Method Render

LuaSTGPlus/GameObjectPool.cpp:214–337

}

bool GameObjectBentLaser::Render(const char* tex_name, BlendMode blend, fcyColor c, float tex_left, float tex_top, float tex_width, float tex_height, float scale)LNOEXCEPT
{
    // ����ֻ��һ���ڵ�����
    if (m_Queue.Size() <= 1)
        return true;

    fcyRefPointer<ResTexture> pTex = LRES.FindTexture(tex_name);
    if (!pTex)
    {
        LERROR("lstgBentLaserData: �Ҳ���������Դ'%m'", tex_name);
        return false;
    }

    f2dGraphics2DVertex renderVertex[4] = {
        { 0, 0, 0.5f, c.argb, 0, tex_top },
        { 0, 0, 0.5f, c.argb, 0, tex_top },
        { 0, 0, 0.5f, c.argb, 0, tex_top + tex_height },
        { 0, 0, 0.5f, c.argb, 0, tex_top + tex_height }
    };

    float tVecLength = 0;
    for (size_t i = 0; i < m_Queue.Size() - 1; ++i)
    {
        LaserNode& cur = m_Queue[i];
        LaserNode& next = m_Queue[i + 1];

        // === ���������������� ===
        // �����cur��next������
        fcyVec2 offsetA = cur.pos - next.pos;
        float lenOffsetA = offsetA.Length();
        if (lenOffsetA < 0.0001f && i + 1 != m_Queue.Size() - 1)
            continue;

        // ��������ϵ���չ����(��ת270��)
        fcyVec2 expandVec = offsetA.GetNormalize();
        std::swap(expandVec.x, expandVec.y);
        expandVec.y = -expandVec.y;

        if (i == 0)  // ����ǵ�һ���ڵ㣬���������չʹ��expandVec����
        {
            float expX = expandVec.x * scale * cur.half_width;
            float expY = expandVec.y * scale * cur.half_width;
            renderVertex[0].x = cur.pos.x + expX;
            renderVertex[0].y = cur.pos.y + expY;
            renderVertex[0].u = tex_left;
            renderVertex[3].x = cur.pos.x - expX;
            renderVertex[3].y = cur.pos.y - expY;
            renderVertex[3].u = tex_left;
        }
        else  // ���򣬿���1��2
        {
            renderVertex[0].x = renderVertex[1].x;
            renderVertex[0].y = renderVertex[1].y;
            renderVertex[0].u = renderVertex[1].u;
            renderVertex[3].x = renderVertex[2].x;
            renderVertex[3].y = renderVertex[2].y;
            renderVertex[3].u = renderVertex[2].u;
        }