A debug code for examining the internal values of DaVinci Resolve

debug_internal_value.dctl

DEFINE_UI_PARAMS(threshold_r, R_Threshold, DCTLUI_SLIDER_FLOAT, 0.5, 0.0, 20.0, 0.01)
DEFINE_UI_PARAMS(threshold_g, G_Threshold, DCTLUI_SLIDER_FLOAT, 0.5, 0.0, 20.0, 0.01)
DEFINE_UI_PARAMS(threshold_b, B_Threshold, DCTLUI_SLIDER_FLOAT, 0.5, 0.0, 20.0, 0.01)
DEFINE_UI_PARAMS(rgb_all, Sync with Green, DCTLUI_CHECK_BOX, 1)

__DEVICE__ float3 transform(int p_Width, int p_Height, int p_X, int p_Y, float p_R, float p_G, float p_B)
{
    float r, g, b;

    if(rgb_all == 0){
        r = ((p_R < threshold_r) ? 0.0f : 1.0f);
        g = ((p_G < threshold_g) ? 0.0f : 1.0f);
        b = ((p_B < threshold_b) ? 0.0f : 1.0f);
    }
    else if(rgb_all == 1){
        r = ((p_R < threshold_g) ? 0.0f : 1.0f);
        g = ((p_G < threshold_g) ? 0.0f : 1.0f);
        b = ((p_B < threshold_g) ? 0.0f : 1.0f);
    }
    else{
        r = 0.5f;
        g = 0.5f;
        b = 0.5f;
    }
    return make_float3(r, g, b);
}