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Hide the radar sweep if no data is available

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This commit is contained in:
Dan Paulat 2025-08-30 18:26:10 -05:00
parent a306fb4363
commit f679f37fc1
1 changed files with 49 additions and 22 deletions
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71
scwx-qt/source/scwx/qt/map/radar_product_layer.cpp
View file

@ -146,6 +146,21 @@ void RadarProductLayer::Initialize(
&view::RadarProductView::SweepComputed,
this,
[this]() { p->sweepNeedsUpdate_ = true; });
connect(radarProductView.get(),
&view::RadarProductView::SweepNotComputed,
this,
[this](types::NoUpdateReason reason)
{
if (reason == types::NoUpdateReason::NotAvailable)
{
// Ensure the radar product is hidden by re-rendering
Q_EMIT NeedsRendering();
}
if (reason == types::NoUpdateReason::NoChange)
{
Q_EMIT NeedsRendering();
}
});
}
void RadarProductLayer::UpdateSweep(
@ -281,34 +296,46 @@ void RadarProductLayer::Render(
UpdateSweep(mapContext);
}
const float scale = std::pow(2.0, params.zoom) * 2.0f *
mbgl::util::tileSize_D / mbgl::util::DEGREES_MAX;
const float xScale = scale / params.width;
const float yScale = scale / params.height;
std::shared_ptr<view::RadarProductView> radarProductView =
mapContext->radar_product_view();
glm::mat4 uMVPMatrix(1.0f);
uMVPMatrix = glm::scale(uMVPMatrix, glm::vec3(xScale, yScale, 1.0f));
uMVPMatrix = glm::rotate(uMVPMatrix,
glm::radians<float>(params.bearing),
glm::vec3(0.0f, 0.0f, 1.0f));
const bool sweepVisible =
radarProductView != nullptr &&
radarProductView->load_status() !=
types::RadarProductLoadStatus::ProductNotAvailable;
glUniform2fv(p->uMapScreenCoordLocation_,
1,
glm::value_ptr(util::maplibre::LatLongToScreenCoordinate(
{params.latitude, params.longitude})));
if (sweepVisible)
{
const float scale = std::pow(2.0, params.zoom) * 2.0f *
mbgl::util::tileSize_D / mbgl::util::DEGREES_MAX;
const float xScale = scale / params.width;
const float yScale = scale / params.height;
glUniformMatrix4fv(
p->uMVPMatrixLocation_, 1, GL_FALSE, glm::value_ptr(uMVPMatrix));
glm::mat4 uMVPMatrix(1.0f);
uMVPMatrix = glm::scale(uMVPMatrix, glm::vec3(xScale, yScale, 1.0f));
uMVPMatrix = glm::rotate(uMVPMatrix,
glm::radians<float>(params.bearing),
glm::vec3(0.0f, 0.0f, 1.0f));
glUniform1i(p->uCFPEnabledLocation_, p->cfpEnabled_ ? 1 : 0);
glUniform2fv(p->uMapScreenCoordLocation_,
1,
glm::value_ptr(util::maplibre::LatLongToScreenCoordinate(
{params.latitude, params.longitude})));
glUniform1ui(p->uDataMomentOffsetLocation_, p->rangeMin_);
glUniform1f(p->uDataMomentScaleLocation_, p->scale_);
glUniformMatrix4fv(
p->uMVPMatrixLocation_, 1, GL_FALSE, glm::value_ptr(uMVPMatrix));
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_1D, p->texture_);
glBindVertexArray(p->vao_);
glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(p->numVertices_));
glUniform1i(p->uCFPEnabledLocation_, p->cfpEnabled_ ? 1 : 0);
glUniform1ui(p->uDataMomentOffsetLocation_, p->rangeMin_);
glUniform1f(p->uDataMomentScaleLocation_, p->scale_);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_1D, p->texture_);
glBindVertexArray(p->vao_);
glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(p->numVertices_));
}
if (wireframeEnabled)
{