mirror of
https://github.com/gwm17/implot.git
synced 2024-11-23 10:48:52 -05:00
Cleanup and pixel density optimization
This commit is contained in:
ozlb
GitHub
parent
2338c9b4c9
commit
33ffd8e5c6
161
implot.cpp
161
implot.cpp
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@ -1766,6 +1766,12 @@ void Plot(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* dat
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p1 = gp.ToPixels(getter(data, i1));
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p1 = gp.ToPixels(getter(data, i1));
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p2 = gp.ToPixels(getter(data, i2));
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p2 = gp.ToPixels(getter(data, i2));
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i1 = i2;
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i1 = i2;
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while (((s+1) < segments) && (round(p2.x) == round(p1.x))) {
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const int i2 = (i1 + 1) % count;
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p2 = ImMax(p2, gp.ToPixels(getter(data, i2)));
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i1 = i2;
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s++;
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}
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2))
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2))
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DrawList.AddLine(p1, p2, col_line, line_weight);
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DrawList.AddLine(p1, p2, col_line, line_weight);
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}
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}
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@ -1781,6 +1787,13 @@ void Plot(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* dat
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p1 = gp.ToPixels(getter(data, i1));
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p1 = gp.ToPixels(getter(data, i1));
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p2 = gp.ToPixels(getter(data, i2));
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p2 = gp.ToPixels(getter(data, i2));
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i1 = i2;
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i1 = i2;
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while (((s+1) < segments) && (round(p2.x) == round(p1.x))) {
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segments_culled++;
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const int i2 = (i1 + 1) % count;
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p2 = ImMax(p2, gp.ToPixels(getter(data, i2)));
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i1 = i2;
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s++;
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}
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2)) {
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2)) {
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float dx = p2.x - p1.x;
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float dx = p2.x - p1.x;
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float dy = p2.y - p1.y;
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float dy = p2.y - p1.y;
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@ -1857,154 +1870,6 @@ void Plot(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* dat
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ImGui::PopClipRect();
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ImGui::PopClipRect();
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}
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}
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void PlotP(const char* label_id, const float* xs, const float* ys, int count, int offset) {
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IM_ASSERT_USER_ERROR(gp.CurrentPlot != NULL, "PlotP() Needs to be called between BeginPlot() and EndPlot()!");
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ImPlotItem* item = gp.RegisterItem(label_id);
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if (!item->Show)
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return;
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ImDrawList &DrawList = *ImGui::GetWindowDrawList();
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const bool rend_line = gp.Style.Colors[ImPlotCol_Line].w != 0 && gp.Style.LineWeight > 0;
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const bool rend_mk_line = gp.Style.Colors[ImPlotCol_MarkerOutline].w != 0 && gp.Style.MarkerWeight > 0;
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const bool rend_mk_fill = gp.Style.Colors[ImPlotCol_MarkerFill].w != 0;
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ImU32 col_line = gp.Style.Colors[ImPlotCol_Line].w == -1 ? GetColorU32(item->Color) : GetColorU32(gp.Style.Colors[ImPlotCol_Line]);
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ImU32 col_mk_line = gp.Style.Colors[ImPlotCol_MarkerOutline].w == -1 ? col_line : GetColorU32(gp.Style.Colors[ImPlotCol_MarkerOutline]);
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ImU32 col_mk_fill = gp.Style.Colors[ImPlotCol_MarkerFill].w == -1 ? col_line : GetColorU32(gp.Style.Colors[ImPlotCol_MarkerFill]);
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if (gp.Style.Colors[ImPlotCol_Line].w != -1)
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item->Color = gp.Style.Colors[ImPlotCol_Line];
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// find data extents
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if (gp.FitThisFrame) {
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for (int i = 0; i < count; ++i) {
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ImVec2 p = {xs[i], ys[i]};
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gp.FitPoint(p);
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}
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}
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ImGui::PushClipRect(gp.BB_Grid.Min, gp.BB_Grid.Max, true);
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bool cull = HasFlag(gp.CurrentPlot->Flags, ImPlotFlags_CullData);
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const float line_weight = item->Highlight ? gp.Style.LineWeight * 2 : gp.Style.LineWeight;
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// render line segments
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if (count > 1 && rend_line) {
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const int segments = count - 1;
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int i1 = offset;
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ImVec2 p1, p2;
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if (HasFlag(gp.CurrentPlot->Flags, ImPlotFlags_AntiAliased)) {
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for (int s = 0; s < segments; ++s) {
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const int i2 = (i1 + 1) % count;
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p1 = gp.ToPixels({xs[i1], ys[i1]});
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p2 = gp.ToPixels({xs[i2], ys[i2]});
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i1 = i2;
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while (((s+1) < segments) && (round(p2.x) == round(p1.x))) {
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const int i2 = (i1 + 1) % count;
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p2 = ImMax(p2, gp.ToPixels({xs[i2], ys[i2]}));
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i1 = i2;
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s++;
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}
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2))
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DrawList.AddLine(p1, p2, col_line, line_weight);
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}
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}
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else {
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const int idx_count = segments * 6;
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const int vtx_count = segments * 4;
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const ImVec2 uv = DrawList._Data->TexUvWhitePixel;
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DrawList.PrimReserve(idx_count, vtx_count);
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int segments_culled = 0;
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for (int s = 0; s < segments; ++s) {
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const int i2 = (i1 + 1) % count;
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p1 = gp.ToPixels({xs[i1], ys[i1]});
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p2 = gp.ToPixels({xs[i2], ys[i2]});
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i1 = i2;
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while (((s+1) < segments) && (round(p2.x) == round(p1.x))) {
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segments_culled++;
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const int i2 = (i1 + 1) % count;
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p2 = ImMax(p2, gp.ToPixels({xs[i2], ys[i2]}));
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i1 = i2;
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s++;
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}
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if (!cull || gp.BB_Grid.Contains(p1) || gp.BB_Grid.Contains(p2)) {
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float dx = p2.x - p1.x;
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float dy = p2.y - p1.y;
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IM_NORMALIZE2F_OVER_ZERO(dx, dy);
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dx *= (line_weight * 0.5f);
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dy *= (line_weight * 0.5f);
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DrawList._VtxWritePtr[0].pos.x = p1.x + dy;
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DrawList._VtxWritePtr[0].pos.y = p1.y - dx;
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DrawList._VtxWritePtr[0].uv = uv;
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DrawList._VtxWritePtr[0].col = col_line;
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DrawList._VtxWritePtr[1].pos.x = p2.x + dy;
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DrawList._VtxWritePtr[1].pos.y = p2.y - dx;
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DrawList._VtxWritePtr[1].uv = uv;
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DrawList._VtxWritePtr[1].col = col_line;
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DrawList._VtxWritePtr[2].pos.x = p2.x - dy;
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DrawList._VtxWritePtr[2].pos.y = p2.y + dx;
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DrawList._VtxWritePtr[2].uv = uv;
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DrawList._VtxWritePtr[2].col = col_line;
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DrawList._VtxWritePtr[3].pos.x = p1.x - dy;
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DrawList._VtxWritePtr[3].pos.y = p1.y + dx;
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DrawList._VtxWritePtr[3].uv = uv;
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DrawList._VtxWritePtr[3].col = col_line;
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DrawList._VtxWritePtr += 4;
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DrawList._IdxWritePtr[0] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
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DrawList._IdxWritePtr[1] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 1);
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DrawList._IdxWritePtr[2] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
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DrawList._IdxWritePtr[3] = (ImDrawIdx)(DrawList._VtxCurrentIdx);
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DrawList._IdxWritePtr[4] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 2);
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DrawList._IdxWritePtr[5] = (ImDrawIdx)(DrawList._VtxCurrentIdx + 3);
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DrawList._IdxWritePtr += 6;
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DrawList._VtxCurrentIdx += 4;
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}
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else {
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segments_culled++;
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}
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}
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if (segments_culled > 0)
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DrawList.PrimUnreserve(segments_culled * 6, segments_culled * 4);
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}
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}
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// render markers
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if (gp.Style.Marker != ImMarker_None) {
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int idx = offset;
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for (int i = 0; i < count; ++i) {
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ImVec2 c;
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c = gp.ToPixels({xs[idx], ys[idx]});
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idx = (idx + 1) % count;
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if (!cull || gp.BB_Grid.Contains(c)) {
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// TODO: Optimize the loop and if statements, this is atrocious
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if (HasFlag(gp.Style.Marker, ImMarker_Circle))
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MakerCircle(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Square))
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MarkerSquare(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Diamond))
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MarkerDiamond(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Up))
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MarkerUp(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Down))
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MarkerDown(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Left))
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MarkerLeft(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Right))
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MarkerRight(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Cross))
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MarkerCross(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Plus))
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MarkerPlus(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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if (HasFlag(gp.Style.Marker, ImMarker_Asterisk))
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MarkerAsterisk(DrawList, c, gp.Style.MarkerSize, rend_mk_line, col_mk_line, rend_mk_fill, col_mk_fill, gp.Style.MarkerWeight);
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}
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}
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}
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ImGui::PopClipRect();
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}
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////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////
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void PlotDigital(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride) {
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void PlotDigital(const char* label_id, const float* xs, const float* ys, int count, int offset, int stride) {
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7
implot.h
7
implot.h
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@ -159,10 +159,6 @@ void EndPlot();
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void Plot(const char* label_id, const float* values, int count, int offset = 0, int stride = sizeof(float));
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void Plot(const char* label_id, const float* values, int count, int offset = 0, int stride = sizeof(float));
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void Plot(const char* label_id, const float* xs, const float* ys, int count, int offset = 0, int stride = sizeof(float));
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void Plot(const char* label_id, const float* xs, const float* ys, int count, int offset = 0, int stride = sizeof(float));
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void Plot(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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void Plot(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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void PlotP(const char* label_id, const float* xs, const float* ys, int count, int offset = 0);
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// Plots digital channels.
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void PlotDigital(const char* label_id, const float* xs, const float* ys, int count, int offset = 0, int stride = sizeof(float) + sizeof(bool));
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void PlotDigital(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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// Plots vertical bars.
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// Plots vertical bars.
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void PlotBar(const char* label_id, const float* values, int count, float width = 0.67f, float shift = 0, int offset = 0, int stride = sizeof(float));
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void PlotBar(const char* label_id, const float* values, int count, float width = 0.67f, float shift = 0, int offset = 0, int stride = sizeof(float));
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void PlotBar(const char* label_id, const float* xs, const float* ys, int count, float width, int offset = 0, int stride = sizeof(float));
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void PlotBar(const char* label_id, const float* xs, const float* ys, int count, float width, int offset = 0, int stride = sizeof(float));
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@ -177,6 +173,9 @@ void PlotErrorBars(const char* label_id, const float* xs, const float* ys, const
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void PlotErrorBars(const char* label_id, ImVec4 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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void PlotErrorBars(const char* label_id, ImVec4 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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// Plots a text label at point x,y.
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// Plots a text label at point x,y.
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void PlotLabel(const char* text, float x, float y, bool vertical = false, const ImVec2& pixel_offset = ImVec2(0,0));
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void PlotLabel(const char* text, float x, float y, bool vertical = false, const ImVec2& pixel_offset = ImVec2(0,0));
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// Plots digital channels.
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void PlotDigital(const char* label_id, const float* xs, const float* ys, int count, int offset = 0, int stride = sizeof(float) + sizeof(bool));
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void PlotDigital(const char* label_id, ImVec2 (*getter)(void* data, int idx), void* data, int count, int offset = 0);
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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// Plot Queries
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// Plot Queries
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@ -687,7 +687,7 @@ void ShowImPlotDemoWindow(bool* p_open) {
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for (int i = 0; i < 100; ++i) {
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for (int i = 0; i < 100; ++i) {
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sprintf(buff, "item_%d",i);
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sprintf(buff, "item_%d",i);
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ImGui::PushPlotColor(ImPlotCol_Line, items[i].Col);
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ImGui::PushPlotColor(ImPlotCol_Line, items[i].Col);
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ImGui::PlotP(buff, items[i].Xs, items[i].Ys, 1000, 0);
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ImGui::Plot(buff, items[i].Xs, items[i].Ys, 1000, 0, 2 * sizeof(float));
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ImGui::PopPlotColor();
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ImGui::PopPlotColor();
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}
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}
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ImGui::EndPlot();
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ImGui::EndPlot();
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