Pass { CGPROGRAM // Upgrade NOTE: excluded shader from OpenGL ES 2.0 because it does not contain a surface program or both vertex and fragment programs. #pragma exclude_renderers gles #pragma fragment frag #include "UnityCG.cginc" sampler2D _Mai
一.概述 先看一下Shader类的介绍: /** * Shader is the based class for objects that return horizontal spans of colors during drawing. * A subclass of Shader is installed in a Paint calling paint.setShader(shader). * After that any object (other than a bitmap) that
A Simple OpenGL Shader Example eryar@163.com Abstract. OpenGL Shading Language, the high-level programming language defined to allow application writers to write programs that execute on the programmable processors defined within OpenGL. Informally t
1.首先说一下canvas类: Class Overview The Canvas class holds the "draw" calls. To draw something, you need 4 basic components: A Bitmap to hold the pixels, a Canvas to host the draw calls (writing into the bitmap), a drawing primitive (e.g. Rect, Path,