webdash-readme-preview
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Preview your README.md straight from the dashboard
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// vertex shader
in vec2 in_Position;
in vec3 in_Color;
out vec3 ex_Color;
void main(void) {
gl_Position = vec4(in_Position.x, in_Position.y, 0.0, 1.0);
ex_Color = in_Color;
}
// geometry shader
layout(triangles) in;
layout(triangle_strip, max_vertices = 3) out;
void main() {
for(int i = 0; i < gl_in.length(); i++) {
gl_Position = gl_in[i].gl_Position;
EmitVertex();
}
EndPrimitive();
}
// fragment shader
precision highp float;
in vec3 ex_Color;
out vec4 gl_FragColor;
void main(void) {
gl_FragColor = vec4(ex_Color, 1.0);
}