The ‘Source Dimensions’ of your DTM source data are shown in the ‘Information’ section. ], Eye Adaption provides additional realism in game, but is a bit of a pain when working with large landscapes in the Unreal Editor – continually adjusting brightness as you navigate the scene. While this new change streamlines adjusting the resolution of your VR project across all of the VR platforms UE4 supports, it will, unfortunately, break backward compatibility with all previous UE4 VR projects. Since each supported HMD has a slightly different panel resolution and distortion function, settings for r.ScreenPercentage would need to vary device by device. Q. Cheers, Wes Select the ‘Landscape’ mode, then select ‘Paint’. When making this change, keep in mind that defaulted vr.PixelDensity=1 specifies a resolution that is larger than 4.18's r.ScreenPercentage=100, so make sure to do extensive performance testing. Q. This is the setting I used in Unity as well. So if i choose 4k resolution on my 1080p screen it will look better, though not 4k of course. To an extent possibly But it may actually help since a GTX 1080 is designed for 1440p and above resolutions anyway. For the floor and walls, we usually want orange or even red lightmaps density. This will give us better quality shadows. The first thing we need to do is create a new project: Add the Procedural Landscape Ecosystem plugin to the project. Open the Static Mesh Editor, opened by double-clicking your static mesh on an object or through the content browser. Here’s how this will affect your VR projects and what you can do to fix any performance regressions that this change will cause when upgrading to 4.19. This will increase your light build times significantly. How many computers can I activate TerraForm on? Q. How many times can I activate TerraForm? In the ‘Activate TerraForm’ window, type a reference in ‘Activated By’ (this is used to help you figure out which computers/people are using your ‘Activation Keys’ in ‘My Account’ on can be anything as long as it contains only letters and numbers – no spaces). If you have any problems activating TerraForm, you can get help at: Click the ‘Import DTM as Landscape’ button. The following table shows examples of what the previous r.ScreenPercentage values to run the various HMD at it's ideal resolution would be when converted into the new vr.PixelDensity cvar. On OS X it contains the current display resolution (set by the OS). Lower values will perform faster but will be undersampled (more blurry) while values over 1 will perform slower and will supersample (extra sharp). By changing the Min Lightmap Resolution we can define the space between each UV island (padding). Below are some commonly used formats and sizes for the resolution to use when exporting for various aspect ratios and frame sizes. In the ‘World Outliner’, select ‘Light Source’. Change ), You are commenting using your Google account. At 1080p its sort of a bottleneck. For more information on why we chose this method, see this presentation from VR and AR Technical Director Nick Whiting. Have questions about the change? Q. Q. Can I use TerraForm on my work and my home computers? This will give us better quality shadows. While this was a valid way to control the resolution of your VR project it took some guesswork to figure out which number you needed to use as each HMD required a different Screen Percentage amount. Copy your ‘Activation Key’ (from ‘Activation Keys’ in ‘My Account’ on. Below you will find a few examples of the various ways to make this change in your UE4 projects. Q. The reason for this is because the r.ScreenPercentage cvar was controlling the rendering resolution using a percentage according to the display panel resolution and not the ideal resolution for the HMD. This section’s all about how to use the data we’ve just prepared to create a Landscape in UE4. -h - Forces the engine to start with resolution set to . There are several ways in which we can increase or decrease the lightmap resolution on our models. In previous versions of UE4, the Screen Percentage cvar (r.ScreenPercentage) was used to determine the resolution that the engine should render your VR project at for a given HMD screen. We’re also using some content from the UE4 Market Place to texture and populate the landscape with vegetation, rail and roads: Launch the Unreal Engine (Version 4.24.3) from within the Unreal Browser. Change ), You are commenting using your Twitter account. In here we let the Unreal Engine generate the lightmaps for us. GREEN = Recommended / Right resolution Then in the details panel go to Lighting -> Overridden Light Map Res. Q. At this point we find it easier to fix it to switch it off in the Unreal Editor. Select ‘M_Spring’ in the ‘Landscape Material’ section. Change ), You are commenting using your Facebook account. BLUE = low resolution compared to the object’s size. © 2004-2020, Epic Games, Inc. All rights reserved. Q. Ok thank you. Does the free trial include all features of TerraForm? ( Log Out /  In the ‘Select Template’ window, select the ‘Blank’ template and click ‘Next’. To do this you need to close the project you’ve just created and return to the Unreal Browser. In the scene above, as a demo. How To Set a Custom Resolution Windows 10. Since UE4 doesn’t natively support GIS vector data, we’ve developed an editor plugin to provide this functionality. Arch June 27, 2019 . Open the TerraForm modes panel and activate the plugin (if you haven’t already): Import your DTM as a height map to create a new landscape in UE4: Set the options for the landscape you want to create and apply the landscape material: [NOTE: We’re closely matching the Source Dimensions to the Overall Resolution to retain as much accuracy of the DTM as possible, whilst minimising the resolution of the landscape we create. The cubemap resolution for UE4 I believe is locked at 512, but this should provide adequate reflection. In the ‘Import DTM’ file browser, navigate to the folder you exported your GIS data to and select the DTM. Can I use TerraForm after my subscription has ended? The scene still looks a little dark, so we’ll increase the brightness of the light source: Q. Set the options for the landscape you want to create and apply the landscape material: The ‘Source Dimensions’ of your DTM source data are shown in the ‘Information’ section. In the ‘Select or Create New Project’ section, select ‘Games’ from the ‘New Project Categories’ and click ‘Next’. Changing the resolution to one of the presets is a cinch, but changing it to a setting that isn’t preloaded is a bit of a process. Will I be able to use my TerraForm projects after my subscription has ended? Here I explain two methods of changing the lightmap resolution on multiple objects at the same time. It’s hard to deny that Windows 10 has a wide range of options when it comes to display resolution. Q. In the ‘Save Level As’ window, give your new level a file name and hit ‘Save’. Will the renewal price of my subscription increase? Set Resolution Scale Value in Unreal Engine 4 ( UE4 ) - Duration: 7:29. Do I need a subscription to be able to use a packaged project built with TerraForm? Q. There are many reasons why Windows may not offer you the optimal resolution you need. This view is used to define objects that have a low, medium or high setting for the lightmaps. Do I need a subscription to be able to open a project that has been built using TerraForm? Repeat this for the other layers in Procedural Landscape Ecosystem. Select the Project to add the content to. While this new change streamlines adjusting the resolution of your VR project across all of the VR platforms UE4 supports, it will, unfortunately, break backward compatibility with all previous UE4 VR projects. In the Editor Viewport, click ‘Show’ > ‘Post Processing’, then uncheck the ‘Eye Adaption’ check box. If you wanted to increase the number of pixels to render of your VR project by about 20%, you would input vr.PixelDensity=sqrt(1+0.2). Setting up Lightmaps (14:57) of Masterclass video – UnrealEngine youtube. When in windowed mode, Screen.currentResolution gives you the current display resolution both on Windows and OS X. Can I change the payment method for my subscription? This means we can go past the Green color, in the other post about results and details you can see the difference in shadow and lighting details gained and lost with different settings. This means that while one value would work for one HMD, the same value used on other HMDs would not look as good. Another way to change the lightmap resolutions on your actors in the scene I also show in the Masterclass Summary is changing them individually. Check the box and enter a value. The ‘Project Settings’ window confirms your choices and gives you the opportunity to select, the folder you want to create your project in. Q. ( Log Out /  Another added benefit to using vr.PixelDensity is that you can also easily increase or decrease the resolution of your VR project using values that make logical sense. Fill in your details below or click an icon to log in: You are commenting using your account. Change the ‘Number of Components’ (and if you like the ‘Quads per Section’ and ‘Sections per Component’) so that the ‘Overall Resolution’ of you new landscape approximately matches the ‘Source Dimensions’ of the DTM data. Notice that all the HMDs have their vr.PixelDensity value set to a value of 1, telling each HMD to run at its ideal resolution.

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