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Fix crash caused by wrong pointer used after VtxBuffer resized during 3d navigator rendering (#5719)

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Noisyfox 2024-06-16 02:16:54 +08:00 • committed by GitHub
parent 9ae9585e94
commit 54653ea316
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1 changed files with 2 additions and 2 deletions
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src/imguizmo/ImGuizmo.cpp
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@ -2941,7 +2941,7 @@ namespace IMGUIZMO_NAMESPACE
if (iPass) { if (iPass) {
// Draw face label // Draw face label
ImDrawList* drawList = gContext.mDrawList; ImDrawList* drawList = gContext.mDrawList;
ImDrawVert* vtx_write_start = drawList->_VtxWritePtr; int vtx_write_start = drawList->VtxBuffer.Size;
const auto label = gContext.mStyle.FaceLabels[iFace]; const auto label = gContext.mStyle.FaceLabels[iFace];
ImVec2 labelSize = ImGui::CalcTextSize(label); ImVec2 labelSize = ImGui::CalcTextSize(label);
@ -2978,7 +2978,7 @@ namespace IMGUIZMO_NAMESPACE
break; break;
} }
for (auto v = vtx_write_start; v < vtx_write_end; v++) { for (auto v = (drawList->VtxBuffer.Data + vtx_write_start); v < vtx_write_end; v++) {
auto pp = ((v->pos - labelOrigin) * scaleFactor * invert2 + ImVec2{0.5, 0.5}) * 2.f; auto pp = ((v->pos - labelOrigin) * scaleFactor * invert2 + ImVec2{0.5, 0.5}) * 2.f;
vec_t pt = tdx * pp.x + tdy * pp.y; vec_t pt = tdx * pp.x + tdy * pp.y;
v->pos = worldToPos((pt + origin) * 0.5 * invert, res, position, size); v->pos = worldToPos((pt + origin) * 0.5 * invert, res, position, size);