50 void clearBuffer(Buffer* buf, uint32_t pixel) {  in clearBuffer()  argument
51     android_memset32(buf->pixels, pixel, buf->s * buf->h * 4);  in clearBuffer()
54 void drawTwoPixels(Buffer* buf, uint32_t pixel, ssize_t x, ssize_t y, size_t w) {  in drawTwoPixels()  argument
55     if (y>0 && y<ssize_t(buf->h)) {  in drawTwoPixels()
56         uint32_t* bits = buf->pixels + y * buf->s;  in drawTwoPixels()
57         if (x>=0 && x<ssize_t(buf->w)) {  in drawTwoPixels()
61         if ((x+W)>=0 && (x+W)<ssize_t(buf->w)) {  in drawTwoPixels()
67 void drawHLine(Buffer* buf, uint32_t pixel, ssize_t x, ssize_t y, size_t w) {  in drawHLine()  argument
68     if (y>0 && y<ssize_t(buf->h)) {  in drawHLine()
74         if (x+w > buf->w) {  in drawHLine()
75             W = buf->w - x;  in drawHLine()
78             uint32_t* bits = buf->pixels + y * buf->s + x;  in drawHLine()
84 void drawRect(Buffer* buf, uint32_t pixel, ssize_t x, ssize_t y, size_t w, size_t h) {  in drawRect()  argument
94     if (x+w > buf->w)   W = buf->w - x;  in drawRect()
95     if (y+h > buf->h)   H = buf->h - y;  in drawRect()
97         uint32_t* bits = buf->pixels + y * buf->s + x;  in drawRect()
100             bits += buf->s;  in drawRect()
105 void drawCircle(Buffer* buf, uint32_t pixel,  in drawCircle()  argument
113         drawHLine(buf, pixel, x0-radius, y0, 2*radius);  in drawCircle()
115         drawTwoPixels(buf, pixel, x0-radius, y0, 2*radius);  in drawCircle()
127             drawHLine(buf, pixel, x0-x, y0+y, 2*x);  in drawCircle()
128             drawHLine(buf, pixel, x0-x, y0-y, 2*x);  in drawCircle()
129             drawHLine(buf, pixel, x0-y, y0+x, 2*y);  in drawCircle()
130             drawHLine(buf, pixel, x0-y, y0-x, 2*y);  in drawCircle()
132             drawTwoPixels(buf, pixel, x0-x, y0+y, 2*x);  in drawCircle()
133             drawTwoPixels(buf, pixel, x0-x, y0-y, 2*x);  in drawCircle()
134             drawTwoPixels(buf, pixel, x0-y, y0+x, 2*y);  in drawCircle()
135             drawTwoPixels(buf, pixel, x0-y, y0-x, 2*y);  in drawCircle()