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-rw-r--r--tests/test4/compute.c2
-rw-r--r--tests/test4/gtkvumeter.c501
-rw-r--r--tests/test4/gtkvumeter.h93
-rw-r--r--tests/test4/no-perf/compute.c42
-rw-r--r--tests/test4/no-perf/compute.h10
-rw-r--r--tests/test4/no-perf/gtkvumeter.c408
-rw-r--r--tests/test4/no-perf/gtkvumeter.h80
-rw-r--r--tests/test4/no-perf/test4.c56
-rw-r--r--tests/test4/test4.c8
-rw-r--r--tests/test4/win_main.c42
10 files changed, 825 insertions, 417 deletions
diff --git a/tests/test4/compute.c b/tests/test4/compute.c
index 91a5455..11a7f81 100644
--- a/tests/test4/compute.c
+++ b/tests/test4/compute.c
@@ -1,6 +1,6 @@
#include "compute.h"
-void function audio2hsv_1(gint audio_level, gint *light_h, gint *light_s, gint *light_v) {
+void audio2hsv_1(gint audio_level, gint *light_h, gint *light_s, gint *light_v) {
// Dummy code
*light_h=-audio_level;
*light_s=audio_level;
diff --git a/tests/test4/gtkvumeter.c b/tests/test4/gtkvumeter.c
index 2cc1b61..cb0f9d7 100644
--- a/tests/test4/gtkvumeter.c
+++ b/tests/test4/gtkvumeter.c
@@ -1,13 +1,4 @@
-/***************************************************************************
- * gtkvumeter.c
- *
- * Fri Jan 10 20:06:23 2003
- * Copyright 2003 Todd Goyen
- * wettoad@knighthoodofbuh.org
- ****************************************************************************/
-
-#include <math.h>
-#include <gtk/gtk.h>
+#include <string.h>
#include "gtkvumeter.h"
#define MIN_HORIZONTAL_VUMETER_WIDTH 40
@@ -15,138 +6,142 @@
#define VERTICAL_VUMETER_WIDTH 20
#define MIN_VERTICAL_VUMETER_HEIGHT 40
-static void gtk_vumeter_init (GtkVUMeter *vumeter);
-static void gtk_vumeter_class_init (GtkVUMeterClass *class);
-static void gtk_vumeter_destroy (GtkObject *object);
-static void gtk_vumeter_realize (GtkWidget *widget);
-static void gtk_vumeter_size_request (GtkWidget *widget, GtkRequisition *requisition);
-static void gtk_vumeter_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
-static gint gtk_vumeter_expose (GtkWidget *widget, GdkEventExpose *event);
-static void gtk_vumeter_free_colors (GtkVUMeter *vumeter);
-static void gtk_vumeter_setup_colors (GtkVUMeter *vumeter);
-static gint gtk_vumeter_sound_level_to_draw_level (GtkVUMeter *vumeter);
+G_DEFINE_TYPE (GtkVuMeter, gtk_vu_meter, GTK_TYPE_DRAWING_AREA);
static GdkColor default_f_gradient_keys[3] = {{0,65535,0,0},{0,65535,65535,0},{0,0,65535,0}};
static GdkColor default_b_gradient_keys[3] = {{0,49151,0,0},{0,49151,49151,0},{0,0,49151,0}};
-static GtkWidgetClass *parent_class = NULL;
-
-
-GtkType gtk_vumeter_get_type (void)
-{
- static GType vumeter_type = 0;
-
- if (!vumeter_type) {
- static const GTypeInfo vumeter_info = {
- sizeof (GtkVUMeterClass),
- NULL, NULL,
- (GClassInitFunc) gtk_vumeter_class_init,
- NULL, NULL, sizeof (GtkVUMeter), 0,
- (GInstanceInitFunc) gtk_vumeter_init,
- };
- vumeter_type = g_type_register_static (GTK_TYPE_WIDGET, "GtkVUMeter", &vumeter_info, 0);
- }
-
- return vumeter_type;
+static gboolean gtk_vu_meter_expose (GtkWidget *vumeter, GdkEventExpose *event);
+static void gtk_vu_meter_setup_colors (GtkVuMeter *vumeter);
+static void gtk_vu_meter_free_colors (GtkVuMeter *vumeter);
+static void free_drawbuf(guchar *pixels, gpointer data);
+static void gtk_vu_meter_size_request (GtkWidget *widget, GtkRequisition *requisition);
+static void gtk_vu_meter_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
+static gint gtk_vu_meter_sound_level_to_draw_level (GtkVuMeter *vumeter);
+
+static void gtk_vu_meter_class_init (GtkVuMeterClass *class) {
+ GtkWidgetClass *widget_class;
+ widget_class = GTK_WIDGET_CLASS (class);
+ widget_class->expose_event = gtk_vu_meter_expose;
+ widget_class->size_request = gtk_vu_meter_size_request;
+ widget_class->size_allocate = gtk_vu_meter_size_allocate;
}
-GtkWidget* gtk_vumeter_new (gboolean vertical)
-{
- GtkVUMeter *vumeter;
- vumeter = gtk_type_new (GTK_TYPE_VUMETER);
- vumeter->vertical = vertical;
- return GTK_WIDGET (vumeter);
+static void gtk_vu_meter_init (GtkVuMeter *vumeter) {
+ vumeter->vertical=TRUE;
+ gtk_vu_meter_set_gradient(vumeter, 3, default_f_gradient_keys, 3, default_b_gradient_keys);
+ gtk_vu_meter_setup_colors(vumeter);
}
-static void gtk_vumeter_init (GtkVUMeter *vumeter)
-{
- vumeter->colormap = NULL;
- vumeter->colors = 0;
- vumeter->f_gc = NULL;
- vumeter->b_gc = NULL;
- vumeter->f_colors = NULL;
- vumeter->b_colors = NULL;
-
- vumeter->level = 0;
- vumeter->min = 0;
- vumeter->max = 32767;
- vumeter->peaks_falloff = GTK_VUMETER_PEAKS_FALLOFF_MEDIUM;
- vumeter->peak_level = 0;
-
- vumeter->scale = GTK_VUMETER_SCALE_LINEAR;
+void gtk_vu_meter_set_gradient (GtkVuMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys) {
+ //XXX : memdup is a bad idea ?
+ GdkColor *fgk = g_memdup(f_gradient_keys, f_gradient_key_count*sizeof(GdkColor));
+ GdkColor *bgk = g_memdup(b_gradient_keys, b_gradient_key_count*sizeof(GdkColor));
+ g_return_if_fail (fgk != NULL);
+ g_return_if_fail (bgk != NULL);
- //XXX A bit heavy...
- gtk_vumeter_set_gradient(vumeter, 3, default_f_gradient_keys, 3, default_b_gradient_keys);
+ vumeter->f_gradient_keys = fgk;
+ vumeter->f_gradient_key_count=f_gradient_key_count;
+ vumeter->b_gradient_keys = bgk;
+ vumeter->b_gradient_key_count=b_gradient_key_count;
}
-
-static void gtk_vumeter_class_init (GtkVUMeterClass *class)
-{
- GtkObjectClass *object_class;
- GtkWidgetClass *widget_class;
-
- object_class = (GtkObjectClass*) class;
- widget_class = (GtkWidgetClass*) class;
- parent_class = gtk_type_class(gtk_widget_get_type());
-
- object_class->destroy = gtk_vumeter_destroy;
-
- widget_class->realize = gtk_vumeter_realize;
- widget_class->expose_event = gtk_vumeter_expose;
- widget_class->size_request = gtk_vumeter_size_request;
- widget_class->size_allocate = gtk_vumeter_size_allocate;
+static void gtk_vu_meter_free_colors (GtkVuMeter *vumeter) {
+ // TODO : free pixmaps
}
-static void gtk_vumeter_destroy (GtkObject *object)
-{
- GtkVUMeter *vumeter = GTK_VUMETER (object);
-
- gtk_vumeter_free_colors (vumeter);
-
- GTK_OBJECT_CLASS (parent_class)->destroy (object);
-}
-
-static void gtk_vumeter_realize (GtkWidget *widget)
-{
- GtkVUMeter *vumeter;
- GdkWindowAttr attributes;
- gint attributes_mask;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_VUMETER (widget));
-
- GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
- vumeter = GTK_VUMETER (widget);
-
- attributes.x = widget->allocation.x;
- attributes.y = widget->allocation.y;
- attributes.width = widget->allocation.width;
- attributes.height = widget->allocation.height;
- attributes.wclass = GDK_INPUT_OUTPUT;
- attributes.window_type = GDK_WINDOW_CHILD;
- attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
- attributes.visual = gtk_widget_get_visual (widget);
- attributes.colormap = gtk_widget_get_colormap (widget);
- attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
- widget->window = gdk_window_new (widget->parent->window, &attributes, attributes_mask);
-
- widget->style = gtk_style_attach (widget->style, widget->window);
-
- gdk_window_set_user_data (widget->window, widget);
- gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
-
- /* colors */
- vumeter->colormap = gdk_colormap_get_system ();
- gtk_vumeter_setup_colors (vumeter);
+static void gtk_vu_meter_setup_colors (GtkVuMeter *vumeter) {
+
+ gint i,j;
+ guchar *f_drawbuf, *b_drawbuf, f_r, f_g, f_b, b_r, b_g, b_b;
+ gint f_key_len, b_key_len;
+ gint f_key_i, b_key_i;
+ gdouble f_key_pos, b_key_pos;
+ GdkColor *fgk, *bgk;
+
+ gint h=GTK_WIDGET(vumeter)->allocation.height;
+ gint w=GTK_WIDGET(vumeter)->allocation.width;
+
+ // Clean every previous colors and buffers
+ gtk_vu_meter_free_colors (vumeter);
+
+ if (vumeter->vertical == TRUE) {
+ vumeter->colors = MAX(h, 0);
+ } else {
+ vumeter->colors = MAX(w, 0);
+ }
+
+ // Allocate a memory buffers to hold the gradients
+ f_drawbuf=g_malloc(h*w*3);
+ b_drawbuf=g_malloc(h*w*3);
+ g_return_if_fail (f_drawbuf != NULL);
+ g_return_if_fail (b_drawbuf != NULL);
+
+ // Compute some values before looping for gradient generation
+ f_key_len = vumeter->colors / (vumeter->f_gradient_key_count-1) + 1;
+ b_key_len = vumeter->colors / (vumeter->b_gradient_key_count-1) + 1;
+ fgk=vumeter->f_gradient_keys;
+ bgk=vumeter->b_gradient_keys;
+
+ for (i=0; i<vumeter->colors; i++) {
+ // Compute the current position in the gradient keys
+ f_key_i=i/f_key_len;
+ f_key_pos=((gdouble) (i%f_key_len)/f_key_len);
+ b_key_i=i/f_key_len;
+ b_key_pos=((gdouble) (i%b_key_len)/b_key_len);
+
+ /* Generate the Colours */
+ /* foreground */
+ f_r = ( fgk[f_key_i].red*(1.0-f_key_pos) + fgk[f_key_i+1].red*f_key_pos ) / 256;
+ f_g = ( fgk[f_key_i].green*(1.0-f_key_pos) + fgk[f_key_i+1].green*f_key_pos ) / 256;
+ f_b = ( fgk[f_key_i].blue*(1.0-f_key_pos) + fgk[f_key_i+1].blue*f_key_pos ) / 256;
+ /* background */
+ b_r = ( bgk[b_key_i].red*(1.0-b_key_pos) + bgk[b_key_i+1].red*b_key_pos ) / 256;
+ b_g = ( bgk[b_key_i].green*(1.0-b_key_pos) + bgk[b_key_i+1].green*b_key_pos ) / 256;
+ b_b = ( bgk[b_key_i].blue*(1.0-b_key_pos) + bgk[b_key_i+1].blue*b_key_pos ) / 256;
+
+ /* Apply the color in the drawbufs */
+ if (vumeter->vertical == TRUE) {
+ // Vertical mode : draw directly the whole line of identical color
+ for (j=3*w*i; j<3*w*(i+1); ) {
+ f_drawbuf[j++]=f_r;
+ f_drawbuf[j++]=f_g;
+ f_drawbuf[j++]=f_b;
+ }
+ for (j=3*w*i; j<3*w*(i+1); ) {
+ b_drawbuf[j++]=b_r;
+ b_drawbuf[j++]=b_g;
+ b_drawbuf[j++]=b_b;
+ }
+ } else {
+ // Horiziontal mode : draw only the first line (color change at each pixel)
+ // Others line will be duplicated at the end
+ f_drawbuf[i]=f_r;
+ f_drawbuf[i+1]=f_g;
+ f_drawbuf[i+2]=f_b;
+ b_drawbuf[i]=b_r;
+ b_drawbuf[i+1]=b_g;
+ b_drawbuf[i+2]=b_b;
+ }
+ }
+ if (vumeter->vertical != TRUE) {
+ // Duplicate the first line over the others
+ for (j=1; j<h; j++) {
+ memcpy(f_drawbuf, f_drawbuf+3*w*j, w);
+ }
+ }
+
+ vumeter->f_pixbuf = gdk_pixbuf_new_from_data(f_drawbuf, GDK_COLORSPACE_RGB, FALSE, 8, w, h, w*3, free_drawbuf, NULL);
+ vumeter->b_pixbuf = gdk_pixbuf_new_from_data(b_drawbuf, GDK_COLORSPACE_RGB, FALSE, 8, w, h, w*3, free_drawbuf, NULL);
}
-static void gtk_vumeter_size_request (GtkWidget *widget, GtkRequisition *requisition)
+static void gtk_vu_meter_size_request (GtkWidget *widget, GtkRequisition *requisition)
{
- GtkVUMeter *vumeter;
+ GtkVuMeter *vumeter;
- g_return_if_fail (GTK_IS_VUMETER (widget));
+ g_return_if_fail (GTK_IS_VU_METER (widget));
g_return_if_fail (requisition != NULL);
- vumeter = GTK_VUMETER (widget);
+ vumeter = GTK_VU_METER (widget);
if (vumeter->vertical == TRUE) {
requisition->width = VERTICAL_VUMETER_WIDTH;
@@ -157,16 +152,16 @@ static void gtk_vumeter_size_request (GtkWidget *widget, GtkRequisition *requisi
}
}
-static void gtk_vumeter_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+static void gtk_vu_meter_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
{
- GtkVUMeter *vumeter;
+ GtkVuMeter *vumeter;
g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_VUMETER (widget));
+ g_return_if_fail (GTK_IS_VU_METER (widget));
g_return_if_fail (allocation != NULL);
widget->allocation = *allocation;
- vumeter = GTK_VUMETER (widget);
+ vumeter = GTK_VU_METER (widget);
if (GTK_WIDGET_REALIZED (widget)) {
if (vumeter->vertical == TRUE) { /* veritcal */
@@ -177,183 +172,75 @@ static void gtk_vumeter_size_allocate (GtkWidget *widget, GtkAllocation *allocat
MAX(allocation->width, MIN_HORIZONTAL_VUMETER_WIDTH), HORIZONTAL_VUMETER_HEIGHT);
}
/* Fix the colours */
- gtk_vumeter_setup_colors (vumeter);
+ gtk_vu_meter_setup_colors (vumeter);
}
}
-static gint gtk_vumeter_expose (GtkWidget *widget, GdkEventExpose *event)
-{
- GtkVUMeter *vumeter;
- gint index, level;
- gint width, height;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_VUMETER (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
+static void free_drawbuf(guchar *pixels, gpointer data) {
+ g_free(pixels);
+}
- if (event->count > 0)
- return FALSE;
+static gboolean gtk_vu_meter_expose (GtkWidget *vumeter, GdkEventExpose *event) {
+ //gdk_pixbuf_render_to_drawable(pixbuf, dbuf_pixmap, app->style->fg_gc[GTK_STATE_NORMAL], 0, 0, 0, 0, WIDTH, HEIGHT, GDK_RGB_DITHER_NORMAL, 0, 0);
+ cairo_t *cr;
+ gint draw_level = gtk_vu_meter_sound_level_to_draw_level(GTK_VU_METER(vumeter));
+
+ cr = gdk_cairo_create (vumeter->window);
- vumeter = GTK_VUMETER (widget);
- level = gtk_vumeter_sound_level_to_draw_level (vumeter);
+ // set a clip region for the expose event
+ cairo_rectangle (cr,event->area.x, event->area.y, event->area.width, event->area.height);
+ cairo_clip(cr);
- if (vumeter->vertical == TRUE) {
- width = widget->allocation.width - 2;
- height = widget->allocation.height;
-
- /* draw border */
- gtk_paint_box (widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
- NULL, widget, "trough", 0, 0, widget->allocation.width, height);
- /* draw background gradient */
- for (index = 0; index < level; index++) {
- gdk_draw_line (widget->window, vumeter->b_gc[index], 1, index + 1, width, index + 1);
- }
- /* draw foreground gradient */
- for (index = level; index < height - 2; index++) {
- gdk_draw_line (widget->window, vumeter->f_gc[index], 1, index + 1, width, index + 1);
- }
- } else { /* Horizontal */
- width = widget->allocation.width;
- height = widget->allocation.height - 2;
-
- /* draw border */
- gtk_paint_box (widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
- NULL, widget, "trough", 0, 0, width, widget->allocation.height);
- /* draw background gradient */
- for (index = 0; index < level; index++) {
- gdk_draw_line (widget->window, vumeter->b_gc[index], index + 1, 1, index + 1, height);
- }
- /* draw foreground gradient */
- for (index = level; index < height - 2; index++) {
- gdk_draw_line (widget->window, vumeter->f_gc[index], index + 1, 1, index + 1, height);
- }
- }
+ // Paint from the stored gradient
+ gdk_cairo_set_source_pixbuf(cr, GTK_VU_METER(vumeter)->b_pixbuf,0,0);
+ cairo_paint(cr);
- return FALSE;
-}
+ // set a clip region for the expose event
+ if (GTK_VU_METER(vumeter)->vertical==TRUE) {
+ cairo_rectangle (cr,event->area.x, event->area.y+draw_level, event->area.width, event->area.height-draw_level);
+ } else {
+ //TODO
+ cairo_rectangle (cr,event->area.x, event->area.y, event->area.width, 12/*event->area.height*/);
+ }
+ cairo_clip(cr);
-static void gtk_vumeter_free_colors (GtkVUMeter *vumeter)
-{
- gint index;
-
- /* Free old gc's */
- if (vumeter->f_gc && vumeter->b_gc) {
- for (index = 0; index < vumeter->colors; index++) {
- if (vumeter->f_gc[index]) {
- g_object_unref (G_OBJECT(vumeter->f_gc[index]));
- }
- if (vumeter->b_gc[index]) {
- g_object_unref (G_OBJECT(vumeter->b_gc[index]));
- }
- }
- g_free(vumeter->f_gc);
- g_free(vumeter->b_gc);
- vumeter->f_gc = NULL;
- vumeter->b_gc = NULL;
- }
-
- /* Free old Colors */
- if (vumeter->f_colors) {
- gdk_colormap_free_colors (vumeter->colormap, vumeter->f_colors, vumeter->colors);
- g_free (vumeter->f_colors);
- vumeter->f_colors = NULL;
- }
- if (vumeter->b_colors) {
- gdk_colormap_free_colors (vumeter->colormap, vumeter->b_colors, vumeter->colors);
- g_free (vumeter->b_colors);
- vumeter->b_colors = NULL;
- }
+ // Paint from the stored gradient
+ gdk_cairo_set_source_pixbuf(cr, GTK_VU_METER(vumeter)->f_pixbuf,0,0);
+ cairo_paint(cr);
+
+ cairo_destroy(cr);
+
+ return FALSE;
}
-static void gtk_vumeter_setup_colors (GtkVUMeter *vumeter)
-{
- gint index;
- gint max;
- gint f_key_len, b_key_len;
- gint f_key_index, b_key_index;
- gdouble f_key_pos, b_key_pos;
- GdkColor *fgk, *bgk;
-
- g_return_if_fail (vumeter->colormap != NULL);
-
- gtk_vumeter_free_colors (vumeter);
-
- /* Set new size */
- if (vumeter->vertical == TRUE) {
- vumeter->colors = MAX(GTK_WIDGET(vumeter)->allocation.height - 2, 0);
- } else {
- vumeter->colors = MAX(GTK_WIDGET(vumeter)->allocation.width - 2, 0);
- }
-
- /* allocate new memory */
- vumeter->f_colors = g_malloc (vumeter->colors * sizeof(GdkColor));
- vumeter->b_colors = g_malloc (vumeter->colors * sizeof(GdkColor));
- vumeter->f_gc = g_malloc (vumeter->colors * sizeof(GdkGC *));
- vumeter->b_gc = g_malloc (vumeter->colors * sizeof(GdkGC *));
-
- /* Initialize stuff */
-
- max=vumeter->colors;
- f_key_len = max / (vumeter->f_gradient_key_count-1) + 1;
- b_key_len = max / (vumeter->b_gradient_key_count-1) + 1;
- fgk=vumeter->f_gradient_keys;
- bgk=vumeter->b_gradient_keys;
-
- for (index = 0; index < max; index++) {
- f_key_index=index/f_key_len;
- f_key_pos=((gdouble) (index%f_key_len)/f_key_len);
- b_key_index=index/f_key_len;
- b_key_pos=((gdouble) (index%b_key_len)/b_key_len);
-
- /* Generate the Colours */
- /* foreground */
- vumeter->f_colors[index].red = fgk[f_key_index].red*(1.0-f_key_pos) + fgk[f_key_index+1].red*f_key_pos;
- vumeter->f_colors[index].green = fgk[f_key_index].green*(1.0-f_key_pos) + fgk[f_key_index+1].green*f_key_pos;
- vumeter->f_colors[index].blue = fgk[f_key_index].blue*(1.0-f_key_pos) + fgk[f_key_index+1].blue*f_key_pos;
- /* background */
- vumeter->b_colors[index].red = bgk[b_key_index].red*(1.0-b_key_pos) + bgk[b_key_index+1].red*b_key_pos;
- vumeter->b_colors[index].green = bgk[b_key_index].green*(1.0-b_key_pos) + bgk[b_key_index+1].green*b_key_pos;
- vumeter->b_colors[index].blue = bgk[b_key_index].blue*(1.0-b_key_pos) + bgk[b_key_index+1].blue*b_key_pos;
-
- /* Allocate the Colours */
- /* foreground */
- //TODO : try to use gdk_colormap_alloc_colors or suppress f_colors array
- gdk_colormap_alloc_color (vumeter->colormap, &vumeter->f_colors[index], FALSE, TRUE);
- vumeter->f_gc[index] = gdk_gc_new(GTK_WIDGET(vumeter)->window);
- gdk_gc_set_foreground(vumeter->f_gc[index], &vumeter->f_colors[index]);
- /* background */
- gdk_colormap_alloc_color (vumeter->colormap, &vumeter->b_colors[index], FALSE, TRUE);
- vumeter->b_gc[index] = gdk_gc_new(GTK_WIDGET(vumeter)->window);
- gdk_gc_set_foreground(vumeter->b_gc[index], &vumeter->b_colors[index]);
- }
+static gint gtk_vu_meter_sound_level_to_draw_level (GtkVuMeter *vumeter) {
+ gint draw_level;
+ gdouble level, min, max, height;
+
+ level = (gdouble)vumeter->level;
+ min = (gdouble)vumeter->min;
+ max = (gdouble)vumeter->max;
+ height = (gdouble)vumeter->colors;
+
+ draw_level = (1.0 - (level - min)/(max - min)) * height;
+
+ //printf("1.0 - (%lf - %lf)/(%lf - %lf)) * %lf => %i\n", level, min, max, min, height, draw_level);
+
+ return draw_level;
}
-static gint gtk_vumeter_sound_level_to_draw_level (GtkVUMeter *vumeter)
-{
- gdouble draw_level;
- gdouble level, min, max, height;
- gdouble log_level, log_max;
-
- level = (gdouble)vumeter->level;
- min = (gdouble)vumeter->min;
- max = (gdouble)vumeter->max;
- height = (gdouble)vumeter->colors;
-
- if (vumeter->scale == GTK_VUMETER_SCALE_LINEAR) {
- draw_level = (1.0 - (level - min)/(max - min)) * height;
- } else {
- log_level = log10((level - min + 1)/(max - min + 1));
- log_max = log10(1/(max - min + 1));
- draw_level = log_level/log_max * height;
- }
-
- return ((gint)draw_level);
+GtkWidget * gtk_vu_meter_new (gboolean vertical) {
+ GtkWidget *vumeter = g_object_new (GTK_TYPE_VU_METER, NULL);
+ GTK_VU_METER(vumeter)->vertical=vertical;
+ GTK_VU_METER(vumeter)->level=0;
+ GTK_VU_METER(vumeter)->min=-32767;
+ GTK_VU_METER(vumeter)->max=32767;
}
-void gtk_vumeter_set_min_max (GtkVUMeter *vumeter, gint min, gint max)
+
+void gtk_vu_meter_set_min_max (GtkVuMeter *vumeter, gint min, gint max)
{
g_return_if_fail (vumeter != NULL);
- g_return_if_fail (GTK_IS_VUMETER (vumeter));
vumeter->max = MAX(max, min);
vumeter->min = MIN(min, max);
@@ -364,45 +251,11 @@ void gtk_vumeter_set_min_max (GtkVUMeter *vumeter, gint min, gint max)
gtk_widget_queue_draw (GTK_WIDGET(vumeter));
}
-void gtk_vumeter_set_level (GtkVUMeter *vumeter, gint level)
+void gtk_vu_meter_set_level(GtkVuMeter *vumeter, gint level)
{
g_return_if_fail (vumeter != NULL);
- g_return_if_fail (GTK_IS_VUMETER (vumeter));
vumeter->level = CLAMP (level, vumeter->min, vumeter->max);
gtk_widget_queue_draw (GTK_WIDGET(vumeter));
}
-void gtk_vumeter_set_peaks_falloff (GtkVUMeter *vumeter, gint peaks_falloff)
-{
- g_return_if_fail (vumeter != NULL);
- g_return_if_fail (GTK_IS_VUMETER (vumeter));
-}
-
-void gtk_vumeter_set_scale (GtkVUMeter *vumeter, gint scale)
-{
- g_return_if_fail (vumeter != NULL);
- g_return_if_fail (GTK_IS_VUMETER (vumeter));
-
- if (scale != vumeter->scale) {
- vumeter->scale = CLAMP(scale, GTK_VUMETER_SCALE_LINEAR, GTK_VUMETER_SCALE_LAST - 1);
- if (GTK_WIDGET_REALIZED(vumeter)) {
- gtk_vumeter_setup_colors (vumeter);
- gtk_widget_queue_draw (GTK_WIDGET(vumeter));
- }
- }
-}
-
-void gtk_vumeter_set_gradient (GtkVUMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys) {
- //XXX : memdup is a bad idea ?
- GdkColor *fgk = g_memdup(f_gradient_keys, f_gradient_key_count*sizeof(GdkColor));
- GdkColor *bgk = g_memdup(b_gradient_keys, b_gradient_key_count*sizeof(GdkColor));
- g_return_if_fail (fgk != NULL);
- g_return_if_fail (bgk != NULL);
-
- vumeter->f_gradient_keys = fgk;
- vumeter->f_gradient_key_count=f_gradient_key_count;
- vumeter->b_gradient_keys = bgk;
- vumeter->b_gradient_key_count=b_gradient_key_count;
-}
-
diff --git a/tests/test4/gtkvumeter.h b/tests/test4/gtkvumeter.h
index ea64dcb..ec7ee67 100644
--- a/tests/test4/gtkvumeter.h
+++ b/tests/test4/gtkvumeter.h
@@ -1,80 +1,39 @@
-/***************************************************************************
- * gtkvumeter.h
- *
- * Fri Jan 10 20:06:41 2003
- * Copyright 2003 Todd Goyen
- * wettoad@knighthoodofbuh.org
- ****************************************************************************/
-
-#ifndef __GTKVUMETER_H__
-#define __GTKVUMETER_H__
-
+#ifndef GTKVUMETER_H
+#define GTKVUMETER_H
#include <gtk/gtk.h>
-G_BEGIN_DECLS
+#define GTK_TYPE_VU_METER (gtk_vu_meter_get_type ())
+#define GTK_VU_METER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_VU_METER, GtkVuMeter))
+#define GTK_VU_METER_CLASS(obj) (G_TYPE_CHECK_CLASS_CAST ((obj), GTK_VU_METER, GtkVuMeterClass))
+#define GTK_IS_VU_METER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_VU_METER))
+#define GTK_IS_VU_METER_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((obj), GTK_TYPE_VU_METER))
+#define GTK_VU_METER_GET_CLASS (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_VU_METER, GtkVuMeterClass))
-#define GTK_TYPE_VUMETER (gtk_vumeter_get_type ())
-#define GTK_VUMETER(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_VUMETER, GtkVUMeter))
-#define GTK_VUMETER_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_VUMETER GtkVUMeterClass))
-#define GTK_IS_VUMETER(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_VUMETER))
-#define GTK_IS_VUMETER_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_VUMETER))
-#define GTK_VUMETER_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_VUMETER, GtkVUMeterClass))
+typedef struct _GtkVuMeter GtkVuMeter;
+typedef struct _GtkVuMeterClass GtkVuMeterClass;
-typedef struct _GtkVUMeter GtkVUMeter;
-typedef struct _GtkVUMeterClass GtkVUMeterClass;
-
-struct _GtkVUMeter {
- GtkWidget widget;
-
- gint f_gradient_key_count;
- GdkColor *f_gradient_keys;
- gint b_gradient_key_count;
- GdkColor *b_gradient_keys;
+struct _GtkVuMeter {
+ GtkDrawingArea parent;
- GdkColormap *colormap;
- gint colors;
-
- GdkGC **f_gc;
- GdkGC **b_gc;
- GdkColor *f_colors;
- GdkColor *b_colors;
-
- gboolean vertical;
- gint level;
- gint min;
- gint max;
+ /* private */
+ gboolean vertical;
+ gint level, min, max;
- gint peaks_falloff;
- gint peak_level;
-
- gint scale;
-};
-
-struct _GtkVUMeterClass {
- GtkWidgetClass parent_class;
-};
+ gint f_gradient_key_count, b_gradient_key_count;
+ GdkColor *f_gradient_keys, *b_gradient_keys;
-enum {
- GTK_VUMETER_PEAKS_FALLOFF_SLOW,
- GTK_VUMETER_PEAKS_FALLOFF_MEDIUM,
- GTK_VUMETER_PEAKS_FALLOFF_FAST,
- GTK_VUMETER_PEAKS_FALLOFF_LAST
+ gint colors;
+ GdkPixbuf *f_pixbuf, *b_pixbuf;
};
-enum {
- GTK_VUMETER_SCALE_LINEAR,
- GTK_VUMETER_SCALE_LOG,
- GTK_VUMETER_SCALE_LAST
+struct _GtkVuMeterClass {
+ GtkDrawingAreaClass parent_class;
};
-GtkType gtk_vumeter_get_type (void) G_GNUC_CONST;
-GtkWidget *gtk_vumeter_new (gboolean vertical);
-void gtk_vumeter_set_min_max (GtkVUMeter *vumeter, gint min, gint max);
-void gtk_vumeter_set_level (GtkVUMeter *vumeter, gint level);
-void gtk_vumeter_set_peaks_falloff (GtkVUMeter *vumeter, gint peaks_falloff);
-void gtk_vumeter_set_scale (GtkVUMeter *vumeter, gint scale);
-void gtk_vumeter_set_gradient (GtkVUMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys);
-G_END_DECLS
+GtkWidget * gtk_vu_meter_new (gboolean vertical);
+void gtk_vu_meter_set_gradient (GtkVuMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys);
+void gtk_vu_meter_set_min_max (GtkVuMeter *vumeter, gint min, gint max);
+void gtk_vu_meter_set_level(GtkVuMeter *vumeter, gint level);
-#endif /* __GTKVUMETER_H__ */
+#endif /*GTKVUMETER_H*/
diff --git a/tests/test4/no-perf/compute.c b/tests/test4/no-perf/compute.c
new file mode 100644
index 0000000..91a5455
--- /dev/null
+++ b/tests/test4/no-perf/compute.c
@@ -0,0 +1,42 @@
+#include "compute.h"
+
+void function audio2hsv_1(gint audio_level, gint *light_h, gint *light_s, gint *light_v) {
+ // Dummy code
+ *light_h=-audio_level;
+ *light_s=audio_level;
+ *light_v=65535;
+}
+
+
+void hsv2rgb(gint h, gint s, gint v, gint *r, gint *g, gint *b) {
+ /*
+ * Purpose:
+ * Convert HSV values to RGB values
+ * All values are in the range [0..65535]
+ */
+ float F, M, N, K;
+ int I;
+
+ if ( s == 0 ) {
+ /*
+ * Achromatic case, set level of grey
+ */
+ *r = v;
+ *g = v;
+ *b = v;
+ } else {
+ I = (int) h/(65535/6); /* should be in the range 0..5 */
+ F = h - I; /* fractional part */
+
+ M = v * (1 - s);
+ N = v * (1 - s * F);
+ K = v * (1 - s * (1 - F));
+
+ if (I == 0) { *r = v; *g = K; *b = M; }
+ if (I == 1) { *r = N; *g = v; *b = M; }
+ if (I == 2) { *r = M; *g = v; *b = K; }
+ if (I == 3) { *r = M; *g = N; *b = v; }
+ if (I == 4) { *r = K; *g = M; *b = v; }
+ if (I == 5) { *r = v; *g = M; *b = N; }
+ }
+}
diff --git a/tests/test4/no-perf/compute.h b/tests/test4/no-perf/compute.h
new file mode 100644
index 0000000..2454e56
--- /dev/null
+++ b/tests/test4/no-perf/compute.h
@@ -0,0 +1,10 @@
+#ifndef COMPUTE_H
+#define COMPUTE_H
+
+#include <gtk/gtk.h>
+
+void audio2hsv_1(gint audio_level, gint *light_h, gint *light_s, gint *light_v);
+void hsv2rgb(gint h, gint s, gint v, gint *r, gint *g, gint *b);
+
+#endif
+
diff --git a/tests/test4/no-perf/gtkvumeter.c b/tests/test4/no-perf/gtkvumeter.c
new file mode 100644
index 0000000..2cc1b61
--- /dev/null
+++ b/tests/test4/no-perf/gtkvumeter.c
@@ -0,0 +1,408 @@
+/***************************************************************************
+ * gtkvumeter.c
+ *
+ * Fri Jan 10 20:06:23 2003
+ * Copyright 2003 Todd Goyen
+ * wettoad@knighthoodofbuh.org
+ ****************************************************************************/
+
+#include <math.h>
+#include <gtk/gtk.h>
+#include "gtkvumeter.h"
+
+#define MIN_HORIZONTAL_VUMETER_WIDTH 40
+#define HORIZONTAL_VUMETER_HEIGHT 20
+#define VERTICAL_VUMETER_WIDTH 20
+#define MIN_VERTICAL_VUMETER_HEIGHT 40
+
+static void gtk_vumeter_init (GtkVUMeter *vumeter);
+static void gtk_vumeter_class_init (GtkVUMeterClass *class);
+static void gtk_vumeter_destroy (GtkObject *object);
+static void gtk_vumeter_realize (GtkWidget *widget);
+static void gtk_vumeter_size_request (GtkWidget *widget, GtkRequisition *requisition);
+static void gtk_vumeter_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
+static gint gtk_vumeter_expose (GtkWidget *widget, GdkEventExpose *event);
+static void gtk_vumeter_free_colors (GtkVUMeter *vumeter);
+static void gtk_vumeter_setup_colors (GtkVUMeter *vumeter);
+static gint gtk_vumeter_sound_level_to_draw_level (GtkVUMeter *vumeter);
+
+static GdkColor default_f_gradient_keys[3] = {{0,65535,0,0},{0,65535,65535,0},{0,0,65535,0}};
+static GdkColor default_b_gradient_keys[3] = {{0,49151,0,0},{0,49151,49151,0},{0,0,49151,0}};
+static GtkWidgetClass *parent_class = NULL;
+
+
+
+GtkType gtk_vumeter_get_type (void)
+{
+ static GType vumeter_type = 0;
+
+ if (!vumeter_type) {
+ static const GTypeInfo vumeter_info = {
+ sizeof (GtkVUMeterClass),
+ NULL, NULL,
+ (GClassInitFunc) gtk_vumeter_class_init,
+ NULL, NULL, sizeof (GtkVUMeter), 0,
+ (GInstanceInitFunc) gtk_vumeter_init,
+ };
+ vumeter_type = g_type_register_static (GTK_TYPE_WIDGET, "GtkVUMeter", &vumeter_info, 0);
+ }
+
+ return vumeter_type;
+}
+
+GtkWidget* gtk_vumeter_new (gboolean vertical)
+{
+ GtkVUMeter *vumeter;
+ vumeter = gtk_type_new (GTK_TYPE_VUMETER);
+ vumeter->vertical = vertical;
+ return GTK_WIDGET (vumeter);
+}
+
+static void gtk_vumeter_init (GtkVUMeter *vumeter)
+{
+ vumeter->colormap = NULL;
+ vumeter->colors = 0;
+ vumeter->f_gc = NULL;
+ vumeter->b_gc = NULL;
+ vumeter->f_colors = NULL;
+ vumeter->b_colors = NULL;
+
+ vumeter->level = 0;
+ vumeter->min = 0;
+ vumeter->max = 32767;
+ vumeter->peaks_falloff = GTK_VUMETER_PEAKS_FALLOFF_MEDIUM;
+ vumeter->peak_level = 0;
+
+ vumeter->scale = GTK_VUMETER_SCALE_LINEAR;
+
+ //XXX A bit heavy...
+ gtk_vumeter_set_gradient(vumeter, 3, default_f_gradient_keys, 3, default_b_gradient_keys);
+}
+
+static void gtk_vumeter_class_init (GtkVUMeterClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ object_class = (GtkObjectClass*) class;
+ widget_class = (GtkWidgetClass*) class;
+ parent_class = gtk_type_class(gtk_widget_get_type());
+
+ object_class->destroy = gtk_vumeter_destroy;
+
+ widget_class->realize = gtk_vumeter_realize;
+ widget_class->expose_event = gtk_vumeter_expose;
+ widget_class->size_request = gtk_vumeter_size_request;
+ widget_class->size_allocate = gtk_vumeter_size_allocate;
+}
+
+static void gtk_vumeter_destroy (GtkObject *object)
+{
+ GtkVUMeter *vumeter = GTK_VUMETER (object);
+
+ gtk_vumeter_free_colors (vumeter);
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+}
+
+static void gtk_vumeter_realize (GtkWidget *widget)
+{
+ GtkVUMeter *vumeter;
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (widget));
+
+ GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+ vumeter = GTK_VUMETER (widget);
+
+ attributes.x = widget->allocation.x;
+ attributes.y = widget->allocation.y;
+ attributes.width = widget->allocation.width;
+ attributes.height = widget->allocation.height;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+ widget->window = gdk_window_new (widget->parent->window, &attributes, attributes_mask);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
+
+ gdk_window_set_user_data (widget->window, widget);
+ gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
+
+ /* colors */
+ vumeter->colormap = gdk_colormap_get_system ();
+ gtk_vumeter_setup_colors (vumeter);
+}
+
+static void gtk_vumeter_size_request (GtkWidget *widget, GtkRequisition *requisition)
+{
+ GtkVUMeter *vumeter;
+
+ g_return_if_fail (GTK_IS_VUMETER (widget));
+ g_return_if_fail (requisition != NULL);
+
+ vumeter = GTK_VUMETER (widget);
+
+ if (vumeter->vertical == TRUE) {
+ requisition->width = VERTICAL_VUMETER_WIDTH;
+ requisition->height = MIN_VERTICAL_VUMETER_HEIGHT;
+ } else {
+ requisition->width = MIN_HORIZONTAL_VUMETER_WIDTH;
+ requisition->height = HORIZONTAL_VUMETER_HEIGHT;
+ }
+}
+
+static void gtk_vumeter_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+{
+ GtkVUMeter *vumeter;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (widget));
+ g_return_if_fail (allocation != NULL);
+
+ widget->allocation = *allocation;
+ vumeter = GTK_VUMETER (widget);
+
+ if (GTK_WIDGET_REALIZED (widget)) {
+ if (vumeter->vertical == TRUE) { /* veritcal */
+ gdk_window_move_resize (widget->window, allocation->x, allocation->y,
+ VERTICAL_VUMETER_WIDTH, MAX(allocation->height, MIN_VERTICAL_VUMETER_HEIGHT));
+ } else { /* horizontal */
+ gdk_window_move_resize (widget->window, allocation->x, allocation->y,
+ MAX(allocation->width, MIN_HORIZONTAL_VUMETER_WIDTH), HORIZONTAL_VUMETER_HEIGHT);
+ }
+ /* Fix the colours */
+ gtk_vumeter_setup_colors (vumeter);
+ }
+}
+
+static gint gtk_vumeter_expose (GtkWidget *widget, GdkEventExpose *event)
+{
+ GtkVUMeter *vumeter;
+ gint index, level;
+ gint width, height;
+
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_VUMETER (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ if (event->count > 0)
+ return FALSE;
+
+ vumeter = GTK_VUMETER (widget);
+ level = gtk_vumeter_sound_level_to_draw_level (vumeter);
+
+ if (vumeter->vertical == TRUE) {
+ width = widget->allocation.width - 2;
+ height = widget->allocation.height;
+
+ /* draw border */
+ gtk_paint_box (widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
+ NULL, widget, "trough", 0, 0, widget->allocation.width, height);
+ /* draw background gradient */
+ for (index = 0; index < level; index++) {
+ gdk_draw_line (widget->window, vumeter->b_gc[index], 1, index + 1, width, index + 1);
+ }
+ /* draw foreground gradient */
+ for (index = level; index < height - 2; index++) {
+ gdk_draw_line (widget->window, vumeter->f_gc[index], 1, index + 1, width, index + 1);
+ }
+ } else { /* Horizontal */
+ width = widget->allocation.width;
+ height = widget->allocation.height - 2;
+
+ /* draw border */
+ gtk_paint_box (widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
+ NULL, widget, "trough", 0, 0, width, widget->allocation.height);
+ /* draw background gradient */
+ for (index = 0; index < level; index++) {
+ gdk_draw_line (widget->window, vumeter->b_gc[index], index + 1, 1, index + 1, height);
+ }
+ /* draw foreground gradient */
+ for (index = level; index < height - 2; index++) {
+ gdk_draw_line (widget->window, vumeter->f_gc[index], index + 1, 1, index + 1, height);
+ }
+ }
+
+ return FALSE;
+}
+
+static void gtk_vumeter_free_colors (GtkVUMeter *vumeter)
+{
+ gint index;
+
+ /* Free old gc's */
+ if (vumeter->f_gc && vumeter->b_gc) {
+ for (index = 0; index < vumeter->colors; index++) {
+ if (vumeter->f_gc[index]) {
+ g_object_unref (G_OBJECT(vumeter->f_gc[index]));
+ }
+ if (vumeter->b_gc[index]) {
+ g_object_unref (G_OBJECT(vumeter->b_gc[index]));
+ }
+ }
+ g_free(vumeter->f_gc);
+ g_free(vumeter->b_gc);
+ vumeter->f_gc = NULL;
+ vumeter->b_gc = NULL;
+ }
+
+ /* Free old Colors */
+ if (vumeter->f_colors) {
+ gdk_colormap_free_colors (vumeter->colormap, vumeter->f_colors, vumeter->colors);
+ g_free (vumeter->f_colors);
+ vumeter->f_colors = NULL;
+ }
+ if (vumeter->b_colors) {
+ gdk_colormap_free_colors (vumeter->colormap, vumeter->b_colors, vumeter->colors);
+ g_free (vumeter->b_colors);
+ vumeter->b_colors = NULL;
+ }
+}
+
+static void gtk_vumeter_setup_colors (GtkVUMeter *vumeter)
+{
+ gint index;
+ gint max;
+ gint f_key_len, b_key_len;
+ gint f_key_index, b_key_index;
+ gdouble f_key_pos, b_key_pos;
+ GdkColor *fgk, *bgk;
+
+ g_return_if_fail (vumeter->colormap != NULL);
+
+ gtk_vumeter_free_colors (vumeter);
+
+ /* Set new size */
+ if (vumeter->vertical == TRUE) {
+ vumeter->colors = MAX(GTK_WIDGET(vumeter)->allocation.height - 2, 0);
+ } else {
+ vumeter->colors = MAX(GTK_WIDGET(vumeter)->allocation.width - 2, 0);
+ }
+
+ /* allocate new memory */
+ vumeter->f_colors = g_malloc (vumeter->colors * sizeof(GdkColor));
+ vumeter->b_colors = g_malloc (vumeter->colors * sizeof(GdkColor));
+ vumeter->f_gc = g_malloc (vumeter->colors * sizeof(GdkGC *));
+ vumeter->b_gc = g_malloc (vumeter->colors * sizeof(GdkGC *));
+
+ /* Initialize stuff */
+
+ max=vumeter->colors;
+ f_key_len = max / (vumeter->f_gradient_key_count-1) + 1;
+ b_key_len = max / (vumeter->b_gradient_key_count-1) + 1;
+ fgk=vumeter->f_gradient_keys;
+ bgk=vumeter->b_gradient_keys;
+
+ for (index = 0; index < max; index++) {
+ f_key_index=index/f_key_len;
+ f_key_pos=((gdouble) (index%f_key_len)/f_key_len);
+ b_key_index=index/f_key_len;
+ b_key_pos=((gdouble) (index%b_key_len)/b_key_len);
+
+ /* Generate the Colours */
+ /* foreground */
+ vumeter->f_colors[index].red = fgk[f_key_index].red*(1.0-f_key_pos) + fgk[f_key_index+1].red*f_key_pos;
+ vumeter->f_colors[index].green = fgk[f_key_index].green*(1.0-f_key_pos) + fgk[f_key_index+1].green*f_key_pos;
+ vumeter->f_colors[index].blue = fgk[f_key_index].blue*(1.0-f_key_pos) + fgk[f_key_index+1].blue*f_key_pos;
+ /* background */
+ vumeter->b_colors[index].red = bgk[b_key_index].red*(1.0-b_key_pos) + bgk[b_key_index+1].red*b_key_pos;
+ vumeter->b_colors[index].green = bgk[b_key_index].green*(1.0-b_key_pos) + bgk[b_key_index+1].green*b_key_pos;
+ vumeter->b_colors[index].blue = bgk[b_key_index].blue*(1.0-b_key_pos) + bgk[b_key_index+1].blue*b_key_pos;
+
+ /* Allocate the Colours */
+ /* foreground */
+ //TODO : try to use gdk_colormap_alloc_colors or suppress f_colors array
+ gdk_colormap_alloc_color (vumeter->colormap, &vumeter->f_colors[index], FALSE, TRUE);
+ vumeter->f_gc[index] = gdk_gc_new(GTK_WIDGET(vumeter)->window);
+ gdk_gc_set_foreground(vumeter->f_gc[index], &vumeter->f_colors[index]);
+ /* background */
+ gdk_colormap_alloc_color (vumeter->colormap, &vumeter->b_colors[index], FALSE, TRUE);
+ vumeter->b_gc[index] = gdk_gc_new(GTK_WIDGET(vumeter)->window);
+ gdk_gc_set_foreground(vumeter->b_gc[index], &vumeter->b_colors[index]);
+ }
+}
+
+static gint gtk_vumeter_sound_level_to_draw_level (GtkVUMeter *vumeter)
+{
+ gdouble draw_level;
+ gdouble level, min, max, height;
+ gdouble log_level, log_max;
+
+ level = (gdouble)vumeter->level;
+ min = (gdouble)vumeter->min;
+ max = (gdouble)vumeter->max;
+ height = (gdouble)vumeter->colors;
+
+ if (vumeter->scale == GTK_VUMETER_SCALE_LINEAR) {
+ draw_level = (1.0 - (level - min)/(max - min)) * height;
+ } else {
+ log_level = log10((level - min + 1)/(max - min + 1));
+ log_max = log10(1/(max - min + 1));
+ draw_level = log_level/log_max * height;
+ }
+
+ return ((gint)draw_level);
+}
+
+void gtk_vumeter_set_min_max (GtkVUMeter *vumeter, gint min, gint max)
+{
+ g_return_if_fail (vumeter != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (vumeter));
+
+ vumeter->max = MAX(max, min);
+ vumeter->min = MIN(min, max);
+ if (vumeter->max == vumeter->min) {
+ vumeter->max++;
+ }
+ vumeter->level = CLAMP (vumeter->level, vumeter->min, vumeter->max);
+ gtk_widget_queue_draw (GTK_WIDGET(vumeter));
+}
+
+void gtk_vumeter_set_level (GtkVUMeter *vumeter, gint level)
+{
+ g_return_if_fail (vumeter != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (vumeter));
+
+ vumeter->level = CLAMP (level, vumeter->min, vumeter->max);
+ gtk_widget_queue_draw (GTK_WIDGET(vumeter));
+}
+
+void gtk_vumeter_set_peaks_falloff (GtkVUMeter *vumeter, gint peaks_falloff)
+{
+ g_return_if_fail (vumeter != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (vumeter));
+}
+
+void gtk_vumeter_set_scale (GtkVUMeter *vumeter, gint scale)
+{
+ g_return_if_fail (vumeter != NULL);
+ g_return_if_fail (GTK_IS_VUMETER (vumeter));
+
+ if (scale != vumeter->scale) {
+ vumeter->scale = CLAMP(scale, GTK_VUMETER_SCALE_LINEAR, GTK_VUMETER_SCALE_LAST - 1);
+ if (GTK_WIDGET_REALIZED(vumeter)) {
+ gtk_vumeter_setup_colors (vumeter);
+ gtk_widget_queue_draw (GTK_WIDGET(vumeter));
+ }
+ }
+}
+
+void gtk_vumeter_set_gradient (GtkVUMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys) {
+ //XXX : memdup is a bad idea ?
+ GdkColor *fgk = g_memdup(f_gradient_keys, f_gradient_key_count*sizeof(GdkColor));
+ GdkColor *bgk = g_memdup(b_gradient_keys, b_gradient_key_count*sizeof(GdkColor));
+ g_return_if_fail (fgk != NULL);
+ g_return_if_fail (bgk != NULL);
+
+ vumeter->f_gradient_keys = fgk;
+ vumeter->f_gradient_key_count=f_gradient_key_count;
+ vumeter->b_gradient_keys = bgk;
+ vumeter->b_gradient_key_count=b_gradient_key_count;
+}
+
diff --git a/tests/test4/no-perf/gtkvumeter.h b/tests/test4/no-perf/gtkvumeter.h
new file mode 100644
index 0000000..ea64dcb
--- /dev/null
+++ b/tests/test4/no-perf/gtkvumeter.h
@@ -0,0 +1,80 @@
+/***************************************************************************
+ * gtkvumeter.h
+ *
+ * Fri Jan 10 20:06:41 2003
+ * Copyright 2003 Todd Goyen
+ * wettoad@knighthoodofbuh.org
+ ****************************************************************************/
+
+#ifndef __GTKVUMETER_H__
+#define __GTKVUMETER_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_VUMETER (gtk_vumeter_get_type ())
+#define GTK_VUMETER(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_VUMETER, GtkVUMeter))
+#define GTK_VUMETER_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_VUMETER GtkVUMeterClass))
+#define GTK_IS_VUMETER(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_VUMETER))
+#define GTK_IS_VUMETER_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_VUMETER))
+#define GTK_VUMETER_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_VUMETER, GtkVUMeterClass))
+
+typedef struct _GtkVUMeter GtkVUMeter;
+typedef struct _GtkVUMeterClass GtkVUMeterClass;
+
+struct _GtkVUMeter {
+ GtkWidget widget;
+
+ gint f_gradient_key_count;
+ GdkColor *f_gradient_keys;
+ gint b_gradient_key_count;
+ GdkColor *b_gradient_keys;
+
+ GdkColormap *colormap;
+ gint colors;
+
+ GdkGC **f_gc;
+ GdkGC **b_gc;
+ GdkColor *f_colors;
+ GdkColor *b_colors;
+
+ gboolean vertical;
+ gint level;
+ gint min;
+ gint max;
+
+ gint peaks_falloff;
+ gint peak_level;
+
+ gint scale;
+};
+
+struct _GtkVUMeterClass {
+ GtkWidgetClass parent_class;
+};
+
+enum {
+ GTK_VUMETER_PEAKS_FALLOFF_SLOW,
+ GTK_VUMETER_PEAKS_FALLOFF_MEDIUM,
+ GTK_VUMETER_PEAKS_FALLOFF_FAST,
+ GTK_VUMETER_PEAKS_FALLOFF_LAST
+};
+
+enum {
+ GTK_VUMETER_SCALE_LINEAR,
+ GTK_VUMETER_SCALE_LOG,
+ GTK_VUMETER_SCALE_LAST
+};
+
+GtkType gtk_vumeter_get_type (void) G_GNUC_CONST;
+GtkWidget *gtk_vumeter_new (gboolean vertical);
+void gtk_vumeter_set_min_max (GtkVUMeter *vumeter, gint min, gint max);
+void gtk_vumeter_set_level (GtkVUMeter *vumeter, gint level);
+void gtk_vumeter_set_peaks_falloff (GtkVUMeter *vumeter, gint peaks_falloff);
+void gtk_vumeter_set_scale (GtkVUMeter *vumeter, gint scale);
+void gtk_vumeter_set_gradient (GtkVUMeter *vumeter, gint f_gradient_key_count, GdkColor *f_gradient_keys, gint b_gradient_key_count, GdkColor *b_gradient_keys);
+
+G_END_DECLS
+
+#endif /* __GTKVUMETER_H__ */
diff --git a/tests/test4/no-perf/test4.c b/tests/test4/no-perf/test4.c
new file mode 100644
index 0000000..787f7c2
--- /dev/null
+++ b/tests/test4/no-perf/test4.c
@@ -0,0 +1,56 @@
+#include <gtk/gtk.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include "gtkvumeter.h"
+#include "win_main.h"
+#include "compute.h"
+
+void audio_thread(void *args) {
+ gint min=-32767, max=32767;
+ gint *audio_vumeter_val=((gint*)args)+0;
+ gint *light_h=((gint*)args)+1;
+ gint *light_s=((gint*)args)+2;
+ gint *light_v=((gint*)args)+3;
+ gint *light_r=((gint*)args)+4;
+ gint *light_g=((gint*)args)+5;
+ gint *light_b=((gint*)args)+6;
+
+ while(1) {
+ // Dummy code for audio capture
+ *audio_vumeter_val=min+rand()/(float)RAND_MAX*(max-min);
+ usleep(10);
+
+ // Transfert Function
+ audio2hsv_1(*audio_vumeter_val,*light_h,*light_s,*light_v);
+
+ // Conversion
+ hsv2rgb(*light_h,*light_s,*light_v,light_r,light_g,light_b);
+
+ // Send to DMX
+ //TODO
+ }
+}
+
+int main (int argc, char **argv)
+{
+ GtkWidget *mainwin;
+ gint vals_for_vumeters[7]={0,0,0,0,0,0}; //sound,h,s,v,r,g,b
+
+ pthread_t audio_analyzer;
+
+ g_thread_init(NULL);
+ gdk_threads_init();
+ gdk_threads_enter();
+ gtk_init (&argc, &argv);
+
+ mainwin=win_main_build();
+ gtk_widget_show_all (mainwin);
+
+ pthread_create (&audio_analyzer, (void *)NULL, (void *)audio_thread, (void *)vals_for_vumeters);
+ g_timeout_add (33, win_main_update_vumeters, (gpointer)vals_for_vumeters);
+
+ gtk_main ();
+ gdk_threads_leave();
+
+ return 0;
+}
diff --git a/tests/test4/test4.c b/tests/test4/test4.c
index 787f7c2..df38794 100644
--- a/tests/test4/test4.c
+++ b/tests/test4/test4.c
@@ -18,10 +18,10 @@ void audio_thread(void *args) {
while(1) {
// Dummy code for audio capture
*audio_vumeter_val=min+rand()/(float)RAND_MAX*(max-min);
- usleep(10);
+ usleep(10000);
// Transfert Function
- audio2hsv_1(*audio_vumeter_val,*light_h,*light_s,*light_v);
+ audio2hsv_1(*audio_vumeter_val,light_h,light_s,light_v);
// Conversion
hsv2rgb(*light_h,*light_s,*light_v,light_r,light_g,light_b);
@@ -34,7 +34,7 @@ void audio_thread(void *args) {
int main (int argc, char **argv)
{
GtkWidget *mainwin;
- gint vals_for_vumeters[7]={0,0,0,0,0,0}; //sound,h,s,v,r,g,b
+ gint vals_for_vumeters[7]={0,0,0,0,0,0,0}; //sound,h,s,v,r,g,b
pthread_t audio_analyzer;
@@ -47,7 +47,7 @@ int main (int argc, char **argv)
gtk_widget_show_all (mainwin);
pthread_create (&audio_analyzer, (void *)NULL, (void *)audio_thread, (void *)vals_for_vumeters);
- g_timeout_add (33, win_main_update_vumeters, (gpointer)vals_for_vumeters);
+ g_timeout_add (10, win_main_update_vumeters, (gpointer)vals_for_vumeters);
gtk_main ();
gdk_threads_leave();
diff --git a/tests/test4/win_main.c b/tests/test4/win_main.c
index c0249cf..4229c40 100644
--- a/tests/test4/win_main.c
+++ b/tests/test4/win_main.c
@@ -21,45 +21,45 @@ GtkWidget *win_main_build() {
gtk_container_add(GTK_CONTAINER(win), hbox1);
gtk_container_set_border_width(GTK_CONTAINER(hbox1), 5);
-//TODO : gtk_vumeter_set_min_max (GTK_VUMETER(vumeter), min, max);
- vumeter_sound = gtk_vumeter_new (TRUE);
+//TODO : gtk_vumeter_set_min_max (GTK_VU_METER(vumeter), min, max);
+ vumeter_sound = gtk_vu_meter_new (TRUE);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_sound, FALSE, FALSE, 0);
- vumeter_h = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_h), 7, f_gradient_hue, 7, b_gradient_hue);
+ vumeter_h = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_h), 7, f_gradient_hue, 7, b_gradient_hue);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_h, FALSE, FALSE, 0);
- vumeter_s = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_s), 2, f_gradient_red, 2, b_gradient_red);
+ vumeter_s = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_s), 2, f_gradient_red, 2, b_gradient_red);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_s, FALSE, FALSE, 0);
- vumeter_v = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_v), 2, f_gradient_red, 2, b_gradient_red);
+ vumeter_v = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_v), 2, f_gradient_red, 2, b_gradient_red);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_v, FALSE, FALSE, 0);
- vumeter_r = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_r), 2, f_gradient_red, 2, b_gradient_red);
+ vumeter_r = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_r), 2, f_gradient_red, 2, b_gradient_red);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_r, FALSE, FALSE, 0);
- vumeter_g = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_g), 2, f_gradient_green, 2, b_gradient_green);
+ vumeter_g = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_g), 2, f_gradient_green, 2, b_gradient_green);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_g, FALSE, FALSE, 0);
- vumeter_b = gtk_vumeter_new (TRUE);
- gtk_vumeter_set_gradient(GTK_VUMETER(vumeter_b), 2, f_gradient_blue, 2, b_gradient_blue);
+ vumeter_b = gtk_vu_meter_new (TRUE);
+ gtk_vu_meter_set_gradient(GTK_VU_METER(vumeter_b), 2, f_gradient_blue, 2, b_gradient_blue);
gtk_box_pack_start(GTK_BOX(hbox1), vumeter_b, FALSE, FALSE, 0);
return win;
}
void win_main_update_vumeters(void *vals) {
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_sound), ((gint*)vals)[0]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_h), ((gint*)vals)[1]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_s), ((gint*)vals)[2]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_v), ((gint*)vals)[3]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_r), ((gint*)vals)[4]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_g), ((gint*)vals)[5]);
- gtk_vumeter_set_level(GTK_VUMETER(vumeter_b), ((gint*)vals)[6]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_sound), ((gint*)vals)[0]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_h), ((gint*)vals)[1]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_s), ((gint*)vals)[2]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_v), ((gint*)vals)[3]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_r), ((gint*)vals)[4]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_g), ((gint*)vals)[5]);
+ gtk_vu_meter_set_level(GTK_VU_METER(vumeter_b), ((gint*)vals)[6]);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 21:48:45 +0000