X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2FMoof%2FAabb.cc;h=17ce66312e4888a6a51dfed6e6654e0319aa00a7;hp=d81c971f78947d61a0df5d5b0de4344c46f93b16;hb=c9e20ac06383b20ceb5404c9237e319c2e90d157;hpb=493ddb59a8620b49dfa0ff62ce93395ebfd02e86

diff --git a/src/Moof/Aabb.cc b/src/Moof/Aabb.cc
index d81c971..17ce663 100644
--- a/src/Moof/Aabb.cc
+++ b/src/Moof/Aabb.cc
@@ -26,13 +26,92 @@
 
 *******************************************************************************/
 
-#include <Moof/Aabb.hh>
-#include <Moof/Camera.hh>
+#include "Aabb.hh"
+#include "Frustum.hh"
+#include "OpenGL.hh"
+#include "Texture.hh"
 
 
 namespace Mf {
 
 
+void Aabb::getOctant(Aabb& octant, int num) const
+{
+	Vector3 mid = getCenter();
+
+	switch (num)
+	{
+		case 0:
+			octant.init(Vector3(min[0], min[1], mid[2]),
+						Vector3(mid[0], mid[1], max[2]));
+			break;
+
+		case 1:
+			octant.init(Vector3(mid[0], min[1], mid[2]),
+						Vector3(max[0], mid[1], max[2]));
+			break;
+
+		case 2:
+			octant.init(mid, max);
+			break;
+
+		case 3:
+			octant.init(Vector3(min[0], mid[1], mid[2]),
+						Vector3(mid[0], max[1], max[2]));
+			break;
+
+		case 4:
+			octant.init(min, mid);
+			break;
+
+		case 5:
+			octant.init(Vector3(mid[0], min[1], min[2]),
+						Vector3(max[0], mid[1], mid[2]));
+			break;
+
+		case 6:
+			octant.init(Vector3(mid[0], mid[1], min[2]),
+						Vector3(max[0], max[1], mid[2]));
+			break;
+
+		case 7:
+			octant.init(Vector3(min[0], mid[1], min[2]),
+						Vector3(mid[0], max[1], mid[2]));
+			break;
+	}
+}
+
+
+void Aabb::getCorners(Vector3 corners[8]) const
+{
+	corners[0][0] = min[0]; corners[0][1] = min[1]; corners[0][2] = max[2];
+	corners[1][0] = max[0]; corners[1][1] = min[1]; corners[1][2] = max[2];
+	corners[2][0] = max[0]; corners[2][1] = max[1]; corners[2][2] = max[2];
+	corners[3][0] = min[0]; corners[3][1] = max[1]; corners[3][2] = max[2];
+	corners[4][0] = min[0]; corners[4][1] = min[1]; corners[4][2] = min[2];
+	corners[5][0] = max[0]; corners[5][1] = min[1]; corners[5][2] = min[2];
+	corners[6][0] = max[0]; corners[6][1] = max[1]; corners[6][2] = min[2];
+	corners[7][0] = min[0]; corners[7][1] = max[1]; corners[7][2] = min[2];
+}
+
+
+void Aabb::encloseVertices(const Vector3 vertices[], unsigned count)
+{
+	min = vertices[0];
+	max = vertices[0];
+
+	for (unsigned i = 1; i < count; ++i)
+	{
+		if (vertices[i][0] < min[0]) min[0] = vertices[i][0];
+		if (vertices[i][0] > max[0]) max[0] = vertices[i][0];
+		if (vertices[i][1] < min[1]) min[1] = vertices[i][1];
+		if (vertices[i][1] > max[1]) max[1] = vertices[i][1];
+		if (vertices[i][2] < min[2]) min[2] = vertices[i][2];
+		if (vertices[i][2] > max[2]) max[2] = vertices[i][2];
+	}
+}
+
+
 void Aabb::draw(Scalar alpha) const
 {
 	Scalar vertices[] = {min[0], min[1], min[2],
@@ -52,14 +131,23 @@ void Aabb::draw(Scalar alpha) const
 						 4, 5, 6, 7};
 
 	glEnableClientState(GL_VERTEX_ARRAY);
+	glDisableClientState(GL_TEXTURE_COORD_ARRAY);
 	glVertexPointer(3, GL_SCALAR, 0, vertices);
 
+	glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+	Texture::resetBind();
+
 	glDrawElements(GL_QUADS, sizeof(indices), GL_UNSIGNED_BYTE, indices);
+
+	glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+	//glDisableClientState(GL_VERTEX_ARRAY);
+
+	glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 }
 
-bool Aabb::isVisible(const Camera& cam) const
+bool Aabb::isVisible(const Frustum& frustum) const
 {
-	return cam.getFrustum().checkAabb(*this);
+	return frustum.contains(*this);
 }