Lua Enum

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When start scripting with Lua one may notice that its functional range is some what reduced to a tiny set of essential basics. One thing I was missing at least is an enum type. But we could implement something very close. Before we start I want to recommend the online demo at lua.org. Just paste your lua code into the lua-shell window and press “run” to see if it works. A very simple enum function could be something like this: Continue reading Lua Enum→

Adreno 320 GPU GLSL shader issues on Android

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It seems that they didn’t spend much time in coding the graphic card drivers for Andreno 320 GPU. In my latest project I encountered a crash on linking some GLSL shader programs. It really took a while to figure out the cause. After a while could break down the shader code to something that looks like: struct _Diffuse_Type { lowp vec4 Color; sampler2D Texture; }; uniform _Diffuse_Type Diffuse; varying vec4 v_vtxColor; varying vec2 v_texcoord0; #ifdef VERTEX uniform mat4 u_modelViewProjection; attribute Continue reading Adreno 320 GPU GLSL shader issues on Android→

Welcome

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I just finished the setup and installed a theme for wordpress that does not burn your eyes. Now it is indeed time to post some interesting cool stuff. But well, I guess I wont. Instead I will post some boring stuff just to test the syntax highlighting tool. But I am going to post some cool stuff later, I promise! Here is a simple GLSL ES2.0 shader: