void CGView::mouseMoveEvent(QMouseEvent *event) {
QPoint current = event->pos();
int x = current.x();
int y = current.y();
int xClick = clickedPoint.x();
int yClick = clickedPoint.y();
double diffX, diffY;
double dx, dy, dxClick, dyClick;
worldCoord(x, y, dx, dy);
worldCoord(xClick, yClick, dxClick, dyClick);
diffX = dx - dxClick;
diffY = dy - dyClick;
// add code here to move the picked lizard
trans[i_picked][0] = clickedPolyTrans[0] + diffX;
trans[i_picked][1] = clickedPolyTrans[1] + diffY;
//if (event->button() == Qt::LeftButton)
std::cout << "clickedPoint (" << diffX << "," << diffY << "," << dxClick << "," << dyClick << ")" << std::endl;
if (clicked)
updateGL();
}
void CGView::mousePressEvent(QMouseEvent *event) {
double dx, dy, px, py;
worldCoord(event->x(), event->y(), dx, dy);
std::cout << "Mouse pressed at (" << dx << "," << dy << ")" << std::endl;
px = dx;
py = dy;
bool inI;
if (event->button() == Qt::LeftButton)
clicked = true;
clickedPoint = event->pos();
// add your intersect code here
// also set the new i_picked
for (int i = 0; i < poly.size(); i++) {
inI = insidePolygonI(i, px, py);
if (inI) {
i_picked = i;
std::cout << "Polygon " << i << " selected" << std::endl;
clickedPolyTrans.clear();
clickedPolyTrans.push_back(trans[i_picked][0]);
clickedPolyTrans.push_back(trans[i_picked][1]);
}
}
update();
}
void csMeshGeneratorGeometry::GetDensityMapFactor (float x, float z,
float &data)
{
float factorMapScale = 1.0f;
if (density_map)
{
density_map->SampleFloat (density_map_type, x, z, factorMapScale);
factorMapScale *= density_map_factor;
}
data = factorMapScale;
// Sum up all density factor maps
if (densityFactorMaps.GetSize() > 0)
{
csVector3 worldCoord (x, 0, z);
float factorMapSum = 0;
for (size_t i = 0; i < densityFactorMaps.GetSize(); i++)
{
factorMapSum += densityFactorMaps[i].first->GetDensity (worldCoord)
* densityFactorMaps[i].second;
}
data *= factorMapSum;
}
}
/* Mouse clicks. */
void mouse(int button, int state, int x, int y)
{
if (state == GLUT_DOWN)
{
/* Save mouse positions for everything but zooming. */
if (button == GLUT_LEFT_BUTTON || button == GLUT_RIGHT_BUTTON
|| button == GLUT_MIDDLE_BUTTON)
{
interaction.lastMouseDownBS[0] = x;
interaction.lastMouseDownBS[1] = y;
worldCoord(interaction.lastMouseDownBS,
interaction.lastMouseDownBW);
interaction.lastMouseDownEW[0] = interaction.lastMouseDownBW[0];
interaction.lastMouseDownEW[1] = interaction.lastMouseDownBW[1];
}
if (button == GLUT_LEFT_BUTTON)
{
interaction.showOvertones = 1;
}
else if (button == GLUT_RIGHT_BUTTON && !interaction.forceOverview)
{
interaction.doPanning = 1;
interaction.lastOffsetX = interaction.offsetX;
}
else if (button == INTERACTION_ZOOM_IN)
{
interaction.scaleX *= INTERACTION_ZOOM_SPEED;
}
else if (button == INTERACTION_ZOOM_OUT)
{
interaction.scaleX /= INTERACTION_ZOOM_SPEED;
if (interaction.scaleX < 1)
interaction.scaleX = 1;
}
else if (button == GLUT_MIDDLE_BUTTON)
{
interaction.showFrequency = 1;
}
}
else
{
/* Copy new offset if we were panning. */
if (interaction.doPanning)
{
double dx = interaction.lastMouseDownEW[0]
- interaction.lastMouseDownBW[0];
interaction.offsetX = interaction.lastOffsetX + dx;
interaction.lastOffsetX = interaction.offsetX;
}
interaction.showOvertones = 0;
interaction.doPanning = 0;
interaction.showFrequency = 0;
}
}
void renderFrame(void) {
d3ddev->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 162, 232), 1.0f, 0); // use 0, 162, 232 for nice blue color
d3ddev->BeginScene(); // begins the 3D scene
// SET UP THE PIPELINE
D3DXMATRIX matTranslate;
Vector2 mousePos = worldCoord(mouseX, mouseY);
D3DXMatrixTranslation(&matTranslate, mousePos.x, mousePos.y, 0);
D3DXMATRIX matView; // the view transform matrix
D3DXMatrixLookAtRH(&matView,
&D3DXVECTOR3(0.0f, 0.0f, 5.0f), // the camera position
&D3DXVECTOR3(0.0f, 0.0f, 0.0f), // the look-at position
&D3DXVECTOR3(0.0f, 1.0f, 0.0f)); // the up direction
d3ddev->SetTransform(D3DTS_VIEW, &(matView)); // set the view transform to matView
D3DXMATRIX matProjection; // the projection transform matrix
D3DXMatrixOrthoRH(&matProjection,
viewWidth, // the horizontal view volume
viewWidth * currentRatio, // the vertical view volume
0.25f, // the near view-plane
15.0f); // the far view-plane
d3ddev->SetTransform(D3DTS_PROJECTION, &matProjection); // set the projection
d3ddev->SetTexture(0, tx);
// select the vertex buffer to display
d3ddev->SetStreamSource(0, vb, 0, sizeof(CUSTOMVERTEX));
// copy the vertex buffer to the back buffer
d3ddev->DrawPrimitive(D3DPT_TRIANGLESTRIP, 0, 2);
RECT rect;
SetRect(&rect, 0, 0, wndWidth, wndHeight);
font->DrawTextA(NULL, "Everward", 8, &rect, DT_CENTER | DT_VCENTER, 0xffffff00);
d3ddev->EndScene(); // ends the 3D scene
d3ddev->Present(NULL, NULL, NULL, NULL); // displays the created frame on the screen
}
/* Mouse movements/drags. */
void motion(int x, int y)
{
if (!interaction.showOvertones && !interaction.doPanning
&& !interaction.showFrequency)
return;
interaction.lastMouseDownES[0] = x;
interaction.lastMouseDownES[1] = y;
worldCoord(interaction.lastMouseDownES, interaction.lastMouseDownEW);
if (interaction.doPanning)
{
double dx = interaction.lastMouseDownEW[0]
- interaction.lastMouseDownBW[0];
interaction.offsetX = interaction.lastOffsetX + dx;
}
}
