/*--------------------------
set rendering target data
C.Wang 0522, 2006
---------------------------*/
void FuCShadowModify::SetRenderTarget(int w, float *bgColor)
{
FnScene scene;
FnWorld gw;
FnViewport vp;
char shadowName[256];
scene.Object(mHost);
gw.Object(scene.GetWorld());
gw.DeleteMaterial(mRenderTarget);
gw.DeleteViewport(mViewport);
// create the viewport with the associated size
mViewport = gw.CreateViewport(0, 0, w, w);
// create the render target material
mRenderTarget = gw.CreateMaterial(NULL, NULL, NULL, 1.0f, NULL);
// generate a unique shadow texture name
sprintf(shadowName, "shadow%d", mRenderTarget);
FnMaterial mat;
mat.Object(mRenderTarget);
mat.AddRenderTargetTexture(0, 0, shadowName, TEXTURE_32, mViewport);
mat.SetTextureAddressMode(0, CLAMP_TEXTURE);
// set render target
vp.Object(mViewport);
vp.SetRenderTarget(mRenderTarget, 0, 0, 0);
vp.SetBackgroundColor(bgColor[0], bgColor[1], bgColor[2]);
}
/*-------------------------------
create the material for shadow
C.Wang 0522, 2006
--------------------------------*/
void FuCShadowModify::CreateShadowMaterial(float *color)
{
FnWorld gw;
FnScene scene;
scene.Object(mHost);
gw.Object(scene.GetWorld());
if (mShadowMat != FAILED_MATERIAL_ID) {
gw.DeleteMaterial(mShadowMat);
}
// create the material
float blackColor[3];
blackColor[0] = blackColor[1] = blackColor[2] = 0.0f;
mShadowMat = gw.CreateMaterial(blackColor, blackColor, blackColor, 1.0f, color);
}
