X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fdesigner%2Fmeasure.cpp;h=f0d64e2f4d893b91da0a9bd7af60b65dc8e0ebdf;hb=d2dfed1a38c5e8487532e9055fad464cf54efd83;hp=56efc1b55a16a969b28bbea4e33a69385307037e;hpb=1ff06c5bc46a677fa389ef86c6b26664368f1653;p=r2c2.git

diff --git a/source/designer/measure.cpp b/source/designer/measure.cpp
index 56efc1b..f0d64e2 100644
--- a/source/designer/measure.cpp
+++ b/source/designer/measure.cpp
@@ -1,12 +1,6 @@
-/* $Id$
-
-This file is part of R²C²
-Copyright © 2006-2008 Mikkosoft Productions, Mikko Rasa
-Distributed under the GPL
-*/
-
 #include <cmath>
-#include <GL/gl.h>
+#include <msp/gl/meshbuilder.h>
+#include <msp/gl/renderer.h>
 #include "designer.h"
 #include "3d/layout.h"
 #include "measure.h"
@@ -17,39 +11,36 @@ using namespace Msp;
 
 Measure::Measure(Designer &d):
 	designer(d),
-	state(NONE)
+	state(NONE),
+	mesh((GL::COLOR4_UBYTE, GL::VERTEX3))
 { }
 
 void Measure::start()
 {
 	state = STARTING;
+	update_mesh();
 }
 
-void Measure::snap_to_tracks(Point &pt, float &dir)
-{
-	const set<Track *> &ltracks = designer.get_layout().get_tracks();
-	for(set<Track *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
-		if((*i)->snap(pt, dir))
-			return;
-}
-
-void Measure::button_press(int, int, float gx, float gy, unsigned btn)
+void Measure::button_press(float gx, float gy, unsigned btn)
 {
 	if(!state)
 		return;
 
 	if(btn==1)
 	{
-		spoint = Point(gx, gy, 0);
-		sdir = 0;
-		snap_to_tracks(spoint, sdir);
+		ssnap.position = Vector(gx, gy, 0);
+		ssnap.rotation = Angle::zero();
+		snap_to_tracks(ssnap);
 
 		state = ACTIVE;
 	}
 	else if(btn==3)
 	{
 		if(state==ACTIVE)
+		{
 			state = STARTING;
+			update_mesh();
+		}
 		else
 		{
 			state = NONE;
@@ -58,71 +49,79 @@ void Measure::button_press(int, int, float gx, float gy, unsigned btn)
 	}
 }
 
-void Measure::pointer_motion(int, int, float gx, float gy)
+void Measure::pointer_motion(float gx, float gy)
 {
 	if(!state)
 		return;
 
-	pointer = Point(gx, gy, 0);
-	float dir = sdir;
-	snap_to_tracks(pointer, dir);
+	Snap sn = ssnap;
+	sn.position = Vector(gx, gy, 0);
+	snap_to_tracks(sn);
+	pointer = sn.position;
 
 	if(state!=STARTING)
 	{
-		Point delta(pointer.x-spoint.x, pointer.y-spoint.y, 0);
-		float c = cos(sdir);
-		float s = sin(sdir);
+		Vector delta = rotated_vector(pointer-ssnap.position, -ssnap.rotation);
+
+		par_dist = delta.x;
+		perp_dist = delta.y;
 
-		par_dist = delta.x*c+delta.y*s;
-		perp_dist = delta.x*s-delta.y*c;
+		adiff = wrap_balanced(sn.rotation-ssnap.rotation+Angle::half_turn());
 
-		adiff = dir-sdir+M_PI;
-		while(adiff<-M_PI)
-			adiff += M_PI*2;
-		while(adiff>M_PI)
-			adiff -= M_PI*2;
+		update_mesh();
 
 		signal_changed.emit();
 	}
 }
 
-void Measure::render()
+void Measure::render(GL::Renderer &renderer, const GL::Tag &) const
 {
-	glPushMatrix();
-	if(state==ACTIVE)
-		glTranslatef(spoint.x, spoint.y, spoint.z);
-	else if(state==STARTING)
-		glTranslatef(pointer.x, pointer.y, pointer.z);
+	if(state==NONE)
+		return;
+
+	GL::Renderer::Push push(renderer);
+	const Vector &pos = (state==ACTIVE ? ssnap.position : pointer);
+	renderer.matrix_stack() *= GL::Matrix::translation(pos);
+
+	mesh.draw(renderer);
+}
 
-	glDisable(GL_CULL_FACE);
-	glColor4f(1, 1, 1, 1);
-	glBegin(GL_QUAD_STRIP);
+void Measure::update_mesh()
+{
+	mesh.clear();
+	GL::MeshBuilder bld(mesh);
+	bld.color(1.0f, 1.0f, 1.0f, 1.0f);
+	bld.begin(GL::QUAD_STRIP);
 	for(unsigned i=0; i<=16; ++i)
 	{
 		float x = cos(i*M_PI/8)*0.005;
 		float y = sin(i*M_PI/8)*0.005;
-		glVertex3f(x, y, 0);
-		glVertex3f(x, y, 0.01);
+		bld.vertex(x, y, 0);
+		bld.vertex(x, y, 0.01);
 	}
-	glEnd();
+	bld.end();
 
 	if(state==ACTIVE)
 	{
-		float c = cos(sdir);
-		float s = sin(sdir);
-		glBegin(GL_QUAD_STRIP);
-		glVertex3f(0, 0, 0);
-		glVertex3f(0, 0, 0.01);
-		glVertex3f(c*par_dist, s*par_dist, 0);
-		glVertex3f(c*par_dist, s*par_dist, 0.01);
-		glVertex3f(pointer.x-spoint.x, pointer.y-spoint.y, 0);
-		glVertex3f(pointer.x-spoint.x, pointer.y-spoint.y, 0.01);
-		/*glVertex3f(s*perp_dist, -c*perp_dist, 0);
-		glVertex3f(s*perp_dist, -c*perp_dist, 0.01);*/
-		glVertex3f(0, 0, 0);
-		glVertex3f(0, 0, 0.01);
-		glEnd();
+		float c = cos(ssnap.rotation);
+		float s = sin(ssnap.rotation);
+		bld.begin(GL::QUAD_STRIP);
+		bld.vertex(0, 0, 0);
+		bld.vertex(0, 0, 0.01);
+		bld.vertex(c*par_dist, s*par_dist, 0);
+		bld.vertex(c*par_dist, s*par_dist, 0.01);
+		bld.vertex(pointer.x-ssnap.position.x, pointer.y-ssnap.position.y, 0);
+		bld.vertex(pointer.x-ssnap.position.x, pointer.y-ssnap.position.y, 0.01);
+		bld.vertex(0, 0, 0);
+		bld.vertex(0, 0, 0.01);
+		bld.end();
 	}
+}
 
-	glPopMatrix();
+void Measure::snap_to_tracks(Snap &sn)
+{
+	const set<Track *> &ltracks = designer.get_layout().get_all<Track>();
+	for(set<Track *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
+		if((*i)->snap(sn, 0.01, SNAP_NODE))
+			return;
 }