From 51d4f8162df01225e096d24971e8c8335b8c8371 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Fri, 3 Jan 2020 14:09:40 +0100
Subject: Improve structure, play around with phase functions

---
 bluedot.py | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'bluedot.py')

diff --git a/bluedot.py b/bluedot.py
index 036ae7f..4b906a8 100644
--- a/bluedot.py
+++ b/bluedot.py
@@ -17,11 +17,14 @@ config = {
     'light_samples': 8,
 
     'exposure': 20.0,
+    'zoom':     2.0,
 
-    'eye_pos': (0, -3, 1.1),
-    'eye_dir': (0, 1, -0.35)
+    'eye_pos': numpy.array([0, -3, 1.1]),
+    'eye_dir': numpy.array([0, 1, -0.35])
 }
 
+sun_range = (0, 360, 1)
+
 cl_platform = cl.get_platforms()[0]
 cl_context = cl.Context(properties=[(cl.context_properties.PLATFORM, cl_platform)])
 cl_queue   = cl.CommandQueue(cl_context)
@@ -34,17 +37,17 @@ with open('raymarch.cl') as f:
         {**config, **earth}
     )).build()
 
-for i in range(0,360):
+for i in numpy.arange(*sun_range):
     sun = make_double3(numpy.cos(i*2*numpy.pi/360),numpy.sin(i*2*numpy.pi/360),0)
     print(sun)
 
     program.render(
         cl_queue, (config['size_x'], config['size_y']), None, cl_picture,
-        make_double3(*config['eye_pos']),
-        make_double3(*config['eye_dir']),
+        make_double3(*(config['eye_pos'] * earth['earth_radius'])),
+        make_double3(*(config['eye_dir'] * earth['earth_radius'])),
         sun)
 
     np_picture = numpy.ndarray(shape=(config['size_y'], config['size_x'], 3), dtype=numpy.float64)
     cl.enqueue_copy(cl_queue, np_picture, cl_picture).wait();
 
-    plt.imsave('sky_%03d.png' % i, np_picture, origin='lower')
+    plt.imsave("bluedot_%05.1f.png" % i, np_picture, origin='lower')
-- 
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