update

promto-c · Aug 20, 2023 · 2e7bcf0 · 2e7bcf0
1 parent 6863377
commit 2e7bcf0
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Showing 2 changed files with 60 additions and 5 deletions.
diff --git a/ui/player_widget.ui b/ui/player_widget.ui
@@ -53,6 +53,9 @@
          </sizepolicy>
         </property>
         <layout class="QHBoxLayout" name="top_layout">
+         <property name="spacing">
+          <number>6</number>
+         </property>
          <property name="leftMargin">
           <number>0</number>
          </property>
@@ -66,7 +69,51 @@
           <number>0</number>
          </property>
          <item>
-          <widget class="QWidget" name="widget_3" native="true"/>
+          <widget class="QWidget" name="widget_3" native="true">
+           <layout class="QHBoxLayout" name="horizontalLayout_7">
+            <property name="leftMargin">
+             <number>0</number>
+            </property>
+            <property name="topMargin">
+             <number>0</number>
+            </property>
+            <property name="rightMargin">
+             <number>0</number>
+            </property>
+            <property name="bottomMargin">
+             <number>0</number>
+            </property>
+            <item>
+             <widget class="QPushButton" name="prefetch_button">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="text">
+               <string>Prefetch</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <spacer name="horizontalSpacer">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>40</width>
+                <height>20</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+           </layout>
+          </widget>
+         </item>
+         <item>
+          <widget class="QWidget" name="widget_9" native="true"/>
          </item>
          <item>
           <widget class="QWidget" name="widget_7" native="true">

diff --git a/viewer.py b/viewer.py
@@ -115,10 +115,18 @@ def _update_viewer_transformation(self):
         scaled_width = (self.image_width/self.width()) * self._viewer_zoom
         scaled_height = (self.image_height/self.height()) * self._viewer_zoom
 
-        translation_matrix = create_translation_matrix(x_offset, y_offset)
-        scale_matrix = create_scale_matrix(scaled_width, scaled_height)
-
-        self.viewer_transformation_matrix = np.dot(translation_matrix, scale_matrix)
+        # translation_matrix = create_translation_matrix(x_offset, y_offset)
+        # scale_matrix = create_scale_matrix(scaled_width, scaled_height)
+
+        # self.viewer_transformation_matrix = np.dot(translation_matrix, scale_matrix)
+
+        # Directly compute the required transformation matrix 
+        self.viewer_transformation_matrix = np.array([
+            [scaled_width, 0, 0, x_offset],
+            [0, scaled_height, 0, y_offset],
+            [0, 0, 1, 0],
+            [0, 0, 0, 1]
+        ])
 
         # Update the uniform variable in the shader
         self.shader_program.set_tranformation(self.viewer_transformation_matrix)