COLOR_SURFACE_3D
This object represents the shape of a surface in a 3D scene with a color scale.
Attributes brief detailed show all inherited
Name | Description | Default | |
---|---|---|---|
low_color | Color for the min value | #000000... | |
high_color | Color for the max value | #ffffff... |
See Attributes Common to 3D Objects. Also, as a surface viewing element, this object shares Attributes Common to Surface Viewers, except the attributes specific to widgets.
Specific Attributes
Examples
Formula Surface
The example below displays a surface defined by a Math Formula and lets the user change several options for the 3D view. 3D renderer characteristics are also displayed:

- <?xml version="1.0" encoding="utf-8" ?>
- <SKIN text_color="#ffffff">
- <!-- Custom Viewer definition -->
- <DEFINE>
- <CUS_3D_VIEWER base_type="VIEW_3D" width="600" height="400" grid.opacity=".8" cursor="system::open_hand"
- y_ratio=".8" z_ratio=".5" transform.tz="-1.3" persistent_viewpoint="true" transform.rx="60" transform.rz="20"/>
- </DEFINE>
- <!-- The formula that defines the surface -->
- <FORMULA_SURFACE formula="cos(2*pi*x)*sin(2*pi*y)*sqrt(1-x^2-y^2)" id="my_formula" x_min="-1" x_max="1" x_default="0" y_min="-1" y_max="1" y_default="0" z_min="-1" z_max="1" z_default="0"/>
- <!-- Main layout-->
- <ROW spacing= "5">
- <COLUMN>
- <!-- The 3D Viewer -->
- <CUS_3D_VIEWER id="3d_view">
- <!-- Grid object -->
- <GRID_3D id="3d_view.grid" x_param_info_id="my_formula.x_info" y_param_info_id="my_formula.y_info" z_param_info_id="my_formula.z_info"
- y_positions_count="11" x_positions_count="11" z_positions_count="11" x_position="-.5" y_position="-.5" z_position="-.5" x_offset=".5" y_offset=".5" z_offset=".5"/>
- <!-- The Color surface-->
- <COLOR_SURFACE_3D id="3d_view.surface" surface_id="my_formula" visible="true" high_color="#ff0000" low_color="#000001" opacity=".8"
- x_positions_count="100" y_positions_count="100" x_offset=".5" y_offset=".5" z_offset=".5" x_position="-.5" y_position="-.5" z_position="-.5"/>
- </CUS_3D_VIEWER>
- </COLUMN>
- <!-- User Controls-->
- <COLUMN spacing="20">
- <COLUMN spacing="2">
- <!-- Select Objects Opacity -->
- <TEXT value="Opacity:"/>
- <PARAM_TEXT_EDIT_BOX param_id="3d_view.surface.opacity" width="100" background_color="#00000"/>
- <PARAM_TEXT_EDIT_BOX param_id="3d_view.grid.opacity" width="100" background_color="#00000"/>
- </COLUMN>
- <PARAM_TEXT content="3D Style: {text_value}" param_id="3d_view.surface.draw_style" width="100">
- <INVISIBLE_PARAM_MENU_BUTTON param_id="3d_view.surface.draw_style" width="100%" height="100%" cursor="system::hand"/>
- </PARAM_TEXT>
- <!-- Display information about the OpenGL Renderer -->
- <COLUMN spacing="2">
- <TEXT value="OpenGL Renderer:" />
- <TEXT string_id="3d_view.vendor" width="200" height="10" />
- <TEXT string_id="3d_view.renderer" width="200" height="10"/>
- <TEXT string_id="3d_view.version" width="200" height="10"/>
- </COLUMN>
- </COLUMN>
- </ROW>
- </SKIN>