pke: refactor for tracking padding via lbrt

1 files changed, 13 insertions, 6 deletions

diff --git a/src/static-ui.hpp b/src/static-ui.hpp
index a9b751b..6586a02 100644
--- a/src/static-ui.hpp
+++ b/src/static-ui.hpp
@@ -2,6 +2,8 @@
 #define PKE_STATIC_UI_HPP
 
 #include "components-vk.hpp"
+#include "vendor-glm-include.hpp"
+
 #include <cstdint>
 
 #define built_in_offset 2.0
@@ -16,18 +18,19 @@ struct MSDFGlyphSettings {
 
 enum PKE_UI_BOX_FLAGS : uint64_t {
 	PKE_UI_BOX_FLAG_NONE    = 0,
-	// position type [0-4]
+	// [00-04] position type
 	// exact screen coordinates
 	PKE_UI_BOX_FLAG_POSITION_TYPE_FLEX                  = (1 <<  0),
 	PKE_UI_BOX_FLAG_POSITION_TYPE_STATIC                = (1 <<  1),
 	PKE_UI_BOX_FLAG_POSITION_TYPE_DYNAMIC               = (1 <<  2),
 	PKE_UI_BOX_FLAG_POSITION_TYPE_ALL                   = (1 <<  0) | (1 <<  1) | (1 <<  2),
-	// center [5-6]
+	// [05-06] center
 	PKE_UI_BOX_FLAG_CENTER_HORIZONTAL                   = (1 <<  5),
 	PKE_UI_BOX_FLAG_CENTER_VERTICAL                     = (1 <<  6),
 	PKE_UI_BOX_FLAG_CENTER_BOTH                         = (1 <<  5) | (1 <<  6),
-	// visibility [7-9]
+	// [07-09] visibility
 	PKE_UI_BOX_FLAG_VISIBILITY_INVISIBLE                = (1 <<  7),
+	// [10-??]
 };
 
 typedef uint16_t pke_ui_box_count_T;
@@ -43,9 +46,13 @@ struct pke_ui_box {
 	uint8_t flex_direction;
 	uint8_t layer;
 	struct pke_ui_box_internals {
-		float px_corner_x, px_corner_y;
-		float px_width, px_height;
-		float px_offset_x, px_offset_y;
+		// the exact px to translate (shader)
+		glm::vec2 px_corner;
+		// the exact px for scaling (shader)
+		glm::vec2 px_size;
+		// internal padding + running offset for adding children
+		// glm::vec4 px_padding;
+		float px_padding_l, px_padding_b, px_padding_r, px_padding_t;
 		pke_ui_box *parent;
 		pke_ui_box **children;
 		pke_ui_box_count_T h_children;