Mercurial > sdl-ios-xcode
diff src/events/SDL_touch.c @ 4646:eea1bf53effa
Added include/touch.h Now reading in resolution of touch pad.
author | Jim Grandpre <jim.tla@gmail.com> |
---|---|
date | Tue, 01 Jun 2010 02:54:33 -0400 |
parents | 0375d020e7e3 |
children | 0350b634c044 |
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--- a/src/events/SDL_touch.c Mon May 31 00:24:37 2010 -0400 +++ b/src/events/SDL_touch.c Tue Jun 01 02:54:33 2010 -0400 @@ -133,9 +133,9 @@ SDL_strlcpy(SDL_touchPads[index]->name, name, length + 1); SDL_touchPads[index]->num_fingers = 0; - SDL_touchPads[index]->max_fingers = 0; - SDL_touchPads[index]->fingers = NULL; - + SDL_touchPads[index]->max_fingers = 1; + SDL_touchPads[index]->fingers = (SDL_Finger **) SDL_malloc(sizeof(SDL_Finger*)); + SDL_touchPads[index]->fingers[0] = NULL; SDL_touchPads[index]->buttonstate = 0; SDL_touchPads[index]->relative_mode = SDL_FALSE; SDL_touchPads[index]->flush_motion = SDL_FALSE; @@ -253,39 +253,37 @@ int index; SDL_Finger **fingers; size_t length; - + //printf("Adding Finger...\n"); if (SDL_GetFingerIndexId(touch,finger->id) != -1) { SDL_SetError("Finger ID already in use"); } /* Add the touch to the list of touch */ - if(touch->num_fingers >= touch->max_fingers){ - if(fingers == NULL) { - touch->max_fingers = 1; - fingers = (SDL_Finger **) SDL_malloc(sizeof(finger)); - } - else { - fingers = (SDL_Finger **) SDL_realloc(touch->fingers, - (touch->num_fingers + 1) * sizeof(finger)); + if(touch->num_fingers >= touch->max_fingers){ + printf("Making room for it!\n"); + fingers = (SDL_Finger **) SDL_realloc(touch->fingers, + (touch->num_fingers + 1) * sizeof(SDL_Finger *)); touch->max_fingers = touch->num_fingers+1; - } - + if (!fingers) { + SDL_OutOfMemory(); + return -1; + } + else { + touch->max_fingers = touch->num_fingers+1; + touch->fingers = fingers; + } } - if (!fingers) { - SDL_OutOfMemory(); - return -1; - } + index = touch->num_fingers; + //printf("Max_Fingers: %i Index: %i\n",touch->max_fingers,index); - touch->fingers = fingers; - index = touch->num_fingers; - touch->num_fingers++; - touch->fingers[index] = (SDL_Finger *) SDL_malloc(sizeof(*(touch->fingers[index]))); + touch->fingers[index] = (SDL_Finger *) SDL_malloc(sizeof(SDL_Finger)); if (!touch->fingers[index]) { SDL_OutOfMemory(); return -1; } - *touch->fingers[index] = *finger; + *(touch->fingers[index]) = *finger; + touch->num_fingers++; return index; } @@ -323,6 +321,7 @@ nf.ydelta = 0; nf.last_x = x; nf.last_y = y; + nf.last_pressure = pressure; SDL_AddFinger(touch,&nf); posted = 0; @@ -383,6 +382,7 @@ } else { if(x < 0) x = finger->last_x; /*If movement is only in one axis,*/ if(y < 0) y = finger->last_y; /*The other is marked as -1*/ + if(pressure < 0) pressure = finger->last_pressure; xrel = x - finger->last_x; yrel = y - finger->last_y; } @@ -418,8 +418,8 @@ touch->y = 0; } */ - finger->xdelta += xrel; - finger->ydelta += yrel; + finger->xdelta = xrel; + finger->ydelta = yrel; finger->pressure = pressure; @@ -440,6 +440,7 @@ } finger->last_x = finger->x; finger->last_y = finger->y; + finger->last_pressure = finger->pressure; return posted; } }