auts: spritesys

isotest/build.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+v --enable-globals -g -cg build . 

isotest/context.v

@@ -24,4 +24,8 @@ fn init_default_context() {
 	// XXX fixme?
 	//ctx = new_context()
 	ctx.vars = new_vars()
+}
+
+fn init_context() {
+	// init all context?
 }

isotest/debug.v

@@ -1,6 +1,10 @@
 module main
 
+//type PPType = string | int
+
 pub fn pp(v int) {
+//pub fn pp(v voidptr) {
+//pub fn pp(v PPType) {
 //pub fn pp(v any) {
 
 	println(v)
@@ -17,7 +21,8 @@ pub fn pp(v int) {
 	//println("panic $v")
 	
 	//panic("pp")
-	exit(v)
+	//exit(v)
+	exit(2)
 }
 
 /*

isotest/game.v

@@ -5,6 +5,7 @@ struct Game {
 mut:
 	field     &Field
 	hud       &Hud
+	spritesys &SpriteSys
 	viewport  &Viewport
 }
 
@@ -14,6 +15,7 @@ fn init_game() {
 	g := &Game{
 		field: new_field(),
 		hud: new_hud(),
+		spritesys: new_spritesys(),
 		viewport: new_viewport(),
 	}
 
@@ -26,11 +28,13 @@ fn (mut g Game) start() {
 
 fn (mut g Game) draw() {
 	g.field.draw()
+	g.spritesys.draw()
 	g.hud.draw()
 }
 
 fn (mut g Game) update(dt f32) {
 	g.field.update(dt)
+	g.spritesys.update(dt)
 	g.hud.update(dt)
 	g.viewport.update(dt)
 }

isotest/main.v

@@ -11,6 +11,7 @@ fn main() {
 	//mut ctx := new_context()
 	ctx = new_context()
 	init_default_context() // XXX fixme?
+	//init_context()
 
 	// XXX init app
 	mut app := new_app()
@@ -168,8 +169,8 @@ fn main() {
 		
 		//d.draw_sdl_tex(tex, px, py)
 
-		spr1.draw()
-		spr2.draw()
+		//spr1.draw()
+		//spr2.draw()
 
 		wall1.view.draw()
 

isotest/obj.v

@@ -8,10 +8,7 @@ mut:
 }
 
 fn new_obj() &Obj {
-	o := &Obj{
-		x: 0,
-		y: 0,
-	}
+	o := &Obj{}
 
 	return o
 }

isotest/sprite.v

@@ -30,6 +30,8 @@ fn new_sprite() &Sprite {
 		tex: &Texture(0),
 	}
 
+	// Add to SpriteSys
+	game.spritesys.add(s)
 	return s
 }
 

isotest/spritesys.v

@@ -0,0 +1,47 @@
+module main
+
+interface Drawable {
+	draw()
+}
+
+struct SpriteSys {
+mut:
+	sys &System // Embed
+}
+
+fn new_spritesys() &SpriteSys {
+	println("new_spritesys()")
+
+	s := &SpriteSys{
+		sys: new_system("SpriteSys", "Sprite system")
+	}
+
+	return s
+}
+
+fn (mut s SpriteSys) add(spr &Sprite) {
+	s.sys.add_elem(spr)
+}
+
+fn (mut s SpriteSys) remove(spr &Sprite) {
+	s.sys.remove_elem(spr)
+}
+
+fn (mut s SpriteSys) draw() {
+	println("spritesys draw()")
+
+	// XXX TODO sort sprites by z
+
+	for el in s.sys.elems {
+		//el.draw()
+		//x := Drawable{el}
+		//mut x := Drawable(el)
+		//mut x := &Drawable(el)
+		mut x := &Sprite(el)
+		x.draw()
+	}
+}
+
+fn (mut s SpriteSys) update(dt f32) {
+
+}

isotest/system.v

@@ -0,0 +1,80 @@
+module main
+
+struct System {
+mut:
+	name string
+	desc string
+	//elems []any
+	//elems map[string]any
+	//elems map[string]voidptr
+	elems []voidptr
+}
+
+fn new_system(name, desc string) &System {
+	println("new_system(): name $name, desc: $desc")
+	
+	s := &System{
+		name: name,
+		desc: desc
+	}
+
+	return s
+}
+
+fn (mut s System) has_elem(el voidptr) bool {
+	for x in s.elems {
+		if x == el {
+			return true
+		}
+	}
+	return false
+}
+
+fn (s &System) idx_elem(el voidptr) int {
+	mut found_index := -1
+	for i, x in s.elems {
+		if x == el {
+			found_index = i
+			break
+		}
+	}
+	return found_index
+}
+
+//fn (mut s System) add_elem(el any) {
+fn (mut s System) add_elem(el voidptr) {
+	//s.elems << el
+	//s.elems["test"] = el
+	if s.has_elem(el) {
+		//println("already have element $el $&el in system '$s.name'")
+		println("already have element $el in system '$s.name'")
+		println("addElem failed")
+		pp(1) // XXX fixme
+	}
+	s.elems << el
+	println("added element '${typeof(el)}' to system '$s.name'")
+}
+
+fn (mut s System) remove_elem(el voidptr) {
+	if !s.has_elem(el) {
+		println("element not found $el in system '$s.name'")
+		println("removeElem failed")
+		pp(1) // XXX fixme
+	}
+
+	idx := s.idx_elem(el)
+	s.elems.delete(idx)		
+}
+
+fn (s &System) size() int {
+	return s.elems.len
+}
+
+fn (mut s System) clear_elems() {
+	s.elems.clear()
+}
+
+fn (s &System) list_elems() {
+	println("panic: not implemented")
+	pp(1) // XXX fixme
+}