void JellyActor::addSpringForce(JellyActor *pActor, bool pUpDown)
{
b2Vec2 lUp(0.0f, 1.0f);
b2Vec2 lDown(0.0f, -1.0f);
if( !pUpDown )
qSwap(lUp,lDown);
float32 lDesiredDist = (pUpDown)?0.0f:4.0f;
b2Body *lBody2 = pActor->getBody();
b2Vec2 lPA = mBody->GetWorldPoint(lUp);
b2Vec2 lPB = lBody2->GetWorldPoint(lDown);
b2Vec2 lDiff = lPB - lPA;
b2Vec2 lVA = mBody->GetLinearVelocity() - b2Cross(mBody->GetWorldVector(lUp), mBody->GetAngularVelocity());
b2Vec2 lVB = lBody2->GetLinearVelocity() - b2Cross(lBody2->GetWorldVector(lDown), lBody2->GetAngularVelocity());
b2Vec2 lVdiff = lVB-lVA;
float32 lDx = lDiff.Normalize();
float32 lVrel = lVdiff.x*lDiff.x + lVdiff.y*lDiff.y;
float32 lForceMag = -500*(lDx-lDesiredDist)-10.0f*lVrel;
lDiff *= lForceMag;
lBody2->ApplyForce(lDiff, mBody->GetWorldPoint(lUp));
lDiff *= -1.0f;
mBody->ApplyForce(lDiff,lBody2->GetWorldPoint(lDown));
mBody->WakeUp();
lBody2->WakeUp();
}
void Button::createTexture(void) {
Kernel *kernel = Kernel::getInstance();
if ((_cTexture = kernel->getWidgetTexture(BUTTON)) != NULL) return;
ColorRGBA colorBotao1(250, 250, 250, 255);
ColorRGBA colorBotao2(210, 210, 210, 255);
ColorRGBA colorOver(220, 220, 220, 100);
ColorRGBA colorClick(colorOver[0] - 100, colorOver[1] - 100, colorOver[2] - 100, colorOver[3]);
// create texture object
_cTexture = new ComponentTexture(8, 16);
kernel->setWidgetTexture(BUTTON, _cTexture);
_cTexture->setTextureEnvMode(GL_MODULATE);
// left up
MatrixTemplate<ColorRGBA> lUp(3, 3, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(lUp, Point(0,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lUp, Point(1,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lUp, Point(1,0), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lUp, Point(1,2), ColorRGBA(202,202,202,200));
Texture2D::drawPoint(lUp, Point(2,2), ColorRGBA(240,240,240,240));
Texture2D::drawPoint(lUp, Point(2,1), ColorRGBA(202,202,202,200));
_cTexture->addTexture(Point(0,0), lUp);
// right up
MatrixTemplate<ColorRGBA> rUp(3, 3, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(rUp, Point(1, 1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rUp, Point(1, 0), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rUp, Point(2, 1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rUp, Point(1, 2), ColorRGBA(202,202,202,200));
Texture2D::drawPoint(rUp, Point(0, 2), ColorRGBA(240,240,240,240));
Texture2D::drawPoint(rUp, Point(0, 1), ColorRGBA(202,202,202,200));
_cTexture->addTexture(Point(0,3), rUp);
// left down
MatrixTemplate<ColorRGBA> lDown(3, 3, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(lDown, Point(0,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lDown, Point(1,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lDown, Point(1,2), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(lDown, Point(1,0), ColorRGBA(202,202,202,200));
Texture2D::drawPoint(lDown, Point(2,0), ColorRGBA(240,240,240,240));
Texture2D::drawPoint(lDown, Point(2,1), ColorRGBA(202,202,202,200));
_cTexture->addTexture(Point(0,6), lDown);
// right down
MatrixTemplate<ColorRGBA> rDown(3, 3, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(rDown, Point(1,2), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rDown, Point(2,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rDown, Point(1,1), ColorRGBA(144,144,144,230));
Texture2D::drawPoint(rDown, Point(1,0), ColorRGBA(202,202,202,200));
Texture2D::drawPoint(rDown, Point(0,0), ColorRGBA(240,240,240,240));
Texture2D::drawPoint(rDown, Point(0,1), ColorRGBA(202,202,202,200));
_cTexture->addTexture(Point(0,9), rDown);
// normal middle
MatrixTemplate<ColorRGBA> nMiddle(1, 16, ColorRGBA(0,0,0,0));
for (int i = 0, j = 15; i < 8; i++, j--) {
Texture2D::drawPoint(nMiddle, Point(0,i), colorBotao1 - i * 2);
Texture2D::drawPoint(nMiddle, Point(0,j), colorBotao2 - i * 2);
}
_cTexture->addTexture(Point(3,0), nMiddle);
// over middle
MatrixTemplate<ColorRGBA> oMiddle(1, 1, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(oMiddle, Point(0,0), colorOver);
_cTexture->addTexture(Point(4,0), oMiddle);
// click middle
MatrixTemplate<ColorRGBA> cMiddle(1, 1, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(cMiddle, Point(0,0), colorClick);
_cTexture->addTexture(Point(5,0), cMiddle);
// up line
MatrixTemplate<ColorRGBA> uLine(1, 2, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(uLine, Point(0,0), ColorRGBA(112,112,112,255));
Texture2D::drawPoint(uLine, Point(0,1), ColorRGBA(255,255,255,255));
_cTexture->addTexture(Point(6,0), uLine);
// down line
MatrixTemplate<ColorRGBA> dLine(1, 2, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(dLine, Point(0,0), ColorRGBA(255,255,255,255));
Texture2D::drawPoint(dLine, Point(0,1), ColorRGBA(112,112,112,255));
_cTexture->addTexture(Point(7,0), dLine);
// left line
MatrixTemplate<ColorRGBA> lLine(2, 1, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(lLine, Point(0,0), ColorRGBA(112,112,112,255));
Texture2D::drawPoint(lLine, Point(1,0), ColorRGBA(255,255,255,255));
_cTexture->addTexture(Point(6,2), lLine);
// right line
MatrixTemplate<ColorRGBA> rLine(2, 1, ColorRGBA(0,0,0,0));
Texture2D::drawPoint(rLine, Point(1,0), ColorRGBA(112,112,112,255));
Texture2D::drawPoint(rLine, Point(0,0), ColorRGBA(255,255,255,255));
_cTexture->addTexture(Point(6,3), rLine);
// generate texture
_cTexture->createTexture();
}
