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/*
render/render.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include <iostream>
#include <fstream>
#include <sstream>
#include <iomanip>
#include "auxiliary/functions.h"
#include "core/core.h"
#include "filesystem/filesystem.h"
#include "model/model.h"
#include "render/gl.h"
#include "render/state.h"
#include "render/dust.h"
#include "render/render.h"
#include "render/screenshot.h"
#include "render/textures.h"
#include "sys/sys.h"
namespace render {
model::VertexArray *vertexarray = 0;
core::Cvar *r_arraysize = 0;
core::Cvar *r_bbox = 0;
core::Cvar *r_grid = 0;
core::Cvar *r_radius = 0;
core::Cvar *r_sky = 0;
core::Cvar *r_wireframe = 0;
void func_list_textures(std::string const &args)
{
Textures::list();
}
void init(int width, int height)
{
con_print << "^BInitializing renderer..." << std::endl;
con_print << " renderer ^B" << gl::renderer() << std::endl;
con_print << " vendor ^B" << gl::vendor() << std::endl;
con_print << " version ^B" << gl::version() << std::endl;
// initialize render state
State::init(width, height);
Camera::init();
Textures::init();
Text::init();
Dust::init();
ParticleScript::init();
// size of the vertex array in megabytes
r_arraysize = core::Cvar::get("r_arraysize", 0.0f , core::Cvar::Archive);
r_arraysize->set_info("[int] size of the vertex array in Mb");
size_t mb = (size_t) r_arraysize->value();
if (mb < 4 * sizeof(float))
mb = 4 * sizeof(float);
if (mb > 256)
mb = 256;
(*r_arraysize) = (float) mb;
vertexarray = new model::VertexArray(mb);
// engine variables
r_radius = core::Cvar::get("r_radius", "0", core::Cvar::Archive);
r_radius->set_info("[bool] render entity radius");
r_wireframe = core::Cvar::get("r_wireframe", "0", core::Cvar::Archive);
r_wireframe->set_info("[bool] render wireframe");
r_grid = core::Cvar::get("r_grid", "0", core::Cvar::Archive);
r_grid->set_info("[bool] render the space grid");
r_bbox = core::Cvar::get("r_bbox", "0", core::Cvar::Archive);
r_bbox->set_info("[bool] render model bounding box");
r_sky = core::Cvar::get("r_sky", "1", core::Cvar::Archive);
r_sky->set_info("[bool] render the sky globe");
Screenshot::screenshotformat = core::Cvar::get("screenshotformat", "jpg", core::Cvar::Archive);
Screenshot::screenshotformat->set_info("[string] screenshot format: jpg png tga");
Screenshot::screenshotquality = core::Cvar::get("screenshotquality", "85", core::Cvar::Archive);
Screenshot::screenshotquality->set_info("[int] screenshot jpg quality");
// engine functions
core::Func *func = core::Func::add("list_textures", func_list_textures);
func->set_info("list loaded textures");
}
// unload game assets (zone change)
/* TODO RenderExt class containing render state */
void unload()
{
// clear zone sky textures
for (core::Zone::Registry::iterator it = core::Zone::registry().begin(); it != core::Zone::registry().end(); it++) {
core::Zone *zone = (*it).second;
if (zone->sky_texture()) {
render::Textures::unload(zone->sky_texture());
zone->set_sky_texture(0);
}
}
for (core::Entity::Registry::iterator it = core::Entity::registry().begin(); it != core::Entity::registry().end(); it++) {
core:: Entity *entity = (*it).second;
if (entity->type() == core::Entity::Globe) {
core::EntityGlobe *globe = static_cast<core::EntityGlobe *>(entity);
if (globe->render_texture) {
render::Textures::unload(globe->render_texture);
globe->render_texture = 0;
}
}
if (ext_render(entity)) {
delete ext_render(entity);
}
}
}
// clear all assets
void clear()
{
//con_debug << " clearing render data...\n";
// clear zone sky textures
for (core::Zone::Registry::iterator it = core::Zone::registry().begin(); it != core::Zone::registry().end(); it++) {
core::Zone *zone = (*it).second;
zone->set_sky_texture(0);
}
// clear entity models, and globe textures, this will force a reload
for (core::Entity::Registry::iterator it = core::Entity::registry().begin(); it != core::Entity::registry().end(); it++) {
core::Entity *entity = (*it).second;
if (entity->model())
entity->set_model(0);
if (entity->type() == core::Entity::Globe) {
core::EntityGlobe *globe = static_cast<core::EntityGlobe *>(entity);
globe->render_texture = 0;
}
if (ext_render(entity)) {
delete ext_render(entity);
}
}
// clear model refistry
model::Model::clear();
// clear particle system scripts
ParticleScript::clear();
// clear vertex array
delete vertexarray;
vertexarray = 0;
}
// reset render subsystem (module disconnect)
void reset()
{
clear();
State::clear();
Textures::shutdown();
Textures::init();
ParticleScript::init();
size_t mb = (size_t) r_arraysize->value();
if (mb < 4 * sizeof(float))
mb = 4 * sizeof(float);
if (mb > 256)
mb = 256;
(*r_arraysize) = (float) mb;
vertexarray = new model::VertexArray(mb);
Dust::reset();
}
void resize(int width, int height)
{
State::resize(width, height);
}
void shutdown()
{
con_print << "^BShutting down renderer..." << std::endl;
core::Func::remove("list_textures");
clear();
Text::shutdown();
Textures::shutdown();
Camera::shutdown();
Dust::shutdown();
State::shutdown();
}
} // namespace render
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