Thierry Thomas
520e2f7619
Apply a patch from upstream: https://github.com/parisolab/mathmod/commit/ddf9239f10fb0e07603297c06a23b7adeae8e323 Obtained from: Abderrahman Taha
22 lines
1.3 KiB
C++
22 lines
1.3 KiB
C++
--- ui_modules/mathmod.cpp.orig 2026-05-04 10:52:41 UTC
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+++ ui_modules/mathmod.cpp
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@@ -1665,7 +1665,7 @@ void MathMod::CopyData(ObjectProperties *scene)
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{
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glBindBuffer(GL_ARRAY_BUFFER, vbo[0]);
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, vbo[1]);
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- if(scene->VertxNumber>previousVertxNumber>0)
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+ if((scene->VertxNumber>previousVertxNumber) && (scene->VertxNumber>0))
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{
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glBufferData(GL_ARRAY_BUFFER, sizeof(GL_FLOAT)*10*(scene->VertxNumber+(12+60+36)), scene->ArrayNorVer_localPt, GL_STATIC_DRAW);
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previousVertxNumber = scene->VertxNumber;
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@@ -1676,7 +1676,8 @@ void MathMod::CopyData(ObjectProperties *scene)
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previousVertxNumber = scene->VertxNumber;
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}
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- if((scene->PolyNumber + scene->NbPolygnNbVertexPtMinSize)>previousPolyNumberNbPolygnNbVertexPtMin)
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+ if(((scene->PolyNumber + scene->NbPolygnNbVertexPtMinSize)>previousPolyNumberNbPolygnNbVertexPtMin) &&
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+ ((scene->PolyNumber + scene->NbPolygnNbVertexPtMinSize)>0))
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{
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glBufferData(GL_ELEMENT_ARRAY_BUFFER,sizeof(GLuint)*(scene->PolyNumber + scene->NbPolygnNbVertexPtMinSize), scene->PolyIndices_localPt, GL_STATIC_DRAW);
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previousPolyNumberNbPolygnNbVertexPtMin = (scene->PolyNumber + scene->NbPolygnNbVertexPtMinSize);
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