Added a flat level generator.

SCsub

@@ -54,6 +54,7 @@ sources = [
     "meshers/cubic_mesher/voxel_cube_points.cpp",
 
     "level_generator/voxelman_level_generator.cpp",
+    "level_generator/voxelman_level_generator_flat.cpp",
 
     "areas/world_area.cpp",
 

config.py

@@ -15,6 +15,7 @@ def get_doc_classes():
         "VoxelLight",
 
         "VoxelmanLevelGenerator",
+        "VoxelmanLevelGeneratorFlat",
 
         "VoxelSurfaceMerger",
         "VoxelSurfaceSimple",
@@ -39,8 +40,8 @@ def get_doc_classes():
         "VoxelWorld",
 
         "VoxelMesherBlocky",
-	    "VoxelWorldBlocky",
-	    "VoxelChunkBlocky",
+	      "VoxelWorldBlocky",
+	      "VoxelChunkBlocky",
     ]
 
 def get_doc_path():

level_generator/voxelman_level_generator_flat.cpp

@@ -0,0 +1,103 @@
+/*
+Copyright (c) 2019-2020 Péter Magyar
+
+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.
+*/
+
+#include "voxelman_level_generator_flat.h"
+
+#include "../world/voxel_chunk.h"
+
+int VoxelmanLevelGeneratorFlat::get_floor_position() const {
+	return _floor_position;
+}
+void VoxelmanLevelGeneratorFlat::set_floor_position(const int floor_height) {
+	_floor_position = floor_height;
+}
+
+Dictionary VoxelmanLevelGeneratorFlat::get_channel_map() {
+	return _channel_map;
+}
+void VoxelmanLevelGeneratorFlat::set_channel_map(const Dictionary &map) {
+	_channel_map = map;
+}
+
+void VoxelmanLevelGeneratorFlat::_generate_chunk(Ref<VoxelChunk> chunk) {
+	int dymin = chunk->get_position_y() * chunk->get_size_y();
+	int dymax = dymin + chunk->get_size_y() + chunk->get_margin_end();
+
+	if (_floor_position < dymin)
+		return;
+
+	if (_floor_position > dymax) {
+		Variant key;
+		while (_channel_map.next(&key)) {
+			int k = key;
+			int value = _channel_map[key];
+
+			chunk->fill_channel(value, k);
+		}
+
+		return;
+	}
+
+	const Variant *keyptr = NULL;
+	keyptr = _channel_map.next(keyptr);
+	while (keyptr) {
+		Variant key = (*keyptr);
+		int k = key;
+		int value = _channel_map[key];
+
+		uint8_t *channel = chunk->get_valid_channel(k, 0);
+
+		if (!channel)
+			continue;
+
+		int ty = _floor_position - dymin;
+		for (int y = 0; y < ty; ++y) {
+			for (int z = 0; z < chunk->get_data_size_z(); ++z) {
+				for (int x = 0; x < chunk->get_data_size_x(); ++x) {
+					channel[chunk->get_data_index(x, y, z)] = value;
+				}
+			}
+		}
+
+		keyptr = _channel_map.next(keyptr);
+	}
+}
+
+VoxelmanLevelGeneratorFlat::VoxelmanLevelGeneratorFlat() {
+	_floor_position = 0;
+}
+
+VoxelmanLevelGeneratorFlat::~VoxelmanLevelGeneratorFlat() {
+	_channel_map.clear();
+}
+
+void VoxelmanLevelGeneratorFlat::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("get_floor_position"), &VoxelmanLevelGeneratorFlat::get_floor_position);
+	ClassDB::bind_method(D_METHOD("set_floor_position", "value"), &VoxelmanLevelGeneratorFlat::set_floor_position);
+	ADD_PROPERTY(PropertyInfo(Variant::INT, "floor_position"), "set_floor_position", "get_floor_position");
+
+	ClassDB::bind_method(D_METHOD("get_channel_map"), &VoxelmanLevelGeneratorFlat::get_channel_map);
+	ClassDB::bind_method(D_METHOD("set_channel_map", "value"), &VoxelmanLevelGeneratorFlat::set_channel_map);
+	ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "channel_map"), "set_channel_map", "get_channel_map");
+
+	ClassDB::bind_method(D_METHOD("_generate_chunk", "chunk"), &VoxelmanLevelGeneratorFlat::_generate_chunk);
+}

level_generator/voxelman_level_generator_flat.h

@@ -0,0 +1,53 @@
+/*
+Copyright (c) 2019-2020 Péter Magyar
+
+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.
+*/
+
+#ifndef VOXELMAN_LEVEL_GENERATOR_FLAT_H
+#define VOXELMAN_LEVEL_GENERATOR_FLAT_H
+
+#include "voxelman_level_generator.h"
+
+class VoxelChunk;
+
+class VoxelmanLevelGeneratorFlat : public VoxelmanLevelGenerator {
+	GDCLASS(VoxelmanLevelGeneratorFlat, VoxelmanLevelGenerator);
+
+public:
+	int get_floor_position() const;
+	void set_floor_position(const int floor_height);
+
+	Dictionary get_channel_map();
+	void set_channel_map(const Dictionary &map);
+
+	virtual void _generate_chunk(Ref<VoxelChunk> chunk);
+
+	VoxelmanLevelGeneratorFlat();
+	~VoxelmanLevelGeneratorFlat();
+
+protected:
+	static void _bind_methods();
+
+private:
+	int _floor_position;
+	Dictionary _channel_map;
+};
+
+#endif

register_types.cpp

@@ -52,6 +52,7 @@ SOFTWARE.
 #include "meshers/cubic_mesher/voxel_mesher_cubic.h"
 
 #include "level_generator/voxelman_level_generator.h"
+#include "level_generator/voxelman_level_generator_flat.h"
 
 #include "areas/world_area.h"
 
@@ -97,6 +98,7 @@ void register_voxelman_types() {
 	ClassDB::register_class<VoxelChunkBlocky>();
 
 	ClassDB::register_class<VoxelmanLevelGenerator>();
+	ClassDB::register_class<VoxelmanLevelGeneratorFlat>();
 
 	ClassDB::register_class<WorldArea>();