void SqlItemView::toNext()
{
int row = findUp(m_row);
if (row != m_row) {
setCurrentIndex(row, m_column);
emit indexChanged();
}
}
void SqlItemView::updateButtons(int row)
{
int rowcount = m_model->rowCount();
int notDeleted = 0;
int adjRow = row;
for (int i = 0; i < rowcount; ++i)
{
if (m_table->isRowHidden(i))
{
if (i < row) { --adjRow; }
}
else { ++notDeleted; }
}
positionLabel->setText(tr("row %1 of %2").arg(adjRow + 1).arg(notDeleted));
previousButton->setEnabled(findDown(row) != row);
firstButton->setEnabled(findUp(-1) != row);
nextButton->setEnabled(findUp(row) != row);
lastButton->setEnabled(findDown(rowcount) != row);
}
void SmokeSource::setShaderMatrix(const glm::mat4& matrix)
{
SmokeShader* ss = (SmokeShader*) findUp(typeid(SmokeShader));
glm::mat4 p_matrix;
glGetFloatv(GL_PROJECTION_MATRIX, glm::value_ptr(p_matrix));
glm::mat4 mvp_matrix = p_matrix * matrix;
GLint mvp_location = glGetUniformLocation(ss->getProgram(), "mvp_matrix");
glUniformMatrix4fv(mvp_location, 1, GL_FALSE, glm::value_ptr(mvp_matrix));
}
bool SqlItemView::rowDeleted()
{
int row = findUp(m_row);
if (row != m_row)
{
setCurrentIndex(row, m_column);
emit indexChanged();
return false;
}
row = findDown(m_row);
if (row != m_row)
{
setCurrentIndex(row, m_column);
emit indexChanged();
return false;
}
return true;
}
Points Drop::findOneWay(int x, int y)
{
Points points;
auto xx = x, yy = y;
for (int i=0; i<2*xCount; i++) {
auto value = findUp(xx, yy);
if (value == UnReachable) {
value = findLeft(xx, yy);
if (value == UnReachable) {
value = findRight(xx, yy);
if (value == UnReachable) {
// 无法移动
break;
}
else {
points.push_back(Vec2(xx-1, yy+1));
points.push_back(Vec2(xx, yy));
xx -= 1;
yy += 1;
}
}
else {
points.push_back(Vec2(xx-1, yy-1));
points.push_back(Vec2(xx, yy));
xx -= 1;
yy -= 1;
}
}
else {
points.push_back(Vec2(xx-1, yy));
points.push_back(Vec2(xx, yy));
xx -=1;
}
if (value == 1)
break;
}
return points;
}
void SmokeSource::setIntensity(GLfloat intensity)
{
SmokeShader* ss = (SmokeShader*) findUp(typeid(SmokeShader));
GLint location = glGetUniformLocation(ss->getProgram(), "intensity");
glUniform1f(location, intensity);
}
