Update

res/shaders/font.frag

@@ -0,0 +1,12 @@
+#version 330
+
+in vec4 color;
+in vec2 out_coord_texture;
+uniform sampler2D myTexture;
+
+
+out vec4 frag_color;
+
+void main(){
+	frag_color = color * texture2D(myTexture,out_coord_texture);
+}

res/shaders/font.vert

@@ -0,0 +1,15 @@
+#version 330
+layout (location = 0) in vec3 in_position;
+layout (location = 1) in vec4 in_color;
+layout (location = 2) in vec2 in_coord_texture;
+
+uniform mat4 projection;
+
+out vec4 color;
+out vec2 out_coord_texture;
+
+void main(){
+	color = in_color;
+	out_coord_texture = in_coord_texture;
+	gl_Position = projection * vec4(in_position,1.0f);
+}