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Move DrawStripedRect() out of header.

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Bartosz Taudul 2022-07-02 15:08:52 +02:00
parent c427214f46
commit 87d639c851
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GPG Key ID: B7FE2008B7575DF3
2 changed files with 53 additions and 51 deletions
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51
server/TracyImGui.cpp
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@ -47,4 +47,55 @@ void DrawZigZag( ImDrawList* draw, const ImVec2& wpos, double start, double end,
draw->AddPolyline( path, ptr - path, color, 0, thickness );
}
void DrawStripedRect( ImDrawList* draw, const ImVec2& wpos, double x0, double y0, double x1, double y1, double sw, uint32_t color, bool fix_stripes_in_screen_space, bool inverted )
{
assert( x1 >= x0 );
assert( y1 >= y0 );
assert( sw > 0 );
const auto ww = ImGui::GetItemRectSize().x;
if( x0 > ww || x1 < 0 ) return;
if( x1 - x0 > ww )
{
x0 = std::max<double>( 0, x0 );
x1 = std::min<double>( ww, x1 );
}
x0 += wpos.x;
x1 += wpos.x;
ImGui::PushClipRect( ImVec2( x0, y0 ), ImVec2( x1, y1 ), true );
const auto rw = x1 - x0;
const auto rh = y1 - y0;
const auto cnt = int( ( rh + rw + sw*2 ) / ( sw*2 ) );
auto v0 = ImVec2( x0, y0 - rw );
if ( fix_stripes_in_screen_space )
{
const auto window_height = double( ImGui::GetWindowHeight() );
const auto flipped_v0y = window_height - v0.y; //we transform into a y-is-up coordinate space to achieve upper-left to lower-right stripes. If we didn't, we would calculate values for lower-left to upper-right
const auto manhattan_distance = x0 + flipped_v0y;
const auto in_multiples_of_2_times_sw = int( manhattan_distance / ( sw*2 ) );
const auto floored_manhatten_distance = double( in_multiples_of_2_times_sw*sw*2 ); //floor in terms of 2 * stripe width
const auto corrected_flipped_v0y = ( floored_manhatten_distance - x0 ); //the corrected (floored) y respects the position of the stripes
v0.y = window_height - corrected_flipped_v0y - double( inverted*sw ); //transform back into y-is-down imgui space
}
for( int i=0; i<cnt; i++ )
{
draw->PathLineTo( v0 + ImVec2( 0, i*sw*2 ) );
draw->PathLineTo( v0 + ImVec2( rw, i*sw*2 + rw ) );
draw->PathLineTo( v0 + ImVec2( rw, i*sw*2 + rw + sw ) );
draw->PathLineTo( v0 + ImVec2( 0, i*sw*2 + sw ) );
draw->PathFillConvex( color );
}
ImGui::PopClipRect();
}
}

53
server/TracyImGui.hpp
View File

@ -24,6 +24,8 @@ namespace tracy
{
void DrawZigZag( ImDrawList* draw, const ImVec2& wpos, double start, double end, double h, uint32_t color, float thickness = 1.f );
void DrawStripedRect( ImDrawList* draw, const ImVec2& wpos, double x0, double y0, double x1, double y1, double sw, uint32_t color, bool fix_stripes_in_screen_space, bool inverted );
static const ImVec4 SyntaxColors[] = {
{ 0.7f, 0.7f, 0.7f, 1 }, // default
@ -196,57 +198,6 @@ static const ImVec4 SyntaxColorsDimmed[] = {
return res;
}
[[maybe_unused]] static void DrawStripedRect( ImDrawList* draw, const ImVec2& wpos, double x0, double y0, double x1, double y1, double sw, uint32_t color, bool fix_stripes_in_screen_space, bool inverted )
{
assert( x1 >= x0 );
assert( y1 >= y0 );
assert( sw > 0 );
const auto ww = ImGui::GetItemRectSize().x;
if( x0 > ww || x1 < 0 ) return;
if( x1 - x0 > ww )
{
x0 = std::max<double>( 0, x0 );
x1 = std::min<double>( ww, x1 );
}
x0 += wpos.x;
x1 += wpos.x;
ImGui::PushClipRect( ImVec2( x0, y0 ), ImVec2( x1, y1 ), true );
const auto rw = x1 - x0;
const auto rh = y1 - y0;
const auto cnt = int( ( rh + rw + sw*2 ) / ( sw*2 ) );
auto v0 = ImVec2( x0, y0 - rw );
if ( fix_stripes_in_screen_space )
{
const auto window_height = double( ImGui::GetWindowHeight() );
const auto flipped_v0y = window_height - v0.y; //we transform into a y-is-up coordinate space to achieve upper-left to lower-right stripes. If we didn't, we would calculate values for lower-left to upper-right
const auto manhattan_distance = x0 + flipped_v0y;
const auto in_multiples_of_2_times_sw = int( manhattan_distance / ( sw*2 ) );
const auto floored_manhatten_distance = double( in_multiples_of_2_times_sw*sw*2 ); //floor in terms of 2 * stripe width
const auto corrected_flipped_v0y = ( floored_manhatten_distance - x0 ); //the corrected (floored) y respects the position of the stripes
v0.y = window_height - corrected_flipped_v0y - double( inverted*sw ); //transform back into y-is-down imgui space
}
for( int i=0; i<cnt; i++ )
{
draw->PathLineTo( v0 + ImVec2( 0, i*sw*2 ) );
draw->PathLineTo( v0 + ImVec2( rw, i*sw*2 + rw ) );
draw->PathLineTo( v0 + ImVec2( rw, i*sw*2 + rw + sw ) );
draw->PathLineTo( v0 + ImVec2( 0, i*sw*2 + sw ) );
draw->PathFillConvex( color );
}
ImGui::PopClipRect();
}
[[maybe_unused]] static tracy_force_inline void DrawLine( ImDrawList* draw, const ImVec2& v1, const ImVec2& v2, uint32_t col, float thickness = 1.0f )
{
const ImVec2 data[2] = { v1, v2 };