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Update MediaWiki page 'OB3'

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Protocol 2012-11-25 18:38:45 +00:00 committed by moparisthebest
parent 7be6c32c64
commit 5fd9283b96
1 changed files with 23 additions and 74 deletions
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OB3.mediawiki
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@ -4,82 +4,31 @@ Work in progress.
This page refers to .ob3, a custom format for 3D models created by Jagex. It is used by the RuneScape Classic engine. This page refers to .ob3, a custom format for 3D models created by Jagex. It is used by the RuneScape Classic engine.
<pre> <pre>
import util.Data; [Unsigned Short] vertex_count
[Unsigned Short] face_count
public class Ob3Model { for (int i = 0; i < vertex_count; i++)
public int faceCount; [Signed Short] vert_x
public int vertexCount; for (int i = 0; i < vertex_count; i++)
[Signed Short] vert_z
for (int i = 0; i < vertex_count; i++)
[Signed Short] vert_y
public int faceVertexCount[]; for (int i = 0; i < face_count; i++)
public int faceBack[]; [Unsigned Byte] face_vert_count
public int faceFront[]; for (int i = 0; i < face_count; i++)
public int verticesX[]; [Signed Short] face_back
public int verticesZ[]; for (int i = 0; i < face_count; i++)
public int verticesY[]; [Signed Short] face_front
for (int i = 0; i < face_count; i++)
[Unsigned Byte] Boolean. Gourad shading?
private static final int trigger = 0xbc614e; for (int i = 0; i < face_count; i++) {
for (int j = 0; j < face_vert_count[i]; j++) {
public Ob3Model(byte data[], int position) { if (vertex_count < 256)
int vertexCount = Data.readInt16(data, position); [Unsigned Byte] Unknown
position += 2; else
int faceCount = Data.readInt16(data, position); [Unsigned Short] Unknown
position += 2;
verticesX = new int[vertexCount];
verticesY = new int[vertexCount];
verticesZ = new int[vertexCount];
faceBack = new int[faceCount];
faceFront = new int[faceCount];
faceVertexCount = new int[faceCount];
for (int i = 0; i < vertexCount; i++) {
verticesX[i] = Data.readSignedInt16(data, position);
position += 2;
}
for (int i = 0; i < vertexCount; i++) {
verticesZ[i] = Data.readSignedInt16(data, position);
position += 2;
}
for (int i = 0; i < vertexCount; i++) {
verticesY[i] = Data.readSignedInt16(data, position);
position += 2;
}
for (int i = 0; i < faceCount; i++)
faceVertexCount[i] = data[position++] & 0xff;
for (int i = 0; i < faceCount; i++) {
faceBack[i] = Data.readSignedInt16(data, position);
position += 2;
if (faceBack[i] == 32767)
faceBack[i] = trigger;
}
for (int i = 0; i < faceCount; i++) {
faceFront[i] = Data.readSignedInt16(data, position);
position += 2;
if (faceFront[i] == 32767)
faceFront[i] = trigger;
}
position += faceCount - 1;
for (int i = 0; i < faceCount; i++) {
for (int j = 0; j < faceVertexCount[i]; j++) {
if (vertexCount < 256) {
position++;
} else {
Data.readInt16(data, position);
position += 2;
}
}
}
this.vertexCount = vertexCount;
this.faceCount = faceCount;
} }
}</pre> }</pre>