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# Conflicts:
#	imgui.cpp
This commit is contained in:
omar
2017-12-21 19:55:21 +01:00
parent 4c2514dc29 c8c872c753
commit 287380261c
6 changed files with 132 additions and 91 deletions
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34
imgui.h
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@ -51,6 +51,7 @@ struct ImDrawChannel; // Temporary storage for outputting drawing
struct ImDrawCmd; // A single draw command within a parent ImDrawList (generally maps to 1 GPU draw call)
struct ImDrawData; // All draw command lists required to render the frame
struct ImDrawList; // A single draw command list (generally one per window)
struct ImDrawListSharedData; // Data shared among multiple draw lists (typically owned by parent ImGui context, but you may create one yourself)
struct ImDrawVert; // A single vertex (20 bytes by default, override layout with IMGUI_OVERRIDE_DRAWVERT_STRUCT_LAYOUT)
struct ImFont; // Runtime data for a single font within a parent ImFontAtlas
struct ImFontAtlas; // Runtime data for multiple fonts, bake multiple fonts into a single texture, TTF/OTF font loader
@ -80,6 +81,7 @@ typedef int ImGuiNavInput; // enum: an input identifier for navigation
typedef int ImGuiMouseCursor; // enum: a mouse cursor identifier // enum ImGuiMouseCursor_
typedef int ImGuiStyleVar; // enum: a variable identifier for styling // enum ImGuiStyleVar_
typedef int ImDrawCornerFlags; // flags: for ImDrawList::AddRect*() etc. // enum ImDrawCornerFlags_
typedef int ImDrawListFlags; // flags: for ImDrawList // enum ImDrawListFlags_
typedef int ImGuiColorEditFlags; // flags: for ColorEdit*(), ColorPicker*() // enum ImGuiColorEditFlags_
typedef int ImGuiColumnsFlags; // flags: for *Columns*() // enum ImGuiColumnsFlags_
typedef int ImGuiDragDropFlags; // flags: for *DragDrop*() // enum ImGuiDragDropFlags_
@ -471,6 +473,7 @@ namespace ImGui
IMGUI_API float GetTime();
IMGUI_API int GetFrameCount();
IMGUI_API ImDrawList* GetOverlayDrawList(); // this draw list will be the last rendered one, useful to quickly draw overlays shapes/text
IMGUI_API ImDrawListSharedData* GetDrawListSharedData();
IMGUI_API const char* GetStyleColorName(ImGuiCol idx);
IMGUI_API ImVec2 CalcItemRectClosestPoint(const ImVec2& pos, bool on_edge = false, float outward = +0.0f); // utility to find the closest point the last item bounding rectangle edge. useful to visually link items
IMGUI_API ImVec2 CalcTextSize(const char* text, const char* text_end = NULL, bool hide_text_after_double_hash = false, float wrap_width = -1.0f);
@ -890,8 +893,8 @@ struct ImGuiStyle
ImVec2 DisplayWindowPadding; // Window positions are clamped to be visible within the display area by at least this amount. Only covers regular windows.
ImVec2 DisplaySafeAreaPadding; // If you cannot see the edge of your screen (e.g. on a TV) increase the safe area padding. Covers popups/tooltips as well regular windows.
bool AntiAliasedLines; // Enable anti-aliasing on lines/borders. Disable if you are really tight on CPU/GPU.
bool AntiAliasedShapes; // Enable anti-aliasing on filled shapes (rounded rectangles, circles, etc.)
float CurveTessellationTol; // Tessellation tolerance. Decrease for highly tessellated curves (higher quality, more polygons), increase to reduce quality.
bool AntiAliasedFill; // Enable anti-aliasing on filled shapes (rounded rectangles, circles, etc.)
float CurveTessellationTol; // Tessellation tolerance when using PathBezierCurveTo() without a specific number of segments. Decrease for highly tessellated curves (higher quality, more polygons), increase to reduce quality.
ImVec4 Colors[ImGuiCol_COUNT];
IMGUI_API ImGuiStyle();
@ -1368,7 +1371,7 @@ struct ImDrawCmd
ImDrawCallback UserCallback; // If != NULL, call the function instead of rendering the vertices. clip_rect and texture_id will be set normally.
void* UserCallbackData; // The draw callback code can access this.
ImDrawCmd() { ElemCount = 0; ClipRect.x = ClipRect.y = -8192.0f; ClipRect.z = ClipRect.w = +8192.0f; TextureId = NULL; UserCallback = NULL; UserCallbackData = NULL; }
ImDrawCmd() { ElemCount = 0; ClipRect.x = ClipRect.y = ClipRect.z = ClipRect.w = 0.0f; TextureId = NULL; UserCallback = NULL; UserCallbackData = NULL; }
};
// Vertex index (override with '#define ImDrawIdx unsigned int' inside in imconfig.h)
@ -1413,21 +1416,28 @@ enum ImDrawCornerFlags_
ImDrawCornerFlags_All = 0xF // In your function calls you may use ~0 (= all bits sets) instead of ImDrawCornerFlags_All, as a convenience
};
enum ImDrawListFlags_
{
ImDrawListFlags_AntiAliasedLines = 1 << 0,
ImDrawListFlags_AntiAliasedFill = 1 << 1
};
// Draw command list
// This is the low-level list of polygons that ImGui functions are filling. At the end of the frame, all command lists are passed to your ImGuiIO::RenderDrawListFn function for rendering.
// At the moment, each ImGui window contains its own ImDrawList but they could potentially be merged in the future.
// If you want to add custom rendering within a window, you can use ImGui::GetWindowDrawList() to access the current draw list and add your own primitives.
// Each ImGui window contains its own ImDrawList. You can use ImGui::GetWindowDrawList() to access the current window draw list and draw custom primitives.
// You can interleave normal ImGui:: calls and adding primitives to the current draw list.
// All positions are generally in pixel coordinates (top-left at (0,0), bottom-right at io.DisplaySize), however you are totally free to apply whatever transformation matrix to want to the data (if you apply such transformation you'll want to apply it to ClipRect as well)
// Primitives are always added to the list and not culled (culling is done at higher-level by ImGui:: functions).
// Important: Primitives are always added to the list and not culled (culling is done at higher-level by ImGui:: functions), if you use this API a lot consider coarse culling your drawn objects.
struct ImDrawList
{
// This is what you have to render
ImVector<ImDrawCmd> CmdBuffer; // Commands. Typically 1 command = 1 GPU draw call.
ImVector<ImDrawCmd> CmdBuffer; // Draw commands. Typically 1 command = 1 GPU draw call, unless the command is a callback.
ImVector<ImDrawIdx> IdxBuffer; // Index buffer. Each command consume ImDrawCmd::ElemCount of those
ImVector<ImDrawVert> VtxBuffer; // Vertex buffer.
// [Internal, used while building lists]
ImDrawListFlags Flags; // Flags, you may poke into these to adjust anti-aliasing settings per-primitive.
const ImDrawListSharedData* _Data; // Pointer to shared draw data (you can use ImGui::GetDrawListSharedData() to get the one from current ImGui context)
const char* _OwnerName; // Pointer to owner window's name for debugging
unsigned int _VtxCurrentIdx; // [Internal] == VtxBuffer.Size
ImDrawVert* _VtxWritePtr; // [Internal] point within VtxBuffer.Data after each add command (to avoid using the ImVector<> operators too much)
@ -1439,7 +1449,7 @@ struct ImDrawList
int _ChannelsCount; // [Internal] number of active channels (1+)
ImVector<ImDrawChannel> _Channels; // [Internal] draw channels for columns API (not resized down so _ChannelsCount may be smaller than _Channels.Size)
ImDrawList() { _OwnerName = NULL; Clear(); }
ImDrawList(const ImDrawListSharedData* shared_data) { _Data = shared_data; _OwnerName = NULL; Clear(); }
~ImDrawList() { ClearFreeMemory(); }
IMGUI_API void PushClipRect(ImVec2 clip_rect_min, ImVec2 clip_rect_max, bool intersect_with_current_clip_rect = false); // Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling)
IMGUI_API void PushClipRectFullScreen();
@ -1465,16 +1475,16 @@ struct ImDrawList
IMGUI_API void AddImage(ImTextureID user_texture_id, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a = ImVec2(0,0), const ImVec2& uv_b = ImVec2(1,1), ImU32 col = 0xFFFFFFFF);
IMGUI_API void AddImageQuad(ImTextureID user_texture_id, const ImVec2& a, const ImVec2& b, const ImVec2& c, const ImVec2& d, const ImVec2& uv_a = ImVec2(0,0), const ImVec2& uv_b = ImVec2(1,0), const ImVec2& uv_c = ImVec2(1,1), const ImVec2& uv_d = ImVec2(0,1), ImU32 col = 0xFFFFFFFF);
IMGUI_API void AddImageRounded(ImTextureID user_texture_id, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, ImU32 col, float rounding, int rounding_corners = ImDrawCornerFlags_All);
IMGUI_API void AddPolyline(const ImVec2* points, const int num_points, ImU32 col, bool closed, float thickness, bool anti_aliased);
IMGUI_API void AddConvexPolyFilled(const ImVec2* points, const int num_points, ImU32 col, bool anti_aliased);
IMGUI_API void AddPolyline(const ImVec2* points, const int num_points, ImU32 col, bool closed, float thickness);
IMGUI_API void AddConvexPolyFilled(const ImVec2* points, const int num_points, ImU32 col);
IMGUI_API void AddBezierCurve(const ImVec2& pos0, const ImVec2& cp0, const ImVec2& cp1, const ImVec2& pos1, ImU32 col, float thickness, int num_segments = 0);
// Stateful path API, add points then finish with PathFill() or PathStroke()
inline void PathClear() { _Path.resize(0); }
inline void PathLineTo(const ImVec2& pos) { _Path.push_back(pos); }
inline void PathLineToMergeDuplicate(const ImVec2& pos) { if (_Path.Size == 0 || memcmp(&_Path[_Path.Size-1], &pos, 8) != 0) _Path.push_back(pos); }
inline void PathFillConvex(ImU32 col) { AddConvexPolyFilled(_Path.Data, _Path.Size, col, true); PathClear(); }
inline void PathStroke(ImU32 col, bool closed, float thickness = 1.0f) { AddPolyline(_Path.Data, _Path.Size, col, closed, thickness, true); PathClear(); }
inline void PathFillConvex(ImU32 col) { AddConvexPolyFilled(_Path.Data, _Path.Size, col); PathClear(); }
inline void PathStroke(ImU32 col, bool closed, float thickness = 1.0f) { AddPolyline(_Path.Data, _Path.Size, col, closed, thickness); PathClear(); }
IMGUI_API void PathArcTo(const ImVec2& centre, float radius, float a_min, float a_max, int num_segments = 10);
IMGUI_API void PathArcToFast(const ImVec2& centre, float radius, int a_min_of_12, int a_max_of_12); // Use precomputed angles for a 12 steps circle
IMGUI_API void PathBezierCurveTo(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, int num_segments = 0);