public void CreateShaderProgramParallel()
{
using (var thread0Window = Device.CreateWindow(1, 1))
using (var thread1Window = Device.CreateWindow(1, 1))
using (var window = Device.CreateWindow(1, 1))
using (ShaderProgramFactory factory0 = new ShaderProgramFactory(thread0Window.Context, ShaderSources.PassThroughVertexShader(), ShaderSources.PassThroughFragmentShader()))
using (ShaderProgramFactory factory1 = new ShaderProgramFactory(thread1Window.Context, ShaderSources.PassThroughVertexShader(), ShaderSources.PassThroughFragmentShader()))
{
Thread t0 = new Thread(factory0.Create);
t0.Start();
Thread t1 = new Thread(factory1.Create);
t1.Start();
t0.Join();
t1.Join();
using (Framebuffer framebuffer = TestUtility.CreateFramebuffer(window.Context))
using (VertexArray va = TestUtility.CreateVertexArray(window.Context, factory0.ShaderProgram.VertexAttributes["position"].Location))
{
window.Context.Framebuffer = framebuffer;
window.Context.Draw(PrimitiveType.Points, 0, 1, new DrawState(TestUtility.CreateRenderStateWithoutDepthTest(), factory0.ShaderProgram, va), new SceneState());
TestUtility.ValidateColor(framebuffer.ColorAttachments[0], 255, 0, 0);
window.Context.Clear(new ClearState());
window.Context.Draw(PrimitiveType.Points, 0, 1, new DrawState(TestUtility.CreateRenderStateWithoutDepthTest(), factory1.ShaderProgram, va), new SceneState());
TestUtility.ValidateColor(framebuffer.ColorAttachments[0], 255, 0, 0);
}
}
}
private static void Render(Mesh mesh)
{
using (GraphicsWindow window = Device.CreateWindow(1, 1))
using (Framebuffer framebuffer = TestUtility.CreateFramebuffer(window.Context))
using (ShaderProgram sp = Device.CreateShaderProgram(ShaderSources.PassThroughVertexShader(), ShaderSources.PassThroughFragmentShader()))
using (VertexArray va = window.Context.CreateVertexArray(mesh, sp.VertexAttributes, BufferHint.StaticDraw))
{
window.Context.Framebuffer = framebuffer;
window.Context.Clear(new ClearState());
window.Context.Draw(PrimitiveType.Triangles, new DrawState(TestUtility.CreateRenderStateWithoutDepthTest(), sp, va), new SceneState());
TestUtility.ValidateColor(framebuffer.ColorAttachments[0], 255, 0, 0);
}
}