTK.Matrix4.CreateOrthographicOffCenter(0.0f, 1.0f, 1.0f, -1.0f, -1.0f, 1.0f);
OsuGlControl.ColourShader2D.Begin();
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(-0.5f, 0.0f), Colour = Color.TransparentBlack
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(0.0f, 0.0f), Colour = Color.TransparentBlack
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(0.078125f - aa_width, 0.0f), Colour = shadow
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(0.078125f + aa_width, 0.0f), Colour = border
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(0.1875f - aa_width, 0.0f), Colour = border
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(0.1875f + aa_width, 0.0f), Colour = OuterColour
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(1.0f, 0.0f), Colour = InnerColour
});
lineBatch.Add(new Vertex2d()
{
Position = new Vector2(1.5f, 0.0f), Colour = InnerColour
});
lineBatch.Draw();
OsuGlControl.ColourShader2D.End();
OsuGlControl.ColourShader2D.Properties[@"g_ProjMatrix"] = OsuGlControl.ProjectionMatrix;
if (!OsuGlControl.CanUseFBO)
{
//We must re-clear the backbuffer
target.Unbind();
GL.Clear(ClearBufferMask.ColorBufferBit);
}
GL.Enable(EnableCap.Blend);
return(target.Texture);
}
}
