void displayPerspFaceAdd(PixelImage* image, ObjScene* scene) {
if (image == 0 || scene == 0 || scene->object == 0) return;
image->clear(scene->getC1());
Matrix4 tr = scene->modelTr;
tr *= viewTrans(scene->camera);
Matrix4 persptr = perspTrans(scene->camera, image->getWidth(), image->getHeight());
Vector3 v0, v1, v2;
double ne = -scene->camera.near;
for (int f=0 ; f<scene->object->getFaceNum() ; ++f) {
v0 = scene->object->getTriangle0(f);
v1 = scene->object->getTriangle1(f);
v2 = scene->object->getTriangle2(f);
v0 *= tr; v1 *= tr; v2 *= tr;
if ((v0.z <= ne) && (v1.z <= ne) && (v2.z <= ne)) {
v0 *= persptr; v1 *= persptr; v2 *= persptr;
scanTriangle(image, v0, v1, v2, scene->getC2());
/*if (scene->renderContour()) {
DoubleColor cx = {1, 0, 0, 1};
Vector2 aaa(v0.x+xm/2, ym/2-v0.y);
Vector2 bbb(v1.x+xm/2, ym/2-v1.y);
Vector2 ccc(v2.x+xm/2, ym/2-v2.y);
d2d::Line lx; lx.beg = bbb; lx.end = ccc; lx.col = cx;
d2d::Line ly; ly.beg = aaa; ly.end = bbb; ly.col = cx;
d2d::Line lz; lz.beg = aaa; lz.end = ccc; lz.col = cx;
d2d::lineDotsAdapt(image, &lx, 1.0);
d2d::lineDotsAdapt(image, &ly, 1.0);
d2d::lineDotsAdapt(image, &lz, 1.0);
}
*/
}
}
if (scene->renderGizmo()) {
displayGizmo(image, tr);
}
}
void displayPerspHidden(PixelImage* image, ObjScene* scene) {
if (image == 0 || scene == 0 || scene->object == 0) return;
image->clear(scene->getC1());
int xm = image->getWidth();
int ym = image->getHeight();
double* zbuffer = new double[xm*ym];
for (int i=0 ; i<xm*ym ; ++i) zbuffer[i] = -DBL_MAX;
Matrix4 tr = scene->modelTr;
tr *= viewTrans(scene->camera);
Matrix4 persptr = perspTrans(scene->camera, image->getWidth(), image->getHeight());
Vector3 v0, v1, v2;
double ne = -scene->camera.near;
for (int f=0 ; f<scene->object->getFaceNum() ; ++f) {
v0 = scene->object->getTriangle0(f);
v1 = scene->object->getTriangle1(f);
v2 = scene->object->getTriangle2(f);
v0 *= tr; v1 *= tr; v2 *= tr;
if ((v0.z <= ne) && (v1.z <= ne) && (v2.z <= ne)) {
v0 *= persptr; v1 *= persptr; v2 *= persptr;
hiddenZTriangle(image, zbuffer, v0, v1, v2, scene->getC1(), scene->getC2());
}
}
delete[] zbuffer;
if (scene->renderGizmo()) {
displayGizmo(image, tr);
}
}
void MainCamera::update() {
perspTrans();
lookToTarget();
}
