istereo2: sdr/text.v.glsl annotate

istereo2

added readme and license

author	John Tsiombikas <nuclear@member.fsf.org>
date	Sat, 31 Oct 2015 05:45:35 +0200
parents
children

rev	line source
nuclear@2	1 attribute vec4 attr_vertex, attr_texcoord, attr_color;
nuclear@2	2
nuclear@2	3 uniform mat4 matrix_modelview, matrix_projection;
nuclear@2	4 uniform float idx;
nuclear@2	5
nuclear@2	6 varying vec4 color;
nuclear@2	7 varying vec3 vpos;
nuclear@2	8 varying vec2 tc;
nuclear@2	9
nuclear@2	10 void main()
nuclear@2	11 {
nuclear@2	12 mat4 mvp = matrix_projection * matrix_modelview;
nuclear@2	13 gl_Position = mvp * attr_vertex;
nuclear@2	14
nuclear@2	15 vpos = (matrix_modelview * attr_vertex).xyz;
nuclear@2	16
nuclear@2	17 float sz = 1.0 / 17.0;
nuclear@2	18 tc = vec2(attr_texcoord.x, (attr_texcoord.y + idx) * sz);
nuclear@2	19
nuclear@2	20 color = attr_color;
nuclear@2	21 }