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Apply gradient to colors in GCode Preview

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This commit is contained in:
Enrico Turri 2018-04-27 09:54:21 +02:00
parent 86e4c7b6ad
commit 4811abfa99
2 changed files with 32 additions and 19 deletions
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40
xs/src/libslic3r/GCode/PreviewData.cpp
View File

@ -99,17 +99,31 @@ void GCodePreviewData::Range::set_from(const Range& other)
float GCodePreviewData::Range::step_size() const
{
return (max - min) / (float)Colors_Count;
return (max - min) / (float)(Colors_Count - 1);
}
const GCodePreviewData::Color& GCodePreviewData::Range::get_color_at_max() const
GCodePreviewData::Color GCodePreviewData::Range::get_color_at(float value) const
{
return colors[Colors_Count - 1];
}
if (empty())
return Color::Dummy;
const GCodePreviewData::Color& GCodePreviewData::Range::get_color_at(float value) const
{
return empty() ? get_color_at_max() : colors[clamp((unsigned int)0, Colors_Count - 1, (unsigned int)((value - min) / step_size()))];
float global_t = (value - min) / step_size();
unsigned int low = (unsigned int)global_t;
unsigned int high = clamp((unsigned int)0, Colors_Count - 1, low + 1);
Color color_low = colors[low];
Color color_high = colors[high];
float local_t = global_t - (float)low;
// interpolate in RGB space
Color ret;
for (unsigned int i = 0; i < 4; ++i)
{
ret.rgba[i] = lerp(color_low.rgba[i], color_high.rgba[i], local_t);
}
return ret;
}
GCodePreviewData::LegendItem::LegendItem(const std::string& text, const GCodePreviewData::Color& color)
@ -266,22 +280,22 @@ const GCodePreviewData::Color& GCodePreviewData::get_extrusion_role_color(Extrus
return extrusion.role_colors[role];
}
const GCodePreviewData::Color& GCodePreviewData::get_height_color(float height) const
GCodePreviewData::Color GCodePreviewData::get_height_color(float height) const
{
return ranges.height.get_color_at(height);
}
const GCodePreviewData::Color& GCodePreviewData::get_width_color(float width) const
GCodePreviewData::Color GCodePreviewData::get_width_color(float width) const
{
return ranges.width.get_color_at(width);
}
const GCodePreviewData::Color& GCodePreviewData::get_feedrate_color(float feedrate) const
GCodePreviewData::Color GCodePreviewData::get_feedrate_color(float feedrate) const
{
return ranges.feedrate.get_color_at(feedrate);
}
const GCodePreviewData::Color& GCodePreviewData::get_volumetric_rate_color(float rate) const
GCodePreviewData::Color GCodePreviewData::get_volumetric_rate_color(float rate) const
{
return ranges.volumetric_rate.get_color_at(rate);
}
@ -373,7 +387,7 @@ GCodePreviewData::LegendItemsList GCodePreviewData::get_legend_items(const std::
for (int i = Range::Colors_Count - 1; i >= 0; --i)
{
char buf[1024];
sprintf(buf, "%.*f/%.*f", decimals, scale_factor * (range.min + (float)i * step), decimals, scale_factor * (range.min + (float)(i + 1) * step));
sprintf(buf, "%.*f", decimals, scale_factor * (range.min + (float)i * step));
list.emplace_back(buf, range.colors[i]);
}
}
@ -408,7 +422,7 @@ GCodePreviewData::LegendItemsList GCodePreviewData::get_legend_items(const std::
}
case Extrusion::Feedrate:
{
Helper::FillListFromRange(items, ranges.feedrate, 0, 1.0f);
Helper::FillListFromRange(items, ranges.feedrate, 1, 1.0f);
break;
}
case Extrusion::VolumetricRate:

11
xs/src/libslic3r/GCode/PreviewData.hpp
View File

@ -41,8 +41,7 @@ public:
void set_from(const Range& other);
float step_size() const;
const Color& get_color_at(float value) const;
const Color& get_color_at_max() const;
Color get_color_at(float value) const;
};
struct Ranges
@ -189,10 +188,10 @@ public:
bool empty() const;
const Color& get_extrusion_role_color(ExtrusionRole role) const;
const Color& get_height_color(float height) const;
const Color& get_width_color(float width) const;
const Color& get_feedrate_color(float feedrate) const;
const Color& get_volumetric_rate_color(float rate) const;
Color get_height_color(float height) const;
Color get_width_color(float width) const;
Color get_feedrate_color(float feedrate) const;
Color get_volumetric_rate_color(float rate) const;
void set_extrusion_role_color(const std::string& role_name, float red, float green, float blue, float alpha);
void set_extrusion_paths_colors(const std::vector<std::string>& colors);