Search Unity

Search Results

Search Again
Page 1 of 2
  1. TechnoCraft
    Post

    Looking for a way to pack 4 bytes of color data into a float in shader lab

    I implemented blur by overlaying shadows by mgear example here. See attached project for more info. Not really what I want but it's a start. [ATTACH]
    Post by: TechnoCraft, Feb 24, 2015 in forum: Shaders
  2. TechnoCraft
    Post

    Looking for a way to pack 4 bytes of color data into a float in shader lab

    I do not mind. Please do post your improvements here. I will look into soft shadows as they are not (really) enabled in Unity free (at least they...
    Post by: TechnoCraft, Feb 23, 2015 in forum: Shaders
  3. TechnoCraft
    Post

    Looking for a way to pack 4 bytes of color data into a float in shader lab

    Added support for dynamic shadows. One directional light to be more precise. See attached project.[ATTACH]
    Post by: TechnoCraft, Feb 23, 2015 in forum: Shaders
  4. TechnoCraft
    Post

    graphics.blit ( src, dest, mat) How to grab the src in the shader?

    Graphics.Blit is mostly used for implementing image effects, and requires Unity Pro. Unity Free does not support anything that involves RenderTexture.
    Post by: TechnoCraft, Feb 20, 2015 in forum: Shaders
  5. TechnoCraft
    Post

    Packing Vertex Data: Running Out of Space?

    Texture data (colors, normalmaps, lightmaps, uv maps) are stored in a normalized form (between 0 and 1) for many reasons. It is hardware friendly...
    Post by: TechnoCraft, Feb 12, 2015 in forum: Shaders
  6. TechnoCraft
    Post

    Help with vertex shader, need to add texture and color

    You can solve this problem by using RenderTexture (Unity Pro) or ComputeBuffer (Unity Free). See example (CustomComputeShader.7z) here. Both use...
    Post by: TechnoCraft, Feb 11, 2015 in forum: Shaders
  7. TechnoCraft
    Post

    use dFdx in glsl 2.0 shader in unity

    Based on attached project you are trying to do dynamic (soft) shadows with directional lights (one light to be more precise). You might want to...
    Post by: TechnoCraft, Feb 10, 2015 in forum: Shaders
  8. TechnoCraft
    Post

    How to "Bake" shading directly into texture?

    See ShadowGun sample level.
    Post by: TechnoCraft, Feb 7, 2015 in forum: General Graphics
  9. TechnoCraft
    Post

    Creating planet Earth for Oculus Rift

    See Proland from scrawkblog.
    Post by: TechnoCraft, Feb 6, 2015 in forum: General Graphics
  10. TechnoCraft
    Post

    Texture format for 2D Android Game

    If you do not need dynamic lights, go for (Mobile/Unlit (Supports Lightmap) standard shader. Textures 32x32 are the smallest size in Unity. As for...
    Post by: TechnoCraft, Feb 6, 2015 in forum: General Graphics
  11. TechnoCraft
    Post

    Looking for a way to pack 4 bytes of color data into a float in shader lab

    Yes, it does everything in one pass. There are limitations and things to consider: - Only point and directional lights. - You can do more lights...
    Post by: TechnoCraft, Feb 6, 2015 in forum: Shaders
  12. TechnoCraft
    Post

    Modifying texture and then getting back

    Thanks for pointing out the difference of dispatch and thread groups. In attached project above (Unity Free), the performance cost of manual data...
    Post by: TechnoCraft, Feb 5, 2015 in forum: Shaders
  13. TechnoCraft
    Post

    Copmute Shader fmod with doubles

    What GPU (graphic card) are you using? Since compute shader is executed on the GPU, the precision of operations is based on GPU compute...
    Post by: TechnoCraft, Feb 5, 2015 in forum: Shaders
  14. TechnoCraft
    Post

    Modifying texture and then getting back

    See attached project (Unity Free 4.61). Features ComputeShader, Texture Computation, GameOfLife (source site) Shader error in...
    Post by: TechnoCraft, Feb 4, 2015 in forum: Shaders
  15. TechnoCraft
    Post

    use dFdx in glsl 2.0 shader in unity

    I attached an example project based on Soft Shadow for Sphere (for details see here). GLSL code works in Unity as long as you recreate the...
    Post by: TechnoCraft, Feb 4, 2015 in forum: Shaders
  16. TechnoCraft
    Post

    Access all lights from fragment shaderq

    See this topic. Attached project stores light data to a texture and then decodes it inside fragment program. Maybe it is possible with Unity Pro....
    Post by: TechnoCraft, Feb 1, 2015 in forum: Shaders
  17. TechnoCraft
    Post

    Copmute Shader fmod with doubles

    Compute shaders run on different part of GPU because they do computation - not rendering. If you need double precision you need at least DX11 GPU....
    Post by: TechnoCraft, Jan 31, 2015 in forum: Shaders
  18. TechnoCraft
    Post

    Modifying texture and then getting back

    You can do it with Compute Shader but you are limited to 1024 threads in Unity Free Edition. And you can not use SetTexture, GetTexture. You can...
    Post by: TechnoCraft, Jan 30, 2015 in forum: Shaders
  19. TechnoCraft
    Post

    use dFdx in glsl 2.0 shader in unity

    Filter mode "Point" means no resize filtering. Without antialising there is no edge smothin. Hard "edges" pixels are what I would expect with this...
    Post by: TechnoCraft, Jan 30, 2015 in forum: Shaders
  20. TechnoCraft
    Post

    Copmute Shader fmod with doubles

    As far as Unity Free Edition goes: The big showstopper with shaders and single or double precision is performance cost in decoding the values...
    Post by: TechnoCraft, Jan 30, 2015 in forum: Shaders
Showing results 1 to 20 of 28 Next >
Search Again
Page 1 of 2