static void test_basefilter(void)
{
IEnumPins *pin_enum = NULL;
IBaseFilter *base = NULL;
IPin *pins[2];
ULONG ref;
HRESULT hr;
IUnknown_QueryInterface(pAviSplitter, &IID_IBaseFilter, (void **)&base);
if (base == NULL)
{
/* test_query_interface handles this case */
skip("No IBaseFilter\n");
return;
}
hr = IBaseFilter_EnumPins(base, NULL);
ok(hr == E_POINTER, "hr = %08x and not E_POINTER\n", hr);
hr= IBaseFilter_EnumPins(base, &pin_enum);
ok(hr == S_OK, "hr = %08x and not S_OK\n", hr);
hr = IEnumPins_Next(pin_enum, 1, NULL, NULL);
ok(hr == E_POINTER, "hr = %08x and not E_POINTER\n", hr);
hr = IEnumPins_Next(pin_enum, 2, pins, NULL);
ok(hr == E_INVALIDARG, "hr = %08x and not E_INVALIDARG\n", hr);
pins[0] = (void *)0xdead;
pins[1] = (void *)0xdeed;
hr = IEnumPins_Next(pin_enum, 2, pins, &ref);
ok(hr == S_FALSE, "hr = %08x instead of S_FALSE\n", hr);
ok(pins[0] != (void *)0xdead && pins[0] != NULL,
"pins[0] = %p\n", pins[0]);
if (pins[0] != (void *)0xdead && pins[0] != NULL)
{
test_pin(pins[0]);
IPin_Release(pins[0]);
}
ok(pins[1] == (void *)0xdeed, "pins[1] = %p\n", pins[1]);
ref = IEnumPins_Release(pin_enum);
ok(ref == 0, "ref is %u and not 0!\n", ref);
IBaseFilter_Release(base);
}
void ht1632_set_pixel(uns8 x, uns8 y, uns8 colour) {
uns8 common, panel, led_in_panel, inverted_x, out, mem_addr, bit_in_mem_addr, count, data;
// first calculate memory address
// y location on panels is top left based
common = 15 - y;
/* Previous calculations:
panel = x / 8; // which panel of the three is it that we need to change?
led_in_panel = x - (panel * 8);
inverted_x = 7 - led_in_panel;
out = panel * 8 + led_in_panel; //inverted_x;
mem_addr = out * 4 + common / 4;
*/
bit_in_mem_addr = common & 0b00000011;
mem_addr = x * 4 + common / 4;
clear_pin(ht1632_cs1_port, ht1632_cs1_pin);
// send WR command
// send 1
set_pin (ht1632_data_port, ht1632_data_pin);
// pulse wr
clear_pin(ht1632_wr_port, ht1632_wr_pin);
set_pin (ht1632_wr_port, ht1632_wr_pin);
// send 0
clear_pin (ht1632_data_port, ht1632_data_pin);
// pulse wr
clear_pin(ht1632_wr_port, ht1632_wr_pin);
set_pin (ht1632_wr_port, ht1632_wr_pin);
// send 1
set_pin (ht1632_data_port, ht1632_data_pin);
// pulse wr
clear_pin(ht1632_wr_port, ht1632_wr_pin);
set_pin (ht1632_wr_port, ht1632_wr_pin);
// write mem addr, bits 6 -> 0
for(count = 0 ; count < 7 ; count++) {
if (test_bit(mem_addr, 6)) {
set_pin(ht1632_data_port, ht1632_data_pin);
} else {
clear_pin(ht1632_data_port, ht1632_data_pin);
}
//change_pin_var(ht1632_data_port, ht1632_data_pin, test_bit(mem_addr, 6));
// pulse rd
clear_pin(ht1632_wr_port, ht1632_wr_pin);
set_pin (ht1632_wr_port, ht1632_wr_pin);
// shift mem addr along
mem_addr = mem_addr << 1;
}
// Retrieve 4 bits
// read clocked out on falling edge of RD
make_input(ht1632_data_port, ht1632_data_pin);
for(count = 0 ; count < 4 ; count++) {
// pulse rd
clear_pin(ht1632_rd_port, ht1632_rd_pin);
data = data >> 1;
data.3 = test_pin(ht1632_data_port, ht1632_data_pin);
set_pin (ht1632_rd_port, ht1632_rd_pin);
}
make_output(ht1632_data_port, ht1632_data_pin);
// now we have the data, we need to change the bit
if (colour) {
set_bit(data, bit_in_mem_addr);
} else {
clear_bit(data, bit_in_mem_addr);
}
// Now write it back out again
// write data, bits 0 -> 3 (different from mem addr format)
for(count = 0 ; count < 4 ; count++) {
//change_pin_var(ht1632_data_port, ht1632_data_pin, test_bit(data, 0));
if (test_bit(data, 0)) {
set_pin(ht1632_data_port, ht1632_data_pin);
} else {
clear_pin(ht1632_data_port, ht1632_data_pin);
}
// pulse wr
clear_pin(ht1632_wr_port, ht1632_wr_pin);
set_pin (ht1632_wr_port, ht1632_wr_pin);
// shift data along
data = data >> 1;
}
// reset CS
// don't think this is necessary
// set_pin(ht1632_cs1_port, ht1632_cs1_pin);
// clear_pin(ht1632_cs1_port, ht1632_cs1_pin);
set_pin (ht1632_cs1_port, ht1632_cs1_pin);
}
