add rounding to AddRectFilledMultiColor

This commit is contained in:
tildearrow 2022-05-24 03:30:27 -05:00
parent 08d85869a9
commit 8dde6a604e
3 changed files with 58 additions and 44 deletions

View file

@ -2653,7 +2653,7 @@ struct ImDrawList
IMGUI_API void AddLine(const ImVec2& p1, const ImVec2& p2, ImU32 col, float thickness = 1.0f);
IMGUI_API void AddRect(const ImVec2& p_min, const ImVec2& p_max, ImU32 col, float rounding = 0.0f, ImDrawFlags flags = 0, float thickness = 1.0f); // a: upper-left, b: lower-right (== upper-left + size)
IMGUI_API void AddRectFilled(const ImVec2& p_min, const ImVec2& p_max, ImU32 col, float rounding = 0.0f, ImDrawFlags flags = 0); // a: upper-left, b: lower-right (== upper-left + size)
IMGUI_API void AddRectFilledMultiColor(const ImVec2& p_min, const ImVec2& p_max, ImU32 col_upr_left, ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left);
IMGUI_API void AddRectFilledMultiColor(const ImVec2& p_min, const ImVec2& p_max, ImU32 col_upr_left, ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left, float rounding = 0.0f, ImDrawFlags flags = 0);
IMGUI_API void AddQuad(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, ImU32 col, float thickness = 1.0f);
IMGUI_API void AddQuadFilled(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, ImU32 col);
IMGUI_API void AddTriangle(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, ImU32 col, float thickness = 1.0f);

View file

@ -1427,11 +1427,58 @@ void ImDrawList::AddRectFilled(const ImVec2& p_min, const ImVec2& p_max, ImU32 c
}
// p_min = upper-left, p_max = lower-right
void ImDrawList::AddRectFilledMultiColor(const ImVec2& p_min, const ImVec2& p_max, ImU32 col_upr_left, ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left)
void ImDrawList::AddRectFilledMultiColor(const ImVec2& p_min, const ImVec2& p_max, ImU32 col_upr_left, ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left, float rounding, ImDrawFlags flags)
{
if (((col_upr_left | col_upr_right | col_bot_right | col_bot_left) & IM_COL32_A_MASK) == 0)
return;
if (rounding > 0.0f) {
// https://github.com/ocornut/imgui/issues/3710
// TODO: optimize
const int v0 = VtxBuffer.Size;
AddRectFilled(p_min,p_max,0xffffffff,rounding,flags);
const int v1 = VtxBuffer.Size;
for (int i=v0; i<v1; i++) {
ImDrawVert* v=&VtxBuffer.Data[i];
ImVec4 col0=ImGui::ColorConvertU32ToFloat4(col_upr_left);
ImVec4 col1=ImGui::ColorConvertU32ToFloat4(col_bot_left);
ImVec4 col2=ImGui::ColorConvertU32ToFloat4(col_upr_right);
ImVec4 col3=ImGui::ColorConvertU32ToFloat4(col_bot_right);
float shadeX=(v->pos.x-p_min.x)/(p_max.x-p_min.x);
float shadeY=(v->pos.y-p_min.y)/(p_max.y-p_min.y);
if (shadeX<0.0f) shadeX=0.0f;
if (shadeX>1.0f) shadeX=1.0f;
if (shadeY<0.0f) shadeY=0.0f;
if (shadeY>1.0f) shadeY=1.0f;
col0.x+=(col2.x-col0.x)*shadeX;
col0.y+=(col2.y-col0.y)*shadeX;
col0.z+=(col2.z-col0.z)*shadeX;
col0.w+=(col2.w-col0.w)*shadeX;
col1.x+=(col3.x-col1.x)*shadeX;
col1.y+=(col3.y-col1.y)*shadeX;
col1.z+=(col3.z-col1.z)*shadeX;
col1.w+=(col3.w-col1.w)*shadeX;
col0.x+=(col1.x-col0.x)*shadeY;
col0.y+=(col1.y-col0.y)*shadeY;
col0.z+=(col1.z-col0.z)*shadeY;
col0.w+=(col1.w-col0.w)*shadeY;
ImVec4 conv=ImGui::ColorConvertU32ToFloat4(v->col);
col0.x*=conv.x;
col0.y*=conv.y;
col0.z*=conv.z;
col0.w*=conv.w;
v->col=ImGui::ColorConvertFloat4ToU32(col0);
}
return;
}
const ImVec2 uv = _Data->TexUvWhitePixel;
PrimReserve(6, 4);
PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 1)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 2));

View file

@ -123,48 +123,15 @@ void FurnaceGUI::drawOsc() {
ImU32 guideColor=ImGui::GetColorU32(uiColors[GUI_COLOR_OSC_GUIDE]);
ImGui::ItemSize(size,style.FramePadding.y);
if (ImGui::ItemAdd(rect,ImGui::GetID("wsDisplay"))) {
// https://github.com/ocornut/imgui/issues/3710
const int v0 = dl->VtxBuffer.Size;
dl->AddRectFilled(inRect.Min,inRect.Max,0xffffffff,settings.oscRoundedCorners?(8.0f*dpiScale):0.0f);
const int v1 = dl->VtxBuffer.Size;
for (int i=v0; i<v1; i++) {
ImDrawVert* v=&dl->VtxBuffer.Data[i];
ImVec4 col0=uiColors[GUI_COLOR_OSC_BG1];
ImVec4 col1=uiColors[GUI_COLOR_OSC_BG3];
ImVec4 col2=uiColors[GUI_COLOR_OSC_BG2];
ImVec4 col3=uiColors[GUI_COLOR_OSC_BG4];
float shadeX=(v->pos.x-rect.Min.x)/(rect.Max.x-rect.Min.x);
float shadeY=(v->pos.y-rect.Min.y)/(rect.Max.y-rect.Min.y);
if (shadeX<0.0f) shadeX=0.0f;
if (shadeX>1.0f) shadeX=1.0f;
if (shadeY<0.0f) shadeY=0.0f;
if (shadeY>1.0f) shadeY=1.0f;
col0.x+=(col2.x-col0.x)*shadeX;
col0.y+=(col2.y-col0.y)*shadeX;
col0.z+=(col2.z-col0.z)*shadeX;
col0.w+=(col2.w-col0.w)*shadeX;
col1.x+=(col3.x-col1.x)*shadeX;
col1.y+=(col3.y-col1.y)*shadeX;
col1.z+=(col3.z-col1.z)*shadeX;
col1.w+=(col3.w-col1.w)*shadeX;
col0.x+=(col1.x-col0.x)*shadeY;
col0.y+=(col1.y-col0.y)*shadeY;
col0.z+=(col1.z-col0.z)*shadeY;
col0.w+=(col1.w-col0.w)*shadeY;
ImVec4 conv=ImGui::ColorConvertU32ToFloat4(v->col);
col0.x*=conv.x;
col0.y*=conv.y;
col0.z*=conv.z;
col0.w*=conv.w;
v->col=ImGui::ColorConvertFloat4ToU32(col0);
}
dl->AddRectFilledMultiColor(
inRect.Min,
inRect.Max,
ImGui::GetColorU32(uiColors[GUI_COLOR_OSC_BG1]),
ImGui::GetColorU32(uiColors[GUI_COLOR_OSC_BG2]),
ImGui::GetColorU32(uiColors[GUI_COLOR_OSC_BG4]),
ImGui::GetColorU32(uiColors[GUI_COLOR_OSC_BG3]),
settings.oscRoundedCorners?(8.0f*dpiScale):0.0f
);
dl->AddLine(
ImLerp(rect.Min,rect.Max,ImVec2(0.0f,0.5f)),