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This commit is contained in:
omar 2017-12-23 16:27:48 +01:00
commit ffb4f6ca8c
10 changed files with 93 additions and 67 deletions
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2
examples/directx10_example/imgui_impl_dx10.cpp
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@ -228,7 +228,7 @@ void ImGui_ImplDX10_RenderDrawLists(ImDrawData* draw_data)
static bool IsAnyMouseButtonDown()
{
ImGuiIO& io = ImGui::GetIO();
for (int n = 0; n < ARRAYSIZE(io.MouseDown); n++)
for (int n = 0; n < IM_ARRAYSIZE(io.MouseDown); n++)
if (io.MouseDown[n])
return true;
return false;

2
examples/directx11_example/imgui_impl_dx11.cpp
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@ -235,7 +235,7 @@ void ImGui_ImplDX11_RenderDrawLists(ImDrawData* draw_data)
static bool IsAnyMouseButtonDown()
{
ImGuiIO& io = ImGui::GetIO();
for (int n = 0; n < ARRAYSIZE(io.MouseDown); n++)
for (int n = 0; n < IM_ARRAYSIZE(io.MouseDown); n++)
if (io.MouseDown[n])
return true;
return false;

2
examples/directx9_example/imgui_impl_dx9.cpp
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@ -174,7 +174,7 @@ void ImGui_ImplDX9_RenderDrawLists(ImDrawData* draw_data)
static bool IsAnyMouseButtonDown()
{
ImGuiIO& io = ImGui::GetIO();
for (int n = 0; n < ARRAYSIZE(io.MouseDown); n++)
for (int n = 0; n < IM_ARRAYSIZE(io.MouseDown); n++)
if (io.MouseDown[n])
return true;
return false;

3
examples/null_example/build_win32.bat Normal file
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@ -0,0 +1,3 @@
@REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
mkdir Debug
cl /nologo /Zi /MD /I ..\.. *.cpp ..\..\*.cpp /FeDebug/null_example.exe /FoDebug/ /link gdi32.lib shell32.lib

33
examples/null_example/main.cpp Normal file
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@ -0,0 +1,33 @@
// ImGui - null/dummy example application (compile and link imgui with no inputs, no outputs)
#include <imgui.h>
#include <stdio.h>
int main(int, char**)
{
ImGuiIO& io = ImGui::GetIO();
// Build atlas
unsigned char* tex_pixels = NULL;
int tex_w, tex_h;
io.Fonts->GetTexDataAsRGBA32(&tex_pixels, &tex_w, &tex_h);
for (int n = 0; n < 50; n++)
{
printf("NewFrame() %d\n", n);
io.DisplaySize = ImVec2(1920, 1080);
io.DeltaTime = 1.0f / 60.0f;
ImGui::NewFrame();
static float f = 0.0f;
ImGui::Text("Hello, world!");
ImGui::SliderFloat("float", &f, 0.0f, 1.0f);
ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / io.Framerate, io.Framerate);
ImGui::ShowTestWindow(NULL);
ImGui::Render();
}
printf("Shutdown()\n");
ImGui::Shutdown();
return 0;
}

56
imgui.cpp
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@ -622,7 +622,6 @@
#include "imgui.h"
#define IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_PLACEMENT_NEW
#include "imgui_internal.h"
#include <ctype.h> // toupper, isprint
@ -1908,8 +1907,7 @@ ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
ItemWidthDefault = 0.0f;
FontWindowScale = 1.0f;
DrawList = (ImDrawList*)ImGui::MemAlloc(sizeof(ImDrawList));
IM_PLACEMENT_NEW(DrawList) ImDrawList(&context->DrawListSharedData);
DrawList = IM_NEW(ImDrawList)(&context->DrawListSharedData);
DrawList->_OwnerName = Name;
ParentWindow = NULL;
RootWindow = NULL;
@ -1923,11 +1921,8 @@ ImGuiWindow::ImGuiWindow(ImGuiContext* context, const char* name)
ImGuiWindow::~ImGuiWindow()
{
DrawList->~ImDrawList();
ImGui::MemFree(DrawList);
DrawList = NULL;
ImGui::MemFree(Name);
Name = NULL;
IM_DELETE(DrawList);
IM_DELETE(Name);
}
ImGuiID ImGuiWindow::GetID(const char* str, const char* str_end)
@ -3384,8 +3379,7 @@ static void SettingsHandlerWindow_WriteAll(ImGuiContext& g, ImGuiTextBuffer* buf
void ImGui::Initialize()
{
ImGuiContext& g = *GImGui;
g.LogClipboard = (ImGuiTextBuffer*)ImGui::MemAlloc(sizeof(ImGuiTextBuffer));
IM_PLACEMENT_NEW(g.LogClipboard) ImGuiTextBuffer();
g.LogClipboard = IM_NEW(ImGuiTextBuffer)();
// Add .ini handle for ImGuiWindow type
ImGuiSettingsHandler ini_handler;
@ -3418,10 +3412,7 @@ void ImGui::Shutdown()
SaveIniSettingsToDisk(g.IO.IniFilename);
for (int i = 0; i < g.Windows.Size; i++)
{
g.Windows[i]->~ImGuiWindow();
ImGui::MemFree(g.Windows[i]);
}
IM_DELETE(g.Windows[i]);
g.Windows.clear();
g.WindowsSortBuffer.clear();
g.CurrentWindow = NULL;
@ -3433,7 +3424,7 @@ void ImGui::Shutdown()
g.ActiveIdWindow = NULL;
g.MovingWindow = NULL;
for (int i = 0; i < g.SettingsWindows.Size; i++)
ImGui::MemFree(g.SettingsWindows[i].Name);
IM_DELETE(g.SettingsWindows[i].Name);
g.ColorModifiers.clear();
g.StyleModifiers.clear();
g.FontStack.clear();
@ -3458,10 +3449,7 @@ void ImGui::Shutdown()
g.LogFile = NULL;
}
if (g.LogClipboard)
{
g.LogClipboard->~ImGuiTextBuffer();
ImGui::MemFree(g.LogClipboard);
}
IM_DELETE(g.LogClipboard);
g.Initialized = false;
}
@ -3651,14 +3639,16 @@ static void AddDrawListToRenderList(ImVector<ImDrawList*>& out_render_list, ImDr
IM_ASSERT(draw_list->IdxBuffer.Size == 0 || draw_list->_IdxWritePtr == draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size);
IM_ASSERT((int)draw_list->_VtxCurrentIdx == draw_list->VtxBuffer.Size);
// Check that draw_list doesn't use more vertices than indexable in a single draw call (default ImDrawIdx = unsigned short = 2 bytes = 64K vertices per window)
// If this assert triggers because you are drawing lots of stuff manually, you can:
// A) Add '#define ImDrawIdx unsigned int' in imconfig.h to set the index size to 4 bytes. You'll need to handle the 4-bytes indices to your renderer.
// For example, the OpenGL example code detect index size at compile-time by doing:
// 'glDrawElements(GL_TRIANGLES, (GLsizei)pcmd->ElemCount, sizeof(ImDrawIdx) == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT, idx_buffer_offset);'
// Check that draw_list doesn't use more vertices than indexable in a single draw call (default ImDrawIdx = unsigned short = 2 bytes = 64K vertices per ImDrawList = per window)
// If this assert triggers because you are drawing lots of stuff manually:
// A) Make sure you are coarse clipping, because ImDrawList let all your vertices pass. You can use thre Metrics window to inspect draw list contents.
// B) If you need/want meshes with more than 64K vertices, uncomment the '#define ImDrawIdx unsigned int' line in imconfig.h to set the index size to 4 bytes.
// You'll need to handle the 4-bytes indices to your renderer. For example, the OpenGL example code detect index size at compile-time by doing:
// glDrawElements(GL_TRIANGLES, (GLsizei)pcmd->ElemCount, sizeof(ImDrawIdx) == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT, idx_buffer_offset);
// Your own engine or render API may use different parameters or function calls to specify index sizes. 2 and 4 bytes indices are generally supported by most API.
// B) If for some reason you cannot use 4 bytes indices or don't want to, a workaround is to call BeginChild()/EndChild() before reaching the 64K limit to split your draw commands in multiple draw lists.
IM_ASSERT(((ImU64)draw_list->_VtxCurrentIdx >> (sizeof(ImDrawIdx)*8)) == 0); // Too many vertices in same ImDrawList. See comment above.
// C) If for some reason you cannot use 4 bytes indices or don't want to, a workaround is to call BeginChild()/EndChild() before reaching the 64K limit to split your draw commands in multiple draw lists.
if (sizeof(ImDrawIdx) == 2)
IM_ASSERT(draw_list->_VtxCurrentIdx < (1 << 16) && "Too many vertices in ImDrawList using 16-bit indices. Read comment above");
out_render_list.push_back(draw_list);
GImGui->IO.MetricsRenderVertices += draw_list->VtxBuffer.Size;
@ -4086,22 +4076,23 @@ void ImGui::RenderTriangle(ImVec2 p_min, ImGuiDir dir, float scale)
switch (dir)
{
case ImGuiDir_Up:
r = -r; // ...fall through, no break!
case ImGuiDir_Down:
if (dir == ImGuiDir_Up) r = -r;
center.y -= r * 0.25f;
a = ImVec2(0,1) * r;
b = ImVec2(-0.866f,-0.5f) * r;
c = ImVec2(+0.866f,-0.5f) * r;
break;
case ImGuiDir_Left:
r = -r; // ...fall through, no break!
case ImGuiDir_Right:
if (dir == ImGuiDir_Left) r = -r;
center.x -= r * 0.25f;
a = ImVec2(1,0) * r;
b = ImVec2(-0.500f,+0.866f) * r;
c = ImVec2(-0.500f,-0.866f) * r;
break;
default:
case ImGuiDir_None:
case ImGuiDir_Count_:
IM_ASSERT(0);
break;
}
@ -5053,8 +5044,7 @@ static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFl
ImGuiContext& g = *GImGui;
// Create window the first time
ImGuiWindow* window = (ImGuiWindow*)ImGui::MemAlloc(sizeof(ImGuiWindow));
IM_PLACEMENT_NEW(window) ImGuiWindow(&g, name);
ImGuiWindow* window = IM_NEW(ImGuiWindow)(&g, name);
window->Flags = flags;
g.WindowsById.SetVoidPtr(window->ID, window);
@ -11422,7 +11412,7 @@ static void RenderArrow(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGui
case ImGuiDir_Right: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), pos, col); return;
case ImGuiDir_Up: draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), pos, col); return;
case ImGuiDir_Down: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), pos, col); return;
default: return; // Fix warning for ImGuiDir_None
case ImGuiDir_None: case ImGuiDir_Count_: break; // Fix warnings
}
}
@ -12663,7 +12653,7 @@ void ImGui::EndDragDropTarget()
#if defined(_WIN32) && !defined(_WINDOWS_) && (!defined(IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCTIONS) || !defined(IMGUI_DISABLE_WIN32_DEFAULT_IME_FUNCTIONS))
#undef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <Windows.h>
#endif
// Win32 API clipboard implementation

23
imgui.h
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@ -94,7 +94,7 @@ typedef int ImGuiTreeNodeFlags; // flags: for TreeNode*(),CollapsingHeader()
typedef int ImGuiWindowFlags; // flags: for Begin*() // enum ImGuiWindowFlags_
typedef int (*ImGuiTextEditCallback)(ImGuiTextEditCallbackData *data);
typedef void (*ImGuiSizeConstraintCallback)(ImGuiSizeConstraintCallbackData* data);
#ifdef _MSC_VER
#if defined(_MSC_VER) && !defined(__clang__)
typedef unsigned __int64 ImU64; // 64-bit unsigned integer
#else
typedef unsigned long long ImU64; // 64-bit unsigned integer
@ -630,7 +630,7 @@ enum ImGuiFocusedFlags_
{
ImGuiFocusedFlags_ChildWindows = 1 << 0, // IsWindowFocused(): Return true if any children of the window is focused
ImGuiFocusedFlags_RootWindow = 1 << 1, // IsWindowFocused(): Test from root window (top most parent of the current hierarchy)
ImGuiFocusedFlags_RootAndChildWindows = ImGuiFocusedFlags_RootWindow | ImGuiFocusedFlags_ChildWindows,
ImGuiFocusedFlags_RootAndChildWindows = ImGuiFocusedFlags_RootWindow | ImGuiFocusedFlags_ChildWindows
};
// Flags for ImGui::IsItemHovered(), ImGui::IsWindowHovered()
@ -1048,7 +1048,7 @@ namespace ImGui
//-----------------------------------------------------------------------------
// Lightweight std::vector<> like class to avoid dragging dependencies (also: windows implementation of STL with debug enabled is absurdly slow, so let's bypass it so our code runs fast in debug).
// Our implementation does NOT call c++ constructors because we don't use them in ImGui. Don't use this class as a straight std::vector replacement in your code!
// Our implementation does NOT call C++ constructors/destructors. This is intentional and we do not require it. Do not use this class as a straight std::vector replacement in your code!
template<typename T>
class ImVector
{
@ -1061,8 +1061,10 @@ public:
typedef value_type* iterator;
typedef const value_type* const_iterator;
ImVector() { Size = Capacity = 0; Data = NULL; }
~ImVector() { if (Data) ImGui::MemFree(Data); }
inline ImVector() { Size = Capacity = 0; Data = NULL; }
inline ~ImVector() { if (Data) ImGui::MemFree(Data); }
inline ImVector(const ImVector<T>& rhs) { Size = Capacity = 0; Data = NULL; if (rhs.Size) { resize(rhs.Size); memcpy(Data, rhs.Data, (size_t)rhs.Size * sizeof(T)); } }
inline ImVector<T>& operator=(const ImVector<T>& rhs) { resize(rhs.Size); if (rhs.Size) memcpy(Data, rhs.Data, (size_t)rhs.Size * sizeof(T)); return *this; }
inline bool empty() const { return Size == 0; }
inline int size() const { return Size; }
@ -1078,8 +1080,8 @@ public:
inline const_iterator end() const { return Data + Size; }
inline value_type& front() { IM_ASSERT(Size > 0); return Data[0]; }
inline const value_type& front() const { IM_ASSERT(Size > 0); return Data[0]; }
inline value_type& back() { IM_ASSERT(Size > 0); return Data[Size-1]; }
inline const value_type& back() const { IM_ASSERT(Size > 0); return Data[Size-1]; }
inline value_type& back() { IM_ASSERT(Size > 0); return Data[Size - 1]; }
inline const value_type& back() const { IM_ASSERT(Size > 0); return Data[Size - 1]; }
inline void swap(ImVector<T>& rhs) { int rhs_size = rhs.Size; rhs.Size = Size; Size = rhs_size; int rhs_cap = rhs.Capacity; rhs.Capacity = Capacity; Capacity = rhs_cap; value_type* rhs_data = rhs.Data; rhs.Data = Data; Data = rhs_data; }
inline int _grow_capacity(int size) const { int new_capacity = Capacity ? (Capacity + Capacity/2) : 8; return new_capacity > size ? new_capacity : size; }
@ -1088,7 +1090,8 @@ public:
inline void resize(int new_size, const T& v){ if (new_size > Capacity) reserve(_grow_capacity(new_size)); if (new_size > Size) for (int n = Size; n < new_size; n++) Data[n] = v; Size = new_size; }
inline void reserve(int new_capacity)
{
if (new_capacity <= Capacity) return;
if (new_capacity <= Capacity)
return;
T* new_data = (value_type*)ImGui::MemAlloc((size_t)new_capacity * sizeof(T));
if (Data)
memcpy(new_data, Data, (size_t)Size * sizeof(T));
@ -1097,12 +1100,12 @@ public:
Capacity = new_capacity;
}
inline void push_back(const value_type& v) { if (Size == Capacity) reserve(_grow_capacity(Size+1)); Data[Size++] = v; }
inline void push_back(const value_type& v) { if (Size == Capacity) reserve(_grow_capacity(Size + 1)); Data[Size++] = v; }
inline void pop_back() { IM_ASSERT(Size > 0); Size--; }
inline void push_front(const value_type& v) { if (Size == 0) push_back(v); else insert(Data, v); }
inline iterator erase(const_iterator it) { IM_ASSERT(it >= Data && it < Data+Size); const ptrdiff_t off = it - Data; memmove(Data + off, Data + off + 1, ((size_t)Size - (size_t)off - 1) * sizeof(value_type)); Size--; return Data + off; }
inline iterator insert(const_iterator it, const value_type& v) { IM_ASSERT(it >= Data && it <= Data+Size); const ptrdiff_t off = it - Data; if (Size == Capacity) reserve(Capacity ? Capacity * 2 : 4); if (off < (int)Size) memmove(Data + off + 1, Data + off, ((size_t)Size - (size_t)off) * sizeof(value_type)); Data[off] = v; Size++; return Data + off; }
inline iterator insert(const_iterator it, const value_type& v) { IM_ASSERT(it >= Data && it <= Data+Size); const ptrdiff_t off = it - Data; if (Size == Capacity) reserve(_grow_capacity(Size + 1)); if (off < (int)Size) memmove(Data + off + 1, Data + off, ((size_t)Size - (size_t)off) * sizeof(value_type)); Data[off] = v; Size++; return Data + off; }
inline bool contains(const value_type& v) const { const T* data = Data; const T* data_end = Data + Size; while (data < data_end) if (*data++ == v) return true; return false; }
};

3
imgui_demo.cpp
View File

@ -1307,7 +1307,8 @@ void ImGui::ShowTestWindow(bool* p_open)
if (n > 0) ImGui::SameLine();
ImGui::PushID(n + line * 1000);
char num_buf[16];
const char* label = (!(n%15)) ? "FizzBuzz" : (!(n%3)) ? "Fizz" : (!(n%5)) ? "Buzz" : (sprintf(num_buf, "%d", n), num_buf);
sprintf(num_buf, "%d", n);
const char* label = (!(n%15)) ? "FizzBuzz" : (!(n%3)) ? "Fizz" : (!(n%5)) ? "Buzz" : num_buf;
float hue = n*0.05f;
ImGui::PushStyleColor(ImGuiCol_Button, (ImVec4)ImColor::HSV(hue, 0.6f, 0.6f));
ImGui::PushStyleColor(ImGuiCol_ButtonHovered, (ImVec4)ImColor::HSV(hue, 0.7f, 0.7f));

20
imgui_draw.cpp
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@ -15,7 +15,6 @@
#include "imgui.h"
#define IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_PLACEMENT_NEW
#include "imgui_internal.h"
#include <stdio.h> // vsnprintf, sscanf, printf
@ -43,6 +42,7 @@
#pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants ok.
#pragma clang diagnostic ignored "-Wglobal-constructors" // warning : declaration requires a global destructor // similar to above, not sure what the exact difference it.
#pragma clang diagnostic ignored "-Wsign-conversion" // warning : implicit conversion changes signedness //
#pragma clang diagnostic ignored "-Wcomma" // warning : possible misuse of comma operator here //
#if __has_warning("-Wreserved-id-macro")
#pragma clang diagnostic ignored "-Wreserved-id-macro" // warning : macro name is a reserved identifier //
#endif
@ -78,6 +78,7 @@ namespace IMGUI_STB_NAMESPACE
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunused-function"
#pragma clang diagnostic ignored "-Wmissing-prototypes"
#pragma clang diagnostic ignored "-Wimplicit-fallthrough"
#endif
#ifdef __GNUC__
@ -1260,8 +1261,8 @@ void ImGui::ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, con
const ImVec2 size = b - a;
const ImVec2 uv_size = uv_b - uv_a;
const ImVec2 scale = ImVec2(
size.x ? (uv_size.x / size.x) : 0.0f,
size.y ? (uv_size.y / size.y) : 0.0f);
size.x != 0.0f ? (uv_size.x / size.x) : 0.0f,
size.y != 0.0f ? (uv_size.y / size.y) : 0.0f);
if (clamp)
{
@ -1408,10 +1409,7 @@ void ImFontAtlas::ClearTexData()
void ImFontAtlas::ClearFonts()
{
for (int i = 0; i < Fonts.Size; i++)
{
Fonts[i]->~ImFont();
ImGui::MemFree(Fonts[i]);
}
IM_DELETE(Fonts[i]);
Fonts.clear();
}
@ -1466,15 +1464,9 @@ ImFont* ImFontAtlas::AddFont(const ImFontConfig* font_cfg)
// Create new font
if (!font_cfg->MergeMode)
{
ImFont* font = (ImFont*)ImGui::MemAlloc(sizeof(ImFont));
IM_PLACEMENT_NEW(font) ImFont();
Fonts.push_back(font);
}
Fonts.push_back(IM_NEW(ImFont));
else
{
IM_ASSERT(!Fonts.empty()); // When using MergeMode make sure that a font has already been added before. You can use ImGui::GetIO().Fonts->AddFontDefault() to add the default imgui font.
}
ConfigData.push_back(*font_cfg);
ImFontConfig& new_font_cfg = ConfigData.back();

14
imgui_internal.h
View File

@ -162,10 +162,14 @@ static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs)
// We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax.
// Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions.
struct ImPlacementNewDummy {};
inline void* operator new(size_t, ImPlacementNewDummy, void* ptr) { return ptr; }
inline void operator delete(void*, ImPlacementNewDummy, void*) {}
#define IM_PLACEMENT_NEW(_PTR) new(ImPlacementNewDummy(), _PTR)
struct ImNewAllocDummy {};
struct ImNewPlacementDummy {};
inline void* operator new(size_t, ImNewPlacementDummy, void* ptr) { return ptr; }
inline void operator delete(void*, ImNewPlacementDummy, void*) {} // This is only required so we can use the symetrical new()
inline void operator delete(void* p, ImNewAllocDummy) { ImGui::MemFree(p); }
#define IM_PLACEMENT_NEW(_PTR) new(ImNewPlacementDummy(), _PTR)
#define IM_NEW(_TYPE) new(ImNewPlacementDummy(), ImGui::MemAlloc(sizeof(_TYPE))) _TYPE
#define IM_DELETE(_PTR) delete(ImNewAllocDummy(), _PTR), _PTR = NULL
//-----------------------------------------------------------------------------
// Types
@ -233,7 +237,7 @@ enum ImGuiAxis
{
ImGuiAxis_None = -1,
ImGuiAxis_X = 0,
ImGuiAxis_Y = 1,
ImGuiAxis_Y = 1
};
enum ImGuiPlotType