static void V(VertexP3fT2fC4b v)
{
FastColour AAA = FastColour.Unpack(v.Colour);
GL.Color4ub(AAA.R, AAA.G, AAA.B, AAA.A);
GL.TexCoord2f(v.U, v.V);
GL.Vertex3f(v.X, v.Y, v.Z);
}
public static void Make2DQuad(TextureRec xy, TextureRec uv,
VertexP3fT2fC4b[] vertices, ref int index)
{
float x1 = xy.U1, y1 = xy.V1, x2 = xy.U2, y2 = xy.V2;
#if USE_DX
x1 -= 0.5f; x2 -= 0.5f;
y1 -= 0.5f; y2 -= 0.5f;
#endif
vertices[index++] = new VertexP3fT2fC4b(x1, y1, 0, uv.U1, uv.V1, FastColour.White);
vertices[index++] = new VertexP3fT2fC4b(x2, y1, 0, uv.U2, uv.V1, FastColour.White);
vertices[index++] = new VertexP3fT2fC4b(x2, y2, 0, uv.U2, uv.V2, FastColour.White);
vertices[index++] = new VertexP3fT2fC4b(x1, y2, 0, uv.U1, uv.V2, FastColour.White);
}
public static void Make2DQuad(ref Texture tex, int col,
VertexP3fT2fC4b[] vertices, ref int index)
{
float x1 = tex.X, y1 = tex.Y, x2 = tex.X + tex.Width, y2 = tex.Y + tex.Height;
#if USE_DX
// NOTE: see "https://msdn.microsoft.com/en-us/library/windows/desktop/bb219690(v=vs.85).aspx",
// i.e. the msdn article called "Directly Mapping Texels to Pixels (Direct3D 9)" for why we have to do this.
x1 -= 0.5f; x2 -= 0.5f;
y1 -= 0.5f; y2 -= 0.5f;
#endif
vertices[index++] = new VertexP3fT2fC4b(x1, y1, 0, tex.U1, tex.V1, col);
vertices[index++] = new VertexP3fT2fC4b(x2, y1, 0, tex.U2, tex.V1, col);
vertices[index++] = new VertexP3fT2fC4b(x2, y2, 0, tex.U2, tex.V2, col);
vertices[index++] = new VertexP3fT2fC4b(x1, y2, 0, tex.U1, tex.V2, col);
}
public virtual void Draw2DTexture(ref Texture tex, FastColour col)
{
float x1 = tex.X1, y1 = tex.Y1, x2 = tex.X2, y2 = tex.Y2;
#if USE_DX
// NOTE: see "https://msdn.microsoft.com/en-us/library/windows/desktop/bb219690(v=vs.85).aspx",
// i.e. the msdn article called "Directly Mapping Texels to Pixels (Direct3D 9)" for why we have to do this.
x1 -= 0.5f; x2 -= 0.5f;
y1 -= 0.5f; y2 -= 0.5f;
#endif
texVerts[0] = new VertexP3fT2fC4b(x1, y1, 0, tex.U1, tex.V1, col);
texVerts[1] = new VertexP3fT2fC4b(x2, y1, 0, tex.U2, tex.V1, col);
texVerts[2] = new VertexP3fT2fC4b(x2, y2, 0, tex.U2, tex.V2, col);
texVerts[3] = new VertexP3fT2fC4b(x1, y2, 0, tex.U1, tex.V2, col);
SetBatchFormat(VertexFormat.P3fT2fC4b);
UpdateDynamicIndexedVb(DrawMode.Triangles, texVb, texVerts, 4, 6);
}
static void V(VertexP3fT2fC4b v)
{
GL.Color4ub(v.Col.R, v.Col.G, v.Col.B, v.Col.A);
GL.TexCoord2f(v.U, v.V);
GL.Vertex3f(v.X, v.Y, v.Z);
}
