valerie
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hadean-zig
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create assets and split scene

stable
Ivory 2024-08-21 17:40:04 -04:00
parent d9ef89495b
commit eab2c63855
4 changed files with 53 additions and 22 deletions
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20
src/Scene.zig 100644
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@ -0,0 +1,20 @@
const assets = @import("assets.zig");
const Recti = @import("geometry/Recti.zig");
const Layer = @import("Layer.zig");
const Color = @import("Color.zig");
const std = @import("std");
const Scene = @This();
// const DrawFunction = fn() void;
// const UpdateFunction = fn(f32) void;
// draw: DrawFunction,
// update:
pub fn draw() void {
assets.heart.draw(&Recti.from_xywh(120, 100, 32, 64), Layer.ENTITIES, Color.LIGHT_BLUE);
assets.heart.draw(&Recti.from_xywh(100, 100, 32, 64), Layer.FLOOR, Color.WHITE);
assets.heart.draw(&Recti.from_xywh(80, 100, 32, 64), Layer.ENTITIES, Color.INDIGO);
}

24
src/assets.zig 100644
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@ -0,0 +1,24 @@
const Texture = @import("Texture.zig");
const Sprite = @import("Sprite.zig");
const Recti = @import("geometry/Recti.zig");
const std = @import("std");
const Assets = struct {
tree: Sprite,
heart: Sprite,
};
var assets: Assets = undefined;
var texture: Texture = undefined;
pub fn load() !void {
texture = try Texture.create("textures.png");
assets = .{
.tree = Sprite.create(&texture, Recti.from_xywh(8*27, 8*4, 8, 16)),
.heart = Sprite.create(&texture, Recti.from_xywh(8*27, 8*4, 8, 16)),
};
}
pub const tree: *const Sprite = &assets.tree;
pub const heart: *const Sprite = &assets.heart;

28
src/engine.zig
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@ -6,6 +6,8 @@ const Texture = @import("Texture.zig");
const Sprite = @import("Sprite.zig");
const Layer = @import("Layer.zig");
const Color = @import("Color.zig");
const Scene = @import("Scene.zig");
const assets = @import("assets.zig");
const c = @cImport({
@cInclude("glad/glad.h");
@ -66,9 +68,8 @@ pub fn run() !void {
// compile shaders...
try shaders.load();
const texture = try Texture.create("textures.png");
// texture.bind(c.GL_TEXTURE0);
const sprite = Sprite.create(&texture, Recti.from_xywh(8*27, 8*4, 8, 16));
try assets.load();
const clearBrightness: f32 = 0.09;
c.glClearColor(clearBrightness, clearBrightness, clearBrightness, 1.0);
@ -89,28 +90,11 @@ pub fn run() !void {
// run the main loop
while (c.glfwWindowShouldClose(window) == 0) {
shaders.set_projection_matrix(&projection);
// std.debug.print("size: {d} x {d}\n", .{width, height});
// c.glViewport(0, 0, width, height);
c.glClear(c.GL_COLOR_BUFFER_BIT | c.GL_DEPTH_BUFFER_BIT);
// c.glBegin(c.GL_TRIANGLES);
//
// c.glVertex2f(0, 1);
// // c.glVertexAttrib4f(1, 1, 0, 0, 1);
// c.glVertex2f(-1, -1);
// // c.glVertexAttrib4f(1, 0, 1, 0, 1);
// c.glVertex2f(1, -1);
// // c.glVertexAttrib4f(1, 0, 0, 1, 1);
//
// c.glEnd();
sprite.draw(&Recti.from_xywh(120, 100, 32, 64), Layer.ENTITIES, Color.LIGHT_BLUE);
sprite.draw(&Recti.from_xywh(100, 100, 32, 64), Layer.FLOOR, Color.WHITE);
sprite.draw(&Recti.from_xywh(80, 100, 32, 64), Layer.ENTITIES, Color.INDIGO);
// draw.rect(&geometry.Rect.from_xywh(100, 100, 256, 256), draw.Layer.FLOOR);
Scene.draw();
// game.render();
// game.update(1.0);
c.glfwSwapBuffers(window);
c.glfwPollEvents();
}

3
src/main.zig
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@ -3,5 +3,8 @@ const std = @import("std");
const engine = @import("engine.zig");
pub fn main() !void {
// engine.preload
try engine.run();
}