Merge pull request #10628 from skyace65/RemoveShaderMaterial

Remove shader materials page

Author: tetrapod00

tutorials/shaders/img/shader_create.png

@@ -10,7 +10,6 @@ Shaders
    introduction_to_shaders
    shader_reference/index
    your_first_shader/index
-   shader_materials
    visual_shaders
    compute_shaders
    screen-reading_shaders

tutorials/shaders/img/shader_material_convert.png

@@ -53,6 +53,14 @@ you are writing a CanvasItem Shader or a Spatial Shader and it previews the
 output of spatial shaders. So what you are seeing is the output of the default
 Spatial Shader.
 
+.. note::
+  Materials that inherit from the :ref:`class_Material` resource, such as :ref:`class_StandardMaterial3D`
+  and :ref:`class_ParticleProcessMaterial`, can be converted to a :ref:`class_ShaderMaterial`
+  and their existing properties will be converted to an accompanying text shader.
+  To do so, right-click on the material in the FileSystem dock and choose
+  **Convert to ShaderMaterial**. You can also do so by right-clicking on any
+  property holding a reference to the material in the inspector.
+
 Click beside "Shader" and select "New Shader". Finally, click on the shader
 you just created and the shader editor will open. You are now ready to begin writing
 your first shader.

tutorials/shaders/img/shader_material_create.png

@@ -92,6 +92,14 @@ surface, so instead of an array of materials there is only one. Set the
 **Material** to a new ShaderMaterial, then expand the material by clicking on
 the sphere that appears.
 
+.. note::
+  Materials that inherit from the :ref:`class_Material` resource, such as :ref:`class_StandardMaterial3D`
+  and :ref:`class_ParticleProcessMaterial`, can be converted to a :ref:`class_ShaderMaterial`
+  and their existing properties will be converted to an accompanying text shader.
+  To do so, right-click on the material in the FileSystem dock and choose
+  **Convert to ShaderMaterial**. You can also do so by right-clicking on any
+  property holding a reference to the material in the inspector.
+
 Now set the material's **Shader** to a new Shader by clicking ``<empty>`` and
 select **New Shader...**. Leave the default settings, give your shader a name,
 and click **Create**.