glsl

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Not working OpenGL ES shader, call glLinkProgram every frame?

I\'m trying to make transparent object in OpenGL ES 2.0. It\'s a live wallpaper, I\'m using GLWallpaperService as a base class for this. I\'m setting up OpenGL in this way:[详细]

2023-03-07 07:54 分类：问答
OpenGL ES 2.0 transparency using alpha testing in shader

I\'m trying to make transparent object in OpenGL ES 2.0. I\'m setting up GL w/ following params: GLES20.glEnable(GLES20.GL_DEPTH_TEST);[详细]

2023-03-05 19:31 分类：问答
determinate miplevel with fwidth

What exactly does the GLSL function fwidth(p) do? I know that it is implemented开发者_运维问答 as:[详细]

2023-03-03 22:57 分类：问答
Bundle Shader source with application?

I\'ve just wondering how to bundle my GLSL shader sour开发者_JS百科ce files (for OpenGL ES(iOs)/OpenGL with GLUT (Mac/Windows)) with my application. As pure text files, they would be easily changeable[详细]

2023-03-03 07:30 分类：问答
Writing a texture from a frag shader?

So, I read in a texture into my fragment shader.I can output to \"display开发者_StackOverflow中文版\"; but how do I output/write to another texture?Basically what I want to do is:[详细]

2023-03-02 20:46 分类：问答
GLSL: vertex shader to fragment shader without varing

How to transfer data from vertex shader to fragment shader without changes? I need to say to the vertex p开发者_运维知识库ixels that they have this color. This color I can obtain only in the vertex sh[详细]

2023-03-02 18:19 分类：问答
WebGL - is there an alternative to embedding shaders in HTML?

The popular way of using GLSL shaders in WebGL seems to be to embed them in the main html file. The vertex and fragments shaders are embedded in tags like:[详细]

2023-03-02 11:27 分类：问答
Sample texture in GL_POINTS shaders

I have a shader that draws particles with solid colors. I would like to enable the shader to sample an FBO texture so that each particle can act upon the color \"behind\" it. Seems like it should be p[详细]

2023-03-02 08:05 分类：问答
GLSL: Which is more optimal? Ping-ponging with loops on the CPU or loops in the fragment shader?

I have a fragment shader which is doing a for loop with the number of passes passed in as a uniform int variabl开发者_运维百科e.[详细]

2023-03-01 22:15 分类：问答
Accessing Multiple FBO Textures in GLSL to create another texture

I created 4 textures and attach them to FBO, named fbo_texture0 - fbo_texture3. All of them are successfully created, as given by the following screenshot:[详细]

2023-03-01 12:41 分类：问答