voxels renderer rebuilt, WorldFiles fix

src/graphics/ChunksRenderer.cpp

@@ -0,0 +1,52 @@
+#include "ChunksRenderer.h"
+
+#include "Mesh.h"
+#include "BlocksRenderer.h"
+#include "../voxels/Chunk.h"
+#include "../world/Level.h"
+
+#include <glm/glm.hpp>
+#include <glm/ext.hpp>
+
+using glm::ivec2;
+using std::shared_ptr;
+
+ChunksRenderer::ChunksRenderer(Level* level) : level(level) {
+	const int MAX_FULL_CUBES = 3000;
+	renderer = new BlocksRenderer(9 * 6 * 6 * MAX_FULL_CUBES);
+}
+
+ChunksRenderer::~ChunksRenderer() {
+	delete renderer;
+}
+
+shared_ptr<Mesh> ChunksRenderer::render(Chunk* chunk) {
+	chunk->setModified(false);
+	Mesh* mesh = renderer->render(chunk, 16, level->chunksStorage);
+	auto sptr = shared_ptr<Mesh>(mesh);
+	meshes[ivec2(chunk->x, chunk->z)] = sptr;
+	return sptr;
+}
+
+void ChunksRenderer::unload(Chunk* chunk) {
+	auto found = meshes.find(ivec2(chunk->x, chunk->z));
+	if (found != meshes.end()) {
+		meshes.erase(found);
+	}
+}
+
+shared_ptr<Mesh> ChunksRenderer::getOrRender(Chunk* chunk) {
+	auto found = meshes.find(ivec2(chunk->x, chunk->z));
+	if (found != meshes.end() && !chunk->isModified()){
+		return found->second;
+	}
+	return render(chunk);
+}
+
+shared_ptr<Mesh> ChunksRenderer::get(Chunk* chunk) {
+	auto found = meshes.find(ivec2(chunk->x, chunk->z));
+	if (found != meshes.end()) {
+		return found->second;
+	}
+	return nullptr;
+}