[cpp_constructors] added C++ demo

cpp/cpp_constructors/Main.gd

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+extends Control
+
+onready var TestClass = preload("res://TestClass.gdn")
+
+func _ready():
+	var test_object = TestClass.new()
+	
+	test_object.test_method("Hello World")

cpp/cpp_constructors/Main.tscn

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+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://Main.gd" type="Script" id=1]
+
+[node name="Main" type="Control"]
+
+margin_right = 40.0
+margin_bottom = 40.0
+rect_clip_content = false
+mouse_filter = 0
+script = ExtResource( 1 )
+
+

cpp/cpp_constructors/TestClass.gdn

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+[gd_resource type="GDNativeScript" load_steps=2 format=2]
+
+[sub_resource type="GDNativeLibrary" id=1]
+
+platform/unix = ""
+platform/x11 = "res://lib/libtest.so"
+platform/server = ""
+platform/android = ""
+platform/haiku = ""
+platform/mac = ""
+platform/ios = ""
+platform/osx = ""
+platform/html5 = ""
+platform/windows = ""
+platform/uwp = ""
+
+[resource]
+
+library = SubResource( 1 )
+script_name = "TestClass"
+

cpp/cpp_constructors/default_env.tres

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+[gd_resource type="Environment" load_steps=2 format=2]
+
+[sub_resource type="ProceduralSky" id=1]
+
+radiance_size = 1
+sky_top_color = Color( 0.301961, 0.403922, 0.909804, 1 )
+sky_horizon_color = Color( 0.556863, 0.823529, 0.909804, 1 )
+sky_curve = 0.25
+sky_energy = 1.0
+ground_bottom_color = Color( 0.196078, 0.152941, 0.0980392, 1 )
+ground_horizon_color = Color( 0.329412, 0.211765, 0.0627451, 1 )
+ground_curve = 0.25
+ground_energy = 1.0
+sun_color = Color( 1, 1, 1, 1 )
+sun_latitude = 35.0
+sun_longitude = 0.0
+sun_angle_min = 1.0
+sun_angle_max = 100.0
+sun_curve = 0.05
+sun_energy = 16.0
+texture_size = 0
+
+[resource]
+
+background_mode = 2
+background_sky = SubResource( 1 )
+background_sky_scale = 1.0
+background_color = Color( 0, 0, 0, 1 )
+background_energy = 1.0
+background_canvas_max_layer = 0
+ambient_light_color = Color( 0, 0, 0, 1 )
+ambient_light_energy = 1.0
+ambient_light_sky_contribution = 0.0
+fog_enabled = false
+fog_color = Color( 0.5, 0.6, 0.7, 1 )
+fog_sun_color = Color( 1, 0.9, 0.7, 1 )
+fog_sun_amount = 0.0
+fog_depth_enabled = true
+fog_depth_begin = 10.0
+fog_depth_curve = 1.0
+fog_transmit_enabled = false
+fog_transmit_curve = 1.0
+fog_height_enabled = false
+fog_height_min = 0.0
+fog_height_max = 100.0
+fog_height_curve = 1.0
+tonemap_mode = 0
+tonemap_exposure = 1.0
+tonemap_white = 1.0
+auto_exposure_enabled = false
+auto_exposure_scale = 0.4
+auto_exposure_min_luma = 0.05
+auto_exposure_max_luma = 8.0
+auto_exposure_speed = 0.5
+ss_reflections_enabled = false
+ss_reflections_max_steps = 64
+ss_reflections_fade_in = 0.15
+ss_reflections_fade_out = 2.0
+ss_reflections_depth_tolerance = 0.2
+ss_reflections_roughness = true
+ssao_enabled = false
+ssao_radius = 1.0
+ssao_intensity = 1.0
+ssao_radius2 = 0.0
+ssao_intensity2 = 1.0
+ssao_bias = 0.01
+ssao_light_affect = 0.0
+ssao_color = Color( 0, 0, 0, 1 )
+ssao_blur = true
+dof_blur_far_enabled = false
+dof_blur_far_distance = 10.0
+dof_blur_far_transition = 5.0
+dof_blur_far_amount = 0.1
+dof_blur_far_quality = 1
+dof_blur_near_enabled = false
+dof_blur_near_distance = 2.0
+dof_blur_near_transition = 1.0
+dof_blur_near_amount = 0.1
+dof_blur_near_quality = 1
+glow_enabled = false
+glow_levels/1 = false
+glow_levels/2 = false
+glow_levels/3 = true
+glow_levels/4 = false
+glow_levels/5 = true
+glow_levels/6 = false
+glow_levels/7 = false
+glow_intensity = 0.8
+glow_strength = 1.0
+glow_bloom = 0.0
+glow_blend_mode = 2
+glow_hdr_treshold = 1.0
+glow_hdr_scale = 2.0
+glow_bicubic_upscale = false
+adjustment_enabled = false
+adjustment_brightness = 1.0
+adjustment_contrast = 1.0
+adjustment_saturation = 1.0
+

cpp/cpp_constructors/project.godot

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+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+; 
+; Format: 
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+
+[application]
+
+
+name="cpp_constructors"
+icon="res://icon.png"
+[rendering]
+viewport/default_environment="res://default_env.tres"

cpp/cpp_constructors/src/SConstruct

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+#!python
+import os
+
+env = Environment()
+
+if ARGUMENTS.get("use_llvm", "no") == "yes":
+    env["CXX"] = "clang++"
+
+
+platform = ARGUMENTS.get("p", "linux")
+
+
+def add_sources(sources, dir):
+    for f in os.listdir(dir):
+        if f.endswith(".cpp"):
+            sources.append(dir + "/" + f)
+
+if platform == "linux":
+    env.Append(CCFLAGS = ['-g','-O3', '-std=c++14', '-Wno-writable-strings'])
+    env.Append(LINKFLAGS = ['-Wl,-R,\'$$ORIGIN\''])
+
+env.Append(CPPPATH=['/usr/include/godot/', '/usr/include/godot/godot_cpp/', '/usr/include/godot/godot_cpp/core'])
+
+env.Append(LIBS=['godot_cpp_core', 'godot_cpp_bindings'])
+env.Append(LIBPATH=["../lib"])
+
+if platform == "windows":
+    env.Append(LIBS=['godot.windows.tools.64']) 
+
+sources = ["init.cpp"]
+
+
+
+library = env.SharedLibrary(target='../lib/test', source=sources)
+Default(library)
+

cpp/cpp_constructors/src/init.cpp

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+#include <Godot.hpp>
+
+#include <Reference.hpp>
+#include <Timer.hpp>
+#include <File.hpp>
+
+#include <Ref.hpp>
+
+
+#include <stdio.h>
+
+using namespace godot;
+
+class TestClass : public GodotScript<Reference> {
+	GODOT_CLASS(TestClass)
+
+	int count;
+
+public:
+
+	int test_method(const String s)
+	{
+		Godot::print(s);
+		count++;
+
+		Timer *t = new Timer;
+
+		t->set_wait_time(13.36 * count);
+
+		// sorry, no String::num() yet
+		char str[128];
+		snprintf(str, 128, "wait time: %f", t->get_wait_time());
+
+		Godot::print(String(str));
+
+		delete t;
+
+		// test Ref<T>
+		Ref<File> file = new File;
+
+		file->open("res://test.txt", File::WRITE);
+
+		file->close();
+
+		// ref should free the memory automatically
+		
+		
+		return count;
+	}
+	
+	static void _register_methods()
+	{
+		register_method("test_method", &TestClass::test_method);
+	}
+};
+
+GODOT_NATIVE_INIT(godot_native_init_options *options)
+{
+	register_class<TestClass>();
+}