Updated ImGui.

3rdparty/ocornut-imgui/imgui.cpp

@@ -3851,7 +3851,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
                 const ImRect resize_rect(br - ImVec2(resize_corner_size * 0.75f, resize_corner_size * 0.75f), br);
                 const ImGuiID resize_id = window->GetID("#RESIZE");
                 bool hovered, held;
-                ButtonBehavior(resize_rect, resize_id, &hovered, &held, true, ImGuiButtonFlags_FlattenChilds);
+                ButtonBehavior(resize_rect, resize_id, &hovered, &held, ImGuiButtonFlags_FlattenChilds);
                 resize_col = window->Color(held ? ImGuiCol_ResizeGripActive : hovered ? ImGuiCol_ResizeGripHovered : ImGuiCol_ResizeGrip);
 
                 if (hovered || held)
@@ -4112,7 +4112,7 @@ static void Scrollbar(ImGuiWindow* window, bool horizontal)
     bool held = false;
     bool hovered = false;
     const bool previously_held = (g.ActiveId == id);
-    ImGui::ButtonBehavior(bb, id, &hovered, &held, true);
+    ImGui::ButtonBehavior(bb, id, &hovered, &held);
 
     float scroll_max = ImMax(1.0f, win_size_contents_v - win_size_avail_v);
     float scroll_ratio = ImSaturate(scroll_v / scroll_max);
@@ -5130,7 +5130,7 @@ static inline bool IsWindowContentHoverable(ImGuiWindow* window)
     return true;
 }
 
-bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, bool allow_key_modifiers, ImGuiButtonFlags flags)
+bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags)
 {
     ImGuiState& g = *GImGui;
     ImGuiWindow* window = GetCurrentWindow();
@@ -5148,7 +5148,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
     if (hovered)
     {
         SetHoveredID(id);
-        if (allow_key_modifiers || (!g.IO.KeyCtrl && !g.IO.KeyShift && !g.IO.KeyAlt))
+        if (!(flags & ImGuiButtonFlags_NoKeyModifiers) || (!g.IO.KeyCtrl && !g.IO.KeyShift && !g.IO.KeyAlt))
         {
             if (g.IO.MouseClicked[0])
             {
@@ -5219,7 +5219,7 @@ bool ImGui::ButtonEx(const char* label, const ImVec2& size_arg, ImGuiButtonFlags
 
     if (window->DC.ButtonRepeat) flags |= ImGuiButtonFlags_Repeat;
     bool hovered, held;
-    bool pressed = ButtonBehavior(bb, id, &hovered, &held, true, flags);
+    bool pressed = ButtonBehavior(bb, id, &hovered, &held, flags);
 
     // Render
     const ImU32 col = window->Color((hovered && held) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
@@ -5265,7 +5265,7 @@ bool ImGui::InvisibleButton(const char* str_id, const ImVec2& size_arg)
         return false;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(bb, id, &hovered, &held, true);
+    bool pressed = ButtonBehavior(bb, id, &hovered, &held);
 
     return pressed;
 }
@@ -5280,7 +5280,7 @@ static bool CloseWindowButton(bool* p_opened)
     const ImRect bb(window->Rect().GetTR() + ImVec2(-2.0f-size,2.0f), window->Rect().GetTR() + ImVec2(-2.0f,2.0f+size));
 
     bool hovered, held;
-    bool pressed = ImGui::ButtonBehavior(bb, id, &hovered, &held, true);
+    bool pressed = ImGui::ButtonBehavior(bb, id, &hovered, &held);
 
     // Render
     const ImU32 col = window->Color((held && hovered) ? ImGuiCol_CloseButtonActive : hovered ? ImGuiCol_CloseButtonHovered : ImGuiCol_CloseButton);
@@ -5351,7 +5351,7 @@ bool ImGui::ImageButton(ImTextureID user_texture_id, const ImVec2& size, const I
         return false;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(bb, id, &hovered, &held, true);
+    bool pressed = ButtonBehavior(bb, id, &hovered, &held);
 
     // Render
     const ImU32 col = window->Color((hovered && held) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button);
@@ -5557,7 +5557,7 @@ bool ImGui::CollapsingHeader(const char* label, const char* str_id, bool display
         return opened;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(interact_bb, id, &hovered, &held, false);
+    bool pressed = ButtonBehavior(interact_bb, id, &hovered, &held, ImGuiButtonFlags_NoKeyModifiers);
     if (pressed)
     {
         opened = !opened;
@@ -5947,7 +5947,7 @@ float ImGui::RoundScalar(float value, int decimal_precision)
     return negative ? -value : value;
 }
 
-bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, bool horizontal)
+bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, ImGuiSliderFlags flags)
 {
     ImGuiState& g = *GImGui;
     ImGuiWindow* window = GetCurrentWindow();
@@ -5957,17 +5957,18 @@ bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v
     RenderFrame(frame_bb.Min, frame_bb.Max, window->Color(ImGuiCol_FrameBg), true, style.FrameRounding);
 
     const bool is_non_linear = fabsf(power - 1.0f) > 0.0001f;
+    const bool is_horizontal = (flags & ImGuiSliderFlags_Vertical) == 0;
 
     const float grab_padding = 2.0f;
-    const float slider_sz = horizontal ? (frame_bb.GetWidth() - grab_padding * 2.0f) : (frame_bb.GetHeight() - grab_padding * 2.0f);
+    const float slider_sz = is_horizontal ? (frame_bb.GetWidth() - grab_padding * 2.0f) : (frame_bb.GetHeight() - grab_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 ? frame_bb.Min.x : frame_bb.Min.y) + grab_padding + grab_sz*0.5f;
-    const float slider_usable_pos_max = (horizontal ? frame_bb.Max.x : frame_bb.Max.y) - grab_padding - grab_sz*0.5f;
+    const float slider_usable_pos_min = (is_horizontal ? frame_bb.Min.x : frame_bb.Min.y) + grab_padding + grab_sz*0.5f;
+    const float slider_usable_pos_max = (is_horizontal ? frame_bb.Max.x : frame_bb.Max.y) - grab_padding - grab_sz*0.5f;
 
     // For logarithmic sliders that cross over sign boundary we want the exponential increase to be symmetric around 0.0f
     float linear_zero_pos = 0.0f;   // 0.0->1.0f
@@ -5990,9 +5991,9 @@ bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v
     {
         if (g.IO.MouseDown[0])
         {
-            const float mouse_abs_pos = horizontal ? g.IO.MousePos.x : g.IO.MousePos.y;
+            const float mouse_abs_pos = is_horizontal ? g.IO.MousePos.x : g.IO.MousePos.y;
             float normalized_pos = ImClamp((mouse_abs_pos - slider_usable_pos_min) / slider_usable_sz, 0.0f, 1.0f);
-            if (!horizontal)
+            if (!is_horizontal)
                 normalized_pos = 1.0f - normalized_pos;
 
             float new_value;
@@ -6061,11 +6062,11 @@ bool ImGui::SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v
     }
 
     // Draw
-    if (!horizontal)
+    if (!is_horizontal)
         grab_t = 1.0f - grab_t;
     const float grab_pos = ImLerp(slider_usable_pos_min, slider_usable_pos_max, grab_t);
     ImRect grab_bb;
-    if (horizontal)
+    if (is_horizontal)
         grab_bb = ImRect(ImVec2(grab_pos - grab_sz*0.5f, frame_bb.Min.y + grab_padding), ImVec2(grab_pos + grab_sz*0.5f, frame_bb.Max.y - grab_padding));
     else
         grab_bb = ImRect(ImVec2(frame_bb.Min.x + grab_padding, grab_pos - grab_sz*0.5f), ImVec2(frame_bb.Max.x - grab_padding, grab_pos + grab_sz*0.5f));
@@ -6129,7 +6130,7 @@ 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, id, v, v_min, v_max, power, decimal_precision, true);
+    const bool value_changed = SliderBehavior(frame_bb, id, v, v_min, v_max, power, decimal_precision);
 
     // Display value using user-provided display format so user can add prefix/suffix/decorations to the value.
     char value_buf[64];
@@ -6175,7 +6176,7 @@ bool ImGui::VSliderFloat(const char* label, const ImVec2& size, float* v, float
     }
 
     // Actual slider behavior + render grab
-    bool value_changed = SliderBehavior(frame_bb, id, v, v_min, v_max, power, decimal_precision, false);
+    bool value_changed = SliderBehavior(frame_bb, id, v, v_min, v_max, power, decimal_precision, ImGuiSliderFlags_Vertical);
 
     // 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
@@ -6754,7 +6755,7 @@ bool ImGui::Checkbox(const char* label, bool* v)
         return false;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(total_bb, id, &hovered, &held, true);
+    bool pressed = ButtonBehavior(total_bb, id, &hovered, &held);
     if (pressed)
         *v = !(*v);
 
@@ -6817,7 +6818,7 @@ bool ImGui::RadioButton(const char* label, bool active)
     const float radius = check_bb.GetHeight() * 0.5f;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(total_bb, id, &hovered, &held, true);
+    bool pressed = ButtonBehavior(total_bb, id, &hovered, &held);
 
     window->DrawList->AddCircleFilled(center, radius, window->Color((held && hovered) ? ImGuiCol_FrameBgActive : hovered ? ImGuiCol_FrameBgHovered : ImGuiCol_FrameBg), 16);
     if (active)
@@ -8003,7 +8004,7 @@ bool ImGui::Selectable(const char* label, bool selected, ImGuiSelectableFlags fl
     if (flags & ImGuiSelectableFlags_MenuItem) button_flags |= ImGuiButtonFlags_PressedOnClick|ImGuiButtonFlags_PressedOnRelease;
     if (flags & ImGuiSelectableFlags_Disabled) button_flags |= ImGuiButtonFlags_Disabled;
     bool hovered, held;
-    bool pressed = ButtonBehavior(bb_with_spacing, id, &hovered, &held, true, button_flags);
+    bool pressed = ButtonBehavior(bb_with_spacing, id, &hovered, &held, button_flags);
     if (flags & ImGuiSelectableFlags_Disabled)
         selected = false;
 
@@ -8359,7 +8360,7 @@ bool ImGui::ColorButton(const ImVec4& col, bool small_height, bool outline_borde
         return false;
 
     bool hovered, held;
-    bool pressed = ButtonBehavior(bb, id, &hovered, &held, true);
+    bool pressed = ButtonBehavior(bb, id, &hovered, &held);
     RenderFrame(bb.Min, bb.Max, window->Color(col), outline_border, style.FrameRounding);
 
     if (hovered)

3rdparty/ocornut-imgui/imgui_demo.cpp

@@ -1735,7 +1735,7 @@ static void ShowExampleAppCustomRendering(bool* opened)
     if (ImGui::IsItemHovered())
     {
         ImVec2 mouse_pos_in_canvas = ImVec2(ImGui::GetIO().MousePos.x - canvas_pos.x, ImGui::GetIO().MousePos.y - canvas_pos.y);
-        if (!adding_line && ImGui::GetIO().MouseClicked[0])
+        if (!adding_line && ImGui::IsMouseClicked(0))
         {
             points.push_back(mouse_pos_in_canvas);
             adding_line = true;
@@ -1747,9 +1747,9 @@ static void ShowExampleAppCustomRendering(bool* opened)
             if (!ImGui::GetIO().MouseDown[0])
                 adding_line = adding_preview = false;
         }
-        if (ImGui::GetIO().MouseClicked[1] && !points.empty())
+        if (ImGui::IsMouseClicked(1) && !points.empty())
         {
-            adding_line = false;
+            adding_line = adding_preview = false;
             points.pop_back();
             points.pop_back();
         }

3rdparty/ocornut-imgui/imgui_draw.cpp

@@ -18,7 +18,7 @@
 
 #include <stdio.h>      // vsnprintf, sscanf, printf
 #include <new>          // new (ptr)
-#ifndef alloca
+#if !defined(alloca) && !defined(__FreeBSD__)
 #if _WIN32
 #include <malloc.h>     // alloca
 #else
@@ -1082,13 +1082,13 @@ static const char*  GetDefaultCompressedFontDataTTFBase85();
 static unsigned int Decode85Byte(char c)                                    { return c >= '\\' ? c-36 : c-35; }
 static void         Decode85(const unsigned char* src, unsigned char* dst)  
 {
-	while (*src)
-	{
-		unsigned int tmp = Decode85Byte(src[0]) + 85*(Decode85Byte(src[1]) + 85*(Decode85Byte(src[2]) + 85*(Decode85Byte(src[3]) + 85*Decode85Byte(src[4]))));
-		dst[0] = ((tmp >> 0) & 0xFF); dst[1] = ((tmp >> 8) & 0xFF); dst[2] = ((tmp >> 16) & 0xFF); dst[3] = ((tmp >> 24) & 0xFF);   // We can't assume little-endianess.
+    while (*src)
+    {
+        unsigned int tmp = Decode85Byte(src[0]) + 85*(Decode85Byte(src[1]) + 85*(Decode85Byte(src[2]) + 85*(Decode85Byte(src[3]) + 85*Decode85Byte(src[4]))));
+        dst[0] = ((tmp >> 0) & 0xFF); dst[1] = ((tmp >> 8) & 0xFF); dst[2] = ((tmp >> 16) & 0xFF); dst[3] = ((tmp >> 24) & 0xFF);   // We can't assume little-endianess.
         src += 5;
         dst += 4;
-	}
+    }
 }
 
 // Load embedded ProggyClean.ttf at size 13, disable oversampling

3rdparty/ocornut-imgui/imgui_internal.h

@@ -39,6 +39,7 @@ struct ImGuiWindow;
 typedef int ImGuiLayoutType;      // enum ImGuiLayoutType_
 typedef int ImGuiButtonFlags;     // enum ImGuiButtonFlags_
 typedef int ImGuiTreeNodeFlags;   // enum ImGuiTreeNodeFlags_
+typedef int ImGuiSliderFlags;     // enum ImGuiSliderFlags_
 
 //-------------------------------------------------------------------------
 // STB libraries
@@ -148,7 +149,8 @@ enum ImGuiButtonFlags_
     ImGuiButtonFlags_FlattenChilds      = 1 << 3,
     ImGuiButtonFlags_DontClosePopups    = 1 << 4,
     ImGuiButtonFlags_Disabled           = 1 << 5,
-    ImGuiButtonFlags_AlignTextBaseLine  = 1 << 6
+    ImGuiButtonFlags_AlignTextBaseLine  = 1 << 6,
+    ImGuiButtonFlags_NoKeyModifiers     = 1 << 7
 };
 
 enum ImGuiTreeNodeFlags_
@@ -157,6 +159,11 @@ enum ImGuiTreeNodeFlags_
     ImGuiTreeNodeFlags_NoAutoExpandOnLog    = 1 << 1
 };
 
+enum ImGuiSliderFlags_
+{
+    ImGuiSliderFlags_Vertical               = 1 << 0,
+};
+
 enum ImGuiSelectableFlagsPrivate_
 {
     // NB: need to be in sync with last value of ImGuiSelectableFlags_
@@ -673,10 +680,10 @@ namespace ImGui
     IMGUI_API void          RenderCollapseTriangle(ImVec2 p_min, bool opened, float scale = 1.0f, bool shadow = false);
     IMGUI_API void          RenderCheckMark(ImVec2 pos, ImU32 col);
 
-    IMGUI_API bool          ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, bool allow_key_modifiers, ImGuiButtonFlags flags = 0);
+    IMGUI_API bool          ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags = 0);
     IMGUI_API bool          ButtonEx(const char* label, const ImVec2& size_arg = ImVec2(0,0), ImGuiButtonFlags flags = 0);
 
-    IMGUI_API bool          SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, bool horizontal);
+    IMGUI_API bool          SliderBehavior(const ImRect& frame_bb, ImGuiID id, float* v, float v_min, float v_max, float power, int decimal_precision, ImGuiSliderFlags flags = 0);
     IMGUI_API bool          SliderFloatN(const char* label, float* v, int components, float v_min, float v_max, const char* display_format, float power);
     IMGUI_API bool          SliderIntN(const char* label, int* v, int components, int v_min, int v_max, const char* display_format);