Texture baking

.nvim.lua

@@ -3,7 +3,6 @@
 
 -- ── Runners ─────────────────────────────────────────────
 -- :Run — picker, :Run <name> [args] — specific command,
--- <leader>dr = :Run run.
 require("custom.runner").setup({
 	commands = {
 		run = function()

main.odin

@@ -16,7 +16,7 @@ Scene :: struct {
 	camera:  rl.Camera2D,
 	enemies: hm.Static_Handle_Map(128, Enemy, ent_handle),
 	atlas:   Atlas,
-	tiles:   [MAX_TILES]Tile,
+	map_tex: rl.RenderTexture2D,
 }
 
 
@@ -66,11 +66,29 @@ create_scene :: proc() -> Scene {
 draw_scene :: proc(scene: ^Scene) {
 	rl.BeginMode2D(scene.camera)
 
+	rl.DrawTexturePro(
+		scene.map_tex.texture,
+		rl.Rectangle {
+			0,
+			0,
+			cast(f32)scene.map_tex.texture.width,
+			cast(f32)scene.map_tex.texture.height,
+		},
+		rl.Rectangle {
+			0,
+			0,
+			cast(f32)scene.map_tex.texture.width * TILE_MULT,
+			cast(f32)scene.map_tex.texture.height * TILE_MULT,
+		},
+		rl.Vector2{0, 0},
+		0,
+		rl.WHITE,
+	)
 
-	for tile in scene.tiles {
+	// for tile in scene.tiles {
-		if tile.atlas == nil do continue
+	// 	if tile.atlas == nil do continue
-		draw_tile(tile)
+	// 	draw_tile(tile)
-	}
+	// }
 
 	rl.DrawCircle(
 		cast(i32)scene.player.position.x,
@@ -89,6 +107,57 @@ draw_scene :: proc(scene: ^Scene) {
 	rl.EndMode2D()
 }
 
+render_map :: proc(atlas: ^Atlas) -> rl.RenderTexture2D {
+	map_data := [16][16]i32 {
+		{0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
+		{16, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 18},
+	}
+	width := i32(atlas.tile_size.x) * 16
+	height := i32(atlas.tile_size.y) * 16
+	tex := rl.LoadRenderTexture(width, height)
+	rl.BeginTextureMode(tex)
+	for row, i in map_data {
+		for col, j in row {
+			offset := get_offset(atlas, col)
+			fmt.printf("offset: %v, frame: %v\n", offset, col)
+			rl.DrawTexturePro(
+				atlas^.tex,
+				rl.Rectangle {
+					offset.x,
+					offset.y,
+					atlas.tile_size.x,
+					atlas.tile_size.y,
+				},
+				rl.Rectangle {
+					f32(j) * atlas.tile_size.x,
+					f32(i) * atlas.tile_size.y,
+					atlas.tile_size.x,
+					atlas.tile_size.y,
+				},
+				rl.Vector2{0, 0},
+				0,
+				rl.WHITE,
+			)
+		}
+	}
+	rl.EndTextureMode()
+	return tex
+}
+
 
 update_scene :: proc(scene: ^Scene, dt: f32) {
 	update_player(&scene.player, dt)
@@ -116,35 +185,7 @@ main :: proc() {
 
 	//WARN: Add a destructor to free (handlemap dangling)
 	scene := create_scene()
-
+	scene.map_tex = render_map(&scene.atlas)
-	map_data := [16][16]i32 {
-		{0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10},
-		{16, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 18},
-	}
-	for row, i in map_data {
-		for col, j in row {
-			scene.tiles[i * 16 + j] = Tile {
-				atlas = &scene.atlas,
-				pos   = rl.Vector2{f32(j) * 16, f32(i) * 16},
-				frame = col,
-			}
-		}
-	}
-
 
 	for !rl.WindowShouldClose() {
 		dt := rl.GetFrameTime()