void MeshViewer::trace( const RayGenCameraData& camera_data )
{
if (m_animation && GLUTDisplay::isBenchmark())
{
static float angleU = 0.0f, angleV = 0.0f, scale = 1.0f, dscale = 0.96f, backside = 0.0f;
static int phase = 0, accumed_frames = 0;
const float maxang = M_PIf * 0.2f;
const float rotvel = M_2_PIf*0.1f;
float3 c = m_aabb.center();
float3 e = camera_data.eye;
Matrix3x3 m = make_matrix3x3(Matrix4x4::rotate(angleV + backside, normalize(camera_data.V)) *
Matrix4x4::rotate(angleU, normalize(camera_data.U)) * Matrix4x4::scale(make_float3(scale, scale, scale)));
m_context["eye"]->setFloat( c-m*(c-e) );
m_context["U"]->setFloat( m*camera_data.U );
m_context["V"]->setFloat( m*camera_data.V );
m_context["W"]->setFloat( m*camera_data.W );
} else {
m_context["eye"]->setFloat( camera_data.eye );
m_context["U"]->setFloat( camera_data.U );
m_context["V"]->setFloat( camera_data.V );
m_context["W"]->setFloat( camera_data.W );
}
//Buffer buffer = m_context["output_buffer"]->getBuffer();
//RTsize buffer_width, buffer_height;
//buffer->getSize( buffer_width, buffer_height );
//float3 V = m_context["V"]->getFloat3();
//float pixel_size = V.y * (-(((0 / (float) HEIGHT) * 2.f) - ((1 / (float) HEIGHT) * 2.f)));
//m_context["pixel_size"]->setFloat(pixel_size);
//m_context->launch( 0, static_cast<unsigned int>(buffer_width), 1 );
Buffer buffer = m_context["output_buffer"]->getBuffer();
RTsize buffer_width, buffer_height;
buffer->getSize( buffer_width, buffer_height );
float3 V = m_context["V"]->getFloat3();
float pixel_size = V.y * (-(((0 / (float) HEIGHT) * 2.f) - ((1 / (float) HEIGHT) * 2.f)));
m_context["pixel_size"]->setFloat(pixel_size);
m_context->launch( 0, WIDTH, HEIGHT);
m_context->launch( 1, static_cast<unsigned int>(buffer_width), 1 );
}
Quaternion make_quaternion(const float4x4 &rot)
{
return make_quaternion(make_matrix3x3(rot));
}
