LVAL xsmake_rotation(V)
{
LVAL x, y, dx, dy, val;
double alpha=0.0;
int n, use_alpha = FALSE;
x = xlgetarg();
y = xlgetarg();
if (moreargs()) {
use_alpha = TRUE;
alpha = makefloat(xlgetarg());
}
xllastarg();
xlstkcheck(3);
xlsave(dx);
xlsave(dy);
xlsave(val);
dx = coerce_to_tvec(x, s_c_double);
dy = coerce_to_tvec(y, s_c_double);
n = gettvecsize(dx);
if (gettvecsize(dy) != n)
xlfail("sequences not the same length");
val = mktvec(n * n, s_c_double);
make_rotation(n, REDAT(val), REDAT(dx), REDAT(dy), use_alpha, alpha);
val = linalg2genmat(val, n, n, FALSE);
xlpopn(3);
return val;
}
int main(int argc, char **argv)
{
// TODO @user: Replace hard-coded values
int const frameWidthInPixels = 550;
int const frameHeightInPixels = 800;
double const aspectRatio = ( (double) frameWidthInPixels ) / frameHeightInPixels;
bool const shadowMapping = true;
// Set up the renderer
auto renderer = new Renderer( frameWidthInPixels, frameHeightInPixels, shadowMapping );
// Load an asvo from file.
std::string path( argv[ 0 ] );
int lastSlash = path.find_last_of( "\\" );
path.resize( lastSlash + 1 );
path.append( "../../content/" );
auto model = new Object3D( new BFSOctree
(
( path + "imrod.asvo" ).c_str(),
( path + "diffuse.raw" ).c_str(),
( path + "illum.raw" ).c_str(),
( path + "spec.raw" ).c_str(),
( path + "normal.raw" ).c_str()
),
true );
float3 rotAxis = make_float3( 1.f, 0.f, 0.f );
model->assignTransform( make_rotation( rotAxis, -1.5707f ) );
// Set up the light.
float3 lightPosition = make_float3( -1.f, -0.5f, 0.5f );
float lightDiffusePower = 0.8;
Light light( lightPosition, lightDiffusePower );
// Set up the camera.
float3 position = make_float3( 0.f, 25.f, -100.f );
float3 lookAt = make_float3( 0.f, 0.f, 0.f );
float fov = 1;
Camera camera( position, lookAt, fov, aspectRatio, 10, 200 );
// Initialize the GLUT framework.
if( ! Glue::init
(
argc, argv,
frameWidthInPixels, frameHeightInPixels,
renderer,
model,
light,
camera
))
{
return 1;
}
// Start the main render-and-update loop
Glue::startGlutMainLoop();
Glue::cleanUp();
return 0;
}