the whole game

src/client/model/geom/Polygon.cpp

@@ -0,0 +1,55 @@
+#include "Polygon.h"
+#include "../../renderer/Tesselator.h"
+#include "../../../world/phys/Vec3.h"
+
+PolygonQuad::PolygonQuad(VertexPT* v0, VertexPT* v1, VertexPT* v2, VertexPT* v3)
+:	_flipNormal(false)
+{
+	vertices[0] = *v0;
+	vertices[1] = *v1;
+	vertices[2] = *v2;
+	vertices[3] = *v3;
+}
+
+PolygonQuad::PolygonQuad(	VertexPT* v0, VertexPT* v1, VertexPT* v2, VertexPT* v3,
+					int uu0, int vv0, int uu1, int vv1)
+:	_flipNormal(false)
+{
+	const float us = -0.002f / 64.0f;//0.1f / 64.0f;
+	const float vs = -0.002f / 32.0f;//0.1f / 32.0f;
+	vertices[0] = v0->remap(uu1 / 64.0f - us, vv0 / 32.0f + vs);
+	vertices[1] = v1->remap(uu0 / 64.0f + us, vv0 / 32.0f + vs);
+	vertices[2] = v2->remap(uu0 / 64.0f + us, vv1 / 32.0f - vs);
+	vertices[3] = v3->remap(uu1 / 64.0f - us, vv1 / 32.0f - vs);
+}
+
+PolygonQuad::PolygonQuad(	VertexPT* v0, VertexPT* v1, VertexPT* v2, VertexPT* v3,
+					float uu0, float vv0, float uu1, float vv1)
+:	_flipNormal(false)
+{
+	vertices[0] = v0->remap(uu1, vv0);
+	vertices[1] = v1->remap(uu0, vv0);
+	vertices[2] = v2->remap(uu0, vv1);
+	vertices[3] = v3->remap(uu1, vv1);
+}
+
+void PolygonQuad::mirror() {
+	for (int i = 0; i < VERTEX_COUNT / 2; ++i) {
+		const int j = VERTEX_COUNT - i - 1;
+		VertexPT tmp = vertices[i];
+		vertices[i] = vertices[j];
+		vertices[j] = tmp;
+	}
+}
+
+void PolygonQuad::render(Tesselator& t, float scale, int vboId /* = -1 */) {
+	for (int i = 0; i < 4; i++) {
+		VertexPT& v = vertices[i];
+		t.vertexUV(v.pos.x * scale, v.pos.y * scale, v.pos.z * scale, v.u, v.v);
+	}
+}
+
+PolygonQuad* PolygonQuad::flipNormal() {
+	_flipNormal = true;
+	return this;
+}