Saving projects

project.odin

@@ -0,0 +1,32 @@
+package main
+
+import "core:os"
+import "core:io"
+
+PROJECT_DATA_HEADER :: "WOWOWOW THIS IS HEADER WOWOWOW"
+PROJECT_DATA_VERSION :: 1
+
+ProjectData :: struct {
+	version: u32,
+	matrix_count: u32,
+	matrices: []f32,
+}
+
+WriteProjectError :: union {
+	os.Error,
+}
+
+WriteProjectErrorType :: enum {
+	IncompatibleVersion,
+}
+
+project_write :: proc(project: ^ProjectData, path: string) -> os.Error {
+	f := os.open(path, {.Create, .Trunc, .Write}) or_return
+	w := io.to_writer(os.to_stream(f))
+	version: u32 = PROJECT_DATA_VERSION
+	io.write_ptr(w, &version, size_of(version))
+	io.write_ptr(w, &project.matrix_count, size_of(project.matrix_count))
+	io.write_ptr(w, raw_data(project.matrices), int(project.matrix_count) * 9 * size_of(f32))
+	os.close(f)
+	return nil
+}