1 files changed, 81 insertions, 0 deletions
diff --git a/src/view_2d.cpp b/src/view_2d.cpp
new file mode 100644
index 0000000..c84cbee
--- /dev/null
+++ b/src/view_2d.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2022 Frederico de Oliveira Linhares
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "view_2d.hpp"
+
+#include "sprite.hpp"
+#include "vector_4d.hpp"
+#include "vk/sprite.hpp"
+#include "vk/view_2d.hpp"
+
+void
+cg_free_view_2d(mrb_state *mrb, void* obj)
+{
+  auto ptr = static_cast<std::shared_ptr<VK::View2D>*>(obj);
+
+  ptr->~shared_ptr();
+  mrb_free(mrb, ptr);
+}
+
+const struct mrb_data_type cg_view_2d_type = { "CG_View2D", cg_free_view_2d };
+
+static mrb_value
+cg_cView2D_initialize(mrb_state *mrb, mrb_value self)
+{
+  std::shared_ptr<glm::vec4> *region;
+  std::shared_ptr<VK::View2D> *ptr;
+
+  mrb_get_args(mrb, "d", &region, &cg_vector_4d_type);
+  ptr = (std::shared_ptr<VK::View2D>*)DATA_PTR(self);
+  if(ptr) mrb_free(mrb, ptr);
+  ptr = (std::shared_ptr<VK::View2D>*)mrb_malloc(
+    mrb, sizeof(std::shared_ptr<VK::View2D>));
+
+  new(ptr)std::shared_ptr<VK::View2D>(
+    std::make_shared<VK::View2D>(*region->get()));
+
+  mrb_data_init(self, ptr, &cg_view_2d_type);
+  return self;
+}
+
+static mrb_value
+cg_cView2D_draw(mrb_state *mrb, mrb_value self)
+{
+  std::shared_ptr<VK::Sprite> *sprite;
+  std::shared_ptr<glm::vec4> *position;
+  auto *ptr = (std::shared_ptr<VK::View2D>*)DATA_PTR(self);
+
+  mrb_get_args(mrb, "dd", &sprite, &cg_sprite_type,
+               &position, &cg_vector_4d_type);
+  auto &positions = (*ptr)->sprites_to_draw[
+    cg_core.vk_swapchain->current_frame][*sprite];
+  positions.push_back(*position->get());
+
+  return self;
+}
+
+void
+cg_view_2d_init(mrb_state *mrb)
+{
+  struct RClass *cg_m, *cg_cView2D;
+
+  cg_m = mrb_module_get(mrb, "CandyGear");
+  cg_cView2D = mrb_define_class_under(mrb, cg_m, "View2D", mrb->object_class);
+  MRB_SET_INSTANCE_TT(cg_cView2D, MRB_TT_DATA);
+  mrb_define_method(
+    mrb, cg_cView2D, "initialize", cg_cView2D_initialize, MRB_ARGS_REQ(1));
+  mrb_define_method(mrb, cg_cView2D, "draw", cg_cView2D_draw, MRB_ARGS_REQ(2));
+}