Unity render to texture without camera

Unity render to texture without camera. Since you need to render more than the canvas itself this might not work for you perfectly. The other possible solution is to access the camera image on CPU . Render textures are textures that can be rendered to. 2) Main camera adding the second cam as a "stack". To use them, first create a new Render Texture and designate one of your Cameras to render into it. Create a new Camera using GameObject > Create General > Camera. A Camera A component which creates an image of a particular viewpoint in your scene. Overriding the Camera matrix without a camera is easy. offscreenCamera. EDIT 2: Replicated the issue in a brand new Unity 2022. To use this framework you need to assign a Material to the Custom Render Texture asset. To use a Render Texture, create a new Render Texture using Assets > Create > Render Texture and assign it to Target Texture in your Camera Feb 27, 2023 · Currently fiddling with: 1) Second camera set to overlay, cull mask to only show the object to render on UI, and the UI layer. May 2, 2015 · var finalTexture = new Texture2D ( renderTexture. But later (according to Frame Debugger) camera does another rendering for the Forward Pass that cause huge performance hit, because there is a lot of extra draw calls. But this is where I failed This technique can be implemented simply by specifying a Render Texture to the Camera's Target Texture property. I have put Phyllo's camera view into a render texture. Now you can place the UI wherever you want and render with a camera as much as you need. Remove Audio Listener component. Jun 25, 2013 · HDRP don't support camera stacking. Applying the Render Texture to an Object. Render To Texture Without Camera. We are working on a prototype to allow to compose multiple camera or stack them. See in Glossary can generate a depth, depth+normals, or motion vector texture. Then you can use the Render Texture in a Material just like a regular Texture. Camera C - Depth Value of 2 //This will render last. panelTexture = new RenderTexture ((int) imageSize. targetTexture ), this will make a camera render into a Aug 11, 2016 · In the old render system, I Create a camera, parent with the model, "Clear Flags"=Solid Color, "Background"=0,0,0,0,0, "Culling Mask"=Default, and set the camera to see only what you want, this allow me to see the character without background (well with black, and later apply a mask to remove) In this case the "Clear Flags" do the trick. The camera will send OnPreCull, OnPreRender and OnPostRender to any scripts attached, and render any eventual image filters. Feb 22, 2021 · I created a render texture and attached it to my camera. One piece you might be missing is manually calling Render on the camera. (shader on material is a fragmenshader) now i'm wondering why? Sumaccamus, Jun 1, 2015. The example includes the shader that performs the GPU side of the rendering. That is a very weird limitation. But also don't use OnRenderImage. Create a new 3D cube using GameObject > 3D Object > Cube. We've been using this package for a long time now and are wondering if it could be possible to use only one Camera in our scene without having to duplicate it to feed the WebRTC. Jul 20, 2016 · This works to some extent, however where things fail is transparency, the material at index 1 must have a transparent background, so that you can still see the base model material at index 0 behind it. targetTexture = curveSelectTargetTexture; /* Offscreen rendering was done here (removed from this code snippet) */. I also want to attach a custom shader to render the depth values instead of Sep 10, 2019 · The background of the minimap itself shall be transparent to eventually make it look like a holographic projection into the heads up display. Click on GameObject from the tab at the top of the screen and select 3D Object→Plane. Basically, render textures are images rendered by a specific camera. In scene mode, it looks good, but in-game mode, it looks bad. The camera should not be the one rendering to screen, but a second one attached to a moving vehicle. A very quick way to make a live arena-camera in your game: Create a new Render Texture asset using Assets->Create->Render Texture. Drag the Render Texture onto the cube to create a Material that uses the render texture. You could then loop through each canvas disabling the last one and enabling the one to be This is used for real-time reflections into cubemap render textures. . My advice is to create separate cameras for the render textures and for the gameplay. Render Texture inspector changed in Unity 2017. Nov 15, 2013 · Two simple methods to get a texture of the camera view. You can do that with ReadPixels. supguys and tektonspace like this. Destination render texture. Copies source texture into destination render texture with a shader. Blit (texture, targetRenderTexture). On device, it just renders black. Nov 16, 2018 · Hi, I was trying to make a camera that renders things with a custom (low) resolution to help a friend with their project. Clearly that's not what I want, so I changed the code to this: Code (CSharp): var mesh = target. ExecuteCommandBuffer. ReadPixels to read the pixels from RenderTexture into the new Texture2D. A Render Texture is a type of Texture that Unity creates and updates at run time. (2) If the camera's FOV changes, the quad stays the same size, thus breaking the "overlay". Putting a Render Texture on a GameObject is incredibly easy (at least easier than I thought it would be)! No coding required! It only gets a little more comp Feb 4, 2018 · Unity uses the depth texture to do this to skip having to render all of the objects into the motion vector texture. Question 1 I am sure I made the “infinite” mirror effect with the camera rendering the quad progressively as it is in range before but right now it shows up Render Texture inspector changed in Unity 2017. This allows you to set up multi-pass rendering The process of drawing graphics to the screen (or to a render texture). but if you add a material to the drawtexture-function the rendertexture is black with some "junk pixels". i faced the same problem. Each robot has 3x cameras attached, one main RGB camera and a stereo camera pair. The camera will then render into that texture. A custom Renderer Feature calls a custom Render Pass. However in URP that doesn’t seem to work anymore. Dec 27, 2014 · My game currently uses three cameras. I want to just draw some objects to a texture at any time and have that function return a If a Mesh contains more Materials than sub-Meshes, Unity renders the last sub-Mesh with each of the remaining Materials, one on top of the next. Then I want this 1 layer to be rendered to a render texture. material, this will produce green texture. width, renderTexture. ReadPixels Apr 8, 2005 · To add light to this, it appears that setting `camera. you can easily render the ui into a render texture by changing the Render Mode of the canvas to "Screen Space - Camera". It helped but it really slows down my game. Usually cameras render directly to screen, but for some effects it is useful to make a camera render into a texture. 8 in Unity 2019. It can be quite expensive though, especially if all six cubemap faces are rendered each frame. The camera will not send OnPreCull, OnPreRender or Create a new 3D cube using GameObject > 3D Object > Cube. Here my script, which make 2d chart on canvas in camera prefab, render it to texture and encode it to PNG. However, based on some users' feedback, we have improved in v1. The camera is looking at the cube and rendering a texture. GitHub Gist: instantly share code, notes, and snippets. you can use the on render xxx callback to find out when the camera would render, assign the render texture, call Camera Render and then unassign it again. May 30, 2017 · 2 Answers. 2f1 URP + Android application. You should call it right after the texture Dec 24, 2013 · 1,094. 0f6 Feb 18, 2013 · Our friend the manual says: When rendering into a texture, the camera always renders into the whole texture; effectively rect and pixelRect are ignored. #3. e we manage correctly the clear of depth / color. One is a top down orthographic camera, looking at the player which is what I use to create the mini map. I created a RenderTexture and assigned t to the rawimage Texture. To use a Render Texture, create a new Render Texture using Assets > Create > Render Texture and assign it to Target Texture in your Camera Oct 14, 2021 · Hi, So I'm struggling to figure out how to render some meshes to a render texture immediately in URP. com/courseultimateoverview. Set the RenderTexture's Clear Flags to "Depth Only", so that the background color will not be taken into account. Jan 25, 2024 · The only way I know of to do something like this is essentially to use a displacement map: a reasonable dense fixed geometry grid that samples the depth texture (which you should be able to render in Unity as an RGBAHalf texture) and uses it to deform the vertices in a shader graph. Enter Play Mode, and observe that the cube’s texture is updated in real-time based on the new Camera’s output. All I want is a RGB render texture, not a RGBA. I created a material and set the render texture as the surface input base map. There are plenty of effects that would take advantage of rendering into only a portion of a render texture, and it's hard to imagine there's much (or any) more Feb 28, 2017 · Passing arCameraBackground. Apr 12, 2015 · Im trying to use the camera depth texture inside another shader and thats why im trying to Blit the camera depth into a rendertexture via OnRenderImage. This is done by creating a RenderTexture object and setting it as targetTexture on the camera. If the replacementTag argument is not in use, pass an empty string as the value. Looking at the unity tutorials for the custom pass volume, it seems like it's used to do a pass on objects in the scene, or read the color buffer etc. can I just make that camera render into a render texture and use that as the source in graphics. y, 24, RenderTextureFormat. If you need to maintain your aspect ratio for a camera you're dumping to a texture, you can do this: Code (CSharp): float cachedCameraAspect = camera. Enable Alpha Clipping in the material of the 3D object, and set the Alpha to the desired value. Nov 29, 2019 · Is there a way to get the render texture atached to a camera with post processing? I need to export the camera view to a proyector using a render texture but the render texture has no bloom effect. you can also skip the additional render and hook May 2, 2014 · Hello all, releasing render texture that is set as Camera. If you have two cameras with the May 18, 2009 · The DrawMesh command expectes a submesh index and a pass index, meaning if no pass index is supplied, it will draw all passes. Nov 10, 2021 · I have a hololens app made in unity using the URP. Then in the shader you use the vertex UV as position, which will flatter on the screen, but still have the world position transformed by the matrix and passed to the fragment as varying. how do I get to render then solid background of my camera as transparent? (Using the Built In Renderer it’s as simple as Camera > Background > Solid Background > Black with Alpha to 0. The current Pixel Perfect Camera script says it doesn't work with camera stacks, which is unfortunate. alexandre-fiset, Aug 18, 2022. faceMask is a bitfield indicating which cubemap faces should be rendered Feb 12, 2015 · The old Pixel Perfect Camera seemed to work fine with the old camera system - at the very least the Upscale Render Texture part worked which was good for correctly pixelating rotations, particle effects and UI. Posts: 2. Blit ()` to apply a shader to the rendered texture. This works fine apart from the fact even though I can play the game and see the desired effect, at the same time Unity (2018. Apr 5, 2008 · 22. They can be used to implement image based rendering effects, dynamic shadows, projectors, reflections or surveillance cameras. I put the texture on an object, and the quality is really low, also the resolution. The Render Pass blits the Opaque Texture to the the Camera color target for the current renderer. Everything works smoothly. Be sure to disable the camera component so it doesn't render automatically. Jul 12, 2014 · Dec 10, 2017. Unity version: 2021. For example: Camera A - Depth Value of 0 //This will render first. Jul 10, 2015 · here is a part of my texture material: and is is a part of the rendered image: as you can see, the colors are altered: before take the shot, I change the light with this code: Code (CSharp): RenderSettings. A lot of stacks and low FPS, when I set it to the Mar 2, 2022 · The application still crashes after about 20 seconds, same settings as above. One is the main player view / main camera which is a 3rd person camera. Install Oculus Integration and applied recommended settings. Rendered texture applied as Albedo texture for material of the plane. 3 2021. is, in fact, disabled, meaning it shouldn't be visible in the camera, consequently invisible in the RT. It should only need one, all UI's having the same layer of the only layer the camera renders. But it will need some constraints: - You will need to set your HDRP asset "Color Buffer Format" to use "R16G16B16A16". Finally, Call Texture2D. Posts: 12,321. See Rendering with Replaced Shaders page for details. theANMATOR2b said: ↑. ARGB32); Oct 7, 2013 · I'm working on a simulation project where we're simulating multiple robots in a scene. public class SnapshotController : MonoBehaviour { [Tooltip("If you want to capture a specific camera drag it here, otherwise the MainCamera will be used")] [SerializeField] private Camera _camera; [Tooltip("If you have a specific RenderTexture for the snapshot drag it here, otherwise one will be generated on runtime Dec 13, 2019 · My controller can take a camera image in the form of a byte array (byte []), so what I need is to write the pixel values from the Unity camera image to the byte array. You don’t need to use the depth texture since you presumably already are rendering all of the objects to the motion vector texture. subMeshCount; ++ i) Apr 5, 2008 · 26,601. Oct 23, 2014 · It's just math. Flawlessly in editor and white image in build. Then you can see that if I change the size of the window in Unity, the texture Sep 1, 2023 · They should, yes. Should camera rendering be forced into a RenderTexture. Hello. copytexture. Texture2D tex = new Texture2D(512, 512, TextureFormat. AsyncGPUReadback ()` to copy this second texture into the CPU to make it accessible by a script. At the moment, we're attaching a RenderTexture to the camera so the camera can render to it. 1A cool technique to know is how to blend two cameras' outputs. You just have to create a new asset using Create > Render Texture and then assign it to your camera. Aug 19, 2018 · It is working fine for Android but for iOS the screen turns black as soon as a renderTexture is assigned to the AR camera. In this video, I show how using a render texture and a renderer fea I have two thoughts: I can either make the quad with the camera footage super small and parent it to the camera (1) or somehow literally combine these two textures into a single one, and stream that. aspect; Jul 5, 2012 · this caused the texture to just be a black square which is not a good starting point for videos with an alpha. We’ve had some success with this approach internally. Aug 10, 2016 · I made a scene with a camera, and a second rear facing camera rendering to a CRT (Custom render texture) IT has a shader/material assigned to it to re colorize it purple. The only problem i have is, that its not called once in the HDRenderPipeline project. If you’re using Unity Pro, assign a RenderTexture target to the camera: Unity - Manual: Render Texture. defaultReflectionMode = UnityEngine. Aug 16, 2012 · @Branxord You need to copy the texture back from GPU to the CPU side of the things. Today I discovered that with HDRP the minimap camera doesn't seem to write the alpha values from the clear/background color into the render texture. Sure. We have however patched HDRP in 7. 0b4) you will be able to have the alpha in the render texture assigned to your camera. Feb 10, 2011 · It just doesnt work, i have 2 cameras in scene 1 main and 1 for render texture which is ortographic and looking down to the scene from above. It will use the camera's clear flags, target texture and all other settings. as you do the assign, unassign and rendering manually its all up to you on the frames on which you update the render texture. Apply (); to apply the changed pixels. Here is what I am trying and working fine for Android but not for iOS. I believe the "correct" way to do image effects for mobile is to have your main camera render to a render texture, then have a dummy camera that is set to render basically nothing but a quad with that render texture. I looked around and found that the most efficient way to do that is to render to a RenderTexture by setting the Target Texture attribute in a camera object's inspector interface and then change the size of that texture to reflect the desired internal resolution. AmbientMode It will use the camera's clear flags, target texture and all other settings. RGB24, false); // ReadPixels looks at the active RenderTexture. We cull everything but the subject with the second camera and output it to a RenderTexture which we place in front of the first camera (using a Screen Space - Camera UI canvas) so that the two layers Jul 14, 2020 · Here's what I tried just now: - Modify my portal shader to accept two textures, left and right, in single stereo mode. I set the camera background type as uninitialized. Setting one is super simple. I need that the render texture get the camera data after the post-processing I'm using URP 7. 2. Hello there. This can be useful if you have no image effects but want to use command buffers to act on the current rendering target. (or a camera not set up to respect it) This is what has worked for me to resolve it: I made a random image in blender with an alpha layer. #8. The Player Camera is set to skybox and everything. If you don't apply a texture when you have set the pixels, it won't get stored/saved. - Modify my portal script to disable the single camera and create two cameras and two render textures in stereo mode. Code (CSharp): Texture2D cameraTexture = new Texture2D ( (int) width, (int) height, TextureFormat. The output is a new texture. Jan 8, 2013 · What I'm trying to do is to get custom shadow map by rendering orthographic camera depth to a texture, and camera renders this depth map without problem. Set RTT camera clear flags to 'Solid Color' and background to any color with alpha 0 (bright green in my example). Shader. I imagine this would be expensive (performance-wise Apr 23, 2021 · Now there's also a "main" scene, call it UI_v15. 4) Add the second camera to the UI canvas Render Camera field. Hi everyone, I’m having some trouble in URP and can’t find any infos on this anywhere. To make use of this feature, create a camera and disable it. The output is either drawn to the screen or captured as a texture. 3. 3) UI Canvas set to Screen Space - Camera. Aug 25, 2020 · 691. We need to process the camera frames for SLAM. This is necessary because visionOS builds in run in batch mode, and cameras are not rendered every frame as in the usual Unity run loop. In the built-in pipeline you can build a command buffer and call Graphics. Im using a RenderTexture to display my 3d models into the GUI, but as the base texture of some models has some alpha information, they become semi-transparent (or at least some parts of my models) in the GUI because the RenderTexture store this alpha information. RGB24, false); Feb 15, 2023 · Solution: Set the RenderTexture's Color Format to ARGB32. // The following line transfers the data from the RenderTexture to the Texture2D. Set HDR to off. But if the UI is in camera space, another camera will not render it even it's in the corresponding layer. The Custom Render Textures feature provides a scripting and Shader framework to help with complicated configuration like varying update frequency, partial or multi-pass updates. Mar 28, 2015 · 1. Cameras and depth textures. then I have that CRT also applied in a material, that I try to display on a Ui-Image ( as a rear view mirror type effect) and also, slapped it onto a rotating cube in front of Jun 19, 2013 · I have a Player Camera and I want to show the Camera over a RawImage RenderTexture. You're better off using the OnRenderImage. If not, use the Texture2D ReadPixels method to copy the game view to a texture: Unity - Scripting API: Texture2D. So the plane works like a TV, showing us an image from the camera. php👍 Learn how to make BETTER games FASTER by using all the Un If you have more than one camera, all you need to do is set the depth value of each camera in ascending order for which they will draw. The RawImage is a child of a new Camera set to the Solid Color black and culling mask set to nothing. When targetTexture is null, camera renders to screen. Sep 22, 2021 · 333. The camera’s image is now reflected in the Render Texture. Screenshots : Player Camera : Feb 24, 2015 · 9,324. More info. In URP 13, they contain format, resolution and other variables for some strange reason. This is a minimalistic G-buffer texture that can be used for post-processing Create a new 3D cube using GameObject > 3D Object > Cube. 1 (will be available with Unity 2019. targetTexture` to a render texture was automatically changing the aspect ratio of the camera under the hood. The shader samples the color buffer Mar 19, 2012 · An alternative would be to assume the opaque black background on the pause menu design, but that's not ideal. By default, the main camera in Unity renders its view to the screen. I then created a plane, dragged the material onto it, and Mar 17, 2024 · Description. active = rTex; Feb 27, 2013 · Both VCams have priority 1, yet both brains show no active camera. The render pass uses the command buffer to draw a full screen mesh for both eyes. May 15, 2019 · I suspect rendering a camera to the main display's frame buffer only during the game logic loop isn't something Unity handles well. Aug 26, 2015 · curveSelectTargetTexture. The next step is to create an object to which we will apply the Render Texture. I then placed one quad in the view of the cameras with the material holding the Render Texture as its color texture. I've tried to modify how the RenderTexture is created to be transparent, by changing the camera culling and clear flags with a transparent Jul 28, 2021 · Event function that Unity calls after a Camera has finished rendering, that allows you to modify the Camera's final image. You would need a render texture for each canvas, you might be able to reuse one render texture but I'm not sure on that one . height, textureFormat, false); /*First test, confirming that the marked quad' mesh renderer. Create new Texture2D, use RenderTexture. Jul 29, 2017 · In these screenshots, there are 3 objects - cube, plane, and camera. Ability to apply any GPU format to Render Textures added in Unity 2019. Both Vcams have Status : Standby. Setting this reference will disable this Camera’s capability to render to the screen. Camera B - Depth Value of 1 //This will render second. (A simple square with no color) and then imported it into unity. The console shows "false", meaning it's. Even if the warning didn't display, and the camera rendered after the frame buffer clear (like if you call Render () from the VR camera's OnPreCull), Unity would probably still clear the frame buffer every update. KyryloKuzyk, Mar 15, 2021. I added a second camera of render type base and set the output texture to a custom render texture. Mario8664, Apr 18, 2019. If set to true camera rendering will always happen into a RenderTexture instead of direct into the backbuffer. Oct 19, 2010 · It's possible _CameraDepthTexture has a long suffix, similar to the camera color texture and screen space shadow texture. material is required for Android. Heres an even weirder thing, if i set Vcam A priority to 26 or higher only then does VCam A become live status. So I’d run the function several times per frame to capture several pixels and access their colors. The Render Texture is then used by a shader to clip any pixels that share screenspace within the black portion Mar 20, 2024 · I have a simple setup with the Main Camera and another Camera (identical to main) but it renders to a Render Texture. Don't use a grab pass. Aug 2, 2018 · Unity Technologies. Sep 17, 2019 · Now with HDRP 7. But Aug 7, 2014 · (Just trying to render a texture from a temporary camera and save it to a file, something that used to work with camera. If you have two cameras in the same spot - one render texture and the main - you can accomplish this. Nov 10, 2010 · A Unity ID allows you to buy and/or subscribe to Unity products and services, shop in the Asset Store and participate in the Unity community. Oct 21, 2016 · Here is a solution that I found for my case: 1) Render the scene using your main camera (A). Create(); // Set camera to render to our target texture. Render() with the classic render pipeline) edit: Got it working after discovering the editor coroutines package, and using a coroutine to just wait a frame for the camera to render itself Apr 14, 2021 · ️ Works in 2020. 8f1 - latest LTS at the moment. However, in URP, doing this results in pink materials. 1. I'm not aiming to do split screen like the other thread - only send the Vcam B to render texture. GetSharedMesh(); for (int i = 0; i < mesh. No need to pass arCameraBackground. So I want the main camera to render everything except 1 layer (which a vfx gameobject is set to). To bake a shader into a texture, basically you will have to set a screen at the correct (square) size, generally power of two. The actual clear color (RGB) is written but not the Mar 26, 2021 · Select the New Render Texture. yes, there is instructions for that in the render texture page: Example. Apply(). 0 so it could support the stacking of camera within a set of constrain (i. When you create a render texture in code, for example: Code (csharp): // Create a render texture. Render Textures are set up as demonstrated above. Jan 5, 2012 · One camera that draws either black or red to a Render Texture (RTCamera), using a replacement shader and SetTargetBuffers (). This way we would render the floating object offset on the right. Jul 8, 2015 · I'm messing around with a low-res, aliased, look for my game by using a low res (256 x 256) render texture. Dec 7, 2012 · Dec 7, 2012. Log in Create a Unity ID Home Oct 9, 2018 · So let’s say I have a camera that only renders the layers from which I want to sample some pixel colors. Oct 17, 2023 · Use `Graphics. We are using VR headsets and if we use our main Camera, as soon as the streaming is enabled the image will be stuck in place in the headset Get the FULL course here at 80% OFF!! 🌍 https://unitycodemonkey. AnyPortrait uses Unity's basic rendering component, Mesh Renderer, so this technique can usually be applied without any problems. This is used for taking precise control of render order. There is a plain object which is looking at my main camera so i can see what the outcome of the depth rendering. This will render the camera. Assign the newly created render texture to Target Texture. In this case, they apparently don't want culling and are only rendering the depths of a few spheres. code on the video player object: Feb 19, 2015 · Create a new camera (I'll call it RTT camera). This camera is looking at a different area of the game, but mimicks the motion / movement of the Main Camera. In UI_v15, I have a Cube GameObject, i want to assign Phyllo's render texture to the cube, so that when the aforementioned button is pressed, the Cube can display the camera view from Phyllo. In our testing, we use the following script to do this: using UnityEngine; Render the camera with shader replacement. Added a Camera and Render Texture to the scene, built, and got the exact same issue. Offscreen render with generated camera works flawlessly in editor, but not in build. Assign the Render Texture to the Target Texture of the new Camera. Then call Render on it. When you want a RenderTexture rendered from above with only Depth for example, you need a camera mainly for the culling results. This was a breaking change in URP 13. One typical usage of render textures is setting them as the "target texture" property of a Camera ( Camera. Code (csharp): Sep 16, 2020 · If you want to have like a snapshot function you could do it like this. More info See in Glossary that will contain the output of the Camera view. The shader takes the depth info from the input texture and computes the 3D points. ambientMode = UnityEngine. Use `Rendering. Custom Render Textures require a compatible Material. Custom; RenderSettings. 2) In OnRenderImage of camera A (where you will apply your post FX), call Render () on the second camera (B) which is set to render to a render texture. Chris-Trueman said: ↑. public RenderTexture replacement; void OnRenderImage(RenderTexture src, RenderTexture dest) // To overwrite the entire screen. We then output our second camera (subject) with its own post processing onto a render texture which we then place in front of the first camera. This is how Render Texture Inspector looks like. Scene just consists various cubes and spheres so theres something to render. May 2, 2020 · 8. - You can't use half-res transparency. The Camera's position, clear flags and clipping plane distances will be used to render into cubemap faces. 0 about problems that occur in special Mar 15, 2013 · Sorry - I'm being a bit dim with this. 2f1) shows me a message saying "No cameras rendering". Then the final camera is the canvas camera, which displays a render texture / raw image which projects the top down camera. RenderTexture. But you can also set it to "World Space". In URP 12, the texture names were constant without random suffixes. - For iOS: Graphics. The ideal scenario would be to have a way to render an object / a camera on top of everything including ui. So I tried to increase the size of the texture. MaxWitsch said: ↑. Looks like the post above is almost correct? Only thing I can see missing is the texture. I created a new default 3D project (no hd render stuff) and there the OnRenderImage method is called as always. Rendering. targetTexture is a problem that has popped up for many people with no solution. DefaultReflectionMode. Make sure the background of the UI layer is fully opaque. x, (int) imageSize. Jun 1, 2015 · it's possible to draw a rendertexture without a camera using drawtexture. gu ff wa xb eh kh tj la yc ho