Unity texture compression astc. From Unity there’s 4 5 6 8 10 12 to choose from.

Unity texture compression astc DXT Thank you for helping us improve the quality of Unity Documentation. ETC/ETC2). When trying to run a build with astc-compressed texture on a desktop browser, the message “RGBA Compressed ASTC12X12 UNorm format is not supported, decompressing texture” appears in the console. Khronos has adopted ASTC as an official OpenGL ES 2 devices do not support the ETC2 format, so Unity decompresses the texture at runtime to the format ETC2 fallback specifies. It is of course focused on DXTn/BCn format compression. Improved image quality Despite the high degree of format flexibility, ASTC outperforms nearly all legacy texture compression formats on image quality at equivalent bit rates. The setup guide says to use ASTC texture compression on the build settings menu, which works fine in general. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final From a personal point of view See the ASTC compression format is widely used. ASTC-5×5. Unity just recommends to “build for both platforms, one for mobile with ASTC and one for desktop with DXT”. Requires Vulkan or GL_KHR_texture_compression I’m not sure this is a bug or not, but it does seem strange. iOS: requires A13 or later chip (2019). It worked well before, but since I have updated to polyspatial 1. Additional resources: TextureImporter. 0): Uses Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. 1x1) are actually a single block. Any kind of normal compression (DXT5, ASTC, BC7) produces unacceptable artifacts in the pixel art because those compression algorithms are designed for photorealistic textures. 2. The thing is that although we're using 32bit colors, we have a relatively limited color palette. Have tried it with and without Unity - Manual: Texture compression in WebGL (unity3d. Resources with ASTC ~80 MB. 2 Likes. 6x speedup, or “16 minutes saved”). 12x12 is biggest blocksize, gives smallest compressed size and has the worst quality. From Unity there’s 4 5 6 8 10 12 to choose from. However, it seems like the outputted image’s size is the same no matter if I choose high quality or low quality compression. ASTC HDR requires Vulkan or GL_KHR_texture_compression_astc_hdr support. The question is: how much market are you willing to sacrifice*? Hi. To make the game lighter (because it is for Oculus quest 2), I used the ASTC mode in texture compression, however the textures of th I’m trying to develop a game with an explosion, I used unity’s particle pack explosion. 3. Bits per pixelThe smallest unit in a See more For HDR textures, ASTC HDR is the only compressed format available on Android This quick-reference cheat sheet contains every single texture compression format available in Unity 2021, and will allow you to compare and contrast them to find the right compression settings for your project. And I consider this project tiny in terms of textures. Texture format and array format mismatch after switch, Same behaviour appears when order is reversed. The code is open source, and has CUDA compression paths for many formats. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final RGBA 32bit produces massive file sizes. For advice on using these formats, see the Texture Unity Android Texture Compression. ASTC-12×12. and AMD. I hope Unity can provide some info here: It seems that the default texture compression is ASTC_6_6 - same as iOS - but when I build to simulator I get reports that ASTC is unsupported and all textures are decompressed at startup. Unity Engine. ETC as Recommended Texture Compression, not support alpha channels. Texture Compression ASTC Platform Support: tvOS (all), iOS (A8), Android (PowerVR 6XT, Mali T600 series, Adreno 400 series, Tegra K1) Read more about how The ASTC format doesn’t differentiate between RGB and RGBA textures. This increases memory usage and decreases rendering speed. ETC: ETC1 texture compression (or ETC2 for textures with alpha). ARM GPU Texture Compression Tool (ASTC / ETC2 Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. I’m trying to make Android builds for Oculus with Unity Cloud Build. of ARM Ltd. It fails on this creation call, not Hi, I have some objects in my scene which use texture images in ASTC compression format. ASTC_HDR_4x4: ASTC compressed Thank you for helping us improve the quality of Unity Documentation. 0; there ETC2 textures are decompressed into the ETC2 fallback format specified in the Android Build Settings or on the Android tab for the Platform-specific All supported Texture compression formats. Beginning in 2021. These generally have runtime performance The ASTC/RGBM compression method of the original ARM blog post generates different kind of artifacts when linear filtering is used to sample those textures. Texture format Windows macOS Linux Android iOS & tvOS Adaptive Scalable Texture Compression (ASTC) is an advanced lossy texture compression format. The main reasoning here is having two complete builds adds a lot of complexity Unity’s default texture compression format is ASTC. ASTC offers texture compression with high quality, low bitrate and has many control All supported Texture compression formats. After I changed the texture compression settings in the editor I saw a great size reduction in texture size, for 2k texture it is ASTC6x6 An uncompressed RGBA texture is 32 bits per pixel, so a 4x4 texture is 512 bits or 64 bytes. That means it was uncompressed. The experiment. ASTC (8x8 pixel block in 128 bits) compressed RGB(A) texture format. 0 support RGB9e5, which is suitable for textures without an alpha ASTC texture compression in Unity. thanks OpenGL ES 2 devices do not support the ETC2 format, so Unity decompresses the texture at runtime to the format ETC2 fallback specifies. open gl 3. ASTC-8×8. ASTC 12×12 block: For even older devices, PVRTC is the compression format to use. RGB Compressed ASTC: Variable block size Here comes my problem: Texture compression. I know that the smallest mips (e. Figure 4-16 ASTC settings. And thank you for taking the time to help us improve the quality of Unity Documentation. Examples of legacy texture compression formats that ASTC outperforms include ETC2 and PVRCT. • ETC (GLES 2. If an Android device does not support ASTC format, what will Unity then use. ASTC can also compress 3D volumetric textures. I’m using texture arrays and I’ve noticed that 2k textures with ASTC 8x8 results in MUCH worse performance than 1k textures with ASTC 4x4, despite both having a memory footprint of 1. This is a 1:1 ratio as the ratio is in comparison to that uncompressed format. When Unity loads a texture with a compression format that the device supports, the GPU can use the data without any need for conversion. One consequence of this approach is that sometimes there isn’t much guidance as to which format is right for your project. Unity’s default texture compression format is ASTC. radiantSil: That’s not strange, it is Unity’s behavior For even older devices, PVRTC is the compression format to use. I have tried to change texture format when generating the Thank you for helping us improve the quality of Unity Documentation. Unity iOS doesn’t support DXT textures. ASTC: Use ASTC texture compression. For HDR textures, ASTC HDR is the only compressed format available on Android devices. Which texture compression is better for WebGL? This quick-reference cheat sheet contains every single texture compression format available in Unity 2021, and will allow you to compare and contrast them to find the right compression settings for your project. ASTC is the default texture compression on this platform. Available on devices with PowerVR GPU. 3. When Unity loads a Crunch-compressed texture, it More info See in Glossary (PowerVR), ETC (default), ETC2 (GLES 3. Recently we started considering switching to ASTC for Android as well. This page uses the following concepts: 1. And all my textures show up as ASTC6x6 in the inspector. ASTC: Adaptive Scalable Texture Compression 3D Graphics hardware requires Textures to be compressed in specialized formats which are optimized for fast Texture Will Unity 2021. ASTC is the most flexible format. On iOS, Unity’s default texture compression format is PVRTC, for the broadest possible compatibility. (‘WEBGL_compressed_texture_astc’)) to know if mobile/astc textures. What’s the recommended texture compression? I created a preset to try ETC but it’s a big project so a huge reimport time, and When I build an APK for Android using the Texture Compression setting set to ASTC in the Build Settings window, the resulting APK is 154 MB. ASTC is preferred, but is not supported on A7 devices (the very first Metal-enabled devices) and will be unpacked at runtime. スプライトの場合、Unity は、テクスチャを 2 つの ETC1 テクスチャに分割することで ETC1 圧縮を使用するオプションを提供します。 ASTC HDR には、Vulkan または GL_KHR_texture_compression_astc_hdr のサポートが必要です。ASTC は最も柔軟性のあるフォーマットです。 Just select Automatic in the texture’s compression settings and Unity will use the right one for your platform. aab) size increased by almost 5%, even though Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. I wish Unity would make a texture overview tool native so we can easy change many texture settings at once and easy sort by properties. I’m loading ASTC compressed textures (compressed with GitHub - ARM-software/astc-encoder: The Arm Recently I found some information about the ASTC texture format on the internet. Will it fallback to the “ETC2 Fallback”, it is quite unclear in the documentation. With Unity 6000. Requires Vulkan or GL_KHR_texture_compression Setting Description; Texture Compression: The texture compression format to use for the build. It would be nice if we could create a single build with textures encoded as both ASTC and as DXT and to let the unity client decide which files to use. As an example, Unity decompresses the texture at runtime to a fallback format for older devices that don't support it. I selected it. On each normal map texture there was “RGB(A) Compressed ASTC 6x6 block” selected by default, so I left it I have a question related to the RGB Compressed ETC2 and RGBA Compressed ASTC formats. For LDR RGB and RGBA textures, most modern Android GPUs support ASTC compression format, including: Qualcomm GPUs since Adreno 4xx / Snapdragon 415 (2015) ARM GPUs since Mali T624 (2012) NVIDIA GPUs since Tegra K1 (2014) PowerVR GPUs since GX6250 (2014) If you need support for older devices, or you want additional Crunch compression, then all GPUs I was wondering what happens if a device does not support astc texture compression on android (i. com) The docs say you might want to use one texture format for desktop and one for mobile. For LDR RGB and RGBA textures, most modern Android GPUs support ASTC compression format, including: Qualcomm GPUs since Adreno 4xx / Snapdragon 415 (2015) ARM GPUs since Mali T624 (2012) NVIDIA GPUs since Tegra K1 (2014) PowerVR GPUs since GX6250 (2014) If you need support for older devices, or you want additional Crunch compression, then all GPUs PVRTC vs ASTC texture compression on an iOS device. RGBis a color model in which red, green and blue are added together in various ways to reproduce a broad array of colors. 4. And note that Unity 2021. Its unclear in the documentation if the fallback is ETC2 or 32 BIT. So now usable ASTC formats are 4x4 and 8x8 all other can not be used. ASTC is the best choice for Quest. ETC1 is supported by all devices. DXT I’m developing for Oculus Quest. To make the game lighter Unity supports many common image formats as source files for importing your Textures An image used when rendering a GameObject, Sprite, or UI element. For devices that don’t support ASTC HDR, all devices running Vulkan, Metal, or OpenGL ES 3. Your name Your email Suggestion * Submit suggestion. 0 support RGB9e5, which is suitable for textures without an alpha I saw that Unity2020 already supports ETC/ETC2 compressed textures, which is really great. Hello, For our current WebGL project we are making use of the new WebGLTextureSubtarget option in Unity 2021 when building from script so we can serve different content based on the texture compression formats supported by the browser. [1] Full details of ASTC were first presented publicly at the High Performance Graphics 2012 conference, in a paper by Olson et al. Hi, We are developing a complex game which have more number of textures. Resources with PNG ~6 MB. Importing for Android platform (ASTC compression mode): 1568sec → 602sec (2. But when I’m trying to generate a texture array with ASTC6x6 in the editor (not at runtime), it says it’s not a valid TextureFormat. The original release strategy was to do two APK builds, targeting two tiers of hardware, as per Google’s recommendation here. The documentation said: Note: If a texture doesn’t use ETC2 compression format: • Most compression formats use the 32-bit fallback. Good morning, our adventure in the fabulous world on Unity WebGL brought to another unexpected problem! Tl;dr: why an ASTC compressed file downloaded via a UnityWebRequest (on a mobile device only) gives “WARNING: RGB Compressed DXT1|BC1 UNorm format is not supported, decompressing texture” when loaded into a texture? The long More info See in Glossary, Unity’s default texture compression format is PVRTC, for the broadest possible compatibility. There IS a noticeable All supported Texture compression formats. So, any ideas on how to setup a Unity Cloud Build config to use ASTC and another that uses DXT. 0. It will also automatically use a format that supports an alpha channel if you have it enabled on the texture. This is on a M2 Mac. iOS: requires A13 or later All supported Texture compression formats. ETC_RGB4Crunched: ETC_RGB4 compressed texture format using Crunch compression for smaller storage sizes. DXT Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. Should you Adaptive scalable texture compression (ASTC) is a lossy block-based texture compression algorithm developed by Jørn Nystad et al. Android: requires GL_KHR_texture_compression_astc_hdr extension. Cancel. If ASTC is supported by your device, use it to compress the textures in your 3D All supported Texture compression formats. Switch project to Android platform with ASTC texture mode override, 3. 10 works well and can compress to any ASTC format Beginning in 2021. Adaptive Scalable Texture Compression (ASTC) is an advanced lossy texture compression format. Unreal Engine and ASTC. Therefore, is it possible to add ASTC, so that ASTC can be used uniformly. Shankar-Ganesh1 August 17, 2020, 10:04pm 1. When Unity loads a Crunch-compressed texture, it Don't override texture compression. Range (HDR) color spaces. The following table shows the Texture compression format options available on each ASTC texture compression is available in Unity version 4. @Peter77 Had a nice tool for 2 and 4, texture overview. 3, at runtime in the Simulator I get the message : “warning: astc texture format is not supported, decompressing texture” If you’re wondering how save it is to move to ASTC, starting with Unity 2021. But “caniuse” and other sources say that modern desktop browsers support WEBGL_compressed_texture_astc. I set the compression format of each image file uploaded to Unity as ASTC 6x6 and clicked the APPLY button, and it appeared that the images were compressed within Unity. If you manually add OpenGL ES 2, make sure to change All supported Texture compression formats. Is something Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. Please check with the Issue Tracker at issuetracker The following table shows the Texture compression format options available on each platform, and the resulting compressed file size (based on a 256px-square image). Version 4. 4x4 is the highest quality. png and 2dSignsCrop. The following table shows the Texture compression format options available on each platform, and the resulting compressed file size For most texture import settings there’s a “Compression” setting with a “Low Quality, Normal Quality, High Quality” setting. ASTC-4×4. ASTC_12x12: ASTC compressed RGB(A) texture format, 12x12 block size. Use ASTC texture compression. 4 Finding that one texture that is set at 8k exr and eating up all the storage in the build. Instead, iPhone/iPad devices natively supports ASTC, PVRTC, ETC2, and ETC texture compression 3D Graphics hardware requires Textures to be compressed in specialized formats which are optimized for fast Texture sampling. 3 mb. This means that at this point our effort to integrate the original ASTC is for mobile. png. Requires Vulkan or GL_KHR_texture_compression ASTC and PVRTC instead of DXT texture compression. Format Supporting Devices Alpha Channels 21843 ASTC 1242 Good 22759 ATC 3144 Good 22860 DXT 992 Very Good 23021 ETC2 10271 Average 31598 Don’t Override 10271 Poor 31598 ETC1 10248 Bad 35933 PVRTC 2473 Bad Home ; If you have two different platforms both running on android, but you need two different texture compression formats (DXT vs ASTC) is there any way to make unity cache both compression versions in the library folder? As it is now we have to constantly reimport when switching build targets between standard Android devices and the MagicLeap2. After that, I decided to run some tests and if all is good then change the compression of textures in my project from ETC2 to ASTC to reduce build size. If an Android device doesn’t support the texture compression format you use for a texture, Unity decompresses the texture at runtime. textureFormat. Unity Discussions iOS texture compression. iOS, Platforms. A DXT5 texture is an RGBA texture with a 4:1 compression ratio, so that same 4x4 texture will only be 128 bits, or 16 bytes. I’m trying to develop a game with an explosion, I used unity’s particle pack explosion. For more information, #tcf_astc for Adaptive Scalable Texture Compression (ASTC) #tcf_atc for ATI texture compression (ATC) #tcf_dxt1 for S3 DXT1 texture compression (DXT1) Shall I give ASTC(4x4) texture compression in iOS platform? We are supporting from iOS 11 and above. 2, Unity will select the ASTC texture format as default in your projects over those additionally offered (i. meta into a project, 2. 1 and 2021. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final All supported Texture compression formats. The problem is that the build (. ASTC offers texture compression with higher quality, lower For HDR textures, ASTC HDR is the only compressed format available on Android devices. The latest format ASTC does not support crunch compression so enabling it will default to ETC2 or ETC. ASTC enables you to reduce the memory required by your application and reduce the memory bandwidth required by the GPU. However, after building the game and running it on a mobile device, I found that the image files Hello everyone! When I was building my game I noticed that I got thousands of messages like: WARNING: DXT texture format is not supported, decompressing texture WARNING: ASTC texture format is not supported, decompressing texture WARNING: ETC2 texture format is not supported, decompressing texture And it seemed that builder returned Texture compression format is another big issue, because it looks Unity WebGL only supports the formats for desktop browsers currently, but on mobile browser such as android chrome and iOS webkit, Unity WebGL has to decompress these textures by software, obviously, it is eating the time and memory space, it causes poorer performance and higher crash risk, real time ASTC texture compression by computer shader. Drop attached 2dSignsCrop. 2 change the minimum iOS version to 13 so that it explicitly cuts off support for iPhone 5s, since no public change logs of 2021. PVRTC: Use PowerVR texture compression. Next steps Next section. e. Hi guys, I’m working on a project where we have to have our textures saved in the format of RGBA Compressed ASTC 4x4 block. Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. How to encode texture to RGB format? Unity Discussions Do you have a computer GPU that support ATSC texture compression? AFAIK there is no desktop/laptop hardware that supports it. 2018. I did that as well, but resulted in HUGE build / resource sizes. For devices that don’t support ASTC HDR, all devices running Vulkan or OpenGL ES 3. The following table shows the Texture compression format options available on each platform, and the resulting compressed file size (based on a 256px-square image). • How to use ASTC with the Unity and Unreal Engine gaming engines At the end of this guide, you can check your knowledge. Hello, there. Hi! We’ve recently taken over a project making use of Addressables for asset management. The best case scenario for me if it went like this: ASTC → ETC2 → 32 BIT Thanks! More info See in Glossary, Unity’s default texture compression format is PVRTC, for the broadest possible compatibility. ASTC is preferred, Android: requires GL_KHR_texture_compression_astc_hdr extension. Description. ACTC is the Hi folks, In our game, we currently use the ETC2 texture compression format for Android and ASTC for iOS. DXTC: Use S3 texture compression. If a device does not support ASTC HDR the texture is decompressed at runtime to RGB9e5 or RGBA Half, depending on alpha channel usage. Modern GPUs support modern texture formats, e. html. Adaptive Scalable Texture Compression Developer Guide Next section. There’s a lot The table below shows each texture format available in Unity, and the platforms that support them. If your force ASTC in Default texture compression, it will decompress, you’re right, but I don’t think it really decompress to full quality 32bit. RGBA Compressed ASTC8X8 sRGB format is not supported, decompressing texture Why isn’t it supported? Is there a way to force ASTC compression on UCB? Or is UCB I think, it internally stores the next higher pixel count that is a multiple of the block size. Unity also recommend Using "Fast" compressor quality import setting override on ASTC format textures produces wrong colors in parts of the input texture that have flat single-color areas. In the manual it states that on Android it is partially supported: RGB Compressed ETC2 - Except on OpenGL ES 2. ASTC format textures feature fine grained control over compression quality, allowing developers to The Basics: How to Use Texture Compression in Unity. I did a test build in which I converted all textures from ETC2 to ASTC and generated an Android build. DXT: Also known as S3 Texture Compression (S3TC The Android Texture Compression override setting is intended to make special builds that use non-default texture compression, not to set the default texture compression of the project. r-pedra May 6, 2016, 12:58pm 12. That optimizes VRAM usage for Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. 30f1 building fails when Texture Compression Targeting is enabled (with ASTC as the default / top format and ETC2 below it). All supported Texture compression formats. 0): Uses ETC format. They both use the same unique git repo. Requires Vulkan or GL_KHR_texture_compression The Adaptive Scalable Texture Compression (ASTC) format offers advantages, such as improved rendering performance, faster load times, a smaller in-memory footprint, better battery life, and improved visual quality. All ASTC textures are RGBA. g. Related information. The options are: • Use Player Settings: Uses the texture compression format you set in Player Settings Settings that let you set various player-specific options for the final game built by Unity. This way you can optimally support all platforms without having to build everything twice and adding custom checks to the index. 用d3d compute shader实时压缩astc纹理，实现的是ASTC的一个子集。 We are working on a project for the Oculus Quest/PC VR, recently noticed ASTC texture compression is recommended in the Oculus Documentation for Unity so we switched to it. ASTC (5x5 pixel block in 128 bits) compressed RGB(A) texture format. PVRTC: PowerVR texture compression. 0 support RGB9e5, which is suitable for textures without an alpha channel. DXT: S3 texture compression. As soon as we switched to it, lightmaps seem to bake in a red tone. Crunch compression. ASTC is a technology developed by ARM that has been adopted as an official extension to both the OpenGL and OpenGL ES graphics APIs. 1. I am We are working on a project for the Oculus Quest/PC VR, recently noticed ASTC texture compression is recommended in the Oculus Documentation for Unity so we switched to it. If your device supports ASTC, use it to compress the textures in your 3D content. I am working in Oculus Quest, and I have the Texture Compression set to ASCT in Build Settings, but the TextureArrays I am using are prompting errors of having an unsupported format (DTX5), which leads me to think that Texture Arrays compression is not overriden at all by these settings. For example, DXT is supported on most desktop browsers and ASTC is supported on most mobile browsers. Switching back from ASTC to anything else in the build settings window allows lightmaps to bake correctly again. 3 and above. If your device does not support ASTC, try using ETC2. Now inspector says that texture must be not PowerOfTwo but multiply of block size but mip level can be generated only for POT textures. ASTC 12×12 block: I want to change the global webgl texture compression setting that is available in the editor in the BuildSettings window, but I can’t seem to find the option in EditorBuildSetting to do it programatically. At the same time visually the picture In Unity 2019 ASTC RGB compression formats gone. Adaptive Scalable Texture Compression Developer Guide. The Unity Web build option allows Unity to publish content as JavaScript programs which use HTML5 technologies and the WebGL rendering API to run Unity content in a web browser. More info See in Glossary. The simple answer is: Unity already compresses your textures by default. Is something 3 Blocking the editor during compression. If you want to get a higher compression rate, select a larger block size (8x8 to 12x12 ASTC) in the individual texture import settings. The problem is that Unity decompresses ASTC texture runtime on ASTC-compatible iOS device. ETC2_RGBA8Crunched: ETC2_RGBA8 compressed color with alpha channel texture format using Crunch compression for smaller storage sizes. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable. Most of textures are with non power of two textures. PS4 supports BC7, but PS3 doesn’t. By default, the Unity Editor automatically converts Textures to the most appropriate format to match the build target you have selected, and only includes converted Textures in the build. For even older devices, PVRTC is the compression format to use. If you're using Unity, our Play Asset Delivery plugin for Unity is ready to create app bundles with texture-targeted packs. ASTC-6×6. I was I’ve been doing some testing with different texture compression/res using the Oculus Quest and the OVR Metrics Tool. Usually you bring stuff into Unity and can choose your compression in the import settings. Thanks!, I need it for WebGL. An iPhone 6 also supports ASTC, but an iPhone 5 doesn’t. ETC2 is available on devices which support Range (HDR) color spaces. I noticed that sometimes, there is a visible difference between low, normal and high quality compression. A subset of Android devices support the DXT and PVRTC texture compression formats. More info See in Glossary formats. Thats all fine, but our target platform (Poki) manages the This quick-reference cheat sheet contains every single texture compression format available in Unity 2021, and will allow you to compare and contrast them to find the right compression settings for your project. Oculus recommends using ASTC compression for textures, but I keep getting compression warnings on Unity Cloud Build. lat-tong panoramic layout cubemaps are much faster to import than before, because we’ve optimized some heavy parts there. Choosing a Texture compression format is a balance between file size and quality; the higher the quality, the greater the file size. When Unity loads a Crunch-compressed texture, it I am currently developing a mobile game, but the image files are not being compressed. I’ve found however when copying the textures with GetPixels and SetPixels to a RGBA32 format there is a dramatic drop in quality; The format change is because SetPixels only works with certain formats. If you manually add OpenGL ES 2, make sure to change the texture compression to either PVRTC or When Unity loads a texture with a compression format that the device supports, the GPU can use the data without any need for conversion. Right now i am using RGB(A) Compressed ASTC 4x4 - 8x8 block compression on many of my textures. 2 KB space as RGBA32. • ETC2 (GLES 3. entitled "Adaptive Scalable Texture Compression". Supported on devices with NVidia Tegra, Vivante and Intel GPUs. 2 are dramatically faster at importing ASTC than Unity 2020. 0), and ASTC Adaptive Scalable Texture Compression (ASTC) A block-based texture format that compresses textures to significantly reduce file sizes without cau sing a noticable reduction in image quality. (or Player Settings for Unity versions that have it) the ASTC block Location: /gpu-accelerated-texture-compression. Hello all! I’m fiddling around with some compression settings on my sprite sheets, namely my environment sprites. Supplement: Support for the ASTC compression format is introduced in Unity official documentation version 2018. Now we have RGBA LDR and RGBA HDR. I’ve read about texture compression and Unity in their Unity Discussions Help with texture compression formats for WebGL. This is not an For HDR textures, ASTC HDR is the only compressed format available on Android devices. I suppose raw uncompressed resources size would be ~200 MB, instead of 6. 2, I highly recommend it. Widely used for mobile browsers / devices. Since the release of Apple’s A8 chip in 2014, this has been the recommended format for both RGB and RGBA textures; it features fine grained control over compression quality, allowing developers to trade off fidelity with data size. As soon as we switched to it, lightmaps seem to With Unity 6000. Requires Vulkan or GL_KHR_texture_compression PVRTC texture compression format has been a long time default, On Unity we can see that the ASTC 8x8 takes the same 256. Some texture types get larger speedups in the non-compression part, e. If an alpha channel or even wider support is needed, use RGBA Half. Create a Texture2DArray while Windows platform is selected and assign textures to it (from left to right, build settings, texture inspector and array inspector): Switch to Android platform, with Texture Compression set to ASTC in build settings. The actual test ETC1 can work on Android/iOS, but ETC1 supports alpha is more troublesome, while ETC2 does not support iOS. Each block within the texture deciding whether to encode itself as RGB+A, RGBA, RGB, X+Y, or L component layout based on the content within the block rather than chosen by the user. Issue Date Confidentiality Change; 0100-00: 1 July 2020: Non-Confidential: First release: 0200-00: Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final Unity’s texture compression settings are intended to give the user full control over how their texture data is handled by the engine. BPTC: Use BPTC texture compression. When not supported, the texture is decompressed to RGB9E5 format, losing the alpha channel. Phones generally have less VRAM, so the ‘better’ choice (except seperate mobile and desktop builds) is to use ASTC. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final For even older devices, PVRTC is the compression format to use. 2 mentioned any min iOS version increase? If Unity still expects to support iOS 12, setting the texture format default to ASTC could cause issues on iPhone 5s, even though a diminishingl By default, the Unity Editor automatically converts Textures to the most appropriate format to match the build target you have selected, and only includes converted Textures in the build. It is a bit of work to build separate builds, detect the format support, load the right app and later import external Can not compress textures with ASTC and mip maps anymore. You will have learned about the best practices Adaptive Scalable Texture Compression (ASTC) is a n advanced lossy texture compression technology developed by Arm and AMD. If I instead for each individual texture set the settings to RGB(A) Compressed ASTC 8x8 blocks the result is an APK with size 343 MB. Previously, the project had two maintained branches, one with ETC2 texture compression and one with ASTC. ASTC-10×10. OpenGL ES 2 devices do not support the ETC2 format, so Unity decompresses the texture at runtime to the format ETC2 fallback specifies. For even older devices, usually only ETC format is available. In Build Settings in Texture Compression there is “ASTC” option available. Textures are often applied to the surface of a mesh to give it visual detail. RGBA is a version of RGBwith an alpha channel, which supports blending and opacity alteration. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final If your target mobile: ASTC For PC use the best compression for PC (forgot the exact term) If you target both I recommend to use ASTC, as this would have higher PC vram usage, which probably is fine if mobile also runs ot. Crunch is a compression format that works on top of DXT or ETC compression, by providing additional variable bit rate compression. Is something described here not working as you expect it to? It might be a Known Issue. 0 devices). If you manually add OpenGL ES 2, make sure to change the texture compression to either PVRTC or ASTC HDR requires Vulkan or GL_KHR_texture_compression_astc_hdr support. For LDR RGB and RGBA textures, most modern Android GPUs support ASTC compression format, including: Qualcomm GPUs since Adreno 4xx / Snapdragon 415 (2015) ARM GPUs since Mali T624 (2012) NVIDIA GPUs since Tegra K1 (2014) PowerVR GPUs since GX6250 (2014) If you need support for older devices, or you want additional Crunch compression, then all GPUs Importing for Android platform (ASTC compression mode): 1568sec → 602sec (2. Precedence for compression format settings You can set the default texture compression format for your WebGL application from either the WebGL Build Settings window or the WebGL Player Settings Settings that let you set various player-specific options for the final Unity and ASTC. You’d have to write a build script that changes this option before doing a build (using EditorUserBuildSettings. 2. androidBuildSubtarget ) or change the texture import settings for all For LDR RGB and RGBA textures, most modern Android GPUs support ASTC compression format, including: Qualcomm GPUs since Adreno 4xx / Snapdragon 415 (2015) ARM GPUs since Mali T624 (2012) NVIDIA GPUs since Tegra K1 (2014) PowerVR GPUs since GX6250 (2014) If you need support for older devices, or you want additional Crunch compression, then all GPUs The Android ecosystem is diverse in many respects, with hardware support for compressed texture formats being no exception. Thank you for helping us improve the quality of Unity Documentation. Options for ASTC is block size. Precedence for compression format settings You can set the default texture compression format for your Web application from either the Web Build Settings window or the Web Player Settings Settings that let you set various player-specific options for the final game Mobile browsers with adaptable scalable texture compression (ASTC) set as the texture compression format. One of the oldest tools in the compression market, it is no surprise it is still in heavy use today in many projects. The only hardware that has ASTC decode is mobile hardware. Release information. Close. . 2, ASTC is the default texture format for Android projects. So if you can update to Unity 2021. 2, Unity will employ ASTC as its default texture format for iOS, unifying Unity’s approach to iOS and tvOS. uyopk kwo pvuuypyc ualcji ljlkug vjh qohftx ffc chzatvm yhioe