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whyglinux 可以使用了 ^^ 原来是安装顺便问题
下面网址中图中黑黑DOS 画面我想要把他关掉要加什么参数编译?
gcc base.c -o base `pkg-config --cflags --libs gtk+-2.0` // 这是我目前用的还要再加上什么才可以关掉黑黑的DOS 画面?
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- /*
- * button.c:
- * Simple toggle button example.
- *
- * written by Naofumi Yasufuku <naofumi@users.sourceforge.net>
- */
- #include <stdlib.h>
- #include <math.h>
- #include <gtk/gtk.h>
- #include <gtk/gtkgl.h>
- #ifdef G_OS_WIN32
- #define WIN32_LEAN_AND_MEAN 1
- #include <windows.h>
- #endif
- #include <GL/gl.h>
- #include <GL/glu.h>
- #define TIMEOUT_INTERVAL 10
- static gboolean animate = TRUE;
- static GLfloat angle = 0.0;
- static GLfloat pos_y = 0.0;
- static void
- realize (GtkWidget *widget,
- gpointer data)
- {
- GdkGLContext *glcontext = gtk_widget_get_gl_context (widget);
- GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable (widget);
- static GLfloat ambient[] = { 0.0, 0.0, 0.0, 1.0 };
- static GLfloat diffuse[] = { 1.0, 1.0, 1.0, 1.0 };
- static GLfloat position[] = { 1.0, 1.0, 1.0, 0.0 };
- static GLfloat lmodel_ambient[] = {0.2, 0.2, 0.2, 1.0};
- static GLfloat local_view[] = {0.0};
- /*** OpenGL BEGIN ***/
- if (!gdk_gl_drawable_gl_begin (gldrawable, glcontext))
- return;
- glLightfv (GL_LIGHT0, GL_AMBIENT, ambient);
- glLightfv (GL_LIGHT0, GL_DIFFUSE, diffuse);
- glLightfv (GL_LIGHT0, GL_POSITION, position);
- glLightModelfv (GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
- glLightModelfv (GL_LIGHT_MODEL_LOCAL_VIEWER, local_view);
- glEnable (GL_LIGHTING);
- glEnable (GL_LIGHT0);
- glEnable (GL_DEPTH_TEST);
- glClearColor (1.0, 1.0, 1.0, 1.0);
- glClearDepth (1.0);
- gdk_gl_drawable_gl_end (gldrawable);
- /*** OpenGL END ***/
- }
- static gboolean
- configure_event (GtkWidget *widget,
- GdkEventConfigure *event,
- gpointer data)
- {
- GdkGLContext *glcontext = gtk_widget_get_gl_context (widget);
- GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable (widget);
- GLfloat w = widget->allocation.width;
- GLfloat h = widget->allocation.height;
- GLfloat aspect;
- /*** OpenGL BEGIN ***/
- if (!gdk_gl_drawable_gl_begin (gldrawable, glcontext))
- return FALSE;
- glViewport (0, 0, w, h);
- glMatrixMode (GL_PROJECTION);
- glLoadIdentity ();
- if (w > h)
- {
- aspect = w / h;
- glFrustum (-aspect, aspect, -1.0, 1.0, 5.0, 60.0);
- }
- else
- {
- aspect = h / w;
- glFrustum (-1.0, 1.0, -aspect, aspect, 5.0, 60.0);
- }
- glMatrixMode (GL_MODELVIEW);
- gdk_gl_drawable_gl_end (gldrawable);
- /*** OpenGL END ***/
- return TRUE;
- }
- static gboolean
- expose_event (GtkWidget *widget,
- GdkEventExpose *event,
- gpointer data)
- {
- GdkGLContext *glcontext = gtk_widget_get_gl_context (widget);
- GdkGLDrawable *gldrawable = gtk_widget_get_gl_drawable (widget);
- /* brass */
- static GLfloat ambient[4] = { 0.329412, 0.223529, 0.027451, 1.0 };
- static GLfloat diffuse[4] = { 0.780392, 0.568627, 0.113725, 1.0 };
- static GLfloat specular[4] = { 0.992157, 0.941176, 0.807843, 1.0 };
- static GLfloat shininess = 0.21794872 * 128.0;
- /*** OpenGL BEGIN ***/
- if (!gdk_gl_drawable_gl_begin (gldrawable, glcontext))
- return FALSE;
- glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- glLoadIdentity ();
- glTranslatef (0.0, 0.0, -10.0);
- glPushMatrix ();
- glTranslatef (0.0, pos_y, 0.0);
- glRotatef (angle, 0.0, 1.0, 0.0);
- glMaterialfv (GL_FRONT, GL_AMBIENT, ambient);
- glMaterialfv (GL_FRONT, GL_DIFFUSE, diffuse);
- glMaterialfv (GL_FRONT, GL_SPECULAR, specular);
- glMaterialf (GL_FRONT, GL_SHININESS, shininess);
- gdk_gl_draw_torus (TRUE, 0.3, 0.6, 30, 30);
- glPopMatrix ();
- if (gdk_gl_drawable_is_double_buffered (gldrawable))
- gdk_gl_drawable_swap_buffers (gldrawable);
- else
- glFlush ();
- gdk_gl_drawable_gl_end (gldrawable);
- /*** OpenGL END ***/
- return TRUE;
- }
- static gboolean
- timeout (GtkWidget *widget)
- {
- GLfloat t;
- angle += 3.0;
- if (angle >= 360.0)
- angle -= 360.0;
- t = angle * G_PI / 180.0;
- if (t > G_PI)
- t = 2.0 * G_PI - t;
- pos_y = 2.0 * (sin (t) + 0.4 * sin (3.0*t)) - 1.0;
- /* Invalidate the whole window. */
- gdk_window_invalidate_rect (widget->window, &widget->allocation, FALSE);
- /* Update synchronously (fast). */
- gdk_window_process_updates (widget->window, FALSE);
- return TRUE;
- }
- static guint timeout_id = 0;
- static void
- timeout_add (GtkWidget *widget)
- {
- if (timeout_id == 0)
- {
- timeout_id = gtk_timeout_add (TIMEOUT_INTERVAL,
- (GtkFunction) timeout,
- widget);
- }
- }
- static void
- timeout_remove (GtkWidget *widget)
- {
- if (timeout_id != 0)
- {
- gtk_timeout_remove (timeout_id);
- timeout_id = 0;
- }
- }
- static void
- unrealize (GtkWidget *widget,
- gpointer data)
- {
- timeout_remove (widget);
- }
- static gboolean
- map_event (GtkWidget *widget,
- GdkEvent *event,
- gpointer data)
- {
- if (animate)
- timeout_add (widget);
- return TRUE;
- }
- static gboolean
- unmap_event (GtkWidget *widget,
- GdkEvent *event,
- gpointer data)
- {
- timeout_remove (widget);
- return TRUE;
- }
- static gboolean
- visibility_notify_event (GtkWidget *widget,
- GdkEventVisibility *event,
- gpointer data)
- {
- if (animate)
- {
- if (event->state == GDK_VISIBILITY_FULLY_OBSCURED)
- timeout_remove (widget);
- else
- timeout_add (widget);
- }
- return TRUE;
- }
- static void
- toggle_animation (GtkWidget *widget)
- {
- animate = !animate;
- if (animate)
- {
- timeout_add (widget);
- }
- else
- {
- timeout_remove (widget);
- gdk_window_invalidate_rect (widget->window, &widget->allocation, FALSE);
- }
- }
- static GtkWidget *
- create_gl_toggle_button (GdkGLConfig *glconfig)
- {
- GtkWidget *vbox;
- GtkWidget *drawing_area;
- GtkWidget *label;
- GtkWidget *button;
- /*
- * VBox.
- */
- vbox = gtk_vbox_new (FALSE, 0);
- gtk_container_set_border_width (GTK_CONTAINER (vbox), 10);
- /*
- * Drawing area for drawing OpenGL scene.
- */
- drawing_area = gtk_drawing_area_new ();
- gtk_widget_set_size_request (drawing_area, 200, 200);
- /* Set OpenGL-capability to the widget. */
- gtk_widget_set_gl_capability (drawing_area,
- glconfig,
- NULL,
- TRUE,
- GDK_GL_RGBA_TYPE);
- g_signal_connect_after (G_OBJECT (drawing_area), "realize",
- G_CALLBACK (realize), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "configure_event",
- G_CALLBACK (configure_event), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "expose_event",
- G_CALLBACK (expose_event), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "unrealize",
- G_CALLBACK (unrealize), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "map_event",
- G_CALLBACK (map_event), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "unmap_event",
- G_CALLBACK (unmap_event), NULL);
- g_signal_connect (G_OBJECT (drawing_area), "visibility_notify_event",
- G_CALLBACK (visibility_notify_event), NULL);
- gtk_box_pack_start (GTK_BOX (vbox), drawing_area, TRUE, TRUE, 0);
- gtk_widget_show (drawing_area);
- /*
- * Label.
- */
- label = gtk_label_new ("Toggle Animation");
- gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 10);
- gtk_widget_show (label);
- /*
- * Toggle button.
- */
- button = gtk_toggle_button_new ();
- g_signal_connect_swapped (G_OBJECT (button), "toggled",
- G_CALLBACK (toggle_animation), drawing_area);
- /* Add VBox. */
- gtk_widget_show (vbox);
- gtk_container_add (GTK_CONTAINER (button), vbox);
- return button;
- }
- int
- main (int argc,
- char *argv[])
- {
- GdkGLConfig *glconfig;
- GtkWidget *window;
- GtkWidget *button;
- /*
- * Init GTK.
- */
- gtk_init (&argc, &argv);
- /*
- * Init GtkGLExt.
- */
- gtk_gl_init (&argc, &argv);
- /*
- * Configure OpenGL-capable visual.
- */
- /* Try double-buffered visual */
- glconfig = gdk_gl_config_new_by_mode (GDK_GL_MODE_RGB |
- GDK_GL_MODE_DEPTH |
- GDK_GL_MODE_DOUBLE);
- if (glconfig == NULL)
- {
- g_print ("*** Cannot find the double-buffered visual.\n");
- g_print ("*** Trying single-buffered visual.\n");
- /* Try single-buffered visual */
- glconfig = gdk_gl_config_new_by_mode (GDK_GL_MODE_RGB |
- GDK_GL_MODE_DEPTH);
- if (glconfig == NULL)
- {
- g_print ("*** No appropriate OpenGL-capable visual found.\n");
- exit (1);
- }
- }
- /*
- * Top-level window.
- */
- window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- gtk_window_set_title (GTK_WINDOW (window), "button");
- /* Get automatically redrawn if any of their children changed allocation. */
- gtk_container_set_reallocate_redraws (GTK_CONTAINER (window), TRUE);
- /* Set border width. */
- gtk_container_set_border_width (GTK_CONTAINER (window), 10);
- g_signal_connect (G_OBJECT (window), "delete_event",
- G_CALLBACK (gtk_main_quit), NULL);
- /*
- * Toggle button which contains an OpenGL scene.
- */
- button = create_gl_toggle_button (glconfig);
- gtk_widget_show (button);
- gtk_container_add (GTK_CONTAINER (window), button);
- /*
- * Show window.
- */
- gtk_widget_show (window);
- /*
- * Main loop.
- */
- gtk_main ();
- return 0;
- }
出現下面錯誤 是否需要在安裝其他函式庫才能編譯上面代碼?
base.c:13:23: gtk/gtkgl.h: No such file or directory
base.c: In function `realize':
base.c:34: `GdkGLContext' undeclared (first use in this function)
base.c:34: (Each undeclared identifier is reported only once
base.c:34: for each function it appears in.)
base.c:34: `glcontext' undeclared (first use in this function)
base.c:35: `GdkGLDrawable' undeclared (first use in this function)
base.c:35: `gldrawable' undeclared (first use in this function)
base.c: In function `configure_event':
base.c:68: `GdkGLContext' undeclared (first use in this function)
base.c:68: `glcontext' undeclared (first use in this function)
base.c:69: `GdkGLDrawable' undeclared (first use in this function)
base.c:69: `gldrawable' undeclared (first use in this function)
base.c: In function `expose_event':
base.c:107: `GdkGLContext' undeclared (first use in this function)
base.c:107: `glcontext' undeclared (first use in this function)
base.c:108: `gldrawable' undeclared (first use in this function)
base.c: At top level:
base.c:254: parse error before '*' token
base.c: In function `create_gl_toggle_button':
base.c:277: `glconfig' undeclared (first use in this function)
base.c:280: `GDK_GL_RGBA_TYPE' undeclared (first use in this function)
base.c: In function `main':
base.c:329: `GdkGLConfig' undeclared (first use in this function)
base.c:329: `glconfig' undeclared (first use in this function)
base.c:350: `GDK_GL_MODE_RGB' undeclared (first use in this function)
base.c:351: `GDK_GL_MODE_DEPTH' undeclared (first use in this function)
base.c:352: `GDK_GL_MODE_DOUBLE' undeclared (first use in this function)
谢谢
[ 本帖最后由 shihyu 于 2007-3-27 12:31 编辑 ] |
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发表于 2007-03-21 18:07
