idk cache I guess

text_rendering/font_vertshader.glsl

@@ -0,0 +1,20 @@
+#version 330 core
+
+// viewsize.x = viewport width in pixels; viewsize.y = viewport height in pixels
+uniform vec2 viewsize;
+
+// both position and and uv are in pixels
+layout(location = 0) in vec2 position;
+layout(location = 1) in vec2 uv;
+
+out vec2 texture_coord;
+
+void main()
+{
+	vec4 pos = vec4(position.x, position.y, 0.0f, 1.0f);
+	vec2 v = viewsize / 2;
+	pos.xy = (pos.xy - v) / v;
+
+	gl_Position = pos;
+	texture_coord = uv / viewsize;
+}