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Metrics: computing drawcmd bounding box handle case where buffer has been de-indexed.

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This commit is contained in:
ocornut 2015-12-05 11:26:47 +00:00
parent 5dec997fbe
commit de4ae2d53a
1 changed files with 15 additions and 14 deletions
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29
imgui.cpp
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@ -9183,21 +9183,22 @@ void ImGui::ShowMetricsWindow(bool* opened)
for (const ImDrawCmd* pcmd = draw_list->CmdBuffer.begin(); pcmd < draw_list->CmdBuffer.end(); elem_offset += pcmd->ElemCount, pcmd++)
{
if (pcmd->UserCallback)
ImGui::BulletText("Callback %p, user_data %p", pcmd->UserCallback, pcmd->UserCallbackData);
else
{
ImGui::BulletText("Draw %d indexed vtx, tex = %p, clip_rect = (%.0f,%.0f)..(%.0f,%.0f)", pcmd->ElemCount, pcmd->TextureId, pcmd->ClipRect.x, pcmd->ClipRect.y, pcmd->ClipRect.z, pcmd->ClipRect.w);
if (show_clip_rects && ImGui::IsItemHovered())
{
ImRect clip_rect = pcmd->ClipRect;
ImRect vtxs_rect;
for (int i = elem_offset; i < elem_offset + (int)pcmd->ElemCount; i++)
vtxs_rect.Add(draw_list->VtxBuffer[draw_list->IdxBuffer[i]].pos);
GImGui->OverlayDrawList.PushClipRectFullScreen();
clip_rect.Round(); GImGui->OverlayDrawList.AddRect(clip_rect.Min, clip_rect.Max, ImColor(255,255,0));
vtxs_rect.Round(); GImGui->OverlayDrawList.AddRect(vtxs_rect.Min, vtxs_rect.Max, ImColor(255,0,255));
GImGui->OverlayDrawList.PopClipRect();
}
ImGui::BulletText("Callback %p, user_data %p", pcmd->UserCallback, pcmd->UserCallbackData);
continue;
}
ImGui::BulletText("Draw %d %s vtx, tex = %p, clip_rect = (%.0f,%.0f)..(%.0f,%.0f)", pcmd->ElemCount, draw_list->IdxBuffer.Size > 0 ? "indexed" : "non-indexed", pcmd->TextureId, pcmd->ClipRect.x, pcmd->ClipRect.y, pcmd->ClipRect.z, pcmd->ClipRect.w);
if (show_clip_rects && ImGui::IsItemHovered())
{
ImRect clip_rect = pcmd->ClipRect;
ImRect vtxs_rect;
ImDrawIdx* idx_buffer = (draw_list->IdxBuffer.Size > 0) ? draw_list->IdxBuffer.Data : NULL;
for (int i = elem_offset; i < elem_offset + (int)pcmd->ElemCount; i++)
vtxs_rect.Add(draw_list->VtxBuffer[idx_buffer ? idx_buffer[i] : i].pos);
GImGui->OverlayDrawList.PushClipRectFullScreen();
clip_rect.Round(); GImGui->OverlayDrawList.AddRect(clip_rect.Min, clip_rect.Max, ImColor(255,255,0));
vtxs_rect.Round(); GImGui->OverlayDrawList.AddRect(vtxs_rect.Min, vtxs_rect.Max, ImColor(255,0,255));
GImGui->OverlayDrawList.PopClipRect();
}
}
ImGui::TreePop();