message: correct text shader docs
diff: @@ -259,7 +259,7 @@ impl<'a> Canvas<'a> {
  this
  }
  - /// Sets the shader to use when drawing meshes, along with the provided parameters, **bound to bind group 3**.
  + /// Sets the shader to use when drawing meshes, along with the provided parameters, **bound to bind group 3 for non-instanced draws, and 4 for instanced draws**.
  pub fn set_shader_with_params<Uniforms: AsStd430 + 'static>(
  &mut self,
  shader: Shader,
  @@ -279,7 +279,7 @@ impl<'a> Canvas<'a> {
  self.shader = shader;
  }
  - /// Sets the shader to use when drawing meshes, along with the provided parameters, **bound to bind group 3**.
  + /// Sets the shader to use when drawing text, along with the provided parameters, **bound to bind group 3**.
  pub fn set_text_shader_with_params<Uniforms: AsStd430 + 'static>(
  &mut self,
  shader: Shader,
  @@ -293,7 +293,7 @@ impl<'a> Canvas<'a> {
  ));
  }
  - /// Sets the shader to use when drawing meshes.
  + /// Sets the shader to use when drawing text.
  pub fn set_text_shader(&mut self, shader: Shader) {
  self.dirty_pipeline = true;
  self.text_shader = shader;
  @@ -307,10 +307,10 @@ impl<'a> Canvas<'a> {
  });
  }
  - /// Resets the active mesh shader to the default.
  + /// Resets the active text shader to the default.
  pub fn set_default_text_shader(&mut self) {
  self.set_text_shader(Shader {
  - fragment: self.draw_sm.clone(),
  + fragment: self.text_sm.clone(),
  fs_entry: "fs_main".into(),
  });
  }
  