private void Initialize()
{
OpenGL.Invoke(() =>
{
this.vertexBuffer = new Buffer(BufferTarget.ArrayBuffer);
this.vertexBuffer.SetData <float>(BufferUsageHint.StaticDraw, new[]
{
-1.0f, -1.0f,
-1.0f, 1.0f,
1.0f, -1.0f,
1.0f, 1.0f
});
this.vao = new VertexArray();
this.vao.Bind();
this.vertexBuffer.Bind();
GL.EnableVertexAttribArray(0);
GL.VertexAttribPointer(0, 2, VertexAttribPointerType.Float, false, 0, 0);
VertexArray.Unbind();
this.quadShader = new PostProcessingShader("void main() { fragment = texture(inputTexture, vec2(uv.x, uv.y)); }");
});
}
/// <summary>
/// Instantiates a new post processing stage with an effect.
/// </summary>
/// <param name="effect">The effect for this stage.</param>
/// <param name="enabled">Determines if the post processing stage is enabled.</param>
public PostProcessingStage(PostProcessingShader effect, bool enabled)
{
this.Effect = effect;
}
/// <summary>
/// Instantiates a new post processing stage with an effect.
/// </summary>
/// <param name="effect">The effect for this stage.</param>
public PostProcessingStage(PostProcessingShader effect)
: this()
{
this.Effect = effect;
}
