Initial commit

8 files changed, 137 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e73c965
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+zig-cache/
+zig-out/
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..b6b69cf
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "depends/mgl"]
+	path = depends/mgl
+	url = https://repo.dec05eba.com/mgl
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..bc8b574
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,19 @@
+Copyright (c) dec05eba
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7d2be6f
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+Minimal example of [mgl](https://git.dec05eba.com/mgl/about/) in zig.
\ No newline at end of file
diff --git a/build.zig b/build.zig
new file mode 100644
index 0000000..ad01829
--- /dev/null
+++ b/build.zig
@@ -0,0 +1,56 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+    const target = b.standardTargetOptions(.{});
+    const optimize = b.standardOptimizeOption(.{});
+
+    const exe = b.addExecutable(.{
+        .name = "mgl-zig-example",
+        .root_source_file = .{ .path = "src/main.zig" },
+        .target = target,
+        .optimize = optimize,
+    });
+
+    exe.addCSourceFiles(&[_][]const u8{
+        "depends/mgl/src/graphics/texture.c",
+        "depends/mgl/src/graphics/sprite.c",
+        "depends/mgl/src/graphics/image.c",
+        "depends/mgl/src/graphics/font_char_map.c",
+        "depends/mgl/src/graphics/font.c",
+        "depends/mgl/src/graphics/vertex.c",
+        "depends/mgl/src/graphics/primitive_type.c",
+        "depends/mgl/src/graphics/vertex_buffer.c",
+        "depends/mgl/src/graphics/text.c",
+        "depends/mgl/src/graphics/shader.c",
+        "depends/mgl/src/graphics/rectangle.c",
+        "depends/mgl/src/system/fileutils.c",
+        "depends/mgl/src/system/utf8.c",
+        "depends/mgl/src/system/clock.c",
+        "depends/mgl/src/mgl.c",
+        "depends/mgl/src/window/window.c",
+        "depends/mgl/src/gl.c",
+    }, &[_][]const u8{
+        "-Wall",
+        "-Wextra",
+    });
+    exe.addIncludePath(.{ .path = "depends/mgl/include" });
+    exe.linkSystemLibrary("x11");
+    exe.linkSystemLibrary("xrender");
+    exe.linkLibC();
+
+    exe.strip = optimize != std.builtin.OptimizeMode.Debug;
+    exe.single_threaded = true;
+    exe.want_lto = optimize != std.builtin.OptimizeMode.Debug;
+
+    b.installArtifact(exe);
+
+    const run_cmd = b.addRunArtifact(exe);
+    run_cmd.step.dependOn(b.getInstallStep());
+
+    if (b.args) |args| {
+        run_cmd.addArgs(args);
+    }
+
+    const run_step = b.step("run", "Run the app");
+    run_step.dependOn(&run_cmd.step);
+}
\ No newline at end of file
diff --git a/depends/mgl b/depends/mgl
new file mode 160000
+Subproject 15cb00dfffd777e97abf8732f84a3c3c3bd659e
diff --git a/src/c.zig b/src/c.zig
new file mode 100644
index 0000000..4d3f62b
--- /dev/null
+++ b/src/c.zig
@@ -0,0 +1,8 @@
+pub usingnamespace @cImport({
+    @cInclude("mgl/mgl.h");
+    @cInclude("mgl/window/window.h");
+    @cInclude("mgl/window/event.h");
+    @cInclude("mgl/system/fileutils.h");
+    @cInclude("mgl/graphics/font.h");
+    @cInclude("mgl/graphics/text.h");
+});
\ No newline at end of file
diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..cc3ae26
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,48 @@
+const std = @import("std");
+const c = @import("c.zig");
+
+pub fn main() !void {
+    if (c.mgl_init() != 0)
+        return error.MglInitFailed;
+    defer c.mgl_deinit();
+
+    var window: c.mgl_window = undefined;
+    var create_params = std.mem.zeroes(c.mgl_window_create_params);
+    create_params.size = .{ .x = 1280, .y = 720 };
+
+    if (c.mgl_window_create(&window, "mgl", &create_params) != 0)
+        return error.MglFailedToCreateWindow;
+    defer c.mgl_window_deinit(&window);
+
+    var font_file: c.mgl_memory_mapped_file = undefined;
+    var file_load_options = c.mgl_memory_mapped_file_load_options{ .readable = true, .writable = false };
+    if (c.mgl_mapped_file_load("/usr/share/fonts/noto/NotoSans-Regular.ttf", &font_file, &file_load_options) != 0)
+        return error.MglFailedToLoadFontFile;
+    defer c.mgl_mapped_file_unload(&font_file);
+
+    var font: c.mgl_font = undefined;
+    if (c.mgl_font_load_from_file(&font, &font_file, 26) != 0)
+        return error.MglFailedToLoadFont;
+    defer c.mgl_font_unload(&font);
+
+    var text: c.mgl_text = undefined;
+    c.mgl_text_init(&text, &font, "hello world", 11);
+    defer c.mgl_text_deinit(&text);
+
+    var event: c.mgl_event = undefined;
+    while (c.mgl_window_is_open(&window)) {
+        while (c.mgl_window_poll_event(&window, &event)) {
+            switch (event.type) {
+                c.MGL_EVENT_TEXT_ENTERED => {
+                    const str = event.unnamed_0.text.str[0..@intCast(event.unnamed_0.text.size)];
+                    std.debug.print("text event, codepoint: {any}, str: {s}\n", .{ event.unnamed_0.text.codepoint, str });
+                },
+                else => std.debug.print("unhandled event: {any}\n", .{ event.type }),
+            }
+        }
+
+        c.mgl_window_clear(&window, c.mgl_color{ .r = 0, .g = 0, .b = 0, .a = 255});
+        c.mgl_text_draw(c.mgl_get_context(), &text);
+        c.mgl_window_display(&window);
+    }
+}
\ No newline at end of file