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AA primitives: using a single vector for storage and accessing via raw pointers.

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This commit is contained in:
ocornut 2015-03-06 23:47:26 +00:00
parent 8ca3dc8e41
commit d69df3065f
1 changed files with 11 additions and 10 deletions
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21
imgui.cpp
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@ -6798,9 +6798,7 @@ void ImDrawList::AddVtxUV(const ImVec2& pos, ImU32 col, const ImVec2& uv)
vtx_write++; vtx_write++;
} }
static ImVector<ImVec2> temp_inner; static ImVector<ImVec2> GTempPolyData;
static ImVector<ImVec2> temp_outer;
static ImVector<ImVec2> temp_normals;
void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32 col, bool closed) void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32 col, bool closed)
{ {
@ -6809,9 +6807,11 @@ void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32
const float aa_size = 1.0f; const float aa_size = 1.0f;
temp_inner.resize(points_count); // Temporary buffer
temp_outer.resize(points_count); GTempPolyData.resize(points_count * 3);
temp_normals.resize(points_count); ImVec2* temp_inner = &GTempPolyData[0];
ImVec2* temp_outer = &GTempPolyData[points_count];
ImVec2* temp_normals = &GTempPolyData[points_count * 2];
int start = 0, count = points_count; int start = 0, count = points_count;
if (!closed) if (!closed)
@ -6894,10 +6894,11 @@ void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_coun
const float aa_size = 1.0f; const float aa_size = 1.0f;
temp_inner.resize(points_count); // Temporary buffer
temp_outer.resize(points_count); GTempPolyData.resize(points_count * 3);
temp_normals.resize(points_count); ImVec2* temp_inner = &GTempPolyData[0];
ImVec2* temp_outer = &GTempPolyData[points_count];
ImVec2* temp_normals = &GTempPolyData[points_count * 2];
for (int i = 0, j = points_count-1; i < points_count; j=i++) for (int i = 0, j = points_count-1; i < points_count; j=i++)
{ {
const ImVec2& v0 = points[j]; const ImVec2& v0 = points[j];