Initial commit

1 files changed, 113 insertions, 0 deletions

diff --git a/Minecraft.Client/Cube.cpp b/Minecraft.Client/Cube.cpp
new file mode 100644
index 00000000..813a6959
--- /dev/null
+++ b/Minecraft.Client/Cube.cpp
@@ -0,0 +1,113 @@
+#include "stdafx.h"
+#include "Model.h"
+#include "ModelPart.h"
+#include "Cube.h"
+
+
+
+// 4J - added - helper function to set up vertex arrays
+VertexArray Cube::VertexArray4(Vertex *v0, Vertex *v1, Vertex *v2, Vertex *v3)
+{
+	VertexArray ret = VertexArray(4);
+	ret[0] = v0;
+	ret[1] = v1;
+	ret[2] = v2;
+	ret[3] = v3;
+
+	return ret;
+}
+
+//void Cube::addBox(float x0, float y0, float z0, int w, int h, int d, float g)
+Cube::Cube(ModelPart *modelPart, int xTexOffs, int yTexOffs, float x0, float y0, float z0, int w, int h, int d, float g, int faceMask /* = 63 */, bool bFlipPoly3UVs) :		// 4J - added faceMask, added bFlipPoly3UVs to reverse the uvs back so player skins display right
+	x0(x0),
+	y0(y0),
+	z0(z0),
+	x1(x0 + w),
+	y1(y0 + h),
+	z1(z0 + d)
+{
+// 	this->x0 = x0;
+// 	this->y0 = y0;
+// 	this->z0 = z0;
+// 	this->x1 = x0 + w;
+// 	this->y1 = y0 + h;
+// 	this->z1 = z0 + d;
+
+    vertices = VertexArray(8);
+    polygons = PolygonArray(6);
+
+    float x1 = x0 + w;
+    float y1 = y0 + h;
+    float z1 = z0 + d;
+
+    x0 -= g;
+    y0 -= g;
+    z0 -= g;
+    x1 += g;
+    y1 += g;
+    z1 += g;
+
+    if (modelPart->bMirror)
+	{
+        float tmp = x1;
+        x1 = x0;
+        x0 = tmp;
+    }
+
+    Vertex *u0 = new Vertex(x0, y0, z0, 0, 0);
+    Vertex *u1 = new Vertex(x1, y0, z0, 0, 8);
+    Vertex *u2 = new Vertex(x1, y1, z0, 8, 8);
+    Vertex *u3 = new Vertex(x0, y1, z0, 8, 0);
+		   
+    Vertex *l0 = new Vertex(x0, y0, z1, 0, 0);
+    Vertex *l1 = new Vertex(x1, y0, z1, 0, 8);
+    Vertex *l2 = new Vertex(x1, y1, z1, 8, 8);
+    Vertex *l3 = new Vertex(x0, y1, z1, 8, 0);
+
+    vertices[0] = u0;
+    vertices[1] = u1;
+    vertices[2] = u2;
+    vertices[3] = u3;
+    vertices[4] = l0;
+    vertices[5] = l1;
+    vertices[6] = l2;
+    vertices[7] = l3;
+
+	// 4J - added ability to mask individual faces
+	int faceCount = 0;
+    if( faceMask & 1 ) polygons[faceCount++] = new _Polygon(VertexArray4(l1, u1, u2, l2), xTexOffs + d + w, yTexOffs + d, xTexOffs + d + w + d, yTexOffs + d + h, modelPart->xTexSize, modelPart->yTexSize); // Right
+    if( faceMask & 2 ) polygons[faceCount++] = new _Polygon(VertexArray4(u0, l0, l3, u3), xTexOffs + 0, yTexOffs + d, xTexOffs + d, yTexOffs + d + h, modelPart->xTexSize, modelPart->yTexSize); // Left
+    if( faceMask & 4 ) polygons[faceCount++] = new _Polygon(VertexArray4(l1, l0, u0, u1), xTexOffs + d, yTexOffs + 0, xTexOffs + d + w, yTexOffs + d, modelPart->xTexSize, modelPart->yTexSize); // Up
+	if(bFlipPoly3UVs)
+	{
+		if( faceMask & 8 ) polygons[faceCount++] = new _Polygon(VertexArray4(u2, u3, l3, l2), xTexOffs + d + w, yTexOffs + 0, xTexOffs + d + w + w, yTexOffs + d, modelPart->xTexSize, modelPart->yTexSize); // Down
+	}
+	else
+	{
+    if( faceMask & 8 ) polygons[faceCount++] = new _Polygon(VertexArray4(u2, u3, l3, l2), xTexOffs + d + w, yTexOffs + d, xTexOffs + d + w + w, yTexOffs + 0, modelPart->xTexSize, modelPart->yTexSize); // Down
+	}
+    if( faceMask & 16 ) polygons[faceCount++] = new _Polygon(VertexArray4(u1, u0, u3, u2), xTexOffs + d, yTexOffs + d, xTexOffs + d + w, yTexOffs + d + h, modelPart->xTexSize, modelPart->yTexSize); // Front
+    if( faceMask & 32 ) polygons[faceCount++] = new _Polygon(VertexArray4(l0, l1, l2, l3), xTexOffs + d + w + d, yTexOffs + d, xTexOffs + d + w + d + w, yTexOffs + d + h, modelPart->xTexSize, modelPart->yTexSize); // Back
+	polygons.length = faceCount;
+
+    if (modelPart->bMirror)
+	{
+        for (unsigned int i = 0; i < polygons.length; i++)
+            polygons[i]->mirror();
+    }
+}
+
+
+void Cube::render(Tesselator *t,float scale)
+{
+	for (int i = 0; i < polygons.length; i++) 
+	{
+		polygons[i]->render(t, scale);
+	}
+}
+
+Cube *Cube::setId(const wstring &id) 
+{
+	this->id = id;
+	return this;
+}