xref: /aosp_15_r20/external/skia/resources/sksl/shared/SwitchWithLoopsES3.sksl (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)

/*#pragma settings RewriteSwitchStatements*/

uniform half4 colorGreen, colorRed;

bool switch_with_break_in_while_loop(int x) {
    int val = 0;
    int i = 0;
    switch (x) {
        case 1:  while (i < 10) { ++i; ++val; break; ++val; }
        default: ++val;
    }
    return val == 2;
}

bool switch_with_continue_in_while_loop(int x) {
    int val = 0;
    int i = 0;
    switch (x) {
        case 1:  while (i < 10) { ++i; ++val; continue; ++val; }
        default: ++val;
    }
    return val == 11;
}

bool while_loop_with_break_in_switch(int x) {
    int val = 0;
    int i = 0;
    while (i < 10) {
        ++i;
        switch (x) {
            case 1:  ++val; break;
            default: return false;
        }
        ++val;
    }
    return val == 20;
}

bool switch_with_break_in_do_while_loop(int x) {
    int val = 0;
    int i = 0;
    switch (x) {
        case 1:  do { ++i; ++val; break; ++val; } while (i < 10);
        default: ++val;
    }
    return val == 2;
}

bool switch_with_continue_in_do_while_loop(int x) {
    int val = 0;
    int i = 0;
    switch (x) {
        case 1:  do { ++i; ++val; continue; ++val; } while (i < 10);
        default: ++val;
    }
    return val == 11;
}

bool do_while_loop_with_break_in_switch(int x) {
    int val = 0;
    int i = 0;
    do {
        ++i;
        switch (x) {
            case 1:  ++val; break;
            default: return false;
        }
        ++val;
    } while (i < 10);
    return val == 20;
}

half4 main(float2 coords) {
    int x = int(colorGreen.g);
    return (switch_with_break_in_while_loop(x) &&
            switch_with_continue_in_while_loop(x) &&
            while_loop_with_break_in_switch(x) &&
            switch_with_break_in_do_while_loop(x) &&
            switch_with_continue_in_do_while_loop(x) &&
            do_while_loop_with_break_in_switch(x)) ? colorGreen : colorRed;
}