Merge branch 'master' into docking

# Conflicts:
#	backends/imgui_impl_win32.cpp
#	docs/CHANGELOG.txt
#	imgui.cpp
This commit is contained in:
ocornut
2021-01-28 21:02:13 +01:00
32 changed files with 1744 additions and 344 deletions

View File

@ -1,4 +1,4 @@
// dear imgui, v1.80
// dear imgui, v1.81 WIP
// (internal structures/api)
// You may use this file to debug, understand or extend ImGui features but we don't provide any guarantee of forward compatibility!
@ -29,7 +29,8 @@ Index of this file:
// [SECTION] ImGuiWindowTempData, ImGuiWindow
// [SECTION] Tab bar, Tab item support
// [SECTION] Table support
// [SECTION] Internal API
// [SECTION] ImGui internal API
// [SECTION] ImFontAtlas internal API
// [SECTION] Test Engine specific hooks (imgui_test_engine)
*/
@ -83,6 +84,12 @@ Index of this file:
#error Use IMGUI_DISABLE_DEFAULT_MATH_FUNCTIONS
#endif
// Enable stb_truetype by default unless FreeType is enabled.
// You can compile with both by defining both IMGUI_ENABLE_FREETYPE and IMGUI_ENABLE_STB_TRUETYPE together.
#ifndef IMGUI_ENABLE_FREETYPE
#define IMGUI_ENABLE_STB_TRUETYPE
#endif
//-----------------------------------------------------------------------------
// [SECTION] Forward declarations
//-----------------------------------------------------------------------------
@ -622,6 +629,7 @@ struct IMGUI_API ImChunkStream
//-----------------------------------------------------------------------------
// ImDrawList: Helper function to calculate a circle's segment count given its radius and a "maximum error" value.
// FIXME: the minimum number of auto-segment may be undesirably high for very small radiuses (e.g. 1.0f)
#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN 12
#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX 512
#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(_RAD,_MAXERROR) ImClamp((int)((IM_PI * 2.0f) / ImAcos(((_RAD) - (_MAXERROR)) / (_RAD))), IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX)
@ -645,7 +653,7 @@ struct IMGUI_API ImDrawListSharedData
// [Internal] Lookup tables
ImVec2 ArcFastVtx[12 * IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER]; // FIXME: Bake rounded corners fill/borders in atlas
ImU8 CircleSegmentCounts[64]; // Precomputed segment count for given radius (array index + 1) before we calculate it dynamically (to avoid calculation overhead)
ImU8 CircleSegmentCounts[64]; // Precomputed segment count for given radius before we calculate it dynamically (to avoid calculation overhead)
const ImVec4* TexUvLines; // UV of anti-aliased lines in the atlas
ImDrawListSharedData();
@ -1406,10 +1414,11 @@ struct IMGUI_API ImGuiStackSizes
//-----------------------------------------------------------------------------
typedef void (*ImGuiContextHookCallback)(ImGuiContext* ctx, ImGuiContextHook* hook);
enum ImGuiContextHookType { ImGuiContextHookType_NewFramePre, ImGuiContextHookType_NewFramePost, ImGuiContextHookType_EndFramePre, ImGuiContextHookType_EndFramePost, ImGuiContextHookType_RenderPre, ImGuiContextHookType_RenderPost, ImGuiContextHookType_Shutdown };
enum ImGuiContextHookType { ImGuiContextHookType_NewFramePre, ImGuiContextHookType_NewFramePost, ImGuiContextHookType_EndFramePre, ImGuiContextHookType_EndFramePost, ImGuiContextHookType_RenderPre, ImGuiContextHookType_RenderPost, ImGuiContextHookType_Shutdown, ImGuiContextHookType_PendingRemoval_ };
struct ImGuiContextHook
{
ImGuiID HookId; // A unique ID assigned by AddContextHook()
ImGuiContextHookType Type;
ImGuiID Owner;
ImGuiContextHookCallback Callback;
@ -1651,6 +1660,7 @@ struct ImGuiContext
ImChunkStream<ImGuiWindowSettings> SettingsWindows; // ImGuiWindow .ini settings entries
ImChunkStream<ImGuiTableSettings> SettingsTables; // ImGuiTable .ini settings entries
ImVector<ImGuiContextHook> Hooks; // Hooks for extensions (e.g. test engine)
ImGuiID HookIdNext; // Next available HookId
// Capture/Logging
bool LogEnabled; // Currently capturing
@ -1810,6 +1820,7 @@ struct ImGuiContext
SettingsLoaded = false;
SettingsDirtyTimer = 0.0f;
HookIdNext = 0;
LogEnabled = false;
LogType = ImGuiLogType_None;
@ -1885,10 +1896,10 @@ struct IMGUI_API ImGuiWindowTempData
// Local parameters stacks
// We store the current settings outside of the vectors to increase memory locality (reduce cache misses). The vectors are rarely modified. Also it allows us to not heap allocate for short-lived windows which are not using those settings.
ImGuiItemFlags ItemFlags; // == g.ItemFlagsStack.back()
float ItemWidth; // == ItemWidthStack.back(). 0.0: default, >0.0: width in pixels, <0.0: align xx pixels to the right of window
float TextWrapPos; // == TextWrapPosStack.back() [empty == -1.0f]
ImVector<float> ItemWidthStack;
ImVector<float> TextWrapPosStack;
float ItemWidth; // Current item width (>0.0: width in pixels, <0.0: align xx pixels to the right of window).
float TextWrapPos; // Current text wrap pos.
ImVector<float> ItemWidthStack; // Store item widths to restore (attention: .back() is not == ItemWidth)
ImVector<float> TextWrapPosStack; // Store text wrap pos to restore (attention: .back() is not == TextWrapPos)
ImGuiStackSizes StackSizesOnBegin; // Store size of various stacks for asserting
};
@ -2366,7 +2377,7 @@ struct ImGuiTableSettings
#endif // #ifdef IMGUI_HAS_TABLE
//-----------------------------------------------------------------------------
// [SECTION] Internal API
// [SECTION] ImGui internal API
// No guarantee of forward compatibility here!
//-----------------------------------------------------------------------------
@ -2416,7 +2427,8 @@ namespace ImGui
IMGUI_API void UpdateMouseMovingWindowEndFrame();
// Generic context hooks
IMGUI_API void AddContextHook(ImGuiContext* context, const ImGuiContextHook* hook);
IMGUI_API ImGuiID AddContextHook(ImGuiContext* context, const ImGuiContextHook* hook);
IMGUI_API void RemoveContextHook(ImGuiContext* context, ImGuiID hook_to_remove);
IMGUI_API void CallContextHooks(ImGuiContext* context, ImGuiContextHookType type);
// Viewports
@ -2770,15 +2782,26 @@ namespace ImGui
} // namespace ImGui
// ImFontAtlas internals
IMGUI_API bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildInit(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildSetupFont(ImFontAtlas* atlas, ImFont* font, ImFontConfig* font_config, float ascent, float descent);
IMGUI_API void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* stbrp_context_opaque);
IMGUI_API void ImFontAtlasBuildFinish(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildRender1bppRectFromString(ImFontAtlas* atlas, int atlas_x, int atlas_y, int w, int h, const char* in_str, char in_marker_char, unsigned char in_marker_pixel_value);
IMGUI_API void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_multiply_factor);
IMGUI_API void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride);
//-----------------------------------------------------------------------------
// [SECTION] ImFontAtlas internal API
//-----------------------------------------------------------------------------
// This structure is likely to evolve as we add support for incremental atlas updates
struct ImFontBuilderIO
{
bool (*FontBuilder_Build)(ImFontAtlas* atlas);
};
// Helper for font builder
IMGUI_API const ImFontBuilderIO* ImFontAtlasGetBuilderForStbTruetype();
IMGUI_API void ImFontAtlasBuildInit(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildSetupFont(ImFontAtlas* atlas, ImFont* font, ImFontConfig* font_config, float ascent, float descent);
IMGUI_API void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* stbrp_context_opaque);
IMGUI_API void ImFontAtlasBuildFinish(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildRender8bppRectFromString(ImFontAtlas* atlas, int atlas_x, int atlas_y, int w, int h, const char* in_str, char in_marker_char, unsigned char in_marker_pixel_value);
IMGUI_API void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_multiply_factor);
IMGUI_API void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride);
//-----------------------------------------------------------------------------
// [SECTION] Test Engine specific hooks (imgui_test_engine)