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Fix mouse polling

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Don't poll for mouse motion excessive number of times (no need to poll it for
each bit!)
This commit is contained in:
Ilari Liusvaara 2012-03-07 16:57:18 +02:00
parent 794d83cb28
commit 4f6981592e
2 changed files with 14 additions and 2 deletions
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14
snes/controller/mouse/mouse.cpp
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@ -3,9 +3,13 @@
uint2 Mouse::data() {
if(counter >= 32) return 1;
int position_x = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::X); //-n = left, 0 = center, +n = right
int position_y = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::Y); //-n = up, 0 = center, +n = down
if(counter == 0) {
_position_x = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::X); //-n = left, 0 = center, +n = right
_position_y = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::Y); //-n = up, 0 = center, +n = down
}
int position_x = _position_x;
int position_y = _position_y;
bool direction_x = position_x < 0; //0 = right, 1 = left
bool direction_y = position_y < 0; //0 = down, 1 = up
@ -67,10 +71,16 @@ void Mouse::serialize(serializer& s) {
unsigned char block[Controller::SaveSize] = {0};
block[0] = latched ? 1 : 0;
block[1] = counter;
block[2] = (unsigned short)_position_x >> 8;
block[3] = (unsigned short)_position_x;
block[4] = (unsigned short)_position_y >> 8;
block[5] = (unsigned short)_position_y;
s.array(block, Controller::SaveSize);
if(s.mode() == nall::serializer::Load) {
latched = (block[0] != 0);
counter = block[1];
_position_x = (short)(((unsigned short)block[2] << 8) | (unsigned short)block[3]);
_position_y = (short)(((unsigned short)block[4] << 8) | (unsigned short)block[5]);
}
}

2
snes/controller/mouse/mouse.hpp
View file

@ -6,4 +6,6 @@ struct Mouse : Controller {
private:
bool latched;
unsigned counter;
int _position_x;
int _position_y;
};