text_vs.c

static const char* text_vs = "#version 330 core\n"
"\n"
"layout (location = 0) in vec4 vertex; // <vec2 pos, vec2 tex>\n"
"out vec2 TexCoords;\n"
"\n"
"uniform mat4 projection;\n"
"uniform mat4 model;\n"
"\n"
"void main()\n"
"{\n"
"  gl_Position = projection * vec4(vertex.xy, 0.0, 1.0);\n"
"  TexCoords = vertex.zw;\n"
"}\n"
;