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/* Project Magic 2.0
Destroyer Studios LLC
Copyright © 1997-2004. All Rights Reserved.
SUBSYSTEM: Magic.exe
FILE: Selection.cpp
AUTHOR: John DiCamillo
OVERVIEW
========
Classes for rendering solid meshes of polygons
*/
#include "stdafx.h"
#include "Magic.h"
#include "Selection.h"
#include "ModelView.h"
#include "Projector.h"
#include "Solid.h"
#include "Scene.h"
#include "Bitmap.h"
#include <stdio.h>
// +--------------------------------------------------------------------+
Selection::Selection()
: model(0), model_view(0)
{
strcpy(name, "Selection");
}
// +--------------------------------------------------------------------+
Selection::~Selection()
{
}
// +--------------------------------------------------------------------+
void
Selection::Render(Video* video, DWORD flags)
{
if (video && flags == Graphic::RENDER_ALPHA) {
ListIter<Poly> iter = polys;
while (++iter) {
Poly* p = iter.value();
Vec3 vloc[16];
if (p->nverts >= 3) {
for (int i = 0; i < p->nverts; i++) {
int n = (i==p->nverts-1) ? 0 : i+1;
vloc[2*i+0] = loc + p->vertex_set->loc[ p->verts[i] ];
vloc[2*i+1] = loc + p->vertex_set->loc[ p->verts[n] ];
}
video->SetRenderState(Video::Z_ENABLE, FALSE);
video->DrawLines(p->nverts, vloc, Color(255,255,128));
}
}
if (model) {
for (int i = 0; i < verts.size(); i++) {
DWORD value = verts[i];
WORD index = (WORD) (value >> 16);
WORD vert = (WORD) (value & 0xffff);
if (index < model->NumSurfaces()) {
Surface* s = model->GetSurfaces()[index];
Vec3 v = loc + s->GetVertexSet()->loc[vert];
if (model_view) {
CPoint p = model_view->ProjectPoint(v);
float handle[16];
int x1 = p.x-1;
int y1 = p.y-1;
int x2 = p.x+1;
int y2 = p.y+1;
handle[ 0] = (float) x1;
handle[ 1] = (float) y1;
handle[ 2] = (float) x2;
handle[ 3] = (float) y1;
handle[ 4] = (float) x2;
handle[ 5] = (float) y1;
handle[ 6] = (float) x2;
handle[ 7] = (float) y2;
handle[ 8] = (float) x2;
handle[ 9] = (float) y2;
handle[10] = (float) x1;
handle[11] = (float) y2;
handle[12] = (float) x1;
handle[13] = (float) y2;
handle[14] = (float) x1;
handle[15] = (float) y1;
video->DrawScreenLines(4, handle, Color(255,255,128));
}
else {
Vec3 vloc[8];
vloc[0] = v + Vec3(-1.0f, -1.0f, 0.0f);
vloc[1] = v + Vec3( 1.0f, -1.0f, 0.0f);
vloc[2] = v + Vec3( 1.0f, -1.0f, 0.0f);
vloc[3] = v + Vec3( 1.0f, 1.0f, 0.0f);
vloc[4] = v + Vec3( 1.0f, 1.0f, 0.0f);
vloc[5] = v + Vec3(-1.0f, 1.0f, 0.0f);
vloc[6] = v + Vec3(-1.0f, 1.0f, 0.0f);
vloc[7] = v + Vec3(-1.0f, -1.0f, 0.0f);
video->SetRenderState(Video::Z_ENABLE, FALSE);
video->DrawLines(4, vloc, Color(255,255,128));
}
}
}
}
video->UseMaterial(0);
}
}
// +--------------------------------------------------------------------+
void
Selection::AddPoly(Poly* p)
{
if (!polys.contains(p))
polys.append(p);
}
void
Selection::RemovePoly(Poly* p)
{
polys.remove(p);
}
bool
Selection::Contains(Poly* p) const
{
return polys.contains(p);
}
void
Selection::AddVert(WORD s, WORD v)
{
DWORD value = (s << 16) | v;
if (!verts.contains(value))
verts.append(value);
}
void
Selection::RemoveVert(WORD s, WORD v)
{
DWORD value = (s << 16) | v;
verts.remove(value);
}
bool
Selection::Contains(WORD s, WORD v) const
{
DWORD value = (s << 16) | v;
return verts.contains(value);
}
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