public ClientBuffer(int dimensions, int count, BufferPrimitiveType type)
{
Dimensions = dimensions;
Length = count * (int)type * dimensions;
Bytes = Length * sizeof(float);
Stride = Dimensions * sizeof(float);
Data = new float[Length];
}
public GPUBuffer(int dimensions, int count, BufferPrimitiveType type, float[] initialData, BufferUsage usage = BufferUsage.DynamicDraw)
{
Dimensions = dimensions;
Length = Dimensions * count * (int)type;
Bytes = Length * sizeof(float);
Stride = Dimensions * sizeof(float);
// gen buffer
GL.GenBuffers(1, out buffer);
GL.BindBuffer(BufferTarget.ArrayBuffer, buffer);
GL.BufferData(BufferTarget.ArrayBuffer, new IntPtr(Bytes), initialData, usage);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
}
public GPUBuffer(int dimensions, int count, BufferPrimitiveType type, BufferUsage usage = BufferUsage.DynamicDraw) :
this(dimensions, count, type, null, usage)
{
}
public CachedGPUBuffer(int dimensions, int count, BufferPrimitiveType type, BufferUsage usage = BufferUsage.DynamicDraw) :
this(dimensions, count, type, new float[count * dimensions * (int)type], usage)
{
}