diff --git a/imconfig.h b/imconfig.h index 625a8943..24d61148 100644 --- a/imconfig.h +++ b/imconfig.h @@ -18,6 +18,12 @@ //#define IMGUI_API __declspec( dllexport ) //#define IMGUI_API __declspec( dllimport ) +//---- Include imgui_user.inl at the end of imgui.cpp so you can include code that extends ImGui using its private data/functions. +//#define IMGUI_INCLUDE_IMGUI_USER_INL + +//---- Include imgui_user.h at the end of imgui.h +//#define IMGUI_INCLUDE_IMGUI_USER_H + //---- Don't implement default handlers for Windows (so as not to link with OpenClipboard() and others Win32 functions) //#define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCS //#define IMGUI_DISABLE_WIN32_DEFAULT_IME_FUNCS @@ -25,11 +31,8 @@ //---- Don't implement help and test window functionality (ShowUserGuide()/ShowStyleEditor()/ShowTestWindow() methods will be empty) //#define IMGUI_DISABLE_TEST_WINDOWS -//---- Include imgui_user.inl at the end of imgui.cpp so you can include code that extends ImGui using its private data/functions. -//#define IMGUI_INCLUDE_IMGUI_USER_INL - -//---- Include imgui_user.h at the end of imgui.h -//#define IMGUI_INCLUDE_IMGUI_USER_H +//---- Implement STB libraries in a namespace to avoid conflicts +//#define IMGUI_STB_NAMESPACE ImStb //---- Define constructor and implicit cast operators to convert back<>forth from your math types and ImVec2/ImVec4. /* diff --git a/imgui.cpp b/imgui.cpp index bf99dfdb..12e2fd67 100644 --- a/imgui.cpp +++ b/imgui.cpp @@ -1,4 +1,4 @@ -// ImGui library v1.38 WIP +// ImGui library v1.38 // See ImGui::ShowTestWindow() for sample code. // Read 'Programmer guide' below for notes on how to setup ImGui in your codebase. // Get latest version at https://github.com/ocornut/imgui @@ -19,6 +19,7 @@ - API BREAKING CHANGES (read me when you update!) - FREQUENTLY ASKED QUESTIONS (FAQ), TIPS - Can I have multiple widgets with the same label? (Yes) + - How do I update to a newer version of ImGui? - Why is my text output blurry? - How can I load a different font than the default? - How can I load multiple fonts? @@ -274,6 +275,15 @@ e.g. when displaying a single object that may change over time (1-1 relationship), using a static string as ID will preserve your node open/closed state when the targeted object change. e.g. when displaying a list of objects, using indices or pointers as ID will preserve the node open/closed state differently. experiment and see what makes more sense! + Q: How do I update to a newer version of ImGui? + A: Overwrite the following files: + imgui.cpp + imgui.h + stb_rect_pack.h + stb_textedit.h + stb_truetype.h + Check the "API BREAKING CHANGES" sections for a list of occasional API breaking changes. + Q: Why is my text output blurry? A: In your Render function, try translating your projection matrix by (0.5f,0.5f) or (0.375f,0.375f) @@ -498,7 +508,7 @@ static bool ItemAdd(const ImRect& bb, const ImGuiID* id); static void ItemSize(ImVec2 size, float text_offset_y = 0.0f); static void ItemSize(const ImRect& bb, float text_offset_y = 0.0f); static void PushColumnClipRect(int column_index = -1); -static bool IsClippedEx(const ImRect& bb, bool clip_even_when_logged); +static bool IsClippedEx(const ImRect& bb, const ImGuiID* id, bool clip_even_when_logged); static bool IsMouseHoveringRect(const ImRect& bb); static bool IsKeyPressedMap(ImGuiKey key, bool repeat = true); @@ -1152,8 +1162,10 @@ struct ImGuiState ImGuiID ScalarAsInputTextId; // Temporary text input when CTRL+clicking on a slider, etc. ImGuiStorage ColorEditModeStorage; // for user selection ImGuiID ActiveComboID; + ImVec2 ActiveClickDeltaToCenter; float DragCurrentValue; // current dragged value, always float, not rounded by end-user precision settings ImVec2 DragLastMouseDelta; + float DragSpeedDefaultRatio; // if speed == 0.0f, uses (max-min) * DragSpeedDefaultRatio float DragSpeedScaleSlow; float DragSpeedScaleFast; float ScrollbarClickDeltaToGrabCenter; // distance between mouse and center of grab box, normalized in parent space @@ -1209,8 +1221,10 @@ struct ImGuiState ScalarAsInputTextId = 0; ActiveComboID = 0; + ActiveClickDeltaToCenter = ImVec2(0.0f, 0.0f); DragCurrentValue = 0.0f; DragLastMouseDelta = ImVec2(0.0f, 0.0f); + DragSpeedDefaultRatio = 0.01f; DragSpeedScaleSlow = 0.01f; DragSpeedScaleFast = 10.0f; ScrollbarClickDeltaToGrabCenter = 0.0f; @@ -4253,7 +4267,7 @@ void ImGui::TextUnformatted(const char* text, const char* text_end) while (line < text_end) { const char* line_end = strchr(line, '\n'); - if (IsClippedEx(line_rect, false)) + if (IsClippedEx(line_rect, NULL, false)) break; const ImVec2 line_size = CalcTextSize(line, line_end, false); @@ -5124,7 +5138,7 @@ static inline float RoundScalar(float value, int decimal_precision) return value; } -static bool SliderBehavior(const ImRect& frame_bb, const ImRect& slider_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, bool horizontal) +static bool SliderScalarBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, bool horizontal) { ImGuiState& g = *GImGui; ImGuiWindow* window = GetCurrentWindow(); @@ -5135,15 +5149,16 @@ static bool SliderBehavior(const ImRect& frame_bb, const ImRect& slider_bb, ImGu const bool is_non_linear = fabsf(power - 1.0f) > 0.0001f; - const float slider_sz = horizontal ? slider_bb.GetWidth() : slider_bb.GetHeight(); + const float padding = horizontal ? style.FramePadding.x : style.FramePadding.y; + const float slider_sz = horizontal ? (frame_bb.GetWidth() - padding * 2.0f) : (frame_bb.GetHeight() - padding * 2.0f); float grab_sz; if (decimal_precision > 0) grab_sz = ImMin(style.GrabMinSize, slider_sz); else grab_sz = ImMin(ImMax(1.0f * (slider_sz / (v_max-v_min+1.0f)), style.GrabMinSize), slider_sz); // Integer sliders, if possible have the grab size represent 1 unit const float slider_usable_sz = slider_sz - grab_sz; - const float slider_usable_pos_min = (horizontal ? slider_bb.Min.x : slider_bb.Min.y) + grab_sz*0.5f; - const float slider_usable_pos_max = (horizontal ? slider_bb.Max.x : slider_bb.Max.y) - grab_sz*0.5f; + const float slider_usable_pos_min = (horizontal ? frame_bb.Min.x : frame_bb.Min.y) + padding + grab_sz*0.5f; + const float slider_usable_pos_max = (horizontal ? frame_bb.Max.x : frame_bb.Max.y) - padding - grab_sz*0.5f; bool value_changed = false; @@ -5181,7 +5196,7 @@ static bool SliderBehavior(const ImRect& frame_bb, const ImRect& slider_bb, ImGu // Negative: rescale to the negative range before powering float a = 1.0f - (normalized_pos / linear_zero_pos); a = powf(a, power); - new_value = ImLerp(ImMin(v_max,0.f), v_min, a); + new_value = ImLerp(ImMin(v_max,0.0f), v_min, a); } else { @@ -5270,7 +5285,6 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c const ImVec2 label_size = CalcTextSize(label, NULL, true); const ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + ImVec2(w, label_size.y) + style.FramePadding*2.0f); - const ImRect inner_bb(frame_bb.Min + style.FramePadding, frame_bb.Max - style.FramePadding); const ImRect total_bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f)); // NB- we don't call ItemSize() yet because we may turn into a text edit box below @@ -5310,16 +5324,16 @@ bool ImGui::SliderFloat(const char* label, float* v, float v_min, float v_max, c ItemSize(total_bb, style.FramePadding.y); // Actual slider behavior + render grab - const bool value_changed = SliderBehavior(frame_bb, inner_bb, id, v, v_min, v_max, power, decimal_precision, true); + const bool value_changed = SliderScalarBehavior(frame_bb, id, v, v_min, v_max, power, decimal_precision, true); // Display value using user-provided display format so user can add prefix/suffix/decorations to the value. char value_buf[64]; const char* value_buf_end = value_buf + ImFormatString(value_buf, IM_ARRAYSIZE(value_buf), display_format, *v); const ImVec2 value_text_size = CalcTextSize(value_buf, value_buf_end, true); - RenderTextClipped(ImVec2(ImMax(frame_bb.Min.x + style.FramePadding.x, inner_bb.GetCenter().x - value_text_size.x*0.5f), frame_bb.Min.y + style.FramePadding.y), value_buf, value_buf_end, &value_text_size, frame_bb.Max); + RenderTextClipped(ImVec2(ImMax(frame_bb.Min.x + style.FramePadding.x, frame_bb.GetCenter().x - value_text_size.x*0.5f), frame_bb.Min.y + style.FramePadding.y), value_buf, value_buf_end, &value_text_size, frame_bb.Max); if (label_size.x > 0.0f) - RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, inner_bb.Min.y), label); + RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label); return value_changed; } @@ -5336,7 +5350,6 @@ bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float const ImVec2 label_size = CalcTextSize(label, NULL, true); const ImRect frame_bb(window->DC.CursorPos, window->DC.CursorPos + size); - const ImRect slider_bb(frame_bb.Min + style.FramePadding, frame_bb.Max - style.FramePadding); const ImRect bb(frame_bb.Min, frame_bb.Max + ImVec2(label_size.x > 0.0f ? style.ItemInnerSpacing.x + label_size.x : 0.0f, 0.0f)); ItemSize(bb, style.FramePadding.y); @@ -5359,17 +5372,17 @@ bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float } // Actual slider behavior + render grab - bool value_changed = SliderBehavior(frame_bb, slider_bb, id, v, v_min, v_max, power, decimal_precision, false); + bool value_changed = SliderScalarBehavior(frame_bb, id, v, v_min, v_max, power, decimal_precision, false); // Display value using user-provided display format so user can add prefix/suffix/decorations to the value. // For the vertical slider we allow centered text to overlap the frame padding char value_buf[64]; char* value_buf_end = value_buf + ImFormatString(value_buf, IM_ARRAYSIZE(value_buf), display_format, *v); const ImVec2 value_text_size = CalcTextSize(value_buf, value_buf_end, true); - RenderTextClipped(ImVec2(ImMax(frame_bb.Min.x, slider_bb.GetCenter().x - value_text_size.x*0.5f), frame_bb.Min.y + style.FramePadding.y), value_buf, value_buf_end, &value_text_size, frame_bb.Max); + RenderTextClipped(ImVec2(ImMax(frame_bb.Min.x, frame_bb.GetCenter().x - value_text_size.x*0.5f), frame_bb.Min.y + style.FramePadding.y), value_buf, value_buf_end, &value_text_size, frame_bb.Max); if (label_size.x > 0.0f) - RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, slider_bb.Min.y), label); + RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label); return value_changed; } @@ -5520,7 +5533,7 @@ static bool DragScalarBehavior(const ImRect& frame_bb, ImGuiID id, float* v, flo bool value_changed = false; - // Process clicking on the slider + // Process clicking on the drag if (g.ActiveId == id) { if (g.IO.MouseDown[0]) @@ -5536,10 +5549,12 @@ static bool DragScalarBehavior(const ImRect& frame_bb, ImGuiID id, float* v, flo if (fabsf(mouse_drag_delta.x - g.DragLastMouseDelta.x) > 0.0f) { float speed = v_speed; + if (speed == 0.0f && (v_max - v_min) != 0.0f && (v_max - v_min) < FLT_MAX) + speed = (v_max - v_min) * g.DragSpeedDefaultRatio; if (g.IO.KeyShift && g.DragSpeedScaleFast >= 0.0f) - speed = v_speed * g.DragSpeedScaleFast; + speed = speed * g.DragSpeedScaleFast; if (g.IO.KeyAlt && g.DragSpeedScaleSlow >= 0.0f) - speed = v_speed * g.DragSpeedScaleSlow; + speed = speed * g.DragSpeedScaleSlow; float v_cur = g.DragCurrentValue; float delta = (mouse_drag_delta.x - g.DragLastMouseDelta.x) * speed; @@ -7252,15 +7267,16 @@ static inline void ItemSize(const ImRect& bb, float text_offset_y) ItemSize(bb.GetSize(), text_offset_y); } -static bool IsClippedEx(const ImRect& bb, bool clip_even_when_logged) +static bool IsClippedEx(const ImRect& bb, const ImGuiID* id, bool clip_even_when_logged) { ImGuiState& g = *GImGui; ImGuiWindow* window = GetCurrentWindow(); if (!bb.Overlaps(ImRect(window->ClipRectStack.back()))) { - if (clip_even_when_logged || !g.LogEnabled) - return true; + if (!id || *id != GImGui->ActiveId) + if (clip_even_when_logged || !g.LogEnabled) + return true; } return false; } @@ -7268,7 +7284,7 @@ static bool IsClippedEx(const ImRect& bb, bool clip_even_when_logged) bool ImGui::IsRectClipped(const ImVec2& size) { ImGuiWindow* window = GetCurrentWindow(); - return IsClippedEx(ImRect(window->DC.CursorPos, window->DC.CursorPos + size), true); + return IsClippedEx(ImRect(window->DC.CursorPos, window->DC.CursorPos + size), NULL, true); } static bool ItemAdd(const ImRect& bb, const ImGuiID* id) @@ -7276,13 +7292,10 @@ static bool ItemAdd(const ImRect& bb, const ImGuiID* id) ImGuiWindow* window = GetCurrentWindow(); window->DC.LastItemID = id ? *id : 0; window->DC.LastItemRect = bb; - if (IsClippedEx(bb, false)) + if (IsClippedEx(bb, id, false)) { - if (!id || *id != GImGui->ActiveId) - { - window->DC.LastItemHoveredAndUsable = window->DC.LastItemHoveredRect = false; - return false; - } + window->DC.LastItemHoveredAndUsable = window->DC.LastItemHoveredRect = false; + return false; } // This is a sensible default, but widgets are free to override it after calling ItemAdd() @@ -7412,7 +7425,7 @@ void ImGui::NextColumn() window->DC.CurrentLineTextBaseOffset = 0.0f; PushColumnClipRect(); - ImGui::PushItemWidth(ImGui::GetColumnWidth() * 0.65f); + ImGui::PushItemWidth(ImGui::GetColumnWidth() * 0.65f); // FIXME } } @@ -7428,6 +7441,21 @@ int ImGui::GetColumnsCount() return window->DC.ColumnsCount; } +static float GetDraggedColumnOffset(int column_index) +{ + // Active (dragged) column always follow mouse. The reason we need this is that dragging a column to the right edge of an auto-resizing + // window creates a feedback loop because we store normalized positions/ So while dragging we enforce absolute positioning + ImGuiState& g = *GImGui; + ImGuiWindow* window = GetCurrentWindow(); + IM_ASSERT(g.ActiveId == window->DC.ColumnsSetID + ImGuiID(column_index)); + + float x = g.IO.MousePos.x + g.ActiveClickDeltaToCenter.x; + x -= window->Pos.x; + x = ImClamp(x, ImGui::GetColumnOffset(column_index-1)+g.Style.ColumnsMinSpacing, ImGui::GetColumnOffset(column_index+1)-g.Style.ColumnsMinSpacing); + + return x; +} + float ImGui::GetColumnOffset(int column_index) { ImGuiState& g = *GImGui; @@ -7435,6 +7463,13 @@ float ImGui::GetColumnOffset(int column_index) if (column_index < 0) column_index = window->DC.ColumnsCurrent; + if (g.ActiveId) + { + const ImGuiID column_id = window->DC.ColumnsSetID + ImGuiID(column_index); + if (g.ActiveId == column_id) + return GetDraggedColumnOffset(column_index); + } + // Read from cache IM_ASSERT(column_index < (int)window->DC.ColumnsOffsetsT.size()); const float t = window->DC.ColumnsOffsetsT[column_index]; @@ -7511,7 +7546,7 @@ void ImGui::Columns(int columns_count, const char* id, bool border) const ImGuiID column_id = window->DC.ColumnsSetID + ImGuiID(i); const ImRect column_rect(ImVec2(x-4,y1),ImVec2(x+4,y2)); - if (IsClippedEx(column_rect, false)) + if (IsClippedEx(column_rect, &column_id, false)) continue; bool hovered, held; @@ -7526,10 +7561,11 @@ void ImGui::Columns(int columns_count, const char* id, bool border) if (held) { - x -= window->Pos.x; - x = ImClamp(x + g.IO.MouseDelta.x, ImGui::GetColumnOffset(i-1)+g.Style.ColumnsMinSpacing, ImGui::GetColumnOffset(i+1)-g.Style.ColumnsMinSpacing); + if (g.ActiveIdIsJustActivated) + g.ActiveClickDeltaToCenter.x = x - g.IO.MousePos.x; + + x = GetDraggedColumnOffset(i); SetColumnOffset(i, x); - x += window->Pos.x; } } } @@ -10011,29 +10047,32 @@ void ImGui::ShowTestWindow(bool* opened) ImGui::InputFloat3("input float3", vec4a); } - /* { static int i1=50; static int i2=42; ImGui::DragInt("drag int", &i1, 1); - ImGui::DragInt("drag int 0..100", &i2, 1, 0, 100); + ImGui::SameLine(); + ImGui::TextColored(ImColor(170,170,170,255), "(?)"); + if (ImGui::IsItemHovered()) + ImGui::SetTooltip("Click and drag to edit value.\nHold SHIFT/ALT for faster/slower edit.\nDouble-click or CTRL+click to input text"); + + ImGui::DragInt("drag int 0..100", &i2, 1, 0, 100, "%.0f%%"); static float f1=1.00f; static float f2=0.0067f; ImGui::DragFloat("drag float", &f1, 1.0f); - ImGui::DragFloat("drag small float", &f2, 0.0001f, 0.0f, 0.0f, "%.06f"); + ImGui::DragFloat("drag small float", &f2, 0.0001f, 0.0f, 0.0f, "%.06f ns"); } - */ { static int i1=0; - static int i2=42; + //static int i2=42; ImGui::SliderInt("slider int 0..3", &i1, 0, 3); - ImGui::SliderInt("slider int -100..100", &i2, -100, 100); + //ImGui::SliderInt("slider int -100..100", &i2, -100, 100); - static float f1=1.123f; - static float f2=0; - ImGui::SliderFloat("slider float", &f1, 0.0f, 2.0f); + static float f1=0.123f; + static float f2=0.0f; + ImGui::SliderFloat("slider float", &f1, 0.0f, 1.0f, "ratio = %.3f"); ImGui::SliderFloat("slider log float", &f2, -10.0f, 10.0f, "%.4f", 3.0f); static float angle = 0.0f; ImGui::SliderAngle("slider angle", &angle); diff --git a/imgui.h b/imgui.h index c01326e5..fdb61ed1 100644 --- a/imgui.h +++ b/imgui.h @@ -1,4 +1,4 @@ -// ImGui library v1.38 WIP +// ImGui library v1.38 // See .cpp file for documentation. // See ImGui::ShowTestWindow() for sample code. // Read 'Programmer guide' in .cpp for notes on how to setup ImGui in your codebase. @@ -13,7 +13,7 @@ #include // NULL, malloc, free, qsort, atoi #include // memset, memmove, memcpy, strlen, strchr, strcpy, strcmp -#define IMGUI_VERSION "1.38 WIP" +#define IMGUI_VERSION "1.38" // Define assertion handler. #ifndef IM_ASSERT