public IntPtr GetDepthSwapchainForCamera(VarjoViewCamera.CAMERA_ID cameraId)
{
// Ensure it's created
GetRenderTextureForCamera(cameraId);
return(camDepthSwapchains[(int)cameraId]);
}
/// <summary>
/// Gets a render texture for a camera with correct dimensions and format.
/// Creates a texture if it's not created. VarjoManager takes care of texture destruction.
/// </summary>
/// <param name="cameraId">Camera Id</param>
/// <returns>Render texture</returns>
public RenderTexture GetRenderTextureForCamera(VarjoViewCamera.CAMERA_ID cameraId)
{
Profiler.BeginSample("Varjo.GetRenderTextureForCamera");
if (!VarjoPlugin.SessionValid)
{
Debug.LogError("GetRenderTextureForCamera called without a valid session.");
Profiler.EndSample();
return(null);
}
var texDesc = VarjoPlugin.GetRenderTextureFormat((int)cameraId);
if (texDesc.width <= 0 || texDesc.height <= 0)
{
Debug.Log(string.Format("Invalid texture descriptor: {0}x{1} {2}", texDesc.width, texDesc.height, texDesc.format));
Profiler.EndSample();
return(null);
}
int camIndex = (int)cameraId;
if (camRenderTextures[camIndex] != null)
{
Profiler.EndSample();
return(camRenderTextures[camIndex]);
}
// TODO: framebuffer dimensions can change per frame.
Debug.Log(string.Format("Creating render target: {0}x{1}", texDesc.width, texDesc.height));
RenderTextureDescriptor rtd = new RenderTextureDescriptor()
{
width = texDesc.width,
height = texDesc.height,
colorFormat = ConvertPluginRenderTextureFormat(texDesc.format),
depthBufferBits = 32,
dimension = TextureDimension.Tex2D,
volumeDepth = 1,
msaaSamples = 1, // TODO: get the correct MSAA
sRGB = true,
};
camRenderTextures[camIndex] = new RenderTexture(rtd);
camRenderTextures[camIndex].Create();
// Also create the swapchain
var cfg = new VarjoPlugin.SwapchainConfig()
{
format = VarjoPlugin.varjo_TextureFormat_R8G8B8A8_SRGB,
numberOfTextures = 4,
textureWidth = texDesc.width,
textureHeight = texDesc.height,
arraySize = 1
};
camSwapchains[camIndex] = VarjoPlugin.CreateD3D11Swapchain(cfg);
// And depth swapchain if requested
if (submitDepth)
{
cfg.format = VarjoPlugin.varjo_DepthTextureFormat_D32_FLOAT;
camDepthSwapchains[camIndex] = VarjoPlugin.CreateD3D11Swapchain(cfg);
}
// Hook up the texture directly to the view struct so that we don't have to call GetNativeTexturePtr() every frame
var view = submitLayer.views[camIndex];
view.unityColorTex = camRenderTextures[camIndex].GetNativeTexturePtr();
if (submitDepth)
{
view.unityDepthTex = camRenderTextures[camIndex].GetNativeDepthBufferPtr();
}
submitLayer.views[camIndex] = view;
Profiler.EndSample();
return(camRenderTextures[camIndex]);
}
