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Merge branch 'master' into docking

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# Conflicts:
#	imgui.cpp
This commit is contained in:
ocornut
2020-06-06 20:31:24 +02:00
parent 5d472c4895 0320e7257b
commit 8baa4ccff5
15 changed files with 177 additions and 149 deletions
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66
imgui_draw.cpp
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@ -382,12 +382,13 @@ void ImDrawListSharedData::SetCircleSegmentMaxError(float max_error)
}
}
void ImDrawList::Clear()
// Initialize before use in a new frame. We always have a command ready in the buffer.
void ImDrawList::ResetForNewFrame()
{
CmdBuffer.resize(0);
IdxBuffer.resize(0);
VtxBuffer.resize(0);
Flags = _Data ? _Data->InitialFlags : ImDrawListFlags_None;
Flags = _Data->InitialFlags;
_VtxCurrentOffset = 0;
_VtxCurrentIdx = 0;
_VtxWritePtr = NULL;
@ -396,6 +397,7 @@ void ImDrawList::Clear()
_TextureIdStack.resize(0);
_Path.resize(0);
_Splitter.Clear();
CmdBuffer.push_back(ImDrawCmd());
}
void ImDrawList::ClearFreeMemory()
@ -403,6 +405,8 @@ void ImDrawList::ClearFreeMemory()
CmdBuffer.clear();
IdxBuffer.clear();
VtxBuffer.clear();
Flags = ImDrawListFlags_None;
_VtxCurrentOffset = 0;
_VtxCurrentIdx = 0;
_VtxWritePtr = NULL;
_IdxWritePtr = NULL;
@ -440,14 +444,14 @@ void ImDrawList::AddDrawCmd()
void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data)
{
ImDrawCmd* current_cmd = CmdBuffer.Size ? &CmdBuffer.back() : NULL;
if (!current_cmd || current_cmd->ElemCount != 0 || current_cmd->UserCallback != NULL)
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 || curr_cmd->UserCallback != NULL)
{
AddDrawCmd();
current_cmd = &CmdBuffer.back();
curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
}
current_cmd->UserCallback = callback;
current_cmd->UserCallbackData = callback_data;
curr_cmd->UserCallback = callback;
curr_cmd->UserCallbackData = callback_data;
AddDrawCmd(); // Force a new command after us (see comment below)
}
@ -458,26 +462,32 @@ void ImDrawList::UpdateClipRect()
{
// If current command is used with different settings we need to add a new command
const ImVec4 curr_clip_rect = GetCurrentClipRect();
ImDrawCmd* curr_cmd = CmdBuffer.Size > 0 ? &CmdBuffer.Data[CmdBuffer.Size-1] : NULL;
if (!curr_cmd || (curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &curr_clip_rect, sizeof(ImVec4)) != 0) || curr_cmd->UserCallback != NULL)
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if ((curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &curr_clip_rect, sizeof(ImVec4)) != 0) || curr_cmd->UserCallback != NULL)
{
AddDrawCmd();
return;
}
// Try to merge with previous command if it matches, else use current command
ImDrawCmd* prev_cmd = CmdBuffer.Size > 1 ? curr_cmd - 1 : NULL;
if (curr_cmd->ElemCount == 0 && prev_cmd && memcmp(&prev_cmd->ClipRect, &curr_clip_rect, sizeof(ImVec4)) == 0 && prev_cmd->TextureId == GetCurrentTextureId() && prev_cmd->UserCallback == NULL)
CmdBuffer.pop_back();
else
curr_cmd->ClipRect = curr_clip_rect;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1)
{
ImDrawCmd* prev_cmd = curr_cmd - 1;
if (memcmp(&prev_cmd->ClipRect, &curr_clip_rect, sizeof(ImVec4)) == 0 && prev_cmd->VtxOffset == _VtxCurrentOffset && prev_cmd->TextureId == GetCurrentTextureId() && prev_cmd->UserCallback == NULL)
{
CmdBuffer.pop_back();
return;
}
}
curr_cmd->ClipRect = curr_clip_rect;
}
void ImDrawList::UpdateTextureID()
{
// If current command is used with different settings we need to add a new command
const ImTextureID curr_texture_id = GetCurrentTextureId();
ImDrawCmd* curr_cmd = CmdBuffer.Size ? &CmdBuffer.back() : NULL;
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (!curr_cmd || (curr_cmd->ElemCount != 0 && curr_cmd->TextureId != curr_texture_id) || curr_cmd->UserCallback != NULL)
{
AddDrawCmd();
@ -485,11 +495,17 @@ void ImDrawList::UpdateTextureID()
}
// Try to merge with previous command if it matches, else use current command
ImDrawCmd* prev_cmd = CmdBuffer.Size > 1 ? curr_cmd - 1 : NULL;
if (curr_cmd->ElemCount == 0 && prev_cmd && prev_cmd->TextureId == curr_texture_id && memcmp(&prev_cmd->ClipRect, &GetCurrentClipRect(), sizeof(ImVec4)) == 0 && prev_cmd->UserCallback == NULL)
CmdBuffer.pop_back();
else
curr_cmd->TextureId = curr_texture_id;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1)
{
ImDrawCmd* prev_cmd = curr_cmd - 1;
if (prev_cmd->TextureId == curr_texture_id && memcmp(&prev_cmd->ClipRect, &GetCurrentClipRect(), sizeof(ImVec4)) == 0 && prev_cmd->VtxOffset == _VtxCurrentOffset && prev_cmd->UserCallback == NULL)
{
CmdBuffer.pop_back();
return;
}
}
curr_cmd->TextureId = curr_texture_id;
}
#undef GetCurrentClipRect
@ -553,8 +569,8 @@ void ImDrawList::PrimReserve(int idx_count, int vtx_count)
AddDrawCmd();
}
ImDrawCmd& draw_cmd = CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd.ElemCount += idx_count;
ImDrawCmd* draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd->ElemCount += idx_count;
int vtx_buffer_old_size = VtxBuffer.Size;
VtxBuffer.resize(vtx_buffer_old_size + vtx_count);
@ -570,8 +586,8 @@ void ImDrawList::PrimUnreserve(int idx_count, int vtx_count)
{
IM_ASSERT_PARANOID(idx_count >= 0 && vtx_count >= 0);
ImDrawCmd& draw_cmd = CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd.ElemCount -= idx_count;
ImDrawCmd* draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
draw_cmd->ElemCount -= idx_count;
VtxBuffer.shrink(VtxBuffer.Size - vtx_count);
IdxBuffer.shrink(IdxBuffer.Size - idx_count);
}
@ -2879,7 +2895,7 @@ ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, cons
const float line_height = size;
const float scale = size / FontSize;
ImVec2 text_size = ImVec2(0,0);
ImVec2 text_size = ImVec2(0, 0);
float line_width = 0.0f;
const bool word_wrap_enabled = (wrap_width > 0.0f);