sprite proof of concept and improved display control bit flaggingHEADmain

1 files changed, 28 insertions, 1 deletions

diff --git a/source/main.cpp b/source/main.cpp
index 21d1c26..116094c 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -8,6 +8,7 @@ void bad_vsync() {
 }
 
 int main() {
+	// background control
 	auto bg_flags = BGControlFlags()
 		.set_charblock_base(0)
 		.set_screenblock_base(28)
@@ -16,6 +17,7 @@ int main() {
 	set_bg_control(0, bg_flags);
 	set_bg_offsets(0, 0, 0);
 
+	// background tiles
 	const Tile4 tiles[2] = {
 		{{0x11111111, 0x01111111, 0x01111111, 0x01111111, 0x01111111, 0x01111111, 0x01111111, 0x00000001}},
 		{{0x00000000, 0x00100100, 0x01100110, 0x00011000, 0x00011000, 0x01100110, 0x00100100, 0x00000000}},
@@ -24,11 +26,13 @@ int main() {
 	set_tile(0, 0, tiles[0]);
 	set_tile(0, 1, tiles[1]);
 
+	// background tiles
 	set_bg_palette(0, 1, Color::from_rgb(31,   0,   0));
 	set_bg_palette(1, 1, Color::from_rgb( 0,  31,   0));
 	set_bg_palette(2, 1, Color::from_rgb( 0,   0,  31));
 	set_bg_palette(3, 1, Color::from_rgb(16,  16,  16));
 
+	// background screen entries
 	for (int i = 0; i < 4; i++) {
 		for (int j = 0; j < 32*32; j++) {
 			auto screen_entry = ScreenEntry()
@@ -38,7 +42,30 @@ int main() {
 		}
 	}
 
-	set_display_control(Mode0, BG0);
+	// object palettes
+	set_obj_palette(0, 1, Color::from_rgb(0, 0, 0));
+	set_obj_palette(0, 2, Color::from_rgb(31, 31, 0));
+
+	// object attributes
+	auto obj_attr = ObjectAttributes()
+		.set_size(ObjectAttributes::Size_16x16)
+		.set_tile_index(0)
+		.set_palette_bank(0)
+		.set_x(50).set_y(50);
+
+	set_obj_attributes(0, obj_attr);
+
+	Tile4 obj_tile = {0x01230123, 0x01230123, 0x01230123, 0x01230123, 0x01230123, 0x01230123, 0x01230123, 0x01230123};
+	for (u32 i = 0; i < 4; i++) {
+		set_tile(4, i, obj_tile);
+	}
+
+	auto display_control_flags = DisplayControlFlags()
+		.set_mode(0)
+		.enable_layer(BG0)
+		.enable_layer(Obj)
+		.set_1d_object_mapping(1);
+	set_display_control(display_control_flags);
 
 	s16 x = 0, y = 0;
 	while (1) {