private int GenerateVertices()
{
// Generate vertex positions
uint halfWidth = Image.GetResolution().X / 2;
uint halfHeight = Image.GetResolution().Y / 2;
List <float> vertexPositions = new List <float>
{
-halfWidth, halfHeight,
halfWidth, halfHeight,
-halfWidth, -halfHeight,
halfWidth, -halfHeight
};
// Buffer the generated vertices in the GPU
int bufferID;
GL.GenBuffers(1, out bufferID);
GL.BindBuffer(BufferTarget.ArrayBuffer, bufferID);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(vertexPositions.Count * sizeof(float)), vertexPositions.ToArray(), BufferUsageHint.StaticDraw);
return(bufferID);
}
/// <inheritdoc />
protected override Resolution GetResolution()
{
return(_image.GetResolution());
}