organicmaps/imgui
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WIP - Debug dump to disk, debug log

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ocornut 2025-01-28 14:36:06 +01:00
parent 8fab706f31
commit a08f35fee6
2 changed files with 19 additions and 12 deletions
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29
imgui_draw.cpp
View file

@ -3628,9 +3628,6 @@ void ImFontAtlasBuildDiscardFontBakedGlyph(ImFontAtlas* atlas, ImFont* font, ImF
void ImFontAtlasBuildDiscardFontBaked(ImFontAtlas* atlas, ImFontBaked* baked)
{
ImGuiContext& g = *GImGui;
IM_UNUSED(g); // for IMGUI_DEBUG_LOG_FONT()
ImFontAtlasBuilder* builder = atlas->Builder;
ImFont* font = baked->ContainerFont;
IMGUI_DEBUG_LOG_FONT("[font] Discard baked %.2f for \"%s\"\n", baked->Size, font->GetDebugName());
@ -3758,11 +3755,20 @@ ImTextureData* ImFontAtlasBuildAddTexture(ImFontAtlas* atlas, int w, int h)
return new_tex;
}
void ImFontAtlasBuildRepackTexture(ImFontAtlas* atlas, int w, int h)
#if 0
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include "../stb/stb_image_write.h"
static void ImFontAtlasDebugWriteTexToDisk(ImTextureData* tex, const char* description)
{
ImGuiContext& g = *GImGui;
IM_UNUSED(g); // for IMGUI_DEBUG_LOG_FONT()
char buf[128];
ImFormatString(buf, IM_ARRAYSIZE(buf), "[%05d] Texture #%03d - %s.png", g.FrameCount, tex->UniqueID, description);
stbi_write_png(buf, tex->Width, tex->Height, tex->BytesPerPixel, tex->Pixels, tex->GetPitch()); // tex->BytesPerPixel is technically not component, but ok for the formats we support.
}
#endif
void ImFontAtlasBuildRepackTexture(ImFontAtlas* atlas, int w, int h)
{
ImFontAtlasBuilder* builder = atlas->Builder;
builder->LockDisableResize = true;
@ -3770,6 +3776,10 @@ void ImFontAtlasBuildRepackTexture(ImFontAtlas* atlas, int w, int h)
ImTextureData* new_tex = ImFontAtlasBuildAddTexture(atlas, w, h);
new_tex->UseColors = old_tex->UseColors;
IMGUI_DEBUG_LOG_FONT("[font] Texture #%03d: resize+repack %dx%d => Texture #%03d: %dx%d\n", old_tex->UniqueID, old_tex->Width, old_tex->Height, new_tex->UniqueID, new_tex->Width, new_tex->Height);
//for (int baked_n = 0; baked_n < builder->BakedPool.Size; baked_n++)
// IMGUI_DEBUG_LOG_FONT("[font] - Baked %.2fpx, %d glyphs, want_destroy=%d\n", builder->BakedPool[baked_n].FontSize, builder->BakedPool[baked_n].Glyphs.Size, builder->BakedPool[baked_n].WantDestroy);
//IMGUI_DEBUG_LOG_FONT("[font] - Old packed rects: %d, area %d px\n", builder->RectsPackedCount, builder->RectsPackedSurface);
//ImFontAtlasDebugWriteTexToDisk(old_tex, "Before Pack");
// Repack, lose discarded rectangle, copy pixels
// FIXME-NEWATLAS-V2: Repacking in batch would be beneficial to packing heuristic.
@ -3825,10 +3835,12 @@ void ImFontAtlasBuildRepackTexture(ImFontAtlas* atlas, int w, int h)
builder->LockDisableResize = false;
ImFontAtlasUpdateDrawListsSharedData(atlas);
//ImFontAtlasDebugWriteTexToDisk(new_tex, "After Pack");
}
void ImFontAtlasBuildGrowTexture(ImFontAtlas* atlas, int old_tex_w, int old_tex_h)
{
//ImFontAtlasDebugWriteTexToDisk(atlas->TexData, "Before Grow");
ImFontAtlasBuilder* builder = atlas->Builder;
if (old_tex_w == -1)
old_tex_w = atlas->TexData->Width;
@ -3861,6 +3873,7 @@ void ImFontAtlasBuildGrowTexture(ImFontAtlas* atlas, int old_tex_w, int old_tex_
void ImFontAtlasBuildMakeSpace(ImFontAtlas* atlas)
{
// Can some baked contents be ditched?
//IMGUI_DEBUG_LOG_FONT("[font] ImFontAtlasBuildMakeSpace()\n");
ImFontAtlasBuilder* builder = atlas->Builder;
ImFontAtlasBuildDiscardUnusedBakes(atlas, NULL);
@ -4075,8 +4088,6 @@ ImFontAtlasRectId ImFontAtlasPackAddRect(ImFontAtlas* atlas, int w, int h, ImFon
// If we ran out of attempts, return fallback
if (attempts_remaining == 0 || builder->LockDisableResize)
{
ImGuiContext& g = *GImGui;
IM_UNUSED(g);
IMGUI_DEBUG_LOG_FONT("[font] Failed packing %dx%d rectangle. Returning fallback.\n", w, h);
return -1;
}
@ -4720,8 +4731,6 @@ void ImFontBaked::BuildGrowIndex(int new_size)
IM_ASSERT(IndexAdvanceX.Size == IndexLookup.Size);
if (new_size <= IndexLookup.Size)
return;
//ImGuiContext& g = *GImGui;
//IMGUI_DEBUG_LOG_FONT("[font] BuildGrowIndex(%d)\n", new_size);
IndexAdvanceX.resize(new_size, -1.0f);
IndexLookup.resize(new_size, IM_FONTGLYPH_INDEX_UNUSED);
}
@ -4946,8 +4955,6 @@ ImFontBaked* ImFont::GetFontBaked(float size)
IM_ASSERT(!atlas->Locked && "Cannot use dynamic font size with a locked ImFontAtlas!"); // Locked because rendering backend does not support ImGuiBackendFlags_RendererHasTextures!
// Create new
ImGuiContext& g = *GImGui;
IM_UNUSED(g); // for IMGUI_DEBUG_LOG_FONT()
IMGUI_DEBUG_LOG_FONT("[font] Created baked %.2fpx\n", size);
baked = builder->BakedPool.push_back(ImFontBaked());
baked->Size = size;

2
imgui_internal.h
View file

@ -252,7 +252,7 @@ extern IMGUI_API ImGuiContext* GImGui; // Current implicit context pointer
#define IMGUI_DEBUG_LOG_SELECTION(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventSelection) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_CLIPPER(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventClipper) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_IO(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventIO) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_FONT(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventFont) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_FONT(...) do { ImGuiContext& g2 = *GImGui; if (g2.DebugLogFlags & ImGuiDebugLogFlags_EventFont) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_INPUTROUTING(...) do{if (g.DebugLogFlags & ImGuiDebugLogFlags_EventInputRouting)IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_DOCKING(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventDocking) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)
#define IMGUI_DEBUG_LOG_VIEWPORT(...) do { if (g.DebugLogFlags & ImGuiDebugLogFlags_EventViewport) IMGUI_DEBUG_LOG(__VA_ARGS__); } while (0)