shader

  1. A

    Shaders Importing shadertoy to project is giving weird results

    I'm trying to import a shadertoy shader into my project, I've followed a tutorial to troubleshoot compile errors and pass the right uniforms but for some reason the shader is only producing one value for the "noise" it's creating. What's supposed to happen is it sets up noise at different color...
  2. B

    Shaders How would I go about making a Image Distortion shader?

    How would I go about creating a shader that shows a raindrop texture and distorts the view around them? I don't know enough about shaders to be able to create this type of shader effect. What I am trying to make is in this video of Metro Exodus where there is a raindrop texture in the top left...
  3. S

    Cloud shader problems

    Hi, I'm trying to translate a cloud shader from shader toy to GML and as a relative newbie to shaders I'm struggling. The original is here... My code so far is resulting in the sprite simply flickering from the sky blue to slight variations of the sky blue. I have set the texture to a noise...
  4. G

    Shader_offset_help

    Hi, I am trying to implement a 3D fog of war shader (i have been struggling with this for a while). I have tried to build one from scratch as well as implement on I got off the market place and each time, I have run into a similar problem. I am able to create the proper effect, however the the...
  5. Divinik

    Shaders Only draw part of sprite that isn't blocked by a wall?

    I have a cone of vision for my enemies, and I want it so that the part of the cone that is through a wall doesn't get drawn, and maybe also have a line drawn where it is colliding. Something like this: https://drive.google.com/file/d/1sYwbd0rosreMgZuA9t8khvZcK9nfsyTm/view?usp=sharing Any ideas...
  6. S

    Help with port Perlin Noise Shader form ShaderToy

    Hi! I want make cool noise effect which will combined with dynamic light. I found this GLSL shader: https://www.shadertoy.com/view/XsX3zB And trying to adapt it into GMS2 shader. The rewrite part of fragment shader looks like this: // // Simple passthrough fragment shader // varying vec2...
  7. F

    Problem with shader

    Hi guys. I have written a shader from one of tutorials I have seen which creates grayscale. When I apply it onto a sprite with a transparent background, it correctly becomes black and white but I get a black background behind it. any one can help? this is the shader: varying vec2...
  8. S

    Shaders (SOLVED)(compile) Packing Error

    I keep getting an error saying it can't pack a variable in a shader I've written, the shader worked fine until I updated it today to add more colors. Does anyone have experience debugging packing errors? Vertex shader Fragment shader
  9. M

    Asset - Shaders Sin City Shader FX for GameMaker Studio 2

    Hello! I wanted to quick share this little shader I've put in the Marketplace This shader will replicate the Sin City trademark aesthetic, with the black & white ultra contrasted color, and then red! It's extremely easy to use, just pass the parameters in shader_sincity_start_extended() and...
  10. William Garrison

    Design Pixel Vignette Shader?

    Okay so I have been following this game for a while now "Into the Dim". Really neat design so kudos first of all to its developer. But what I want to figure out is how could I achieve something like this in GMS2? What I want to do is have a vignette sort of follow the player or camera and slowly...
  11. X

    Distortion shader works on Mac but not on Windows

    Hi, I need some help on a shader I've got working on Mac but on Windows the result is just white. The shader is a simple distortion shader. In the game code Draw End event I'm doing something like this: shader_set(sh_water); shader_set_uniform_f(u_time, current_time/600)...
  12. E

    Glimmer Effect above Sprite

    So I'm currently working on a game where some objects are mineable and others aren't. I want those that can be mined to stick out a little bit but not to destroy the atmosphere. So here is an example, I want the object with this sprite: to look like this: I manually animated this one...
  13. S

    Shaders Having trouble applying Vignette shader and distortion on screen

    Sorry folks, I`m still a rookie on Game Maker and despite of watching some tutorials I couldn`t apply a distortion shader with a vignette shader on the whole game screen. I`ve created two shaders: One named "sh_underwater" and the other named "shd_vignette_noise"...
  14. JeanSwamp

    Lightning Modifying Tiles/Objects

    Hello guys! I'm curious about lightning systems as there are multiple ways to do it. I'm currently drawing a black rectangle on top and substracting with blendmodes for that, which I think is the common and easy way. But this creates a very smooth lightning that doesn't work very good on not...
  15. jobjorgos

    Legacy GM how to create surface only in the area of view[0]?

    I have a shader for all my rooms of the size below: nightCycleSurf = surface_create(8192, 8192); But it causes lag, so how can I make the surface to be just the size of view[0] (which is variable of size and position in the room)? I just copied all the shader data from a youtube tutorial so I...
  16. B

    Color shader fills in font backgrounds

    I recently purchased a gameboy color shader from the marketplace, it works absolutely fantastic, but when I try to draw text to the screen I get a strange effect. The background of the font gets colored in instead of the actual letters. Pictures and code below. After shader: Before shader...
  17. Ido-f

    Mac OSX Different result for a shader in mac

    Hi, Running the same shader for the plane sprite from windows and mac, windows gets the intended results: But running it from my macbook air 2017 this image is being produced: (again, this is regarding the plane sprite, the background difference is unrelated) The shader is being compiled and...
  18. Papa Doge

    GML [SOLVED] Seeking advice on how to improve tile targeting/highlighting system

    I'm working on a top-down game that's a combination of tower defense and farming sim. In this game, there are different actions the player can do like shoot a gun, plow the ground, water the ground, plant seeds, and place sentries (aka turrets). The system I'm using to accomplish all this now...
  19. B

    Graphics Celeste-like lighting engine!

    GM Version: GMS2 Target Platform: ALL Download: N/A Links: https://github.com/bilouw/Gamemaker-Lighting-Engine Summary: Hi, Here a little Lighting Engine that i made on GMS 2. It's not very impressive, but it can make a good job. It is based on the Mike Dailly tutorial for shadow projection...
  20. E

    Legacy GM How to change the variables in shader from event code?

    Hello, guys. I have a small shader that makes the sprite go fully white. I just want to this whiteness disappears in time. I'm very new at shaders, so I have no idea how all this works. My shaders Vertex code is default, but the Fragment code looks like this: varying vec2 v_vTexcoord; varying...
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