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Add a statistical profiler. Also applied a bugfix b3Profiler.

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- This is a compact hierarchical profiler which also stores node statistics
- Might need to use a hash-table to lookup statistic for node because each frame trees are build
This commit is contained in:
Irlan
2019-04-06 18:06:20 -03:00
parent ff535f9f7b
commit 1ef6d46d33
13 changed files with 381 additions and 205 deletions
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63
examples/testbed/framework/view.cpp
View File

@ -20,6 +20,7 @@
#include <testbed/framework/view_model.h>
#include <testbed/framework/test.h>
#include <testbed/framework/profiler.h>
#include <testbed/framework/profiler_st.h>
#include <imgui/imgui.h>
#if defined (U_OPENGL_2)
@ -218,8 +219,8 @@ void View::Interface()
if (ImGui::BeginMenu("View"))
{
ImGui::MenuItem("Profile", "", &settings.drawProfile);
ImGui::MenuItem("Profile Tree", "", &settings.drawProfileTree);
ImGui::MenuItem("Profile Tree Statistics", "", &settings.drawProfileTreeStats);
ImGui::MenuItem("Statistics", "", &settings.drawStats);
ImGui::Separator();
@ -435,7 +436,7 @@ void View::InterfaceProfileTree()
ImGui::SetNextWindowPos(ImVec2(0.0f, wp.y + ws.y));
ImGui::SetNextWindowSize(ImVec2(g_camera->m_width - 250.0f, 0.0f));
ImGui::Begin("##ProfileTree", NULL, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_AlwaysAutoResize);
ImGui::Begin("Profile Tree", NULL, ImGuiWindowFlags_AlwaysAutoResize);
ProfilerNode* root = g_profiler->GetRoot();
if (root)
@ -449,6 +450,64 @@ void View::InterfaceProfileTree()
ImGui::PopStyleVar();
}
static void TreeNode(ProfilerStNode* node, u32& index)
{
ImGui::PushID(index);
++index;
if (ImGui::TreeNode(node->name))
{
ImGui::Text("%.4f (min = %.4f) (max = %.4f) (calls = %d) [ms]", node->elapsed, node->stat->minElapsed, node->stat->maxElapsed, node->callCount);
for (u32 i = 0; i < node->children.Count(); ++i)
{
TreeNode(node->children[i], index);
}
ImGui::TreePop();
}
ImGui::PopID();
}
void View::InterfaceProfileTreeStats()
{
ImGui::Begin("Overlay", NULL, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoScrollbar);
ImVec2 wp = ImGui::GetWindowPos();
ImVec2 ws = ImGui::GetWindowSize();
ImGui::End();
wp.y = wp.y + ws.y;
if (g_settings->drawProfileTree)
{
ImGui::Begin("Profile Tree", NULL, ImGuiWindowFlags_AlwaysAutoResize);
ImVec2 ptwp = ImGui::GetWindowPos();
ImVec2 ptws = ImGui::GetWindowSize();
ImGui::End();
wp.y = ptwp.y + ptws.y;
}
ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
ImGui::SetNextWindowBgAlpha(0.0f);
ImGui::SetNextWindowPos(ImVec2(0.0f, wp.y));
ImGui::SetNextWindowSize(ImVec2(g_camera->m_width - 250.0f, 0.0f));
ImGui::Begin("Profile Tree Statistics", NULL, ImGuiWindowFlags_AlwaysAutoResize);
ProfilerStNode* root = g_profilerSt->GetRoot();
if (root)
{
u32 index = 0;
TreeNode(root, index);
}
ImGui::End();
ImGui::PopStyleVar();
}
void View::EndInterface()
{
ImGui::PopStyleVar();