filename | src/display.h |
changeset | 144:7f0714e89aaa |
next | 162:f7781f928f7e |
author | nkeynes |
date | Mon May 15 08:28:52 2006 +0000 (16 years ago) |
permissions | -rw-r--r-- |
last change | Rename video_driver to display_driver Add input source to display Implement configuration file support Hook controllers up to configuration |
file | annotate | diff | log | raw |
nkeynes@144 | 1 | /** |
nkeynes@144 | 2 | * $Id: display.h,v 1.1 2006-05-15 08:28:48 nkeynes Exp $ |
nkeynes@144 | 3 | * |
nkeynes@144 | 4 | * The PC side of the video support (responsible for actually displaying / |
nkeynes@144 | 5 | * rendering frames) |
nkeynes@144 | 6 | * |
nkeynes@144 | 7 | * Copyright (c) 2005 Nathan Keynes. |
nkeynes@144 | 8 | * |
nkeynes@144 | 9 | * This program is free software; you can redistribute it and/or modify |
nkeynes@144 | 10 | * it under the terms of the GNU General Public License as published by |
nkeynes@144 | 11 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@144 | 12 | * (at your option) any later version. |
nkeynes@144 | 13 | * |
nkeynes@144 | 14 | * This program is distributed in the hope that it will be useful, |
nkeynes@144 | 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@144 | 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@144 | 17 | * GNU General Public License for more details. |
nkeynes@144 | 18 | */ |
nkeynes@144 | 19 | |
nkeynes@144 | 20 | #ifndef dream_video_H |
nkeynes@144 | 21 | #define dream_video_H |
nkeynes@144 | 22 | |
nkeynes@144 | 23 | #include <stdint.h> |
nkeynes@144 | 24 | #include <glib.h> |
nkeynes@144 | 25 | |
nkeynes@144 | 26 | #ifdef __cplusplus |
nkeynes@144 | 27 | extern "C" { |
nkeynes@144 | 28 | #endif |
nkeynes@144 | 29 | |
nkeynes@144 | 30 | /** |
nkeynes@144 | 31 | * Supported colour formats. Note that ARGB4444 is only ever used for texture |
nkeynes@144 | 32 | * rendering (it's not valid for display purposes). |
nkeynes@144 | 33 | */ |
nkeynes@144 | 34 | #define COLFMT_RGB565 1 |
nkeynes@144 | 35 | #define COLFMT_RGB888 4 |
nkeynes@144 | 36 | #define COLFMT_ARGB1555 0 |
nkeynes@144 | 37 | #define COLFMT_ARGB8888 5 |
nkeynes@144 | 38 | #define COLFMT_ARGB4444 2 |
nkeynes@144 | 39 | #define COLFMT_YUV422 3 /* 8-bit YUV (texture source only) */ |
nkeynes@144 | 40 | #define COLFMT_INDEX4 6 /* 4 bit indexed colour (texture source only) */ |
nkeynes@144 | 41 | #define COLFMT_INDEX8 7 /* 8-bit indexed colour (texture source only) */ |
nkeynes@144 | 42 | |
nkeynes@144 | 43 | typedef struct video_buffer { |
nkeynes@144 | 44 | uint32_t hres; |
nkeynes@144 | 45 | uint32_t vres; |
nkeynes@144 | 46 | uint32_t rowstride; |
nkeynes@144 | 47 | int colour_format; |
nkeynes@144 | 48 | char *data; |
nkeynes@144 | 49 | } *video_buffer_t; |
nkeynes@144 | 50 | |
nkeynes@144 | 51 | /** |
nkeynes@144 | 52 | * Core video driver - expected to directly support an OpenGL context |
nkeynes@144 | 53 | */ |
nkeynes@144 | 54 | typedef struct display_driver { |
nkeynes@144 | 55 | char *name; |
nkeynes@144 | 56 | /** |
nkeynes@144 | 57 | * Initialize the driver. This is called only once at startup time, and |
nkeynes@144 | 58 | * is guaranteed to be called before any other methods. |
nkeynes@144 | 59 | * @return TRUE if the driver was successfully initialized, otherwise |
nkeynes@144 | 60 | * FALSE. |
nkeynes@144 | 61 | */ |
nkeynes@144 | 62 | gboolean (*init_driver)(void); |
nkeynes@144 | 63 | |
nkeynes@144 | 64 | /** |
nkeynes@144 | 65 | * Cleanly shutdown the driver. Normally only called at system shutdown |
nkeynes@144 | 66 | * time. |
nkeynes@144 | 67 | */ |
nkeynes@144 | 68 | void (*shutdown_driver)(void); |
nkeynes@144 | 69 | |
nkeynes@144 | 70 | /** |
nkeynes@144 | 71 | * Given a particular keysym, return the keycode associated with it. |
nkeynes@144 | 72 | * @param keysym The keysym to be resolved, ie "Tab" |
nkeynes@144 | 73 | * @return the display-specific keycode, or 0 if the keysym cannot |
nkeynes@144 | 74 | * be resolved. |
nkeynes@144 | 75 | */ |
nkeynes@144 | 76 | uint16_t (*resolve_keysym)( const gchar *keysym ); |
nkeynes@144 | 77 | |
nkeynes@144 | 78 | /** |
nkeynes@144 | 79 | * Set the current display format to the specified values. This is |
nkeynes@144 | 80 | * called immediately prior to any display frame call where the |
nkeynes@144 | 81 | * parameters have changed from the previous frame |
nkeynes@144 | 82 | */ |
nkeynes@144 | 83 | gboolean (*set_display_format)( uint32_t hres, uint32_t vres, |
nkeynes@144 | 84 | int colour_fmt ); |
nkeynes@144 | 85 | |
nkeynes@144 | 86 | /** |
nkeynes@144 | 87 | * Set the current rendering format to the specified values. This is |
nkeynes@144 | 88 | * called immediately prior to starting rendering of a frame where the |
nkeynes@144 | 89 | * parameters have changed from the previous frame. Note that the driver |
nkeynes@144 | 90 | * is not required to precisely support the requested colour format. |
nkeynes@144 | 91 | * |
nkeynes@144 | 92 | * This method is also responsible for setting up an appropriate GL |
nkeynes@144 | 93 | * context for the main engine to render into. |
nkeynes@144 | 94 | * |
nkeynes@144 | 95 | * @param hres The horizontal resolution (ie 640) |
nkeynes@144 | 96 | * @param vres The vertical resolution (ie 480) |
nkeynes@144 | 97 | * @param colour_fmt The colour format of the buffer (ie COLFMT_ARGB4444) |
nkeynes@144 | 98 | * @param texture Flag indicating that the frame being rendered is a |
nkeynes@144 | 99 | * texture, rather than a display frame. |
nkeynes@144 | 100 | */ |
nkeynes@144 | 101 | gboolean (*set_render_format)( uint32_t hres, uint32_t vres, |
nkeynes@144 | 102 | int colour_fmt, gboolean texture ); |
nkeynes@144 | 103 | /** |
nkeynes@144 | 104 | * Display a single frame using the supplied pixmap data. Is assumed to |
nkeynes@144 | 105 | * invalidate the current GL front buffer (but not the back buffer). |
nkeynes@144 | 106 | */ |
nkeynes@144 | 107 | gboolean (*display_frame)( video_buffer_t buffer ); |
nkeynes@144 | 108 | |
nkeynes@144 | 109 | /** |
nkeynes@144 | 110 | * Display a single blanked frame using a fixed colour for the |
nkeynes@144 | 111 | * entire frame (specified in RGB888 format). Is assumed to invalidate |
nkeynes@144 | 112 | * the current GL front buffer (but not the back buffer). |
nkeynes@144 | 113 | */ |
nkeynes@144 | 114 | gboolean (*display_blank_frame)( uint32_t rgb ); |
nkeynes@144 | 115 | |
nkeynes@144 | 116 | /** |
nkeynes@144 | 117 | * Promote the current render back buffer to the front buffer |
nkeynes@144 | 118 | */ |
nkeynes@144 | 119 | void (*display_back_buffer)( void ); |
nkeynes@144 | 120 | } *display_driver_t; |
nkeynes@144 | 121 | |
nkeynes@144 | 122 | void video_open( void ); |
nkeynes@144 | 123 | void video_update_frame( void ); |
nkeynes@144 | 124 | void video_update_size( int, int, int ); |
nkeynes@144 | 125 | |
nkeynes@144 | 126 | extern uint32_t pvr2_frame_counter; |
nkeynes@144 | 127 | |
nkeynes@144 | 128 | extern display_driver_t display_driver; |
nkeynes@144 | 129 | |
nkeynes@144 | 130 | extern struct display_driver display_gtk_driver; |
nkeynes@144 | 131 | extern struct display_driver display_null_driver; |
nkeynes@144 | 132 | |
nkeynes@144 | 133 | /****************** Input methods **********************/ |
nkeynes@144 | 134 | |
nkeynes@144 | 135 | typedef void (*input_key_callback_t)( void *data, uint32_t value, gboolean isKeyDown ); |
nkeynes@144 | 136 | |
nkeynes@144 | 137 | gboolean input_register_key( const gchar *keysym, input_key_callback_t callback, |
nkeynes@144 | 138 | void *data, uint32_t value ); |
nkeynes@144 | 139 | |
nkeynes@144 | 140 | void input_unregister_key( const gchar *keysym ); |
nkeynes@144 | 141 | |
nkeynes@144 | 142 | gboolean input_is_key_valid( const gchar *keysym ); |
nkeynes@144 | 143 | |
nkeynes@144 | 144 | gboolean input_is_key_registered( const gchar *keysym ); |
nkeynes@144 | 145 | |
nkeynes@144 | 146 | void input_event_keydown( uint16_t keycode ); |
nkeynes@144 | 147 | |
nkeynes@144 | 148 | void input_event_keyup( uint16_t keycode ); |
nkeynes@144 | 149 | |
nkeynes@144 | 150 | |
nkeynes@144 | 151 | |
nkeynes@144 | 152 | #ifdef __cplusplus |
nkeynes@144 | 153 | } |
nkeynes@144 | 154 | #endif |
nkeynes@144 | 155 | #endif |
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