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Original implementation of Blur Image Filters

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With Gaussian, fast Gaussian, Hashed and morphological (opening and closing) methods. Remembering shader code for other fast methods.
This commit is contained in:
Bruno Herbelin
2022-05-31 00:34:37 +02:00
parent 662d8bcfda
commit e3bb95b3dd
27 changed files with 628 additions and 155 deletions
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59
ImGuiVisitor.cpp
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@@ -772,6 +772,52 @@ void ImGuiVisitor::visit (DelayFilter& f)
}
}
void ImGuiVisitor::visit (BlurFilter& f)
{
std::ostringstream oss;
oss << "Blur ";
// Method selection
if (ImGuiToolkit::IconButton(7, 16)) {
f.setMethod( 0 );
oss << BlurFilter::method_label[0];
Action::manager().store(oss.str());
}
ImGui::SameLine(0, IMGUI_SAME_LINE);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
int m = (int) f.method();
if (ImGui::Combo("Method", &m, BlurFilter::method_label, IM_ARRAYSIZE(BlurFilter::method_label) )) {
f.setMethod( m );
oss << BlurFilter::method_label[m];
Action::manager().store(oss.str());
}
// List of parameters
std::map<std::string, float> filter_parameters = f.program().parameters();
for (auto param = filter_parameters.begin(); param != filter_parameters.end(); ++param)
{
ImGui::PushID( param->first.c_str() );
float v = param->second;
if (ImGuiToolkit::IconButton(13, 14)) {
v = 0.f;
f.setProgramParameter(param->first, v);
}
ImGui::SameLine(0, IMGUI_SAME_LINE);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::SliderFloat( param->first.c_str(), &v, 0.f, 1.f, "%.2f")) {
f.setProgramParameter(param->first, v);
}
if (ImGui::IsItemDeactivatedAfterEdit()) {
oss << BlurFilter::method_label[ f.method() ];
oss << " : " << param->first << " " << std::setprecision(3) <<param->second;
Action::manager().store(oss.str());
}
ImGui::PopID();
}
}
void ImGuiVisitor::visit (ImageFilter& f)
{
// Selection of Algorithm
@@ -781,7 +827,7 @@ void ImGuiVisitor::visit (ImageFilter& f)
}
ImGui::SameLine(0, IMGUI_SAME_LINE);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::BeginCombo("##Filters", f.program().name().c_str()) )
if (ImGui::BeginCombo("Algorithm", f.program().name().c_str()) )
{
for (auto p = FilteringProgram::presets.begin(); p != FilteringProgram::presets.end(); ++p){
if (ImGui::Selectable( p->name().c_str() )) {
@@ -791,26 +837,21 @@ void ImGuiVisitor::visit (ImageFilter& f)
}
ImGui::EndCombo();
}
ImGui::SameLine(0, IMGUI_SAME_LINE);
ImGui::Text("Algorithm");
// List of parameters
std::map<std::string, float> filter_parameters = f.program().parameters();
FilteringProgram target = f.program();
for (auto param = filter_parameters.begin(); param != filter_parameters.end(); ++param)
{
ImGui::PushID( param->first.c_str() );
float v = param->second;
if (ImGuiToolkit::IconButton(11, 11)) {
if (ImGuiToolkit::IconButton(13, 14)) {
v = 0.f;
target.setParameter(param->first, v);
f.setProgram( target );
f.setProgramParameter(param->first, v);
}
ImGui::SameLine(0, IMGUI_SAME_LINE);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
if (ImGui::SliderFloat( param->first.c_str(), &v, 0.f, 1.f, "%.2f")) {
target.setParameter(param->first, v);
f.setProgram( target );
f.setProgramParameter(param->first, v);
}
if (ImGui::IsItemDeactivatedAfterEdit()) {
// TODO UNDO