mirror of https://github.com/encounter/SDL.git
Fixes a few non C89 compliant comments
This commit is contained in:
parent
d8f66188d1
commit
63fe3a7753
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@ -121,8 +121,8 @@ static int SaveTemplate(SDL_DollarTemplate *templ, SDL_RWops * src)
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if (src == NULL) return 0;
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//No Longer storing the Hash, rehash on load
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//if(SDL_RWops.write(src,&(templ->hash),sizeof(templ->hash),1) != 1) return 0;
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/*No Longer storing the Hash, rehash on load*/
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/*if(SDL_RWops.write(src,&(templ->hash),sizeof(templ->hash),1) != 1) return 0;*/
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if (SDL_RWwrite(src,templ->path,
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sizeof(templ->path[0]),DOLLARNPOINTS) != DOLLARNPOINTS)
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@ -158,8 +158,8 @@ int SDL_SaveDollarTemplate(SDL_GestureID gestureId, SDL_RWops *src)
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return SDL_SetError("Unknown gestureId");
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}
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//path is an already sampled set of points
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//Returns the index of the gesture on success, or -1
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/*path is an already sampled set of points
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Returns the index of the gesture on success, or -1*/
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static int SDL_AddDollarGesture_one(SDL_GestureTouch* inTouch, SDL_FloatPoint* path)
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{
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SDL_DollarTemplate* dollarTemplate;
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@ -196,7 +196,7 @@ static int SDL_AddDollarGesture(SDL_GestureTouch* inTouch, SDL_FloatPoint* path)
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if (index < 0)
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return -1;
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}
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// Use the index of the last one added.
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/* Use the index of the last one added.*/
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return index;
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} else {
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return SDL_AddDollarGesture_one(inTouch, path);
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@ -223,16 +223,16 @@ int SDL_LoadDollarTemplates(SDL_TouchID touchId, SDL_RWops *src)
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DOLLARNPOINTS) break;
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if (touchId >= 0) {
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//printf("Adding loaded gesture to 1 touch\n");
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/*printf("Adding loaded gesture to 1 touch\n");*/
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if (SDL_AddDollarGesture(touch, templ.path) >= 0)
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loaded++;
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}
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else {
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//printf("Adding to: %i touches\n",SDL_numGestureTouches);
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/*printf("Adding to: %i touches\n",SDL_numGestureTouches);*/
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for (i = 0; i < SDL_numGestureTouches; i++) {
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touch = &SDL_gestureTouch[i];
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//printf("Adding loaded gesture to + touches\n");
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//TODO: What if this fails?
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/*printf("Adding loaded gesture to + touches\n");*/
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/*TODO: What if this fails?*/
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SDL_AddDollarGesture(touch,templ.path);
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}
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loaded++;
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@ -245,7 +245,7 @@ int SDL_LoadDollarTemplates(SDL_TouchID touchId, SDL_RWops *src)
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static float dollarDifference(SDL_FloatPoint* points,SDL_FloatPoint* templ,float ang)
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{
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// SDL_FloatPoint p[DOLLARNPOINTS];
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/* SDL_FloatPoint p[DOLLARNPOINTS];*/
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float dist = 0;
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SDL_FloatPoint p;
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int i;
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@ -261,9 +261,10 @@ static float dollarDifference(SDL_FloatPoint* points,SDL_FloatPoint* templ,float
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static float bestDollarDifference(SDL_FloatPoint* points,SDL_FloatPoint* templ)
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{
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//------------BEGIN DOLLAR BLACKBOX----------------//
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//-TRANSLATED DIRECTLY FROM PSUDEO-CODE AVAILABLE AT-//
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//-"http://depts.washington.edu/aimgroup/proj/dollar/"-//
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/*------------BEGIN DOLLAR BLACKBOX------------------
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-TRANSLATED DIRECTLY FROM PSUDEO-CODE AVAILABLE AT-
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-"http://depts.washington.edu/aimgroup/proj/dollar/"
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*/
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double ta = -M_PI/4;
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double tb = M_PI/4;
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double dt = M_PI/90;
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@ -296,7 +297,7 @@ static float bestDollarDifference(SDL_FloatPoint* points,SDL_FloatPoint* templ)
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return SDL_min(f1,f2);
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}
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//DollarPath contains raw points, plus (possibly) the calculated length
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/*DollarPath contains raw points, plus (possibly) the calculated length*/
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static int dollarNormalize(const SDL_DollarPath *path,SDL_FloatPoint *points)
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{
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int i;
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@ -309,7 +310,7 @@ static int dollarNormalize(const SDL_DollarPath *path,SDL_FloatPoint *points)
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float w,h;
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float length = path->length;
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//Calculate length if it hasn't already been done
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/*Calculate length if it hasn't already been done*/
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if (length <= 0) {
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for (i=1;i < path->numPoints; i++) {
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float dx = path->p[i ].x - path->p[i-1].x;
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@ -318,17 +319,17 @@ static int dollarNormalize(const SDL_DollarPath *path,SDL_FloatPoint *points)
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}
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}
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//Resample
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/*Resample*/
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interval = length/(DOLLARNPOINTS - 1);
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dist = interval;
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centroid.x = 0;centroid.y = 0;
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//printf("(%f,%f)\n",path->p[path->numPoints-1].x,path->p[path->numPoints-1].y);
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/*printf("(%f,%f)\n",path->p[path->numPoints-1].x,path->p[path->numPoints-1].y);*/
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for (i = 1; i < path->numPoints; i++) {
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float d = (float)(SDL_sqrt((path->p[i-1].x-path->p[i].x)*(path->p[i-1].x-path->p[i].x)+
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(path->p[i-1].y-path->p[i].y)*(path->p[i-1].y-path->p[i].y)));
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//printf("d = %f dist = %f/%f\n",d,dist,interval);
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/*printf("d = %f dist = %f/%f\n",d,dist,interval);*/
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while (dist + d > interval) {
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points[numPoints].x = path->p[i-1].x +
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((interval-dist)/d)*(path->p[i].x-path->p[i-1].x);
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@ -346,15 +347,15 @@ static int dollarNormalize(const SDL_DollarPath *path,SDL_FloatPoint *points)
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SDL_SetError("ERROR: NumPoints = %i\n",numPoints);
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return 0;
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}
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//copy the last point
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/*copy the last point*/
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points[DOLLARNPOINTS-1] = path->p[path->numPoints-1];
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numPoints = DOLLARNPOINTS;
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centroid.x /= numPoints;
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centroid.y /= numPoints;
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//printf("Centroid (%f,%f)",centroid.x,centroid.y);
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//Rotate Points so point 0 is left of centroid and solve for the bounding box
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/*printf("Centroid (%f,%f)",centroid.x,centroid.y);*/
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/*Rotate Points so point 0 is left of centroid and solve for the bounding box*/
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xmin = centroid.x;
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xmax = centroid.x;
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ymin = centroid.y;
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@ -378,7 +379,7 @@ static int dollarNormalize(const SDL_DollarPath *path,SDL_FloatPoint *points)
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if (points[i].y > ymax) ymax = points[i].y;
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}
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//Scale points to DOLLARSIZE, and translate to the origin
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/*Scale points to DOLLARSIZE, and translate to the origin*/
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w = xmax-xmin;
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h = ymax-ymin;
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@ -399,7 +400,7 @@ static float dollarRecognize(const SDL_DollarPath *path,int *bestTempl,SDL_Gestu
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dollarNormalize(path,points);
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//PrintPath(points);
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/*PrintPath(points);*/
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*bestTempl = -1;
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for (i = 0; i < touch->numDollarTemplates; i++) {
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float diff = bestDollarDifference(points,touch->dollarTemplate[i].path);
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@ -435,7 +436,7 @@ static SDL_GestureTouch * SDL_GetGestureTouch(SDL_TouchID id)
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{
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int i;
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for (i = 0; i < SDL_numGestureTouches; i++) {
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//printf("%i ?= %i\n",SDL_gestureTouch[i].id,id);
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/*printf("%i ?= %i\n",SDL_gestureTouch[i].id,id);*/
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if (SDL_gestureTouch[i].id == id)
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return &SDL_gestureTouch[i];
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}
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@ -465,7 +466,7 @@ static int SDL_SendGestureDollar(SDL_GestureTouch* touch,
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event.mgesture.y = touch->centroid.y;
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event.dgesture.gestureId = gestureId;
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event.dgesture.error = error;
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//A finger came up to trigger this event.
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/*A finger came up to trigger this event.*/
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event.dgesture.numFingers = touch->numDownFingers + 1;
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return SDL_PushEvent(&event) > 0;
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}
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@ -500,13 +501,13 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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event->type == SDL_FINGERUP) {
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SDL_GestureTouch* inTouch = SDL_GetGestureTouch(event->tfinger.touchId);
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//Shouldn't be possible
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/*Shouldn't be possible*/
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if (inTouch == NULL) return;
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x = event->tfinger.x;
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y = event->tfinger.y;
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//Finger Up
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/*Finger Up*/
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if (event->type == SDL_FINGERUP) {
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inTouch->numDownFingers--;
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@ -514,7 +515,7 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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if (inTouch->recording) {
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inTouch->recording = SDL_FALSE;
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dollarNormalize(&inTouch->dollarPath,path);
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//PrintPath(path);
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/*PrintPath(path);*/
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if (recordAll) {
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index = SDL_AddDollarGesture(NULL,path);
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for (i = 0; i < SDL_numGestureTouches; i++)
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@ -537,14 +538,14 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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error = dollarRecognize(&inTouch->dollarPath,
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&bestTempl,inTouch);
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if (bestTempl >= 0){
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//Send Event
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/*Send Event*/
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unsigned long gestureId = inTouch->dollarTemplate[bestTempl].hash;
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SDL_SendGestureDollar(inTouch,gestureId,error);
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//printf ("%s\n",);("Dollar error: %f\n",error);
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/*printf ("%s\n",);("Dollar error: %f\n",error);*/
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}
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}
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#endif
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//inTouch->gestureLast[j] = inTouch->gestureLast[inTouch->numDownFingers];
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/*inTouch->gestureLast[j] = inTouch->gestureLast[inTouch->numDownFingers];*/
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if (inTouch->numDownFingers > 0) {
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inTouch->centroid.x = (inTouch->centroid.x*(inTouch->numDownFingers+1)-
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x)/inTouch->numDownFingers;
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@ -574,22 +575,22 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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inTouch->centroid.x += dx/inTouch->numDownFingers;
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inTouch->centroid.y += dy/inTouch->numDownFingers;
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//printf("Centrid : (%f,%f)\n",inTouch->centroid.x,inTouch->centroid.y);
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/*printf("Centrid : (%f,%f)\n",inTouch->centroid.x,inTouch->centroid.y);*/
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if (inTouch->numDownFingers > 1) {
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SDL_FloatPoint lv; //Vector from centroid to last x,y position
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SDL_FloatPoint v; //Vector from centroid to current x,y position
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//lv = inTouch->gestureLast[j].cv;
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SDL_FloatPoint lv; /*Vector from centroid to last x,y position*/
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SDL_FloatPoint v; /*Vector from centroid to current x,y position*/
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/*lv = inTouch->gestureLast[j].cv;*/
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lv.x = lastP.x - lastCentroid.x;
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lv.y = lastP.y - lastCentroid.y;
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lDist = (float)SDL_sqrt(lv.x*lv.x + lv.y*lv.y);
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//printf("lDist = %f\n",lDist);
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/*printf("lDist = %f\n",lDist);*/
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v.x = x - inTouch->centroid.x;
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v.y = y - inTouch->centroid.y;
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//inTouch->gestureLast[j].cv = v;
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/*inTouch->gestureLast[j].cv = v;*/
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Dist = (float)SDL_sqrt(v.x*v.x+v.y*v.y);
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// SDL_cos(dTheta) = (v . lv)/(|v| * |lv|)
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/* SDL_cos(dTheta) = (v . lv)/(|v| * |lv|)*/
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//Normalize Vectors to simplify angle calculation
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/*Normalize Vectors to simplify angle calculation*/
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lv.x/=lDist;
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lv.y/=lDist;
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v.x/=Dist;
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@ -597,30 +598,30 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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dtheta = (float)SDL_atan2(lv.x*v.y - lv.y*v.x,lv.x*v.x + lv.y*v.y);
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dDist = (Dist - lDist);
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if (lDist == 0) {dDist = 0;dtheta = 0;} //To avoid impossible values
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if (lDist == 0) {dDist = 0;dtheta = 0;} /*To avoid impossible values*/
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//inTouch->gestureLast[j].dDist = dDist;
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//inTouch->gestureLast[j].dtheta = dtheta;
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/*inTouch->gestureLast[j].dDist = dDist;
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inTouch->gestureLast[j].dtheta = dtheta;
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//printf("dDist = %f, dTheta = %f\n",dDist,dtheta);
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//gdtheta = gdtheta*.9 + dtheta*.1;
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//gdDist = gdDist*.9 + dDist*.1
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//knob.r += dDist/numDownFingers;
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//knob.ang += dtheta;
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//printf("thetaSum = %f, distSum = %f\n",gdtheta,gdDist);
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//printf("id: %i dTheta = %f, dDist = %f\n",j,dtheta,dDist);
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printf("dDist = %f, dTheta = %f\n",dDist,dtheta);
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gdtheta = gdtheta*.9 + dtheta*.1;
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gdDist = gdDist*.9 + dDist*.1
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knob.r += dDist/numDownFingers;
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knob.ang += dtheta;
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printf("thetaSum = %f, distSum = %f\n",gdtheta,gdDist);
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printf("id: %i dTheta = %f, dDist = %f\n",j,dtheta,dDist);*/
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SDL_SendGestureMulti(inTouch,dtheta,dDist);
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}
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else {
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//inTouch->gestureLast[j].dDist = 0;
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//inTouch->gestureLast[j].dtheta = 0;
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//inTouch->gestureLast[j].cv.x = 0;
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//inTouch->gestureLast[j].cv.y = 0;
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/*inTouch->gestureLast[j].dDist = 0;
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inTouch->gestureLast[j].dtheta = 0;
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inTouch->gestureLast[j].cv.x = 0;
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inTouch->gestureLast[j].cv.y = 0;*/
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}
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//inTouch->gestureLast[j].f.p.x = x;
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//inTouch->gestureLast[j].f.p.y = y;
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//break;
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//pressure?
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/*inTouch->gestureLast[j].f.p.x = x;
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inTouch->gestureLast[j].f.p.y = y;
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break;
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pressure?*/
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}
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if (event->type == SDL_FINGERDOWN) {
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@ -630,8 +631,8 @@ void SDL_GestureProcessEvent(SDL_Event* event)
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x)/inTouch->numDownFingers;
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inTouch->centroid.y = (inTouch->centroid.y*(inTouch->numDownFingers - 1)+
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y)/inTouch->numDownFingers;
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//printf("Finger Down: (%f,%f). Centroid: (%f,%f\n",x,y,
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// inTouch->centroid.x,inTouch->centroid.y);
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/*printf("Finger Down: (%f,%f). Centroid: (%f,%f\n",x,y,
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inTouch->centroid.x,inTouch->centroid.y);*/
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#ifdef ENABLE_DOLLAR
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inTouch->dollarPath.length = 0;
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@ -488,14 +488,14 @@ SDL_PrivateJoystickShouldIgnoreEvent()
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if (SDL_WasInit(SDL_INIT_VIDEO)) {
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if (SDL_GetKeyboardFocus() == NULL) {
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// Video is initialized and we don't have focus, ignore the event.
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/* Video is initialized and we don't have focus, ignore the event.*/
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return SDL_TRUE;
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} else {
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return SDL_FALSE;
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}
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}
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// Video subsystem wasn't initialized, always allow the event
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/* Video subsystem wasn't initialized, always allow the event*/
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return SDL_FALSE;
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}
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@ -1761,7 +1761,7 @@ SDL_MaximizeWindow(SDL_Window * window)
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return;
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}
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// !!! FIXME: should this check if the window is resizable?
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/* !!! FIXME: should this check if the window is resizable? */
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if (_this->MaximizeWindow) {
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_this->MaximizeWindow(_this, window);
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