entities and memory allocation checkpoint

1 files changed, 41 insertions, 0 deletions

diff --git a/src/entities.cpp b/src/entities.cpp
new file mode 100644
index 0000000..fb2bc60
--- /dev/null
+++ b/src/entities.cpp
@@ -0,0 +1,41 @@
+
+#include "entities.hpp"
+#include "ecs.hpp"
+#include <vulkan/vulkan_core.h>
+
+void EntityType_Init() {}
+
+void EntityType_Load(EntityType &et) {
+	if (et.modelFile != nullptr && et.modelFile != CAFE_BABE(char)) {
+		assert(et.vkPipelineLayoutCreateInfo != nullptr && et.vkPipelineLayoutCreateInfo != CAFE_BABE(VkPipelineLayoutCreateInfo) && "EntityType with a defined model must also contain appropriate Vulkan CreateInfos");
+		AssetHandle assetHandle{AM_Register(et.modelFile)};
+		const Asset *asset = AM_Get(assetHandle);
+
+		CompGrBinds &grBinds = ECS_CreateGrBinds(et.entityHandle);
+		auto vkResult = vkCreatePipelineLayout(vkDevice, et.vkPipelineLayoutCreateInfo, vkAllocator, &grBinds.vkPipelineLayout);
+		assert(vkResult == VK_SUCCESS);
+		// TODO grBinds.vkDescriptorSet
+
+		cgltf_options options{};
+		cgltf_data *gltfData = nullptr;
+		cgltf_result result = cgltf_parse(&options, asset->ptr, asset->size, &gltfData);
+		assert(result == cgltf_result_success);
+		result = cgltf_validate(gltfData);
+		assert(result == cgltf_result_success);
+
+		// create buffers
+		// TODO
+
+		// create VkDeviceMemory
+		VkMemoryAllocateInfo vkMemoryAllocateInfo;
+		vkMemoryAllocateInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
+		vkMemoryAllocateInfo.pNext = nullptr;
+		vkMemoryAllocateInfo.allocationSize = gltfData->buffers[0].size;;
+		vkMemoryAllocateInfo.memoryTypeIndex = FindMemoryTypeIndex(0, 0); // TODO
+
+		vkAllocateMemory(vkDevice, &vkMemoryAllocateInfo, vkAllocator, &grBinds.deviceMemory);
+
+		// TODO bind buffers to memory
+	}
+
+}