// static
void GSubImageFinder2::test()
{
// Make some random image
GImage foo;
foo.setSize(256, 256);
foo.clear(0xff000000);
foo.boxFill(13, 8, 12, 17, 0xff808030);
foo.boxFill(8, 13, 10, 9, 0xff407040);
foo.boxFill(20, 20, 220, 220, 0xffffffee);
// Make the finder
GSubImageFinder2 finder(&foo);
// Make a sub-image
GRect r2(0, 0, 256, 256);
GRect r;
r.x = 13;
r.y = 17;
r.w = 32;
r.h = 32;
GImage bar;
bar.setSize(32, 32);
bar.blit(0, 0, &foo, &r);
// Find the sub-image
r.x = 0;
r.y = 0;
int x, y;
finder.findSubImage(&x, &y, &bar, &r);
if(x != 13 || y != 17)
throw "wrong answer";
}
HelloDialog(HelloController* pController, int w, int h)
: GWidgetDialog(w, h, 0xff90d0f0) // a=ff, r=90, g=d0, b=f0
{
m_pController = pController;
m_pImage = new GImage();
m_pImage->setSize(800, 600);
m_pCanvas = new GWidgetCanvas(this, 10, 30, m_pImage->width(), m_pImage->height(), m_pImage);
m_pQuitButton = new GWidgetTextButton(this, 850, 300, 80, 24, "Quit");
}
// static
void GPlotWindow::stringLabel(GImage* pImage, const char* szText, int x, int y, float size, unsigned int color, double angle)
{
// Draw the label such that it ends at the center of the temp image
int width = GImage::measureTextWidth(szText, size);
int nSize = (int)(std::max((float)width, size * 12) * 2.3);
GImage tmp;
tmp.setSize(nSize, nSize);
tmp.clear(0x0);
tmp.text(szText, nSize / 2 - width, (int)((nSize - size * 12) / 2), size, color, 1000, 1000);
// Rotate the label around the center
GImage tmp2;
tmp2.rotate(&tmp, nSize / 2, nSize / 2, angle);
// Blit such that the label ends at the specified point
GRect r(0, 0, nSize, nSize);
pImage->blitAlpha(x - nSize / 2, y - nSize / 2, &tmp2, &r);
}
CarOnHillModel(GRand* prng, GImage* pImage, GWidgetTextLabel* pWins)
{
m_pWins = pWins;
m_wins = 0;
m_pImage = pImage;
m_carPos = 0;
m_velocity = 0;
m_prng = prng;
// Load the car image and add some border so we can rotate it
GImage tmp;
tmp.loadPng("minicar.png");
m_pCar = new GImage();
m_pCar->setSize(70, 60);
GRect r(0, 0, 60, 36);
m_pCar->blit(5, 5, &tmp, &r);
m_pRotatedCar = new GImage();
// Make the agent
GMixedRelation* pRelAgent = new GMixedRelation();
sp_relation relAgent;
relAgent = pRelAgent;
pRelAgent->addAttr(0); // position
pRelAgent->addAttr(0); // velocity
pRelAgent->addAttr(2); // action {forward, reverse}
double initialState[2];
initialState[0] = m_carPos;
initialState[1] = m_velocity;
double goalState[2];
goalState[0] = 2;
goalState[1] = 0;
m_pActionIterator = new GDiscreteActionIterator(2);
m_pAgents[0] = new CarQAgent(relAgent, initialState, m_prng, m_pActionIterator);
((GQLearner*)m_pAgents[0])->setLearningRate(.9);
((GQLearner*)m_pAgents[0])->setDiscountFactor(0.999);
}
CarOnHillDialog(CarOnHillController* pController, int w, int h)
: GWidgetDialog(w, h, 0xff90d0f0)
{
m_pController = pController;
m_pBullets = new GWidgetBulletGroup(this, 820, 102, 14, 14, 2, 30, true);
new GWidgetTextLabel(this, 840, 100, 100, 24, "Mouse", 0xff306000);
new GWidgetTextLabel(this, 840, 130, 100, 24, "Q-Learner", 0xff306000);
m_pBullets->setSelection(1);
m_pWins = new GWidgetTextLabel(this, 820, 300, 100, 24, "Wins: 0", 0xff306000, 0xff90d0f0);
m_pUpdateDisplay = new GWidgetCheckBox(this, 820, 402, 18, 18);
m_pUpdateDisplay->setChecked(true);
new GWidgetTextLabel(this, 840, 400, 100, 24, "Slow", 0xff306000);
m_pImage = new GImage();
m_pImage->setSize(800, 600);
m_pCanvas = new GWidgetCanvas(this, 10, 30, m_pImage->width(), m_pImage->height(), m_pImage);
m_prng = new GRand(0);
m_pModel = new CarOnHillModel(m_prng, m_pImage, m_pWins);
m_bPrevUpdate = true;
}
GImage* GPlotWindow::labelAxes(int maxHorizAxisLabels, int maxVertAxisLabels, int precision, float size, unsigned int color, double angle)
{
int spacing = 10;
int horizMargin = 200;
int vertMargin = 200;
GImage* pOutImage = new GImage();
pOutImage->setSize(m_pImage->width() + horizMargin, m_pImage->height() + vertMargin);
pOutImage->clear(0xffffffff);
GRect r(0, 0, m_pImage->width(), m_pImage->height());
pOutImage->blit(horizMargin, 0, m_pImage, &r);
if(maxHorizAxisLabels > 0)
{
GPlotLabelSpacer spacer(m_window.x, m_window.x + m_window.w, maxHorizAxisLabels);
for(int i = 0; i < spacer.count(); i++)
{
double pos = spacer.label(i);
int x1, y1;
windowToView(pos, 0, &x1, &y1);
numericLabel(pOutImage, pos, horizMargin + x1, m_pImage->height() + spacing, precision, size, color, angle);
}
}
else if(maxHorizAxisLabels == -1)
{
GPlotLabelSpacerLogarithmic spacer(m_window.x, m_window.x + m_window.w);
while(true)
{
double pos;
bool primary;
if(!spacer.next(&pos, &primary))
break;
if(primary)
{
double x = log(pos);
int x1, y1;
windowToView(x, 0, &x1, &y1);
numericLabel(pOutImage, pos, horizMargin + x1, m_pImage->height() + spacing, precision, size, color, angle);
}
}
}
if(maxVertAxisLabels > 0)
{
GPlotLabelSpacer spacer(m_window.y, m_window.y + m_window.h, maxVertAxisLabels);
for(int i = 0; i < spacer.count(); i++)
{
double pos = spacer.label(i);
int x1, y1;
windowToView(0, pos, &x1, &y1);
numericLabel(pOutImage, pos, horizMargin - spacing, y1, precision, size, color, 0.0);
}
}
else if(maxVertAxisLabels == -1)
{
GPlotLabelSpacerLogarithmic spacer(m_window.y, m_window.y + m_window.h);
while(true)
{
double pos;
bool primary;
if(!spacer.next(&pos, &primary))
break;
if(primary)
{
double y = log(pos);
int x1, y1;
windowToView(0, y, &x1, &y1);
numericLabel(pOutImage, pos, horizMargin - spacing, y1, precision, size, color, 0.0);
}
}
}
return pOutImage;
}