protected override void OnRender(double dt)
{
inputManager.Update((float)dt);
graphicsDevice.ShaderProgram = shaderProgram;
viewUniform.SetValueMat4(inputManager.CalculateViewMatrixNoTranslation());
graphicsDevice.VertexArray = vertexBuffer;
graphicsDevice.DrawArrays(PrimitiveType.TriangleStrip, 0, vertexBuffer.StorageLength);
}
protected override void OnLoad()
{
inputManager = new InputManager3D(InputContext);
cubemap = TextureCubemapExtensions.FromFiles(
graphicsDevice,
"cubemap/back.png", "cubemap/front.png",
"cubemap/bottom.png", "cubemap/top.png",
"cubemap/left.png", "cubemap/right.png"
);
cubemap.SetTextureFilters(TextureMinFilter.Linear, TextureMagFilter.Linear);
shaderProgram = ShaderProgram.FromFiles <VertexPosition>(graphicsDevice, "vs.glsl", "fs.glsl", "vPosition");
shaderProgram.Uniforms["cubemap"].SetValueTexture(cubemap);
shaderProgram.Uniforms["World"].SetValueMat4(Matrix4x4.Identity);
viewUniform = shaderProgram.Uniforms["View"];
viewUniform.SetValueMat4(Matrix4x4.Identity);
Span <VertexPosition> vertexData = stackalloc VertexPosition[]
{
new Vector3(-0.5f, -0.5f, -0.5f), //4
new Vector3(-0.5f, -0.5f, 0.5f), //3
new Vector3(-0.5f, 0.5f, -0.5f), //7
new Vector3(-0.5f, 0.5f, 0.5f), //8
new Vector3(0.5f, 0.5f, 0.5f), //5
new Vector3(-0.5f, -0.5f, 0.5f), //3
new Vector3(0.5f, -0.5f, 0.5f), //1
new Vector3(-0.5f, -0.5f, -0.5f), //4
new Vector3(0.5f, -0.5f, -0.5f), //2
new Vector3(-0.5f, 0.5f, -0.5f), //7
new Vector3(0.5f, 0.5f, -0.5f), //6
new Vector3(0.5f, 0.5f, 0.5f), //5
new Vector3(0.5f, -0.5f, -0.5f), //2
new Vector3(0.5f, -0.5f, 0.5f), //1
};
vertexBuffer = new VertexBuffer <VertexPosition>(graphicsDevice, vertexData, BufferUsage.StaticDraw);
graphicsDevice.DepthTestingEnabled = false;
graphicsDevice.BlendingEnabled = false;
}