filename | src/drivers/video_gtk.c |
changeset | 106:9048bac046c3 |
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author | nkeynes |
date | Tue Mar 14 12:45:53 2006 +0000 (18 years ago) |
permissions | -rw-r--r-- |
last change | Move driver selection out to main at long last. Add video NULL driver for headless operation Make dcload exit() actually exit |
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nkeynes@94 | 1 | /** |
nkeynes@106 | 2 | * $Id: video_gtk.c,v 1.3 2006-03-14 12:45:53 nkeynes Exp $ |
nkeynes@94 | 3 | * |
nkeynes@94 | 4 | * The PC side of the video support (responsible for actually displaying / |
nkeynes@94 | 5 | * rendering frames) |
nkeynes@94 | 6 | * |
nkeynes@94 | 7 | * Copyright (c) 2005 Nathan Keynes. |
nkeynes@94 | 8 | * |
nkeynes@94 | 9 | * This program is free software; you can redistribute it and/or modify |
nkeynes@94 | 10 | * it under the terms of the GNU General Public License as published by |
nkeynes@94 | 11 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@94 | 12 | * (at your option) any later version. |
nkeynes@94 | 13 | * |
nkeynes@94 | 14 | * This program is distributed in the hope that it will be useful, |
nkeynes@94 | 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@94 | 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@94 | 17 | * GNU General Public License for more details. |
nkeynes@94 | 18 | */ |
nkeynes@94 | 19 | |
nkeynes@94 | 20 | #include <gnome.h> |
nkeynes@94 | 21 | #include <gdk/gdkx.h> |
nkeynes@94 | 22 | #include <stdint.h> |
nkeynes@94 | 23 | #include "video.h" |
nkeynes@94 | 24 | #include "drivers/video_x11.h" |
nkeynes@94 | 25 | |
nkeynes@94 | 26 | GdkImage *video_img = NULL; |
nkeynes@94 | 27 | GtkWindow *video_win = NULL; |
nkeynes@94 | 28 | GtkWidget *video_area = NULL; |
nkeynes@94 | 29 | uint32_t video_width = 640; |
nkeynes@94 | 30 | uint32_t video_height = 480; |
nkeynes@94 | 31 | uint32_t video_frame_count = 0; |
nkeynes@94 | 32 | |
nkeynes@94 | 33 | gboolean video_gtk_set_output_format( uint32_t width, uint32_t height, |
nkeynes@94 | 34 | int colour_format ); |
nkeynes@94 | 35 | gboolean video_gtk_display_frame( video_buffer_t frame ); |
nkeynes@94 | 36 | gboolean video_gtk_blank( uint32_t rgb ); |
nkeynes@94 | 37 | |
nkeynes@106 | 38 | struct video_driver video_gtk_driver = { "gtk", |
nkeynes@103 | 39 | NULL, |
nkeynes@103 | 40 | NULL, |
nkeynes@103 | 41 | video_gtk_set_output_format, |
nkeynes@103 | 42 | NULL, |
nkeynes@94 | 43 | video_gtk_display_frame, |
nkeynes@103 | 44 | video_gtk_blank, |
nkeynes@103 | 45 | NULL }; |
nkeynes@94 | 46 | |
nkeynes@94 | 47 | gboolean video_gtk_set_output_format( uint32_t width, uint32_t height, |
nkeynes@94 | 48 | int colour_format ) |
nkeynes@94 | 49 | { |
nkeynes@94 | 50 | video_width = width; |
nkeynes@94 | 51 | video_height = height; |
nkeynes@94 | 52 | if( video_win == NULL ) { |
nkeynes@94 | 53 | video_win = GTK_WINDOW(gtk_window_new( GTK_WINDOW_TOPLEVEL )); |
nkeynes@94 | 54 | gtk_window_set_title( video_win, "DreamOn! - Emulation Window" ); |
nkeynes@94 | 55 | gtk_window_set_policy( video_win, FALSE, FALSE, FALSE ); |
nkeynes@94 | 56 | gtk_window_set_default_size( video_win, width, height ); |
nkeynes@94 | 57 | |
nkeynes@94 | 58 | video_area = gtk_image_new(); |
nkeynes@94 | 59 | gtk_widget_show( GTK_WIDGET(video_area) ); |
nkeynes@94 | 60 | gtk_container_add( GTK_CONTAINER(video_win), GTK_WIDGET(video_area) ); |
nkeynes@94 | 61 | gtk_widget_show( GTK_WIDGET(video_win) ); |
nkeynes@94 | 62 | video_x11_set_display( gdk_x11_display_get_xdisplay( gtk_widget_get_display(video_area)), |
nkeynes@94 | 63 | gdk_x11_screen_get_xscreen( gtk_widget_get_screen(video_area)), |
nkeynes@94 | 64 | GDK_WINDOW_XWINDOW( GTK_WIDGET(video_win)->window ) ); |
nkeynes@94 | 65 | |
nkeynes@94 | 66 | } |
nkeynes@94 | 67 | gtk_window_set_default_size( video_win, width, height ); |
nkeynes@94 | 68 | video_img = gdk_image_new( GDK_IMAGE_FASTEST, gdk_visual_get_system(), |
nkeynes@94 | 69 | width, height ); |
nkeynes@94 | 70 | gtk_image_set_from_image( GTK_IMAGE(video_area), video_img, NULL ); |
nkeynes@94 | 71 | /* Note old image is auto de-refed */ |
nkeynes@94 | 72 | return TRUE; |
nkeynes@94 | 73 | } |
nkeynes@94 | 74 | |
nkeynes@94 | 75 | |
nkeynes@94 | 76 | /** |
nkeynes@94 | 77 | * Fill the entire frame with the specified colour (00RRGGBB) |
nkeynes@94 | 78 | */ |
nkeynes@94 | 79 | gboolean video_gtk_blank( uint32_t colour ) |
nkeynes@94 | 80 | { |
nkeynes@94 | 81 | char *p = video_img->mem; |
nkeynes@94 | 82 | int i; |
nkeynes@94 | 83 | for( i=0; i<video_width*video_height; i++ ) { |
nkeynes@94 | 84 | *p++ = (colour>>16) & 0xFF; |
nkeynes@94 | 85 | *p++ = (colour>>8) & 0xFF; |
nkeynes@94 | 86 | *p++ = (colour) & 0xFF; |
nkeynes@94 | 87 | *p++ = 0; |
nkeynes@94 | 88 | } |
nkeynes@94 | 89 | } |
nkeynes@94 | 90 | |
nkeynes@94 | 91 | gboolean video_gtk_display_frame( video_buffer_t frame ) |
nkeynes@94 | 92 | { |
nkeynes@94 | 93 | uint32_t bytes_per_line, x, y; |
nkeynes@94 | 94 | char *src = frame->data; |
nkeynes@94 | 95 | char *dest = video_img->mem; |
nkeynes@94 | 96 | |
nkeynes@94 | 97 | switch( frame->colour_format ) { |
nkeynes@103 | 98 | case COLFMT_ARGB1555: |
nkeynes@94 | 99 | for( y=0; y < frame->vres; y++ ) { |
nkeynes@94 | 100 | uint16_t *p = (uint16_t *)src; |
nkeynes@103 | 101 | for( x=0; x < frame->hres; x++ ) { |
nkeynes@94 | 102 | uint16_t pixel = *p++; |
nkeynes@94 | 103 | *dest++ = (pixel & 0x1F) << 3; |
nkeynes@94 | 104 | *dest++ = (pixel & 0x3E0) >> 2; |
nkeynes@94 | 105 | *dest++ = (pixel & 0x7C00) >> 7; |
nkeynes@94 | 106 | *dest++ = 0; |
nkeynes@94 | 107 | } |
nkeynes@94 | 108 | src += frame->rowstride; |
nkeynes@94 | 109 | } |
nkeynes@94 | 110 | break; |
nkeynes@103 | 111 | case COLFMT_RGB565: |
nkeynes@94 | 112 | for( y=0; y < frame->vres; y++ ) { |
nkeynes@94 | 113 | uint16_t *p = (uint16_t *)src; |
nkeynes@103 | 114 | for( x=0; x < frame->hres; x++ ) { |
nkeynes@94 | 115 | uint16_t pixel = *p++; |
nkeynes@94 | 116 | *dest++ = (pixel & 0x1F) << 3; |
nkeynes@94 | 117 | *dest++ = (pixel & 0x7E0) >> 3; |
nkeynes@94 | 118 | *dest++ = (pixel & 0xF800) >> 8; |
nkeynes@94 | 119 | *dest++ = 0; |
nkeynes@94 | 120 | } |
nkeynes@94 | 121 | src += frame->rowstride; |
nkeynes@94 | 122 | } |
nkeynes@94 | 123 | break; |
nkeynes@103 | 124 | case COLFMT_RGB888: |
nkeynes@103 | 125 | for( y=0; y< frame->vres; y++ ) { |
nkeynes@103 | 126 | char *p = src; |
nkeynes@103 | 127 | for( x=0; x < frame->hres; x++ ) { |
nkeynes@103 | 128 | *dest++ = *p++; |
nkeynes@103 | 129 | *dest++ = *p++; |
nkeynes@103 | 130 | *dest++ = *p++; |
nkeynes@103 | 131 | *dest++ = 0; |
nkeynes@103 | 132 | } |
nkeynes@103 | 133 | src += frame->rowstride; |
nkeynes@103 | 134 | } |
nkeynes@103 | 135 | break; |
nkeynes@103 | 136 | case COLFMT_ARGB8888: |
nkeynes@94 | 137 | bytes_per_line = frame->hres << 2; |
nkeynes@94 | 138 | if( bytes_per_line == frame->rowstride ) { |
nkeynes@94 | 139 | /* A little bit faster */ |
nkeynes@94 | 140 | memcpy( dest, src, bytes_per_line * frame->vres ); |
nkeynes@94 | 141 | } else { |
nkeynes@94 | 142 | for( y=0; y< frame->vres; y++ ) { |
nkeynes@94 | 143 | memcpy( dest, src, bytes_per_line ); |
nkeynes@94 | 144 | src += frame->rowstride; |
nkeynes@94 | 145 | dest += bytes_per_line; |
nkeynes@94 | 146 | } |
nkeynes@94 | 147 | } |
nkeynes@94 | 148 | break; |
nkeynes@94 | 149 | } |
nkeynes@94 | 150 | gtk_widget_queue_draw( video_area ); |
nkeynes@94 | 151 | return TRUE; |
nkeynes@94 | 152 | } |
nkeynes@94 | 153 |
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