Add a debug toggle for tesselation of wide lines

Stellarium · Apr 22, 2023 · 3f35207 · 3f35207
1 parent 027ce50
commit 3f35207
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/src/core/StelPainter.cpp b/src/core/StelPainter.cpp
@@ -45,6 +45,8 @@
 
 static const int TEX_CACHE_LIMIT = 7000000;
 
+bool tessellateWideLines = false; // XXX: for debugging
+
 #ifndef NDEBUG
 QMutex* StelPainter::globalMutex = new QMutex();
 #endif
@@ -2542,7 +2544,7 @@ void StelPainter::drawFromArray(DrawingMode mode, int count, int offset, bool do
 	const QMatrix4x4 qMat(m[0], m[4], m[8], m[12], m[1], m[5], m[9], m[13], m[2], m[6], m[10], m[14], m[3], m[7], m[11], m[15]);
 
 	const bool wideLineMode = (mode==LineStrip || mode==LineLoop || mode==Lines) && StelMainView::getInstance().getGLInformation().isCoreProfile;
-	if(wideLineMode && projectedVertexArray.type == GL_FLOAT)
+	if(wideLineMode && projectedVertexArray.type == GL_FLOAT && tessellateWideLines)
 	{
 		const bool fixedColor = !texCoordArray.enabled && !colorArray.enabled && !normalArray.enabled;
 		if(fixedColor && !indices)

diff --git a/src/core/modules/GridLinesMgr.cpp b/src/core/modules/GridLinesMgr.cpp
@@ -40,6 +40,8 @@
 #include <QDebug>
 #include <QFontMetrics>
 
+extern bool tessellateWideLines; // XXX: for debugging
+
 //! @class SkyGrid
 //! Class which manages a grid to display in the sky.
 class SkyGrid
@@ -2331,6 +2333,11 @@ void GridLinesMgr::setFlagAllPoints(const bool displayed)
 //! Set flag for displaying Azimuthal Grid
 void GridLinesMgr::setFlagAzimuthalGrid(const bool displayed)
 {
+	if(displayed)
+	{
+		tessellateWideLines = !tessellateWideLines; // XXX: for debugging
+		qDebug() << "Wide line tessellation" << (tessellateWideLines ? "enabled" : "disabled");
+	}
 	if(displayed != aziGrid->isDisplayed())
 	{
 		aziGrid->setDisplayed(displayed);