public void Run()
{
application.RunEvents(); // run this once before checking window
while (!window.IsClosed())
{
device.BeginFrame();
commandList.Start();
commandList.BeginRenderPass(renderPass);
var windowSize = window.GetSize(WindowSizeType.WorkingArea);
commandList.SetViewPort(new ViewPort(new Rect2(0, 0, windowSize.width, windowSize.height)));
commandList.SetRenderState(renderState);
commandList.Draw();
commandList.EndRenderPass();
commandList.Finish();
commandList.Execute();
device.EndFrame();
// update constant buffer
constantBufferObject.offset = (float)Math.Sin(rot);
rot += 0.1f;
constantBuffer.Update(constantBufferObject);
// run application events
application.RunEvents();
}
}
public void Run()
{
application.RunEvents(); // run this once before checking window
while (!window.IsClosed())
{
// get window size and viewport
var windowSize = window.GetSize(WindowSizeType.WorkingArea);
var viewPort = new ViewPort(new Rect2(0, 0, windowSize.width, windowSize.height));
// update camera
camera.position = new Vec3(MathF.Cos(rot), .5f, MathF.Sin(rot)) * 3;
camera.aspect = viewPort.GetAspect();
camera.LookAt(Vec3.zero);
// update constant buffer
if (!constantBuffer.BeginUpdate(device.swapChain))
{
throw new Exception("Failed to update ConstantBuffer");
}
constantBuffer.Update(MathF.Abs(MathF.Cos(rot * .5f)), shaderEffectVar_Constrast);
constantBuffer.Update(camera.matrix, shaderEffectVar_Camera);
constantBuffer.EndUpdate();
rot += 0.01f;
// render frame and present
device.BeginFrame();
commandList.Start(device.swapChain); // RENDER INTO: RenderTexture
commandList.BeginRenderPass(renderTextureTest.renderPass);
commandList.SetViewPort(new ViewPort(0, 0, renderTextureTest.renderTexture.width, renderTextureTest.renderTexture.height));
commandList.SetRenderState(renderTextureTest.renderState);
commandList.Draw();
commandList.EndRenderPass();
commandList.Finish();
commandList.Execute();
// execute compute shader
commandList_Compute.Start(device.swapChain);
commandList_Compute.SetComputeState(computeState);
commandList_Compute.ExecuteComputeShader(renderTextureTest.renderTexture.width / 8, renderTextureTest.renderTexture.height / 8, 1);
commandList_Compute.Finish();
commandList_Compute.Execute();
commandList.Start(device.swapChain); // RENDER INTO: SwapChain
commandList.BeginRenderPass(renderPass);
commandList.SetViewPort(viewPort);
commandList.SetRenderState(renderState);
commandList.Draw();
commandList.EndRenderPass();
commandList.Finish();
commandList.Execute();
// copy render-texture into swap-chain surface
if (renderTextureMSAA.msaaLevel != MSAALevel.Disabled)
{
device.swapChain.ResolveMSAA(renderTextureMSAA);
}
else
{
device.swapChain.CopyTexture(renderTextureMSAA);
}
device.EndFrame();
// run application events
application.RunEvents();
}
}
public override void BeginFrame()
{
activeDevice = devices[activeDeviceIndex];
activeDevice.BeginFrame();
}