From 6fcef36d90a66afd7c974748af7de2017f4f5792 Mon Sep 17 00:00:00 2001
From: Paweł Redman <pawel.redman@gmail.com>
Date: Thu, 2 May 2019 19:54:26 +0200
Subject: Input intensity

---
 src/file.py       |  6 +++---
 src/phys.py       |  7 ++++++-
 src/ui.py         | 28 +++++++++++++++++++++++++---
 src/ui_widgets.py |  2 +-
 4 files changed, 35 insertions(+), 8 deletions(-)

diff --git a/src/file.py b/src/file.py
index 417c77b..3c69063 100644
--- a/src/file.py
+++ b/src/file.py
@@ -1,13 +1,13 @@
 import re, sys, traceback, json
 import phys
 
-file_format_version = 4
+file_format_version = 5
 
 def save_system(path, system):
 	ser = dict()
+	ser["input_intensity"] = system.input_intensity
 	ser["version"] = file_format_version
 
-	ser["ignore"] = system.ignore
 	ser["elements"] = []
 	for pol in system.elements:
 		el = {
@@ -36,7 +36,7 @@ def open_system(path):
 		raise ValueError("Bad file version: expected %d, found %d" \
 		                 %  (file_format_version, ser["version"]))
 
-	system.ignore = ser["ignore"]
+	system.input_intensity = float(ser["input_intensity"])
 
 	for el in ser["elements"]:
 		pol = phys.Polarizer(str(el["type"]))
diff --git a/src/phys.py b/src/phys.py
index cf30667..4e78fe2 100644
--- a/src/phys.py
+++ b/src/phys.py
@@ -94,6 +94,7 @@ class Polarizer:
 class System:
 	def __init__(self):
 		self.elements = list()
+		self.input_intensity = 1
 
 	def recalculate(system):
 		system.states = [None] * len(system.elements)
@@ -102,6 +103,10 @@ class System:
 		state = None
 		for i, pol in enumerate(system.elements):
 			if pol.enable:
-				state = pol.mul(state)
+				new_state = pol.mul(state)
+				if state is None and new_state is not None:
+					state = new_state * np.sqrt(system.input_intensity)
+				else:
+					state = new_state
 			system.states[i] = state
 			system.ellipses.append(Ellipse(state))
diff --git a/src/ui.py b/src/ui.py
index 33da1ea..ccdff63 100644
--- a/src/ui.py
+++ b/src/ui.py
@@ -236,6 +236,8 @@ class TableRow:
 
 
 def populate_table():
+	GUI.input_intensity.setText("%g" % system.input_intensity)
+
 	GUI.table = QGridLayout()
 	GUI.table.setColumnStretch(1, 1)
 	GUI.table.setColumnStretch(2, 2)
@@ -444,17 +446,37 @@ def optimize(which):
 	GUI.table_rows[op_idx].optbox.angle.edit.setText("%g" % round(opt.x * 180 / np.pi, 3))
 
 
+
+def change_input_intensity():
+	try:
+		system.input_intensity = float(GUI.input_intensity.text())
+		update()
+	except ValueError:
+		pass
+
 def setup(win, system_):
 	global system
 	system = system_
 
 	# Needless to say, I'm getting real tired of this whole Layout/Widget
 	# clusterfuck in Qt
-	root = QHBoxLayout()
+	root = QVBoxLayout()
 	root_fucking_random_container = QWidget()
 	root_fucking_random_container.setLayout(root)
 	win.setCentralWidget(root_fucking_random_container)
 
+	# Top bar (input intensity)
+	box = QHBoxLayout()
+	root.addLayout(box)
+
+	box.addWidget(QLabel("Input intensity"))
+	GUI.input_intensity = QLineEdit("1")
+	GUI.input_intensity.textChanged.connect(change_input_intensity)
+	box.addWidget(GUI.input_intensity)
+
+	hbox = QHBoxLayout()
+	root.addLayout(hbox)
+
 	rhs = QVBoxLayout()
 
 	Widocques.image = QImage("jones.jpg")
@@ -479,8 +501,8 @@ def setup(win, system_):
 	GUI.table_frame.setLayout(GUI.table)
 	GUI.scroll.setWidget(GUI.table_frame)
 
-	root.addWidget(GUI.scroll)
-	root.addLayout(rhs)
+	hbox.addWidget(GUI.scroll)
+	hbox.addLayout(rhs)
 
 	setup_menubar(win)
 
diff --git a/src/ui_widgets.py b/src/ui_widgets.py
index 36ff333..9eabd2e 100644
--- a/src/ui_widgets.py
+++ b/src/ui_widgets.py
@@ -33,7 +33,7 @@ class EllipseWidget(QWidget):
 		                               QSizePolicy.MinimumExpanding))
 
 	def minimumSizeHint(self):
-		return QSize(100, 100)
+		return QSize(170, 170)
 
 	def paintEvent(self, event):
 		P = QPainter(self)
-- 
cgit