public SkyBox(string directory, string ext = ".png")
{
Texture = new TextureCube(directory, ext);
Vector3[] positions = new Vector3[]
{
new Vector3(1.0f, -1.0f, -1.0f),
new Vector3(1.0f, -1.0f, 1.0f),
new Vector3(-1.0f, -1.0f, 1.0f),
new Vector3(-1.0f, -1.0f, -1.0f),
new Vector3(1.0f, 1.0f, -1.0f),
new Vector3(1.0f, 1.0f, 1.0f),
new Vector3(-1.0f, 1.0f, 1.0f),
new Vector3(-1.0f, 1.0f, -1.0f)
};
uint[] elements = new uint[]
{
0, 1, 2, 3,
4, 7, 6, 5,
0, 4, 5, 1,
1, 5, 6, 2,
2, 6, 7, 3,
4, 0, 3, 7
};
Vao = new VAO(positions);
Vao.addElementArray(elements);
Shader = Shaders.SkyboxShader();
}
public GaussianBlur(int width, int height)
{
horizontal = new Framebuffer(width, height);
horizontal.AttachColorBuffer(type: PixelType.Float, internalFormat: PixelInternalFormat.Rgba16f);
vertical = new Framebuffer(width, height);
vertical.AttachColorBuffer(type: PixelType.Float, internalFormat: PixelInternalFormat.Rgba16f);
shader = Shaders.BlurShader();
fr = FrameRenderer.Instance;
}
public SkyBox(int textureId)
{
Texture = textureId;
vao = GL.GenVertexArray();
GL.BindVertexArray(vao);
verts = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ArrayBuffer, verts);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(verts_f.Length * sizeof(float)), verts_f, BufferUsageHint.StaticDraw);
GL.EnableVertexAttribArray(0);
GL.VertexAttribPointer(0, 3, VertexAttribPointerType.Float, false, 0, 0);
elements = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ElementArrayBuffer, elements);
GL.BufferData(BufferTarget.ElementArrayBuffer, (IntPtr)(elems_u.Length * sizeof(uint)), elems_u, BufferUsageHint.StaticDraw);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
GL.BindVertexArray(0);
Shader = Shaders.SkyboxShader();
}
private FrameRenderer()
{
shader = Shaders.FrameShader();
}