cache optimized rectangle drawing and made sure the methods could be inlined

buffer.cpp

@@ -5,10 +5,10 @@
 #include "datatypes.cpp"
 #include "helpers.cpp"
 #include "shaders/shader.cpp"
-#include "shaders/colorshader.cpp"
+// #include "shaders/colorshader.cpp"
 // #include "shaders/gradientshader.cpp"
-#include "shaders/hgradientshader.cpp"
-#include "shaders/vgradientshader.cpp"
+// #include "shaders/hgradientshader.cpp"
+// #include "shaders/vgradientshader.cpp"
 
 namespace UwU {
       // Buffer object - can be a wayland surface or a virtual buffer
@@ -34,7 +34,7 @@ namespace UwU {
         uint16_t stride;
 
         void drawPixel(Coord2 coord, Color color) {
-            if (color.a == 0) {return;}
+            // if (color.a == 0) {return;}
             size_t i = (size_t)coord.y * stride + (size_t)coord.x * 4;
             // uint8_t b0 = pixels[i + 0];
             // uint8_t g0 = pixels[i + 1];