ugfx/demos/modules/ginput/touch_driver_test/main.c
2013-07-07 19:43:34 +10:00

335 lines
11 KiB
C

/*
* Copyright (c) 2012, 2013, Joel Bodenmann aka Tectu <joel@unormal.org>
* Copyright (c) 2012, 2013, Andrew Hannam aka inmarket
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the <organization> nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gfx.h"
static GConsoleObject gc;
static GButtonObject gNext;
static GButtonObject gPrev;
static GListener gl;
/*------------------------------------------------------------------------*
* GINPUT Touch Driver Calibrator. *
*------------------------------------------------------------------------*/
int main(void) {
GSourceHandle gs;
GEvent *pe;
GEventMouse *pem;
GEventGWinButton *peb;
coord_t swidth, sheight;
GHandle ghc, ghNext, ghPrev;
GEventType deviceType;
font_t font;
GWidgetInit wi;
gfxInit(); // Initialize the display
// Get the display dimensions
swidth = gdispGetWidth();
sheight = gdispGetHeight();
ghNext = ghPrev = 0;
// Create our title
font = gdispOpenFont("UI2");
gwinSetDefaultFont(font);
gdispFillStringBox(0, 0, swidth, 20, "Touch Calibration", font, Red, White, justifyLeft);
// Create our main display window
wi.g.show = TRUE; wi.g.x = 0; wi.g.y = 20; wi.g.width = swidth; wi.g.height = sheight-20;
ghc = gwinConsoleCreate(&gc, &wi.g);
gwinClear(ghc);
// Initialize the mouse in our special no calibration mode.
geventListenerInit(&gl);
gs = ginputGetMouse(9999);
geventAttachSource(&gl, gs, GLISTEN_MOUSEDOWNMOVES|GLISTEN_MOUSEMETA);
/*
* Test: Device Type
*/
StepDeviceType:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n1. DEVICE TYPE\n\n");
pem = (GEventMouse *)&gl.event;
ginputGetMouseStatus(0, pem);
deviceType = pem->type;
gwinSetColor(ghc, White);
gwinPrintf(ghc, "This is detected as a %s device\n\n",
deviceType == GEVENT_MOUSE ? "MOUSE" : (pem->type == GEVENT_TOUCH ? "TOUCH" : "UNKNOWN"));
if (ghNext)
gwinPrintf(ghc, "Press Next or Back to continue.\n");
else if (deviceType == GEVENT_MOUSE)
gwinPrintf(ghc, "Click the mouse button to move on to the next test.\n");
else
gwinPrintf(ghc, "Press and release your finger to move on to the next test.\n");
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepClickJitter;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if (!ghNext && (pem->meta & GMETA_MOUSE_UP))
break;
}
}
/*
* Test: Mouse raw reading jitter
*/
StepRawJitter:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n2. GINPUT_MOUSE_READ_CYCLES\n\n");
gwinSetColor(ghc, White);
if (deviceType == GEVENT_MOUSE)
gwinPrintf(ghc, "Press and hold the mouse button.\n\n");
else
gwinPrintf(ghc, "Press and hold on the surface.\n\n");
gwinPrintf(ghc, "Numbers will display in this window.\n"
"Ensure that values don't jump around very much when your finger is stationary.\n\n"
"Increasing GINPUT_MOUSE_READ_CYCLES helps reduce jitter but increases CPU usage.\n\n");
if (ghNext)
gwinPrintf(ghc, "Press Next or Back to continue.\n");
else if (deviceType == GEVENT_MOUSE)
gwinPrintf(ghc, "Release the mouse button to move on to the next test.\n");
else
gwinPrintf(ghc, "Release your finger to move on to the next test.\n");
// For this test turn on ALL mouse movement events
geventAttachSource(&gl, gs, GLISTEN_MOUSEDOWNMOVES|GLISTEN_MOUSEMETA|GLISTEN_MOUSENOFILTER);
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepDeviceType;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if ((pem->current_buttons & GINPUT_MOUSE_BTN_LEFT))
gwinPrintf(ghc, "%u:%u\n", pem->x, pem->y);
if (!ghNext && (pem->meta & GMETA_MOUSE_UP))
break;
}
}
// Reset to just changed movements.
geventAttachSource(&gl, gs, GLISTEN_MOUSEDOWNMOVES|GLISTEN_MOUSEMETA);
/*
* Test: Calibration
*/
StepCalibrate:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n3. GINPUT_MOUSE_CALIBRATION_ERROR\n\n");
gwinSetColor(ghc, Gray);
gwinPrintf(ghc, "Ensure GINPUT_MOUSE_NEED_CALIBRATION = TRUE and GINPUT_MOUSE_CALIBRATION_ERROR is >= 0\n\n");
gwinSetColor(ghc, White);
gwinPrintf(ghc, "You will be presented with a number of points to touch.\nPress them in turn.\n\n"
"If the calibration repeatedly fails, increase GINPUT_MOUSE_CALIBRATION_ERROR and try again.\n\n");
if (ghNext)
gwinPrintf(ghc, "Press Next to start the calibration.\n");
else if (deviceType == GEVENT_MOUSE)
gwinPrintf(ghc, "Click the mouse button to start the calibration.\n");
else
gwinPrintf(ghc, "Press and release your finger to start the calibration.\n");
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepRawJitter;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if (!ghNext && (pem->meta & GMETA_MOUSE_UP))
break;
}
}
// Calibrate
ginputCalibrateMouse(0);
/* From now on we can use Next and Previous Buttons */
if (!ghNext) {
gwinAttachMouse(0);
gwinAttachListener(&gl);
wi.customDraw = 0; wi.customParam = 0; wi.customStyle = 0;
wi.g.show = TRUE; wi.g.x = swidth-50; wi.g.y = 0; wi.g.width = 50; wi.g.height = 20;
wi.text = "Next"; ghNext = gwinButtonCreate(&gNext, &wi);
wi.g.show = TRUE; wi.g.x = swidth-100;
wi.text = "Back"; ghPrev = gwinButtonCreate(&gPrev, &wi);
}
// Calibration used the whole screen - re-establish our title
gdispFillStringBox(0, 0, swidth, 20, "Touch Calibration", font, Green, White, justifyLeft);
gwinRedraw(ghNext);
gwinRedraw(ghPrev);
/*
* Test: Mouse movement jitter
*/
StepJitter:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n4. GINPUT_MOUSE_MOVE_JITTER\n\n");
gwinSetColor(ghc, White);
if (deviceType == GEVENT_MOUSE)
gwinPrintf(ghc, "Press and hold the mouse button and move around as if to draw.\n\n");
else
gwinPrintf(ghc, "Press firmly on the surface and move around as if to draw.\n\n");
gwinPrintf(ghc, "Dots will display in this window. Ensure that when you stop moving your finger that "
"new dots stop displaying.\nNew dots should only display when your finger is moving.\n\n"
"Adjust GINPUT_MOUSE_MOVE_JITTER to the smallest value that this reliably works for.\n\n");
gwinPrintf(ghc, "Press Next or Back to continue.\n\n");
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepCalibrate;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if ((pem->current_buttons & GINPUT_MOUSE_BTN_LEFT))
gwinPrintf(ghc, ".");
}
}
/*
* Test: Polling frequency
*/
StepPolling:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n5. GINPUT_MOUSE_POLL_PERIOD\n\n");
gwinSetColor(ghc, White);
gwinPrintf(ghc, "Press firmly on the surface (or press and hold the mouse button) and move around as if to draw.\n\n");
gwinPrintf(ghc, "A green line will follow your finger.\n"
"Adjust GINPUT_MOUSE_POLL_PERIOD to the highest value that provides a line without "
"gaps that are too big.\nDecreasing the value increases CPU usage.\n"
"About 25 (millisecs) normally produces good results."
"This test can be ignored for interrupt driven drivers.\n\n");
gwinPrintf(ghc, "Press Next or Back to continue.\n\n");
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepJitter;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if ((pem->current_buttons & GINPUT_MOUSE_BTN_LEFT))
gdispDrawPixel(pem->x, pem->y, Green);
}
}
/*
* Test: Click Jitter
*/
StepClickJitter:
gwinClear(ghc);
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "\n6. GINPUT_MOUSE_MAX_CLICK_JITTER\n\n");
gwinSetColor(ghc, White);
gwinPrintf(ghc, "Press and release the touch surface to \"click\".\nTry both short and long presses.\n");
gwinPrintf(ghc, "For a mouse click with the left and right buttons.\n\n");
gwinPrintf(ghc, "Dots will display in this window. A yellow dash is a left (or short) click. "
"A red x is a right (or long) click.\n\n"
"Adjust GINPUT_MOUSE_CLICK_JITTER to the smallest value that this reliably works for.\n"
"Adjust GINPUT_MOUSE_CLICK_TIME to adjust distinguishing short vs long presses.\n"
"TIME_INFINITE means there are no long presses (although a right mouse button will still work).\n\n"
"Note: moving your finger (mouse) during a click cancels it.\n\n");
gwinPrintf(ghc, "This is the last test but you can press Next or Back to continue.\n\n");
while(1) {
pe = geventEventWait(&gl, TIME_INFINITE);
if (pe->type == GEVENT_GWIN_BUTTON) {
peb = (GEventGWinButton *)pe;
if (peb->button == ghPrev)
goto StepPolling;
if (peb->button == ghNext)
break;
}
if (pe->type == GEVENT_MOUSE || pe->type == GEVENT_TOUCH) {
pem = (GEventMouse *)pe;
if ((pem->meta & GMETA_MOUSE_CLICK)) {
gwinSetColor(ghc, Yellow);
gwinPrintf(ghc, "-");
}
if ((pem->meta & GMETA_MOUSE_CXTCLICK)) {
gwinSetColor(ghc, Red);
gwinPrintf(ghc, "x");
}
}
}
// Can't let this really exit
goto StepDeviceType;
}