From a54e3f0731cc72934e8dc28576d2d40b69a45af9 Mon Sep 17 00:00:00 2001
From: Florian Jung <flo@windfisch.org>
Date: Sat, 8 Aug 2015 04:31:43 +0200
Subject: nice coordinate system change functions
---
test.py | 25 ++++++++++++++++++++-----
1 file changed, 20 insertions(+), 5 deletions(-)
diff --git a/test.py b/test.py
index a343116..86940ee 100644
--- a/test.py
+++ b/test.py
@@ -72,6 +72,23 @@ class MeinSubskribierer:
def on_debug_line(self,x,y):
print("debug line")
+def calc_zoom():
+ zoom1 = screensize[0] / 2051.
+ zoom2 = screensize[1] / 1216.
+ return max(zoom1,zoom2)
+
+def world_to_win_length(l):
+ return int(l*zoom)
+
+def win_to_world_length(l):
+ return int(l/zoom)
+
+def world_to_win_pt(pt,center):
+ return (int((pt[0]-center[0])*zoom + screensize[0]/2), int((pt[1]-center[1])*zoom + screensize[1]/2))
+
+def win_to_world_pt(pt,center):
+ return (int((pt[0]-screensize[0]/2)/zoom+center[0]), int((pt[1]-screensize[1]/2)/zoom+center[1]))
+
def generateVirus(spikes, spike_length, radius, global_coords):
step = (2*math.pi) / (spikes*2)
points = []
@@ -91,9 +108,8 @@ def generateVirus(spikes, spike_length, radius, global_coords):
return points
def drawCell(cell):
- cx = int((cell.pos[0]-c.player.center[0])*zoom +screensize[0]/2)
- cy = int((cell.pos[1]-c.player.center[1])*zoom +screensize[1]/2)
- radius = int(cell.size*zoom)
+ cx,cy = world_to_win_pt(cell.pos,c.player.center)
+ radius = world_to_win_length(cell.size)
if cell.is_virus:
color = (0,255,0)
@@ -171,8 +187,7 @@ while True:
oldmb=mb
mb = pygame.mouse.get_pressed()
-
- c.send_target(((mp[0]-screensize[0]/2)/zoom)+c.player.center[0],(mp[1]-screensize[1]/2)/zoom+c.player.center[1])
+ c.send_target(*win_to_world_pt(mp, c.player.center))
if mb[0] and not oldmb[0]:
c.send_split()
--
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