From e6c241add375353c1c80b0e3915a6505dbd5db9a Mon Sep 17 00:00:00 2001
From: Leonard Kugis <leonardkugis@gmail.com>
Date: Tue, 23 Jan 2018 01:23:23 +0100
Subject: Added zoom speed option

---
 src/mandelbrot-zoom.c | 5 ++++-
 src/mandelbrot-zoom.h | 1 +
 src/render.c          | 2 +-
 src/render.h          | 1 +
 4 files changed, 7 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/mandelbrot-zoom.c b/src/mandelbrot-zoom.c
index e208940..9410734 100644
--- a/src/mandelbrot-zoom.c
+++ b/src/mandelbrot-zoom.c
@@ -23,6 +23,7 @@ int main(int argc, char **argv)
 	ui_settings.colorToBtn = GTK_BUTTON(gtk_builder_get_object(builder, "colorToBtn"));
 	ui_settings.zoomToXEntry = GTK_ENTRY(gtk_builder_get_object(builder, "zoomToXEntry"));
 	ui_settings.zoomToYEntry = GTK_ENTRY(gtk_builder_get_object(builder, "zoomToYEntry"));
+	ui_settings.speedEntry = GTK_ENTRY(gtk_builder_get_object(builder, "speedEntry"));
 	ui_settings.exportCb = GTK_CHECK_BUTTON(gtk_builder_get_object(builder, "exportCb"));
 	ui_settings.gifRd = GTK_RADIO_BUTTON(gtk_builder_get_object(builder, "gifRd"));
 	ui_settings.widthSp = GTK_SPIN_BUTTON(gtk_builder_get_object(builder, "widthSp"));
@@ -138,11 +139,13 @@ void on_bitrateSp_valueChanged()
 
 void on_startBtn_clicked()
 {
-	double x, y;
+	double x, y, speed;
 	sscanf(gtk_entry_get_text(ui_settings.zoomToXEntry), "%lf", &x);
 	sscanf(gtk_entry_get_text(ui_settings.zoomToYEntry), "%lf", &y);
+	sscanf(gtk_entry_get_text(ui_settings.speedEntry), "%lf", &speed);
 	config.to_x = x;
 	config.to_y = y;
+	config.speed = speed;
 	printf("config {\n\t.iterations = %u\n\t.tox = %f\n\t.toy = %f\n\t.video = %u\n\t.filetype = %u\n\t.width = %u\n\t.height = %u\n\t.renderFPS = %u\n\t.videoFPS = %u\n\t.bitrate = %u\n\t.path = %s\n}\n", config.iterations, x, y, config.video, 0, config.width, config.height, config.renderFPS, config.videoFPS, config.bitrate, config.path);
 	render_init(&config, mandelbrot_r);
 	render_show();
diff --git a/src/mandelbrot-zoom.h b/src/mandelbrot-zoom.h
index 3953b2d..a57deba 100644
--- a/src/mandelbrot-zoom.h
+++ b/src/mandelbrot-zoom.h
@@ -22,6 +22,7 @@ typedef struct Ui_settings {
 	GtkButton *colorToBtn;
 	GtkEntry *zoomToXEntry;
 	GtkEntry *zoomToYEntry;
+	GtkEntry *speedEntry;
 	GtkCheckButton *exportCb;
 	GtkRadioButton *gifRd;
 	GtkSpinButton *widthSp;
diff --git a/src/render.c b/src/render.c
index 27573cf..55d514b 100644
--- a/src/render.c
+++ b/src/render.c
@@ -120,7 +120,7 @@ void gl_idle(void)
 	int t = glutGet(GLUT_ELAPSED_TIME);
 	dt = (t - delta) / 1000.0;
 	delta = t;
-	ft+=(0.1*dt);
+	ft+=(_config->speed*dt);
 	x_min = x_min_s + zoom_func(ft, (long double)2.0 + _config->to_x);
 	y_min = y_min_s + zoom_func(ft, (long double)1.0 + _config->to_y);
 	x_max = x_max_s - zoom_func(ft, (long double)1.0 - _config->to_x);
diff --git a/src/render.h b/src/render.h
index 83a5c1a..dde79be 100644
--- a/src/render.h
+++ b/src/render.h
@@ -23,6 +23,7 @@ typedef struct config {
 	u32 colorTo;
 	long double to_x;
 	long double to_y;
+	long double speed;
 	u8 video;
 	u8 filetype;
 	u16 width;
-- 
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