AcoSail/triangle-es2-demo
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使用gbm实现opengles在drm上画图
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README.md

使用gpu opengles在drm上画图。

文件列表

Syntax Description
color_test.c 直接刷写fb的像素值
simple-es2.c 使用GBM + pbuffer离屏渲染，并写入文件
triangle-es2.c 使用GBM + surface渲染opengles到屏幕
triangle-es2-x11.c 使用X11 + xwin渲染opengles到屏幕

快捷指令

编译所有程序

make

编译并执行x11测试

make x11

编译并执行gbm测试

make gbm

编译并执行gbm测试,使用1号输出

make gbm-1

程序支持的参数：

Usage: ./build/bin/TriangleEsDemo --conn=[num] -w=[num] -h=[num] --help
Parameters:
        --conn=[num] : choose connector index [num]
        -w=[num] : choose a valid screen can set pixel width [num]
        -w=[num] : choose a valid screen can set pixel height [num]
        --help : show this message

依赖

libgbm-dev, libopengles-dev