Function xModelRender2D

src/SB/Core/x/xModel.cpp:438–488

}

void xModelRender2D(const xModelInstance& model, const basic_rect<F32>& r, const xVec3& from,
                    const xVec3& to)
{
    if (r.w <= 0.0f || r.h <= 0.0f || r.x + r.w < 0.0f || r.x > 1.0f || r.y + r.h < 0.0f ||
        r.y > 1.0f)
    {
        return;
    }

    RwCamera* camera = RwCameraGetCurrentCamera();
    RwFrame* frame = RwCameraGetFrame(camera);
    RwMatrix* cammat = RwFrameGetLTM(frame);

    xMat4x3 objmat, shearmat, temp1, temp2;
    xMat3x3LookAt(&objmat, &to, &from);
    xMat3x3Transpose(&objmat, &objmat);
    objmat.pos.x = 0.0f;
    objmat.pos.y = 0.0f;
    objmat.pos.z = xVec3Dist(&to, &from);
    objmat.flags = 0;

    const RwV2d* camvw = RwCameraGetViewWindow(camera);
    F32 viewscale = camvw->x * r.w * 2.0f;
    F32 shearX = camvw->x * -(r.x * 2.0f + r.w - 1.0f);
    F32 shearY = camvw->y * -(r.y * 2.0f + r.h - 1.0f);

    shearmat.right.x = viewscale;
    shearmat.right.y = 0.0f;
    shearmat.right.z = 0.0f;
    shearmat.up.x = 0.0f;
    shearmat.up.y = viewscale;
    shearmat.up.z = 0.0f;
    shearmat.at.x = shearX;
    shearmat.at.y = shearY;
    shearmat.at.z = 1.0f;
    shearmat.pos.x = 0.0f;
    shearmat.pos.y = 0.0f;
    shearmat.pos.z = 0.0f;
    shearmat.flags = 0;

    xMat4x3Mul(&temp1, &objmat, &shearmat);
    xMat4x3Mul(&temp2, &temp1, (xMat4x3*)cammat);
    xMat4x3Mul(&objmat, (xMat4x3*)model.Mat, &temp2);

    temp1 = *(xMat4x3*)model.Mat;
    *model.Mat = *(RwMatrix*)&objmat;

    iModelRender(model.Data, model.Mat);

    *model.Mat = *(RwMatrix*)&temp1;
}

static RwCamera* CameraCreate(S32 a, S32 b, S32 c)
{