public override void DrawSpriteModel(BaseTexture texture, mspriteframe_t frame, Vector3 up, Vector3 right, Vector3 origin)
{
GL.Color3(1f, 1, 1);
this.Device.DisableMultitexture( );
GL.Enable(EnableCap.Texture2D);
texture.Bind( );
GL.Enable(EnableCap.AlphaTest);
GL.Begin(PrimitiveType.Quads);
GL.TexCoord2(0f, 1);
var point = origin + up * frame.down + right * frame.left;
GL.Vertex3(point.X, point.Y, point.Z);
GL.TexCoord2(0f, 0);
point = origin + up * frame.up + right * frame.left;
GL.Vertex3(point.X, point.Y, point.Z);
GL.TexCoord2(1f, 0);
point = origin + up * frame.up + right * frame.right;
GL.Vertex3(point.X, point.Y, point.Z);
GL.TexCoord2(1f, 1);
point = origin + up * frame.down + right * frame.right;
GL.Vertex3(point.X, point.Y, point.Z);
GL.End( );
GL.Disable(EnableCap.Texture2D);
GL.Disable(EnableCap.AlphaTest);
}
/// <summary>
///
/// </summary>
/// <returns>Offset of next data block</returns>
private Int32 LoadSpriteFrame(ByteArraySegment pin, out Object ppframe, Int32 framenum, Func <String, ByteArraySegment, Int32, Int32, Int32> onLoadSpriteTexture)
{
var pinframe = Utilities.BytesToStructure <dspriteframe_t>(pin.Data, pin.StartIndex);
var width = EndianHelper.LittleLong(pinframe.width);
var height = EndianHelper.LittleLong(pinframe.height);
var size = width * height;
var pspriteframe = new mspriteframe_t( );
ppframe = pspriteframe;
pspriteframe.width = width;
pspriteframe.height = height;
var orgx = EndianHelper.LittleLong(pinframe.origin[0]);
var orgy = EndianHelper.LittleLong(pinframe.origin[1]);
pspriteframe.up = orgy; // origin[1];
pspriteframe.down = orgy - height;
pspriteframe.left = orgx; // origin[0];
pspriteframe.right = width + orgx; // origin[0];
var name = Name + "_" + framenum.ToString( );
var index = onLoadSpriteTexture(name, new ByteArraySegment(pin.Data, pin.StartIndex + dspriteframe_t.SizeInBytes), width, height);
pspriteframe.gl_texturenum = index;
return(pin.StartIndex + dspriteframe_t.SizeInBytes + size);
}
public static void R_DrawSpriteModel(entity_t e)
{
// don't even bother culling, because it's just a single
// polygon without a surface cache
mspriteframe_t frame = R_GetSpriteFrame(e);
msprite_t psprite = (msprite_t)e.model.cache.data;
Vector3 v_forward, right, up;
if (psprite.type == q_shared.SPR_ORIENTED)
{
// bullet marks on walls
Mathlib.AngleVectors(ref e.angles, out v_forward, out right, out up); // Uze: changed from _CurrentEntity to e
}
else
{ // normal sprite
up = vup; // vup;
right = vright; // vright;
}
GL.Color3(1f, 1, 1);
GL_DisableMultitexture();
GL_Bind(frame.gl_texturenum);
GL.Enable(EnableCap.AlphaTest);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0f, 1);
Vector3 point = e.origin + up * frame.down + right * frame.left;
GL.Vertex3(point);
GL.TexCoord2(0f, 0);
point = e.origin + up * frame.up + right * frame.left;
GL.Vertex3(point);
GL.TexCoord2(1f, 0);
point = e.origin + up * frame.up + right * frame.right;
GL.Vertex3(point);
GL.TexCoord2(1f, 1);
point = e.origin + up * frame.down + right * frame.right;
GL.Vertex3(point);
GL.End();
GL.Disable(EnableCap.AlphaTest);
}
public virtual void DrawSpriteModel(BaseTexture texture, mspriteframe_t frame, Vector3 up, Vector3 right, Vector3 origin)
{
throw new NotImplementedException( );
}
//=============================================================================
/*
=================
Mod_LoadSpriteFrame
=================
*/
static void Mod_LoadSpriteFrame(bspfile.ByteBuffer pin, ref object ppframe)
{
dspriteframe_t pinframe;
mspriteframe_t pspriteframe;
int width, height, size;
int[] origin = new int[2];
pinframe = (dspriteframe_t)pin;
width = pinframe.width;
height = pinframe.height;
size = width * height;
pspriteframe = new mspriteframe_t();
pspriteframe.pixels = new byte[size*render.r_pixbytes];
ppframe = pspriteframe;
pspriteframe.width = width;
pspriteframe.height = height;
origin[0] = pinframe.origin[0];
origin[1] = pinframe.origin[1];
pspriteframe.up = origin[1];
pspriteframe.down = origin[1] - height;
pspriteframe.left = origin[0];
pspriteframe.right = width + origin[0];
if (render.r_pixbytes == 1)
{
pin.ofs += sizeof_dspriteframe_t;
for(int kk = 0; kk < size; kk++)
pspriteframe.pixels[kk] = pin.buffer[pin.ofs + kk];
}
else if (render.r_pixbytes == 2)
{
}
else
{
sys_linux.Sys_Error ("Mod_LoadSpriteFrame: driver set invalid r_pixbytes: " + render.r_pixbytes + "\n");
}
pin.ofs += size;
}
