# HG changeset patch
# User Santeri Piippo
# Date 1515702110 -7200
# Node ID 73097a86e8dc87a719969727e28b3f103ee67cff
# Parent  393babf1319d95d54a25a71e648ffcacc871bd6d
things

diff -r 393babf1319d -r 73097a86e8dc src/glcamera.cpp
--- a/src/glcamera.cpp	Sun Mar 05 01:57:56 2017 +0200
+++ b/src/glcamera.cpp	Thu Jan 11 22:21:50 2018 +0200
@@ -96,7 +96,16 @@
 	}
 	else
 	{
-		Vertex position3d;
+		GLRotationMatrix panningMatrix = {
+			1, 0, 0, float(panningX()),
+			0, 1, 0, float(panningY()),
+			0, 0, 1, float(zoom()),
+			0, 0, 0, 1
+		};
+		GLRotationMatrix matrix = (m_rotationMatrix * panningMatrix).inverted();
+		QVector3D position3d = {float(position2d.x()), float(position2d.y()), 0};
+		return matrix.map(position3d);
+
 		int signX = m_negatedX ? -1 : 1;
 		int signY = m_negatedY ? -1 : 1;
 
@@ -116,9 +125,11 @@
 		roundToDecimals(cy, 4);
 
 		// Create the vertex from the coordinates
+		/*
 		position3d.setCoordinate(axisX(), cx * signX);
 		position3d.setCoordinate(axisY(), cy * signY);
 		position3d.setCoordinate(axisZ(), m_depth);
+		*/
 		return position3d;
 	}
 }
@@ -275,3 +286,23 @@
 	// The adapter matrix would be inverted here, but it is its own inverse so let's not bother.
 	return idealCoordinates.transformed(ldrawToIdealAdapterMatrix).transformed(m_rotationMatrix.inverted());
 }
+
+GLRotationMatrix GLCamera::realMatrix() const
+{
+	GLRotationMatrix result;
+	glPushMatrix();
+	glLoadIdentity();
+	glOrtho(
+		-m_virtualSize.width(),
+		+m_virtualSize.width(),
+		-m_virtualSize.height(),
+		+m_virtualSize.height(),
+		-1000.0f,
+		1000.0f);
+	glTranslatef(m_panningX, m_panningY, 0.0f);
+	glMultMatrixf(m_rotationMatrix);
+	glMultMatrixf(GLRenderer::ldrawToGLAdapterMatrix);
+	glGetFloatv(GL_MODELVIEW_MATRIX, result.data());
+	glPopMatrix();
+	return result;
+}
diff -r 393babf1319d -r 73097a86e8dc src/glcamera.h
--- a/src/glcamera.h	Sun Mar 05 01:57:56 2017 +0200
+++ b/src/glcamera.h	Thu Jan 11 22:21:50 2018 +0200
@@ -66,6 +66,7 @@
 	const QSizeF& virtualSize() const;
 	double zoom() const;
 	void zoomNotch(bool inward);
+	GLRotationMatrix realMatrix() const;
 
 private:
 	QString m_name;
diff -r 393babf1319d -r 73097a86e8dc src/glrenderer.cpp
--- a/src/glrenderer.cpp	Sun Mar 05 01:57:56 2017 +0200
+++ b/src/glrenderer.cpp	Thu Jan 11 22:21:50 2018 +0200
@@ -35,18 +35,53 @@
 #include "documentmanager.h"
 #include "grid.h"
 
-const QPen GLRenderer::thinBorderPen {QColor {0, 0, 0, 208}, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin};
+const QPen GLRenderer::thinBorderPen {
+	QColor {0, 0, 0, 208},
+	1,
+	Qt::SolidLine,
+	Qt::RoundCap,
+	Qt::RoundJoin
+};
 
 // Transformation matrices for the fixed cameras.
 const GLRotationMatrix GLRenderer::topCameraMatrix = GLRotationMatrix {};
-const GLRotationMatrix GLRenderer::frontCameraMatrix = {1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1};
-const GLRotationMatrix GLRenderer::leftCameraMatrix = {0, -1, 0, 0, 0, 0, 1, 0, -1, 0, 0, 0, 0, 0, 0, 1};
-const GLRotationMatrix GLRenderer::bottomCameraMatrix = {1, 0, 0, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1};
-const GLRotationMatrix GLRenderer::backCameraMatrix = {-1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1};
-const GLRotationMatrix GLRenderer::rightCameraMatrix = {0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1};
+
+const GLRotationMatrix GLRenderer::frontCameraMatrix = {
+	 1,  0,  0,  0,
+	 0,  0,  1,  0,
+	 0, -1,  0,  0,
+	 0,  0,  0,  1};
+
+const GLRotationMatrix GLRenderer::leftCameraMatrix = {
+	 0, -1,  0,  0,
+	 0,  0,  1,  0,
+	-1,  0,  0,  0,
+	 0,  0,  0,  1};
+
+const GLRotationMatrix GLRenderer::bottomCameraMatrix = {
+	 1,  0,  0,  0,
+	 0, -1,  0,  0,
+	 0,  0, -1,  0,
+	 0,  0,  0,  1};
+
+const GLRotationMatrix GLRenderer::backCameraMatrix = {
+	-1,  0,  0,  0,
+	 0,  0,  1,  0,
+	 0,  1,  0,  0,
+	 0,  0,  0,  1};
+
+const GLRotationMatrix GLRenderer::rightCameraMatrix = {
+	 0,  1,  0,  0,
+	 0,  0,  1,  0,
+	 1,  0,  0,  0,
+	 0,  0,  0,  1};
 
 // Conversion matrix from LDraw to OpenGL coordinates.
-const GLRotationMatrix GLRenderer::ldrawToGLAdapterMatrix = {1, 0, 0, 0, 0, 0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1};
+const GLRotationMatrix GLRenderer::ldrawToGLAdapterMatrix = {
+	 1,  0,  0,  0,
+	 0,  0, -1,  0,
+	 0,  1,  0,  0,
+	 0,  0,  0,  1};
 
 /*
  * Constructs a GL renderer.