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-rw-r--r--qtmips_gui/coreview/connection.cpp52
-rw-r--r--qtmips_gui/coreview/connection.h12
-rw-r--r--qtmips_gui/coreview/logicblock.cpp8
-rw-r--r--qtmips_gui/coreview/registers.cpp26
4 files changed, 81 insertions, 17 deletions
diff --git a/qtmips_gui/coreview/connection.cpp b/qtmips_gui/coreview/connection.cpp
index 3355eed..31d93e5 100644
--- a/qtmips_gui/coreview/connection.cpp
+++ b/qtmips_gui/coreview/connection.cpp
@@ -1,4 +1,5 @@
#include "connection.h"
+#include <qtmipsexception.h>
#include <cmath>
using namespace coreview;
@@ -14,6 +15,10 @@ void Connector::setPos(qreal x, qreal y) {
emit updated(vector());
}
+void Connector::setPos(const QPointF &p) {
+ setPos(p.x(), p.y());
+}
+
enum Connector::Axis Connector::axis() const {
return ax;
}
@@ -42,6 +47,7 @@ QLineF Connector::vector() const {
case AX_MXY:
return QLineF(p, p + QPoint(1, -1));
}
+ throw QTMIPS_EXCEPTION(Sanity, "Connection::vector() unknown axes set", QString::number(ax));
}
Connection::Connection(const Connector *a, const Connector *b) : QGraphicsObject(nullptr) {
@@ -134,13 +140,23 @@ Bus::Bus(const Connector *start, const Connector *end, unsigned width) : Connect
pen_width = width;
}
+Bus::~Bus() {
+ for (int i = 0; i < conns.size(); i++)
+ delete conns[i].c;
+}
+
+void Bus::setAxes(QVector<QLineF> axes) {
+ Connection::setAxes(axes);
+ conns_update();
+}
+
const Connector *Bus::new_connector(qreal x, qreal y, enum Connector::Axis axis) {
Connector *c = new Connector(axis);
conns.append({
.c = c,
.p = QPoint(x, y)
});
- // TODO update positions
+ conns_update();
return c;
}
@@ -148,6 +164,40 @@ const Connector *Bus::new_connector(const QPointF &p, enum Connector::Axis axis)
return new_connector(p.x(), p.y(), axis);
}
+// Calculate closes point to given line. We do it by calculating rectangular intersection between given line and imaginary line crossing given point.
+static qreal cu_closest(const QLineF &l, const QPointF &p, QPointF *intersec) {
+ // Closest point is on normal vector
+ QLineF normal = l.normalVector();
+ // Now move normal vector to 0,0 and then to p
+ QLineF nline = normal.translated(-normal.p1()).translated(p);
+ // And now found intersection
+ SANITY_ASSERT(l.intersect(nline, intersec) != QLineF::NoIntersection, "We are calculating intersection with normal vector and that should always have intersection");
+ // Now check if that point belongs to given line
+ // We know that this is intersection so just check if we are not outside of line limits
+ // TODO replace intersec if it's outside of given line with one of corner points
+
+ return (p - *intersec).manhattanLength(); // return length from each other
+}
+
+void Bus::conns_update() {
+ for (int i = 0; i < conns.size(); i++) {
+ QPointF closest;
+ qreal closest_range = 0; // Just to suppress warning. On first check the closest is null so we set it later on
+
+ QPointF inter;
+ qreal range;
+ for (int y = 0; y < (points.size() - 1); y++) {
+ range = cu_closest(QLineF(points[y], points[y+1]), QPointF(conns[i].p), &inter);
+ if (closest.isNull() || closest_range > range) {
+ closest = inter;
+ closest_range = range;
+ }
+ }
+
+ conns[i].c->setPos(closest);
+ }
+}
+
Signal::Signal(const Connector *start, const Connector *end) : Connection(start, end) {
color = QColor(0, 0, 255);
}
diff --git a/qtmips_gui/coreview/connection.h b/qtmips_gui/coreview/connection.h
index 88ad1da..fa40d95 100644
--- a/qtmips_gui/coreview/connection.h
+++ b/qtmips_gui/coreview/connection.h
@@ -20,6 +20,7 @@ public:
Connector(enum Axis axis = AX_X);
void setPos(qreal x, qreal y);
+ void setPos(const QPointF&);
enum Axis axis() const;
qreal x() const;
@@ -48,7 +49,7 @@ public:
void setHasText(bool has);
void setText(QString val);
- void setAxes(QVector<QLineF>);
+ virtual void setAxes(QVector<QLineF>);
private slots:
void moved_start(QLineF);
@@ -71,6 +72,9 @@ protected:
class Bus : public Connection {
public:
Bus(const Connector *start, const Connector *end, unsigned width = 4);
+ ~Bus();
+
+ void setAxes(QVector<QLineF>);
// This creates connector snapped to closes point to x,y that is on bus
const Connector *new_connector(qreal x, qreal y, enum Connector::Axis = Connector::AX_X);
@@ -82,6 +86,7 @@ protected:
QPointF p;
};
QVector<struct con_pos> conns;
+ void conns_update();
// TODO because of this we have to overload setAxis function and update that in there
};
@@ -90,6 +95,11 @@ public:
Signal(const Connector *start, const Connector *end);
};
+#define CON_AX_X (coreview::Connector::AX_X)
+#define CON_AX_Y (coreview::Connector::AX_Y)
+#define CON_AX_XY (coreview::Connector::AX_XY)
+#define CON_AX_MXY (coreview::Connector::AX_MXY)
+
#define CON_AXIS_X(Y) QLineF(QPointF(0, Y), QPointF(1, Y))
#define CON_AXIS_Y(X) QLineF(QPointF(X, 0), QPointF(X, 1))
diff --git a/qtmips_gui/coreview/logicblock.cpp b/qtmips_gui/coreview/logicblock.cpp
index 2e74a77..35ff0c4 100644
--- a/qtmips_gui/coreview/logicblock.cpp
+++ b/qtmips_gui/coreview/logicblock.cpp
@@ -91,7 +91,11 @@ const Connector *LogicBlock::new_connector(qreal x, qreal y) {
QPointF LogicBlock::con_pos(qreal x, qreal y) {
qreal px, py;
- px = (box.right() - GAP) * x + (GAP * sign(x));
- py = (box.bottom()/2 - GAP) * (y + 1) + (GAP * sign(y));
+ px = (box.right() - GAP) * x;
+ py = (box.bottom()/2 - GAP) * (y + 1) + GAP;
+ if (fabs(x) == 1)
+ px += GAP * sign(x);
+ if (fabs(y) == 1)
+ py += GAP * sign(y);
return QPointF(px, py);
}
diff --git a/qtmips_gui/coreview/registers.cpp b/qtmips_gui/coreview/registers.cpp
index 9a4fcff..2b1c1b5 100644
--- a/qtmips_gui/coreview/registers.cpp
+++ b/qtmips_gui/coreview/registers.cpp
@@ -10,12 +10,12 @@ using namespace coreview;
//////////////////////
Registers::Registers() : QGraphicsObject(nullptr), name("Registers", this) {
- con_read1 = new Connector(Connector::AX_Y);
- con_read1_reg = new Connector(Connector::AX_Y);
- con_read2 = new Connector(Connector::AX_Y);
- con_read2_reg = new Connector(Connector::AX_Y);
- con_write = new Connector(Connector::AX_Y);
- con_write_reg = new Connector(Connector::AX_Y);
+ con_read1 = new Connector(Connector::AX_X);
+ con_read1_reg = new Connector(Connector::AX_X);
+ con_read2 = new Connector(Connector::AX_X);
+ con_read2_reg = new Connector(Connector::AX_X);
+ con_write = new Connector(Connector::AX_X);
+ con_write_reg = new Connector(Connector::AX_X);
con_ctl_write = new Connector(Connector::AX_Y);
// TODO do we want to have any hooks on real registers?
@@ -52,14 +52,14 @@ void Registers::paint(QPainter *painter, const QStyleOptionGraphicsItem *option
void Registers::setPos(qreal x, qreal y) {
QGraphicsObject::setPos(x, y);
- con_read1_reg->setPos(x + 30, y + HEIGHT);
- con_read2_reg->setPos(x + 40, y + HEIGHT);
- con_read1->setPos(x + 60, y + HEIGHT);
- con_read2->setPos(x + 70, y + HEIGHT);
+ con_read1_reg->setPos(x, y + 10);
+ con_read2_reg->setPos(x, y + 30);
+ con_read1->setPos(x + WIDTH, y + 10);
+ con_read2->setPos(x + WIDTH, y + 30);
- con_write_reg->setPos(x + WIDTH - 40, y + HEIGHT);
- con_write->setPos(x + WIDTH - 30, y + HEIGHT);
- con_ctl_write->setPos(x + WIDTH - 20, y + HEIGHT);
+ con_write_reg->setPos(x + WIDTH/2, y);
+ con_write->setPos(x, y + HEIGHT - 10);
+ con_ctl_write->setPos(x, y + HEIGHT - 20);
}
const Connector *Registers::connector_read1() const {