graphics2d
[Interface specifications]
Detailed Description
Two-dimensional graphics interfaceThegraphics2d
interface provides an interface to graphics devices. Drivers can implement this interface to provide clients and other drivers with graphics output. For example, Stage models present this interface to allow clients to draw in the Stage window.
#define | PLAYER_GRAPHICS2D_MAX_POINTS 64 |
#define | PLAYER_GRAPHICS2D_CMD_CLEAR 1 |
Command subtype: clear the drawing area (send an empty message). | |
#define | PLAYER_GRAPHICS2D_CMD_POINTS 2 |
Command subtype: draw points. | |
#define | PLAYER_GRAPHICS2D_CMD_POLYLINE 3 |
Command subtype: draw a polyline. | |
#define | PLAYER_GRAPHICS2D_CMD_POLYGON 4 |
Command subtype: draw a polygon. | |
typedef struct player_graphics2d_cmd_points | player_graphics2d_cmd_points_t |
typedef struct player_graphics2d_cmd_polyline | player_graphics2d_cmd_polyline_t |
typedef struct player_graphics2d_cmd_polygon | player_graphics2d_cmd_polygon_t |
Define Documentation
#define PLAYER_GRAPHICS2D_MAX_POINTS 64 |
The maximum number of points that can be described in a packet.
Typedef Documentation
typedef struct player_graphics2d_cmd_points player_graphics2d_cmd_points_t |
Data: This interface produces no data. Requests: This interface accepts no requests. Command: Draw points (PLAYER_GRAPHICS2D_CMD_POINTS) Draw some points.
typedef struct player_graphics2d_cmd_polygon player_graphics2d_cmd_polygon_t |
Command: Draw polygon (PLAYER_GRAPHICS2D_CMD_POLYGON) Draw a polygon.
typedef struct player_graphics2d_cmd_polyline player_graphics2d_cmd_polyline_t |
Command: Draw polyline (PLAYER_GRAPHICS2D_CMD_POLYLINE) Draw a series of straight line segments between a set of points.