godot/tests/test_render.cpp
2021-06-03 07:30:01 -04:00

237 lines
8.1 KiB
C++

/*************************************************************************/
/* test_render.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "test_render.h"
#include "core/math/convex_hull.h"
#include "core/math/math_funcs.h"
#include "core/os/keyboard.h"
#include "core/os/main_loop.h"
#include "core/os/os.h"
#include "core/string/print_string.h"
#include "servers/display_server.h"
#include "servers/rendering_server.h"
#define OBJECT_COUNT 50
namespace TestRender {
class TestMainLoop : public MainLoop {
RID test_cube;
RID instance;
RID camera;
RID viewport;
RID light;
RID scenario;
struct InstanceInfo {
RID instance;
Transform3D base;
Vector3 rot_axis;
};
List<InstanceInfo> instances;
float ofs;
bool quit;
protected:
public:
virtual void input_event(const Ref<InputEvent> &p_event) {
if (p_event->is_pressed()) {
quit = true;
}
}
virtual void init() {
print_line("INITIALIZING TEST RENDER");
RenderingServer *vs = RenderingServer::get_singleton();
test_cube = vs->get_test_cube();
scenario = vs->scenario_create();
Vector<Vector3> vts;
/*
Vector<Plane> sp = Geometry3D::build_sphere_planes(2,5,5);
Geometry3D::MeshData md2 = Geometry3D::build_convex_mesh(sp);
vts=md2.vertices;
*/
/*
static const int s = 20;
for(int i=0;i<s;i++) {
Basis rot(Vector3(0,1,0),i*Math_PI/s);
for(int j=0;j<s;j++) {
Vector3 v;
v.x=Math::sin(j*Math_PI*2/s);
v.y=Math::cos(j*Math_PI*2/s);
vts.push_back( rot.xform(v*2 ) );
}
}*/
/*for(int i=0;i<100;i++) {
vts.push_back( Vector3(Math::randf()*2-1.0,Math::randf()*2-1.0,Math::randf()*2-1.0).normalized()*2);
}*/
/*
vts.push_back(Vector3(0,0,1));
vts.push_back(Vector3(0,0,-1));
vts.push_back(Vector3(0,1,0));
vts.push_back(Vector3(0,-1,0));
vts.push_back(Vector3(1,0,0));
vts.push_back(Vector3(-1,0,0));*/
vts.push_back(Vector3(1, 1, 1));
vts.push_back(Vector3(1, -1, 1));
vts.push_back(Vector3(-1, 1, 1));
vts.push_back(Vector3(-1, -1, 1));
vts.push_back(Vector3(1, 1, -1));
vts.push_back(Vector3(1, -1, -1));
vts.push_back(Vector3(-1, 1, -1));
vts.push_back(Vector3(-1, -1, -1));
Geometry3D::MeshData md;
Error err = ConvexHullComputer::convex_hull(vts, md);
print_line("ERR: " + itos(err));
test_cube = vs->mesh_create();
vs->mesh_add_surface_from_mesh_data(test_cube, md);
//vs->scenario_set_debug(scenario,RS::SCENARIO_DEBUG_WIREFRAME);
/*
RID sm = vs->shader_create();
//vs->shader_set_fragment_code(sm,"OUT_ALPHA=mod(TIME,1);");
//vs->shader_set_vertex_code(sm,"OUT_VERTEX=IN_VERTEX*mod(TIME,1);");
vs->shader_set_fragment_code(sm,"OUT_DIFFUSE=vec3(1,0,1);OUT_GLOW=abs(sin(TIME));");
RID tcmat = vs->mesh_surface_get_material(test_cube,0);
vs->material_set_shader(tcmat,sm);
*/
List<String> cmdline = OS::get_singleton()->get_cmdline_args();
int object_count = OBJECT_COUNT;
if (cmdline.size() > 0 && cmdline[cmdline.size() - 1].to_int()) {
object_count = cmdline[cmdline.size() - 1].to_int();
};
for (int i = 0; i < object_count; i++) {
InstanceInfo ii;
ii.instance = vs->instance_create2(test_cube, scenario);
ii.base.translate(Math::random(-20, 20), Math::random(-20, 20), Math::random(-20, 18));
ii.base.rotate(Vector3(0, 1, 0), Math::randf() * Math_PI);
ii.base.rotate(Vector3(1, 0, 0), Math::randf() * Math_PI);
vs->instance_set_transform(ii.instance, ii.base);
ii.rot_axis = Vector3(Math::random(-1, 1), Math::random(-1, 1), Math::random(-1, 1)).normalized();
instances.push_back(ii);
}
camera = vs->camera_create();
// vs->camera_set_perspective( camera, 60.0,0.1, 100.0 );
viewport = vs->viewport_create();
Size2i screen_size = DisplayServer::get_singleton()->window_get_size();
vs->viewport_set_size(viewport, screen_size.x, screen_size.y);
vs->viewport_attach_to_screen(viewport, Rect2(Vector2(), screen_size));
vs->viewport_set_active(viewport, true);
vs->viewport_attach_camera(viewport, camera);
vs->viewport_set_scenario(viewport, scenario);
vs->camera_set_transform(camera, Transform3D(Basis(), Vector3(0, 3, 30)));
vs->camera_set_perspective(camera, 60, 0.1, 1000);
/*
RID lightaux = vs->light_create( RenderingServer::LIGHT_OMNI );
vs->light_set_var( lightaux, RenderingServer::LIGHT_VAR_RADIUS, 80 );
vs->light_set_var( lightaux, RenderingServer::LIGHT_VAR_ATTENUATION, 1 );
vs->light_set_var( lightaux, RenderingServer::LIGHT_VAR_ENERGY, 1.5 );
light = vs->instance_create( lightaux );
*/
RID lightaux;
lightaux = vs->directional_light_create();
//vs->light_set_color( lightaux, RenderingServer::LIGHT_COLOR_AMBIENT, Color(0.0,0.0,0.0) );
vs->light_set_color(lightaux, Color(1.0, 1.0, 1.0));
//vs->light_set_shadow( lightaux, true );
light = vs->instance_create2(lightaux, scenario);
Transform3D lla;
//lla.set_look_at(Vector3(),Vector3(1, -1, 1));
lla.set_look_at(Vector3(), Vector3(0.0, -0.836026, -0.548690));
vs->instance_set_transform(light, lla);
lightaux = vs->omni_light_create();
//vs->light_set_color( lightaux, RenderingServer::LIGHT_COLOR_AMBIENT, Color(0.0,0.0,1.0) );
vs->light_set_color(lightaux, Color(1.0, 1.0, 0.0));
vs->light_set_param(lightaux, RenderingServer::LIGHT_PARAM_RANGE, 4);
vs->light_set_param(lightaux, RenderingServer::LIGHT_PARAM_ENERGY, 8);
//vs->light_set_shadow( lightaux, true );
//light = vs->instance_create( lightaux );
ofs = 0;
quit = false;
}
virtual bool iteration(float p_time) {
RenderingServer *vs = RenderingServer::get_singleton();
//Transform3D t;
//t.rotate(Vector3(0, 1, 0), ofs);
//t.translate(Vector3(0,0,20 ));
//vs->camera_set_transform(camera, t);
ofs += p_time * 0.05;
//return quit;
for (List<InstanceInfo>::Element *E = instances.front(); E; E = E->next()) {
Transform3D pre(Basis(E->get().rot_axis, ofs), Vector3());
vs->instance_set_transform(E->get().instance, pre * E->get().base);
/*
if( !E->next() ) {
vs->free( E->get().instance );
instances.erase(E );
}*/
}
return quit;
}
virtual bool idle(float p_time) {
return quit;
}
virtual void finish() {
}
};
MainLoop *test() {
return memnew(TestMainLoop);
}
} // namespace TestRender