nkeynes@94: /** nkeynes@144: * $Id: video_gtk.c,v 1.6 2006-05-15 08:28:52 nkeynes Exp $ nkeynes@94: * nkeynes@94: * The PC side of the video support (responsible for actually displaying / nkeynes@94: * rendering frames) nkeynes@94: * nkeynes@94: * Copyright (c) 2005 Nathan Keynes. nkeynes@94: * nkeynes@94: * This program is free software; you can redistribute it and/or modify nkeynes@94: * it under the terms of the GNU General Public License as published by nkeynes@94: * the Free Software Foundation; either version 2 of the License, or nkeynes@94: * (at your option) any later version. nkeynes@94: * nkeynes@94: * This program is distributed in the hope that it will be useful, nkeynes@94: * but WITHOUT ANY WARRANTY; without even the implied warranty of nkeynes@94: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the nkeynes@94: * GNU General Public License for more details. nkeynes@94: */ nkeynes@94: nkeynes@94: #include nkeynes@94: #include nkeynes@94: #include nkeynes@144: #include "display.h" nkeynes@94: #include "drivers/video_x11.h" nkeynes@94: nkeynes@94: GdkImage *video_img = NULL; nkeynes@94: GtkWindow *video_win = NULL; nkeynes@94: GtkWidget *video_area = NULL; nkeynes@94: uint32_t video_width = 640; nkeynes@94: uint32_t video_height = 480; nkeynes@94: uint32_t video_frame_count = 0; nkeynes@94: nkeynes@144: uint16_t video_gtk_resolve_keysym( const gchar *keysym ); nkeynes@94: gboolean video_gtk_set_output_format( uint32_t width, uint32_t height, nkeynes@94: int colour_format ); nkeynes@108: gboolean video_gtk_set_render_format( uint32_t width, uint32_t height, nkeynes@144: int colour_format, gboolean texture ); nkeynes@94: gboolean video_gtk_display_frame( video_buffer_t frame ); nkeynes@94: gboolean video_gtk_blank( uint32_t rgb ); nkeynes@94: nkeynes@144: struct display_driver display_gtk_driver = { "gtk", nkeynes@144: NULL, nkeynes@144: NULL, nkeynes@144: video_gtk_resolve_keysym, nkeynes@144: video_gtk_set_output_format, nkeynes@144: video_gtk_set_render_format, nkeynes@144: video_gtk_display_frame, nkeynes@144: video_gtk_blank, nkeynes@144: video_glx_swap_buffers }; nkeynes@144: nkeynes@144: gboolean video_gtk_keydown_callback(GtkWidget *widget, nkeynes@144: GdkEventKey *event, nkeynes@144: gpointer user_data) nkeynes@144: { nkeynes@144: input_event_keydown( event->keyval ); nkeynes@144: } nkeynes@144: nkeynes@144: uint16_t video_gtk_resolve_keysym( const gchar *keysym ) nkeynes@144: { nkeynes@144: int val = gdk_keyval_from_name( keysym ); nkeynes@144: if( val == GDK_VoidSymbol ) nkeynes@144: return 0; nkeynes@144: return (uint16_t)val; nkeynes@144: } nkeynes@144: nkeynes@144: gboolean video_gtk_keyup_callback(GtkWidget *widget, nkeynes@144: GdkEventKey *event, nkeynes@144: gpointer user_data) nkeynes@144: { nkeynes@144: input_event_keyup( event->keyval ); nkeynes@144: } nkeynes@94: nkeynes@94: gboolean video_gtk_set_output_format( uint32_t width, uint32_t height, nkeynes@94: int colour_format ) nkeynes@94: { nkeynes@94: video_width = width; nkeynes@94: video_height = height; nkeynes@94: if( video_win == NULL ) { nkeynes@94: video_win = GTK_WINDOW(gtk_window_new( GTK_WINDOW_TOPLEVEL )); nkeynes@94: gtk_window_set_title( video_win, "DreamOn! - Emulation Window" ); nkeynes@94: gtk_window_set_policy( video_win, FALSE, FALSE, FALSE ); nkeynes@94: gtk_window_set_default_size( video_win, width, height ); nkeynes@94: nkeynes@144: g_signal_connect( video_win, "key_press_event", nkeynes@144: G_CALLBACK(video_gtk_keydown_callback), NULL ); nkeynes@144: g_signal_connect( video_win, "key_release_event", nkeynes@144: G_CALLBACK(video_gtk_keyup_callback), NULL ); nkeynes@144: gtk_widget_add_events( GTK_WIDGET(video_win), nkeynes@144: GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | nkeynes@144: GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK ); nkeynes@94: video_area = gtk_image_new(); nkeynes@94: gtk_widget_show( GTK_WIDGET(video_area) ); nkeynes@94: gtk_container_add( GTK_CONTAINER(video_win), GTK_WIDGET(video_area) ); nkeynes@94: gtk_widget_show( GTK_WIDGET(video_win) ); nkeynes@94: video_x11_set_display( gdk_x11_display_get_xdisplay( gtk_widget_get_display(video_area)), nkeynes@94: gdk_x11_screen_get_xscreen( gtk_widget_get_screen(video_area)), nkeynes@94: GDK_WINDOW_XWINDOW( GTK_WIDGET(video_win)->window ) ); nkeynes@94: nkeynes@94: } nkeynes@94: gtk_window_set_default_size( video_win, width, height ); nkeynes@94: video_img = gdk_image_new( GDK_IMAGE_FASTEST, gdk_visual_get_system(), nkeynes@94: width, height ); nkeynes@94: gtk_image_set_from_image( GTK_IMAGE(video_area), video_img, NULL ); nkeynes@94: /* Note old image is auto de-refed */ nkeynes@94: return TRUE; nkeynes@94: } nkeynes@94: nkeynes@94: nkeynes@94: /** nkeynes@94: * Fill the entire frame with the specified colour (00RRGGBB) nkeynes@94: */ nkeynes@94: gboolean video_gtk_blank( uint32_t colour ) nkeynes@94: { nkeynes@94: char *p = video_img->mem; nkeynes@94: int i; nkeynes@94: for( i=0; i>16) & 0xFF; nkeynes@94: *p++ = (colour>>8) & 0xFF; nkeynes@94: *p++ = (colour) & 0xFF; nkeynes@94: *p++ = 0; nkeynes@94: } nkeynes@94: } nkeynes@94: nkeynes@94: gboolean video_gtk_display_frame( video_buffer_t frame ) nkeynes@94: { nkeynes@94: uint32_t bytes_per_line, x, y; nkeynes@94: char *src = frame->data; nkeynes@94: char *dest = video_img->mem; nkeynes@94: nkeynes@112: return video_glx_display_frame( frame ); nkeynes@112: nkeynes@94: switch( frame->colour_format ) { nkeynes@103: case COLFMT_ARGB1555: nkeynes@94: for( y=0; y < frame->vres; y++ ) { nkeynes@94: uint16_t *p = (uint16_t *)src; nkeynes@103: for( x=0; x < frame->hres; x++ ) { nkeynes@94: uint16_t pixel = *p++; nkeynes@94: *dest++ = (pixel & 0x1F) << 3; nkeynes@94: *dest++ = (pixel & 0x3E0) >> 2; nkeynes@94: *dest++ = (pixel & 0x7C00) >> 7; nkeynes@94: *dest++ = 0; nkeynes@94: } nkeynes@94: src += frame->rowstride; nkeynes@94: } nkeynes@94: break; nkeynes@103: case COLFMT_RGB565: nkeynes@94: for( y=0; y < frame->vres; y++ ) { nkeynes@94: uint16_t *p = (uint16_t *)src; nkeynes@103: for( x=0; x < frame->hres; x++ ) { nkeynes@94: uint16_t pixel = *p++; nkeynes@94: *dest++ = (pixel & 0x1F) << 3; nkeynes@94: *dest++ = (pixel & 0x7E0) >> 3; nkeynes@94: *dest++ = (pixel & 0xF800) >> 8; nkeynes@94: *dest++ = 0; nkeynes@94: } nkeynes@94: src += frame->rowstride; nkeynes@94: } nkeynes@94: break; nkeynes@103: case COLFMT_RGB888: nkeynes@103: for( y=0; y< frame->vres; y++ ) { nkeynes@103: char *p = src; nkeynes@103: for( x=0; x < frame->hres; x++ ) { nkeynes@103: *dest++ = *p++; nkeynes@103: *dest++ = *p++; nkeynes@103: *dest++ = *p++; nkeynes@103: *dest++ = 0; nkeynes@103: } nkeynes@103: src += frame->rowstride; nkeynes@103: } nkeynes@103: break; nkeynes@103: case COLFMT_ARGB8888: nkeynes@94: bytes_per_line = frame->hres << 2; nkeynes@94: if( bytes_per_line == frame->rowstride ) { nkeynes@94: /* A little bit faster */ nkeynes@94: memcpy( dest, src, bytes_per_line * frame->vres ); nkeynes@94: } else { nkeynes@94: for( y=0; y< frame->vres; y++ ) { nkeynes@94: memcpy( dest, src, bytes_per_line ); nkeynes@94: src += frame->rowstride; nkeynes@94: dest += bytes_per_line; nkeynes@94: } nkeynes@94: } nkeynes@94: break; nkeynes@94: } nkeynes@94: gtk_widget_queue_draw( video_area ); nkeynes@94: return TRUE; nkeynes@94: } nkeynes@94: nkeynes@108: gboolean video_gtk_set_render_format( uint32_t width, uint32_t height, nkeynes@144: int colour_format, gboolean texture ) nkeynes@108: { nkeynes@108: return video_glx_set_render_format( 0, 0, width, height ); nkeynes@108: }