public static void glVertex3f(T x, T y, T z)
{
IVector <T> WorldPoint = MatrixFactory <T> .CreateVector3D(x, y, z);
WorldPoint = m_CurAccumulatedMatrix.TransformVector(WorldPoint);
T OneOverZ = M.One <T>().Divide(WorldPoint[2]);
WorldPoint[0] = WorldPoint[0].Multiply(OneOverZ).Add(1).Multiply(s_GLViewport.X2 * .5f).Add(s_GLViewport.X1);
WorldPoint[1] = WorldPoint[1].Multiply(OneOverZ).Add(1).Multiply(s_GLViewport.Y2 * .5f).Add(s_GLViewport.Y1);
m_pVertexCache[m_NumCachedVertex].m_Position = WorldPoint;
m_pVertexCache[m_NumCachedVertex].m_Color = m_LastSetColor;
m_pVertexCache[m_NumCachedVertex].m_Normal = m_LastSetNormal;
m_pVertexCache[m_NumCachedVertex].m_TextureCoordinate = m_LastSetTextureCoordinate;
m_NumCachedVertex++;
//double Dilation = 0;
T Dilation = M.New <T>(.175);
switch (s_BeginMode)
{
/*
* case GL_POINTS:
* {
* RenderLine(m_pVertexCache[0].m_Position, m_pVertexCache[0].m_Position, m_LastSetColor);
* m_NumCachedVertex3fs = 0;
* }
* break;
*
* case LINES:
* {
* if(m_NumCachedVertex3fs == 2)
* {
* // <WIP> use both vertex colors LBB [1/14/2002]
* RenderLine(m_pVertexCache[0].m_Position, m_pVertexCache[1].m_Position, m_pVertexCache[0].m_Color);
* m_NumCachedVertex3fs = 0;
* }
* }
* break;
*/
case GL_TRIANGLES:
if (m_NumCachedVertex == 3)
{
IVector <T> Winding = VectorUtilities <T> .Cross(
m_pVertexCache[1].m_Position.Subtract(m_pVertexCache[0].m_Position),
m_pVertexCache[2].m_Position.Subtract(m_pVertexCache[0].m_Position));
if (Winding[2].GreaterThan(0))
{
s_GouraudSpanGen.Colors(m_pVertexCache[0].m_Color,
m_pVertexCache[1].m_Color,
m_pVertexCache[2].m_Color);
s_GouraudSpanGen.Triangle(m_pVertexCache[0].m_Position[0], m_pVertexCache[0].m_Position[1],
m_pVertexCache[1].m_Position[0], m_pVertexCache[1].m_Position[1],
m_pVertexCache[2].m_Position[0], m_pVertexCache[2].m_Position[1], Dilation);
s_Rasterizer.AddPath(s_GouraudSpanGen);
//s_Rasterizer.gamma(new gamma_linear(0.0, 0.809));
//renderer_scanlines.render_scanlines_aa_solid(ras, sl, ren_base, m_pVertexCache[0].m_Color.Get_rgba8());
Renderer <T> .GenerateAndRender(s_Rasterizer, s_ScanlineUnpacked, s_ClippingPixelFormatProxy, s_SpanAllocator, s_GouraudSpanGen);
}
m_NumCachedVertex = 0;
}
break;
case GL_QUADS:
if (m_NumCachedVertex == 4)
{
IVector <T> Winding = VectorUtilities <T> .Cross(
m_pVertexCache[1].m_Position.Subtract(m_pVertexCache[0].m_Position),
m_pVertexCache[2].m_Position.Subtract(m_pVertexCache[0].m_Position));
if (Winding[2].GreaterThan(0))
{
switch (s_ShadeModel)
{
case GL_FLAT:
// this can be faster if we don't try to shade it (no span generator)
s_SharedPathStorage.RemoveAll();
s_SharedPathStorage.MoveTo(m_pVertexCache[0].m_Position[0], m_pVertexCache[0].m_Position[1]);
s_SharedPathStorage.LineTo(m_pVertexCache[1].m_Position[0], m_pVertexCache[1].m_Position[1]);
s_SharedPathStorage.LineTo(m_pVertexCache[2].m_Position[0], m_pVertexCache[2].m_Position[1]);
s_SharedPathStorage.LineTo(m_pVertexCache[3].m_Position[0], m_pVertexCache[3].m_Position[1]);
s_Rasterizer.AddPath(s_SharedPathStorage);
Renderer <T> .RenderSolid(s_ClippingPixelFormatProxy, s_Rasterizer, s_ScanlineUnpacked, m_pVertexCache[0].m_Color.GetAsRGBA_Bytes());
break;
case GL_SMOOTH:
s_GouraudSpanGen.Colors(
m_pVertexCache[0].m_Color,
m_pVertexCache[1].m_Color,
m_pVertexCache[2].m_Color);
s_GouraudSpanGen.Triangle(
m_pVertexCache[0].m_Position[0], m_pVertexCache[0].m_Position[1],
m_pVertexCache[1].m_Position[0], m_pVertexCache[1].m_Position[1],
m_pVertexCache[2].m_Position[0], m_pVertexCache[2].m_Position[1], Dilation);
s_Rasterizer.AddPath(s_GouraudSpanGen);
//s_Rasterizer.gamma(new gamma_linear(0.0, 0.809));
Renderer <T> .RenderSolid(s_ClippingPixelFormatProxy, s_Rasterizer, s_ScanlineUnpacked, m_pVertexCache[0].m_Color.GetAsRGBA_Bytes());
s_GouraudSpanGen.Colors(
m_pVertexCache[0].m_Color,
m_pVertexCache[2].m_Color,
m_pVertexCache[3].m_Color);
s_GouraudSpanGen.Triangle(
m_pVertexCache[0].m_Position[0], m_pVertexCache[0].m_Position[1],
m_pVertexCache[2].m_Position[0], m_pVertexCache[2].m_Position[1],
m_pVertexCache[3].m_Position[0], m_pVertexCache[3].m_Position[1], M.Zero <T>());
s_Rasterizer.AddPath(s_GouraudSpanGen);
Renderer <T> .RenderSolid(s_ClippingPixelFormatProxy, s_Rasterizer, s_ScanlineUnpacked, m_pVertexCache[0].m_Color.GetAsRGBA_Bytes());
break;
default:
throw new System.NotImplementedException();
}
}
m_NumCachedVertex = 0;
}
break;
default:
// Be sure to call Begin before you pass Vertexes. LBB [1/12/2002]
throw new System.NotImplementedException("You do not have a mode set or you have an invalid mode. LBB [1/12/2002]");
}
}
//template<class Scanline, class Ras>
public void render_gouraud(IScanlineCache sl, IRasterizer <T> ras)
{
T alpha = m_alpha.value();
T brc = M.One <T>();
#if SourceDepth24
pixfmt_alpha_blend_rgb pf = new pixfmt_alpha_blend_rgb(rbuf_window(), new blender_bgr());
#else
FormatRGBA pf = new FormatRGBA(rbuf_window(), new BlenderBGRA());
#endif
FormatClippingProxy ren_base = new FormatClippingProxy(pf);
AGG.SpanAllocator span_alloc = new SpanAllocator();
SpanGouraudRgba <T> span_gen = new SpanGouraudRgba <T>();
ras.Gamma(new GammaLinear(0.0, m_gamma.value().ToDouble()));
T d = m_dilation.value();
// Six triangles
T xc = m_x[0].Add(m_x[1]).Add(m_x[2]).Divide(3.0);
T yc = m_y[0].Add(m_y[1]).Add(m_y[2]).Divide(3.0);
T x1 = m_x[1].Add(m_x[0]).Divide(2).Subtract(xc.Subtract(m_x[1].Add(m_x[0]).Divide(2)));
T y1 = m_y[1].Add(m_y[0]).Divide(2).Subtract(yc.Subtract(m_y[1].Add(m_y[0]).Divide(2)));
T x2 = m_x[2].Add(m_x[1]).Divide(2).Subtract(xc.Subtract(m_x[2].Add(m_x[1]).Divide(2)));
T y2 = m_y[2].Add(m_y[1]).Divide(2).Subtract(yc.Subtract(m_y[2].Add(m_y[1]).Divide(2)));
T x3 = m_x[0].Add(m_x[2]).Divide(2).Subtract(xc.Subtract(m_x[0].Add(m_x[2]).Divide(2)));
T y3 = m_y[0].Add(m_y[2]).Divide(2).Subtract(yc.Subtract(m_y[0].Add(m_y[2]).Divide(2)));
span_gen.Colors(new RGBA_Doubles(1, 0, 0, alpha.ToDouble()),
new RGBA_Doubles(0, 1, 0, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[0], m_y[0], m_x[1], m_y[1], xc, yc, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.Colors(new RGBA_Doubles(0, 1, 0, alpha.ToDouble()),
new RGBA_Doubles(0, 0, 1, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[1], m_y[1], m_x[2], m_y[2], xc, yc, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.Colors(new RGBA_Doubles(0, 0, 1, alpha.ToDouble()),
new RGBA_Doubles(1, 0, 0, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[2], m_y[2], m_x[0], m_y[0], xc, yc, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
brc = M.One <T>().Subtract(brc);
span_gen.Colors(new RGBA_Doubles(1, 0, 0, alpha.ToDouble()),
new RGBA_Doubles(0, 1, 0, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[0], m_y[0], m_x[1], m_y[1], x1, y1, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.Colors(new RGBA_Doubles(0, 1, 0, alpha.ToDouble()),
new RGBA_Doubles(0, 0, 1, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[1], m_y[1], m_x[2], m_y[2], x2, y2, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
span_gen.Colors(new RGBA_Doubles(0, 0, 1, alpha.ToDouble()),
new RGBA_Doubles(1, 0, 0, alpha.ToDouble()),
new RGBA_Doubles(brc.ToDouble(), brc.ToDouble(), brc.ToDouble(), alpha.ToDouble()));
span_gen.Triangle(m_x[2], m_y[2], m_x[0], m_y[0], x3, y3, d);
ras.AddPath(span_gen);
Renderer <T> .GenerateAndRender(ras, sl, ren_base, span_alloc, span_gen);
}
