OpenGLCore/examples/simple/shader.glsl

/* ShaderObject: GL_VERTEX_SHADER */
#version 330
uniform mat4 uModelViewProjMat;
layout(location = 0) in vec3 inPos;
 
void main(void)
{
  gl_Position = vec4(inPos, 1.0);
}

/* ShaderObject: GL_FRAGMENT_SHADER */
#version 330
 
out vec4 outColor; // ausgegebene Farbe
 
void main(void)
{
  outColor = vec4(1.0, 0.0, 0.0, 1.0);
}