Method findTransform

src/backend/opengl/sdl/window.cpp:44–65

}

const glm::mat4 Widget::findTransform(const MatrixHashMap& pMap, const float pX, const float pY)
{
    for (auto it: pMap) {
        const CellIndex& idx = it.first;
        const glm::mat4& mat  = it.second;

        const int rows = std::get<0>(idx);
        const int cols = std::get<1>(idx);

        const int cellWidth  = mWidth/cols;
        const int cellHeight = mHeight/rows;

        const int x = int(pX) / cellWidth;
        const int y = int(pY) / cellHeight;
        const int i = x + y * cols;
        if (i==std::get<2>(idx)) {
            return mat;
        }
    }

    return IDENTITY;
}

const glm::mat4 Widget::getCellViewMatrix(const float pXPos, const float pYPos)
{