void keyboard(unsigned char key)
{
if(key == 'r')
options.session->reset(session_buffer_params(), options.session_params.samples);
else if(key == 27) // escape
options.session->progress.set_cancel("Cancelled");
}
static void motion(int x, int y, int button)
{
if(options.interactive) {
Transform matrix = options.session->scene->camera->matrix;
/* Translate */
if(button == 0) {
float3 translate = make_float3(x * 0.01f, -(y * 0.01f), 0.0f);
matrix = matrix * transform_translate(translate);
}
/* Rotate */
else if(button == 2) {
float4 r1 = make_float4((float)x * 0.1f, 0.0f, 1.0f, 0.0f);
matrix = matrix * transform_rotate(DEG2RADF(r1.x), make_float3(r1.y, r1.z, r1.w));
float4 r2 = make_float4(y * 0.1f, 1.0f, 0.0f, 0.0f);
matrix = matrix * transform_rotate(DEG2RADF(r2.x), make_float3(r2.y, r2.z, r2.w));
}
/* Update and Reset */
options.session->scene->camera->matrix = matrix;
options.session->scene->camera->need_update = true;
options.session->scene->camera->need_device_update = true;
options.session->reset(session_buffer_params(), options.session_params.samples);
}
}
static void keyboard(unsigned char key)
{
/* Toggle help */
if(key == 'h')
options.show_help = !(options.show_help);
/* Reset */
else if(key == 'r')
options.session->reset(session_buffer_params(), options.session_params.samples);
/* Cancel */
else if(key == 27) // escape
options.session->progress.set_cancel("Canceled");
/* Pause */
else if(key == 'p') {
options.pause = !options.pause;
options.session->set_pause(options.pause);
}
/* Interactive Mode */
else if(key == 'i')
options.interactive = !(options.interactive);
else if(options.interactive && (key == 'w' || key == 'a' || key == 's' || key == 'd')) {
Transform matrix = options.session->scene->camera->matrix;
float3 translate;
if(key == 'w')
translate = make_float3(0.0f, 0.0f, 0.1f);
else if(key == 's')
translate = make_float3(0.0f, 0.0f, -0.1f);
else if(key == 'a')
translate = make_float3(-0.1f, 0.0f, 0.0f);
else if(key == 'd')
translate = make_float3(0.1f, 0.0f, 0.0f);
matrix = matrix * transform_translate(translate);
/* Update and Reset */
options.session->scene->camera->matrix = matrix;
options.session->scene->camera->need_update = true;
options.session->scene->camera->need_device_update = true;
options.session->reset(session_buffer_params(), options.session_params.samples);
}
}
static void display()
{
static DeviceDrawParams draw_params = DeviceDrawParams();
options.session->draw(session_buffer_params(), draw_params);
display_info(options.session->progress);
}
static void resize(int width, int height)
{
options.width = width;
options.height = height;
if(options.session)
options.session->reset(session_buffer_params(), options.session_params.samples);
}
static void session_init()
{
options.session = new Session(options.session_params);
options.session->reset(session_buffer_params(), options.session_params.samples);
options.session->scene = options.scene;
if(options.session_params.background && !options.quiet)
options.session->progress.set_update_callback(function_bind(&session_print_status));
else
options.session->progress.set_update_callback(function_bind(&view_redraw));
options.session->start();
options.scene = NULL;
}
static void resize(int width, int height)
{
options.width = width;
options.height = height;
if(options.session) {
/* Update camera */
options.session->scene->camera->width = width;
options.session->scene->camera->height = height;
options.session->scene->camera->compute_auto_viewplane();
options.session->scene->camera->need_update = true;
options.session->scene->camera->need_device_update = true;
options.session->reset(session_buffer_params(), options.session_params.samples);
}
}
static void keyboard(unsigned char key)
{
/* Toggle help */
if(key == 'h')
options.show_help = !(options.show_help);
/* Reset */
else if(key == 'r')
options.session->reset(session_buffer_params(), options.session_params.samples);
/* Cancel */
else if(key == 27) // escape
options.session->progress.set_cancel("Canceled");
/* Pause */
else if(key == 'p') {
options.pause = !options.pause;
options.session->set_pause(options.pause);
}
/* Interactive Mode */
else if(key == 'i')
options.interactive = !(options.interactive);
/* Navigation */
else if(options.interactive && (key == 'w' || key == 'a' || key == 's' || key == 'd')) {
Transform matrix = options.session->scene->camera->matrix;
float3 translate;
if(key == 'w')
translate = make_float3(0.0f, 0.0f, 0.1f);
else if(key == 's')
translate = make_float3(0.0f, 0.0f, -0.1f);
else if(key == 'a')
translate = make_float3(-0.1f, 0.0f, 0.0f);
else if(key == 'd')
translate = make_float3(0.1f, 0.0f, 0.0f);
matrix = matrix * transform_translate(translate);
/* Update and Reset */
options.session->scene->camera->matrix = matrix;
options.session->scene->camera->need_update = true;
options.session->scene->camera->need_device_update = true;
options.session->reset(session_buffer_params(), options.session_params.samples);
}
/* Set Max Bounces */
else if(options.interactive && (key == '0' || key == '1' || key == '2' || key == '3')) {
int bounce;
switch(key) {
case '0': bounce = 0; break;
case '1': bounce = 1; break;
case '2': bounce = 2; break;
case '3': bounce = 3; break;
default: bounce = 0; break;
}
options.session->scene->integrator->max_bounce = bounce;
/* Update and Reset */
options.session->scene->integrator->need_update = true;
options.session->reset(session_buffer_params(), options.session_params.samples);
}
}
static void display()
{
options.session->draw(session_buffer_params());
display_info(options.session->progress);
}
