/* Unit heightmap render function.
* ARGUMENTS:
* - Self pointer:
* rk2UNIT *Unit;
* - Animation context pointer:
* rk2ANIM *Ani;
* RETURNS: None.
*/
static VOID UnitAreaRender( rk2UNIT_AREA *Unit, rk2ANIM *Ani )
{
UINT loc;
INT x, z;
Ani->RndMatrWorld = MatrDefault();
RK2_RndBuildMatrix();
glUseProgram(Ani->ShaderDef);
for (x = -20; x < 20; x++)
for (z = -20; z < 20; z++)
{
Ani->RndMatrWorld = MatrTranslate(MatrDefault(), x * 30, Ani->WaterLevel, z * 30);
RK2_RndBuildMatrix();
RK2_RndShadSendGlobInfo(Ani->ShaderDef, Ani);
RK2_GObjDraw(Ani->ShaderDef, Ani, &Unit->GObj);
}
} /* End of 'UnitAreaRender' function */
/* Camera rotation by camera-axes-dir function.
* ARGUMENTS:
* - Angle:
* DBL Angle;
* RETURNS: None.
*/
VOID RK2_RndCameraRotateDir( rk2CAMERA *Cam, DBL Angle )
{
rk2MATR4x4 RotMat;
Cam->Dir = VecSubVec(Cam->At, Cam->Loc);
Cam->Right = VecCrossVec(VecNormalize(Cam->Dir), Cam->Up);
RK2_RndCameraNormalize(Cam);
RotMat = RK2_RndCameraGetMatrix(Cam);
RotMat = MatrMultMatr(MatrRotateX(MatrDefault(), Angle), RotMat);
RK2_RndCameraSet(Cam, Cam->Loc, /* Location */
VecSumVec(Cam->Loc,
VecSet(RotMat.A[0][0], RotMat.A[0][1], RotMat.A[0][2])), /* At */
Cam->Up); /* Up */
} /* End of 'RK2_RndCameraRotateDir' funciton */
