Transition to C++23 (#11)

* enum field renaming

* renderer cleanups

* compiling for C++23

* version bump

* fix build

lib/rendering/CvMatRender.cpp

@@ -55,21 +55,25 @@ GLuint pixelarium::render::CvMatRender::uploadTexture()
 
     const int width = img_.cols;
     const int height = img_.rows;
-
-    switch (img_.type()) {
+    // see
+    // https://stackoverflow.com/questions/10167534/how-to-find-out-what-type-of-a-mat-object-is-with-mattype-in-opencv
+    // for pixel a pixel type table
+    switch (img_.type())
+    {
+        case CV_8U:
+            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_BYTE, img_.data);
+            break;
         case CV_16U:
         case CV_16UC3:
-        case 26:
-            glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+        case CV_16UC4:
             glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_SHORT, img_.data);
             break;
-        case 5:
-        case 29:
-            glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_FLOAT, img_.data);
+        case CV_32F:
+        case CV_32FC4:
+            glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, width, height, 0, GL_DEPTH_COMPONENT, GL_FLOAT,
+                         img_.data);
             break;
         default:
-            glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
             glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, img_.cols, img_.rows, 0, GL_RGBA, GL_UNSIGNED_BYTE, img_.data);
             break;
     }

lib/rendering/ImageViewFactory.cpp

@@ -33,15 +33,15 @@ std::unique_ptr<pixelarium::render::IPixelariumImageView> pixelarium::render::Im
 
     switch (type)
     {
-        case imaging::ImageFileType::UNKNOWN:
-        case imaging::ImageFileType::ABSTRACT:
+        case imaging::ImageFileType::kUnknown:
+        case imaging::ImageFileType::kAbstract:
             return {};
-        case imaging::ImageFileType::PNG:
-        case imaging::ImageFileType::JPG:
+        case imaging::ImageFileType::kPng:
+        case imaging::ImageFileType::kJpg:
             log_.Info(std::format("{}: Creating a Default View", __PRETTY_FUNCTION__));
             // beware: here we copy the actual image resource over to the new image
             return std::make_unique<PixelariumImageViewDefault>(img);
-        case imaging::ImageFileType::CZI:
+        case imaging::ImageFileType::kCzi:
             log_.Info(std::format("{}: Creating a CZI View", __PRETTY_FUNCTION__));
             // beware: here we copy the actual image resource over to the new image
             return std::make_unique<PixelariumImageViewCzi>(img, log_);

lib/rendering/PixelariumImageViewCzi.cpp

@@ -51,7 +51,7 @@ void pixelarium::render::PixelariumImageViewCzi::ShowImage()
         this->is_dirty_ = false;
     }
 
-    if (czi_img->Empty() || this->img_->type_ == imaging::ImageFileType::UNKNOWN || !cached_image_ ||
+    if (czi_img->Empty() || this->img_->type_ == imaging::ImageFileType::kUnknown || !cached_image_ ||
         czi_img->Name().empty())
     {
         // do nothing

lib/rendering/PixelariumImageViewDefault.cpp

@@ -18,7 +18,7 @@ void pixelarium::render::PixelariumImageViewDefault::ShowImage()
         this->is_dirty_ = false;
     }
 
-    if (this->img_->Empty() || this->img_->type_ == imaging::ImageFileType::UNKNOWN || !cached_image_ ||
+    if (this->img_->Empty() || this->img_->type_ == imaging::ImageFileType::kUnknown || !cached_image_ ||
         this->img_->Name().empty())
     {
         // do nothing