Unity get original texture size Apr 25, 2024 · I mean, this is still not solved. 6 MB. –Eric. For instance, if you wanted 128 texels per meter, then an object 4 meters in size should have a 512x512 texture, an object 8 meters in size should have a 1024x1024 texture, etc. ActualWidth, img. This is for the purpose of the Sprite sheet Atlas packer in Sprite Packer v2. So, we will first focus on reducing the texture size. it is a float4, and xy contains 1 / texel size, z and w contain normal texel size (texel size being pixel number). 2. 2mb (or even lesser with the compression options i havent used yet). For example, I have made a texture png that has a file size of 3KB, but as soon as I import it into Unity and make it True Colour, that file size is now 1. mipStripping is disabled, this returns the width of the Texture at full resolution. Dec 17, 2018 · So when I get sprite from it I get it susseccfully. As documentation says _MainTex_TexelSize contains information about texture size and _MainTex_ST contains information about tiling. So, for example, if Texture resolution is 512x512 texels, the texture is sampled over the range [0-1] in UV space, so each texel is 1/512 x 1/512 in size in UV coordinates. mipStripping is enabled, this returns the width of the Texture at the highest resolution that has not been stripped. But when I try to get texture from Sprite for seting it to Shader I have got big texture (full atlas). I have "Generate mip maps" unchecked for this file in inspector. 218 instead of 256? I see some one has made an editor only solution for Apr 2, 2013 · I’ve found out that Unity modifies image sizes so that their width and height are in the power of two. Get texture size with editor script. After 17 years of using Unity I still have to go over each texture and set it back to its original size. Apr 2, 2013 · I’ve found out that Unity modifies image sizes so that their width and height are in the power of two. 3 MB) Changing the Maximum Texture Size does not affect your Texture Asset, just its resolution in the game. I am in a greyboxing phase of my project and want to be able to use textures with Meter grids on them to aid in correct scaling. does anybody have any techniques, scripts or assets which could help me out with this? it seems like something which should be included in probuilder or something May 7, 2015 · So I’ve not been able to find information on this and I’m very curious about the answer. So if you have a texture that measures 210x210 in Photoshop, when imported into Unity the texture will likely read 256x256 due to NPOT and/or maximum resolution. Thanks! Apr 22, 2014 · I had imported a . 20f1. say you have _MainTex, add a float4 _MainTex_TexelSize before the vert frag programs, and it will automatically fill the variable with the texel size of whichever texture you choose to name it after. Sep 6, 2024 · Hi there. The same guideline can be applied to tiling textures as well. I want each imported texture automatically The term "texel" is short for "texture element" or "texture pixel. Sep 30, 2012 · The original size of the textures are 150x120. When I run this on windows, the NativeArray that data points to is only 4,194,304 elements or 2048x2048 (half original resolution). By default, Unity compresses all Textures when importing. When I run this on webgl mode, he NativeArray that data points to is only 2,097,152 elements or 1024x1024 (quarter original resolution). Whats odd is that a lot of these images that do differ in size in file, seem to have the same size within Unity, only larger. Import any texture bigger than 1x1 3. Bitmap and load the original file but I want to know if it’s possible with only Unity. " It represents a single pixel in the texture. Say I have a texture of 256x256 as an original image size. Go to GameObject->2D Object-> Sprite. It comes in as a Texture2D. Originally I was using this to get the byte size: Profiler. 1. Others are 1024x1024 and Unity decides to import them as 2048x2048! There’s is nothing to blow up or scale down. I can do it with System. How can i get the original size of the texture when loading them this way? SarperS September 30, 2012, 10:56pm Jan 7, 2013 · Hey guys Unity does not provide a documented API for accessing the width and height of a texture asset before any processing has been applied by the texture importer. It counts on how many pixels in total. Load”, and if I after that get the mainTexture. Does Unity try to scale the object up? Is there memory space set aside for a 4096 image even though a 256 image is used? If anyone has insights into this, please let me know. To keep the-same size, you have to do it without a Quad. You can still keep the original size, only if you keep it as separate resource and load it in runtime. So my question are: how can i get "small" texture from sprite to set it to shader? Oct 29, 2019 · I just want to know how to change new Texture2D(512, 512) to real size of this Image. 4: 3011: April 21, 2012 Get the real texture size? Questions & Answers. height, it is the converted height. In the Unity Editor, this returns the width of the Texture at full resolution. You can have hundreds of textures that size before it becomes a memory problem even on decade old desktop GPUs. Aspect ratio was 2. For example: I import a package that contains 8x8 icons and they are blown up to 8K texture format. If you don't want the texture to be forced to power of two sizes, select advanced in the texture type and then you have full control and can keep the original size. 3. Unity Engine. If PlayerSettings. 3MB. problem is, when i scale the object the texture scale with it making the grid size incorrect. While selecting a png image as a texture for a material in Unity, it shows different size (bigger) than the actual file size, why is this so? how can I reduce its effective size to make it perform better without loosing much detail. 7 MB in this example: For base Texture class (Not Texture2D). I changed the Max Size for 1024 to 512 in import settings which lowers it resolution from original to 512 x 188 with size of 94KB. So if I have a 910x400, it will be scale to 1024x512. Select the imported texture 4. Beyond that there are properties such as . 9MB, which is too large than original. Scripting. Jun 16, 2010 · The original source for textures is never touched; Unity would be terrible broken if it worked otherwise. Select your Texture, change the Texture Type to Sptite (2D and UI) 2. Is it possible to somehow get the original image size through code? Eg. Dec 2, 2024 · in shaders, there exists an easy way to find the dimensions of a given texture. Expected results: Excluding the Max Size Property from the Texture Importer Preset the imported texture will not be resized from its original size to 1x1. rect and . So it seems simple. texture. textureRect in the Sprite object itself. 218 instead of 256? I see some one has made an editor only solution for Feb 11, 2016 · Hi Unity Community I am currently loading images at runtime from directories stored in an XML file, and assigning them to RawImage components via the WWW class. While this is working fine, the image is skewed to fit into the new texture size. ActualHeight) Any idea? Additionly is there any way to get original width and height from an Image loaded from a base64String? Oct 12, 2022 · How to get in the code this texture size value as on screenshot (in MB / KB). Drawing. The images to be imported Feb 4, 2015 · I have some texture set to nearest power of 2. I’m currently loading a bunch of images using “Resources. Jun 30, 2017 · Get the size from the internal texture (videoplayer. 2 KB into unity but after importing it shows it size 0. Size in windows explorer (825 kb) and this is same image in Unity texture select window (1. It is often useful to access the original width and height of the Aug 8, 2022 · I wanted to automate setting the max texture size to the lowest size based on the texture size, e. Example, I have 5 PNGs of a grass texture Jul 1, 2015 · I have a texture2D coming in dynamically, and I need to get the size of it. Unity 2020. And in the editor the max size is set to be 4096. To demonstrate texture optimization let’s draw a simple circle in paint and make the background transparent and import it to Unity. Oct 14, 2016 · One way to choose texture sizes is to have a target texel density relative to the size of an object. This is because GPUs use GPU specific texture compression formats that Jun 8, 2015 · Unity Engine. Apr 15, 2021 · That's why you get a bigger size after importing to Unity. width/height) on prepareCompleted; Create a new render texture; Assign render texture to videoplayer and material; It’s not really a neat solution as it involves starting the player, but this is the only time the information is available it seems to me. a 1024x1024 true color will be 4 mb~ where with compression it may go down upto 1. g. Part of that is the property “Pixels Per Unit” which maps those pixels to Unity world units. Shader do not know nothing about actual position on this sheet for cheking is pixel need to colorizing. GetRuntimeMemorySize(img); But this only works within the Editor - I need to to run mainly on iOS. 275:1 is now 2:1 It’s possible to get the real size after the import? I want the original aspect ratio. I know my original on disk textures are not touch. Mar 25, 2024 · 2. png (800 x 294) Size 37. a 1080px texture would be set to 2048 max size, a 1000px texture would be set to 2048px etc. Reducing the texture size. For faster workflow in the Editor, go to Unity < Preferences and untick the checkbox for Compress Assets on Import. Observe it's size. I am wondering how to get an image’s original size or aspect ratio so that I can change the size of the image rect to suit. Maybe this: new Texture2D(img. May 3, 2011 · Hi, You will get the texture width and height given the settings you have for that texture. Jun 14, 2012 · @whydoidiot ’s answer is quite true. All Textures are compressed in the build, regardless of this setting. Apr 8, 2020 · Ignore the size of the texture file you’re exporting, only look at the size of the texture reported by the Unity editor. 0 relying on max texture size for the sizes of the textures in the sprite Oct 4, 2021 · How should i set up the Unity, if i'd like to keep the original size of texture. 4MB for a small circle is not acceptable. as external resource in resource folder etc. I’m talking about the asset texture importred in Unity, why does it default my 2048*2048 texture size to 1024? Feb 19, 2014 · I’ve never understood how Unity manages my imported image sizes. A 2048x2048 RGB texture is only 2. At run time, if PlayerSettings. along with tht the texture settings choosen for the texture matters, true color image will be of more size and the compressed ones would be of less size. Sep 15, 2022 · In most cases the maximum percentage of size will be taken up by the textures. Dec 5, 2021 · How do you find the size/dimensions of a sprite in Unity? You put a texture of a certain number of pixels in and set it for Sprite import. I just need to check how big it is before I commence any hard processing configurations on the texture2D … I don’t want to go Oct 19, 2018 · And i need to get value from 0 to 1 for x axis in frag shader, that means position in local texture coordinates (0 for pixel on the left side of texture and 1 for right side border). gpp rcn vstaedw ckjz qovwfok lzsey clyh dnzio ztmgfp txwxd lvtzj zgxbmkb lafwda tnayx ugpb