void LCD_Init()
{
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPDEN);
//MOSI
gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE, GPIO10);
//CLK
gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE, GPIO11);
//RST
gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE, GPIO12);
//A0
gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE, GPIO13);
//CS
gpio_mode_setup(GPIOD, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE, GPIO14);
NCS_HI();
RST_HI();
lcd_delay(5);
RST_LO();
lcd_delay(120); //11ms
RST_HI();
lcd_delay(2500);
AspiCmd(0xE2);
lcd_delay(2500);
lcd_screen_init();
lcd_delay(120);
lcd_screen_init();
lcd_delay(120);
AspiCmd(0xAF); //dc2=1, IC into exit SLEEP MODE, dc3=1 gray=ON, dc4=1 Green Enhanc mode disabled
memset(img, 0, sizeof(img));
memset(dirty, 0, sizeof(dirty));
//Clear screen
for (int y = 0; y < LCD_HEIGHT; y++) {
lcd_set_row(y);
AspiCmd(0xAF);
CLK_HI();
A0_HI();
NCS_LO();
for (int x = 0; x < 212; x++) {
//write_pixel(((x/53) % 2) ^ ((y / 16) %2));
write_pixel(0);
}
NCS_HI();
A0_HI();
AspiData(0);
}
}
void PrintBorder(){
int i, x1=5, y1=5, x2=315, y2=195, color1, color2;
color1 = GREEN;
color2 = RED;
for(i=5;i<315;i++) write_pixel(i, y1, color1); //TOP
for(i=5;i<315;i++) write_pixel(i, y1+2, color2); //TOP
for(i=5;i<315;i++) write_pixel(i, y2, color1); //BOTTOM
for(i=5;i<315;i++) write_pixel(i, y2+2, color2); //BOTTOM
for(i=5;i<195;i++) write_pixel(x1, i, color2); //LEFT
for(i=5;i<195;i++) write_pixel(x1+2, i, color1); //LEFT
for(i=5;i<195;i++) write_pixel(x2, i, color2); //RIGHT
for(i=5;i<195;i++) write_pixel(x2+2, i, color1); //RIGHT
}
void PrintMenu(){
int i, y=55, color;
color = RED;
write_text("8-", 20, 20, GREEN, 1);
write_text("Puzzle", 40, 20, RED, 1);
write_text("A game by CMSC 125 Students", 55, 35, WHITE, 0);
for(i=15;i<305;i++) write_pixel(i, y, color);
write_text("Start Game", 100, 100, WHITE, 1);
write_text("Quit", 100, 120, WHITE, 1);
write_text("ICS-OS", 250, 160, WHITE, 1);
}
/* paddle
* Draw paddle at certain coordinate of specific colour
* [x origin, y origin, colour]
*/
void paddle(int xc, int yc, short c) {
int old_value = prev_p1_h;
int x, y;
if(xc == PADDLE_2_XOFF) { old_value = prev_p2_h; }
if (yc < 26) { yc = 26; }
if (yc > 150) { yc = 150; }
for (y = old_value; y < (old_value+64); y++) {
for (x = xc; x < (xc+8); x++) {
write_pixel(x,y,C_GREEN);
}
}
for (y = yc; y < (yc+64); y++) {
for (x = xc; x < (xc+8); x++) {
write_pixel(x,y,c);
}
}
if(xc == PADDLE_2_XOFF) { prev_p2_h = yc; }
else if (xc == PADDLE_1_XOFF) { prev_p1_h = yc; }
}
/* palette
* Print a colours like a swatch. Used for selecting colours/design elements
* [row, colour]
*/
void palette(int r, short c) {
int x, y;
if(px == 320) {
px = 0;
}
py = r*60;
for (x = px; x < (x+8); x++) {
for (y = py; y < (y+60); y++) {
write_pixel(x,y,c);
}
}
px += 8;
py = r*60;
}
/**
* write_line: Draw a line of arbitrary angle.
*
* @param buff pointer to buffer to write in
* @param x0 first x coordinate
* @param y0 first y coordinate
* @param x1 second x coordinate
* @param y1 second y coordinate
* @param mode 0 = clear, 1 = set, 2 = toggle
*/
void write_line(uint8_t *buff, int x0, int y0, int x1, int y1, int mode)
{
// Based on http://en.wikipedia.org/wiki/Bresenham%27s_line_algorithm
int steep = abs(y1 - y0) > abs(x1 - x0);
if (steep) {
SWAP(x0, y0);
SWAP(x1, y1);
}
if (x0 > x1) {
SWAP(x0, x1);
SWAP(y0, y1);
}
int deltax = x1 - x0;
int deltay = abs(y1 - y0);
int error = deltax / 2;
int ystep;
int y = y0;
int x; // , lasty = y, stox = 0;
if (y0 < y1) {
ystep = 1;
} else {
ystep = -1;
}
for (x = x0; x < x1; x++) {
if (steep) {
write_pixel(buff, y, x, mode);
} else {
write_pixel(buff, x, y, mode);
}
error -= deltay;
if (error < 0) {
y += ystep;
error += deltax;
}
}
}
void render_image(char *fbp,int x,int y,char **image){
unsigned short int which_color = 0;
unsigned long int imgdata_pos = 0;
int r,g,b;
int x_cur;
int y_cur;
x_cur = x;
y_cur = y;
printf("Image: %d x %d\n",atoi(image[0]),atoi(image[1]));
if ( ( ( x + atoi(image[0]) ) > vinfo.xres ) || ( ( y + atoi(image[1]) ) > vinfo.yres ) ) {
printf("Warning: Attempted to access beyond end of framebuffer device. Operation cancelled.\n");
} else {
for ( imgdata_pos = 0; imgdata_pos < ( atoi(image[0]) * atoi(image[1]) * 3 ); imgdata_pos++) {
switch ( which_color ) {
case 0:
r = image[2][imgdata_pos];
which_color++;
break;
case 1:
g = image[2][imgdata_pos];
which_color++;
break;
case 2:
b = image[2][imgdata_pos];
which_color = 0;
write_pixel(fbp,x_cur,y_cur,r,g,b,0);
if ( x_cur - x < ( atoi(image[0]) - 1 ) ){
x_cur++;
} else {
x_cur = x;
y_cur++;
}
break;
}
}
}
}
int draw_square(char* buf, unsigned short x, unsigned short y, unsigned short size, unsigned long color)
{
coord_t pos;
pos.x = x;
pos.y = y;
unsigned short i = 0;
unsigned short j = 0;
for(; i < size; i++)
{
for(; j < size; j++)
{
write_pixel(buf,pos,color);
pos.x++;
}
j = 0;
pos.y++;
pos.x = x;
}
return 0;
}
void SeqMeasureControl::ConstructRightBg(BRect bounds)
{
if ( !Window() ) return;
BScreen screen( Window() );
mRightBg = new BBitmap(bounds, screen.ColorSpace() );
if (!mRightBg) return;
pixel_access pa(mRightBg->ColorSpace() );
BRect b = mRightBg->Bounds();
rgb_color c = Prefs().Color( AM_MEASURE_TOP_BG_C );
float r_row_delta = 0, g_row_delta = 0, b_row_delta = 0;
{
rgb_color bc = Prefs().Color( AM_MEASURE_BOTTOM_BG_C );
float height = b.bottom;
if (c.red != bc.red) r_row_delta = ((float)bc.red - (float)c.red) / height;
if (c.green != bc.green) g_row_delta = ((float)bc.green - (float)c.green) / height;
if (c.blue != bc.blue) b_row_delta = ((float)bc.blue - (float)c.blue) / height;
}
rgb_color rowC = c;
rgb_color rightC = Prefs().Color( AM_MEASURE_RIGHT_BG_C );
float i = 1;
for (float k=0; k<b.bottom; k++) {
float r_col_delta = 0, g_col_delta = 0, b_col_delta = 0;
float width = b.right;
if (rowC.red != rightC.red) r_col_delta = ((float)rightC.red - (float)rowC.red) / width;
if (rowC.green != rightC.green) g_col_delta = ((float)rightC.green - (float)rowC.green) / width;
if (rowC.blue != rightC.blue) b_col_delta = ((float)rightC.blue - (float)rowC.blue) / width;
for (float j=0; j<b.right; j++) {
rgb_color c;
c.red = (uint8)(rowC.red + (j * r_col_delta));
c.green = (uint8)(rowC.green + (j * g_col_delta));
c.blue = (uint8)(rowC.blue + (j * b_col_delta));
write_pixel(mRightBg, j, k, c, pa);
}
rowC.red = (uint8)(c.red + (i * r_row_delta));
rowC.green = (uint8)(c.green + (i * g_row_delta));
rowC.blue = (uint8)(c.blue + (i * b_row_delta));
i++;
}
}
/* Screen is 212 x 64 with 4bpp */
void LCD_DrawStop(void)
{
for (int y = 0; y < LCD_HEIGHT; y++) {
if(! (dirty[y / 8] & (1 << (y % 8))))
continue;
u8 *p = &img[(y / 8) * LCD_WIDTH];
u8 mask = 1 << (y % 8);
lcd_set_row(y);
AspiCmd(0xAF);
CLK_HI();
A0_HI();
NCS_LO();
for (int x = 0; x < LCD_WIDTH; x++) {
write_pixel(p[x] & mask);
}
NCS_HI();
A0_HI();
AspiData(0);
}
memset(dirty, 0, sizeof(dirty));
}
int draw_pixmap(char* buf, int xi, int yi, int height, int width, char* pix)
{
coord_t pos;
pos.x = xi;
pos.y = yi;
unsigned short i = 0;
unsigned short j = 0;
for(; i < height; i++)
{
for(; j < width; j++)
{
if(*pix != 0)
write_pixel(buf,pos,*pix);
pix++;
pos.x++;
}
j = 0;
pos.y++;
pos.x = xi;
}
return 0;
}
void KGDAL2CV::write_ctable_pixel(const double& pixelValue,
const GDALDataType& gdalType,
GDALColorTable const* gdalColorTable,
cv::Mat& image,
const int& y,
const int& x,
const int& c){
if (gdalColorTable == NULL){
write_pixel(pixelValue, gdalType, 1, image, y, x, c);
}
// if we are Grayscale, then do a straight conversion
if (gdalColorTable->GetPaletteInterpretation() == GPI_Gray){
write_pixel(pixelValue, gdalType, 1, image, y, x, c);
}
// if we are rgb, then convert here
else if (gdalColorTable->GetPaletteInterpretation() == GPI_RGB){
// get the pixel
short r = gdalColorTable->GetColorEntry((int)pixelValue)->c1;
short g = gdalColorTable->GetColorEntry((int)pixelValue)->c2;
short b = gdalColorTable->GetColorEntry((int)pixelValue)->c3;
short a = gdalColorTable->GetColorEntry((int)pixelValue)->c4;
write_pixel(r, gdalType, 4, image, y, x, 2);
write_pixel(g, gdalType, 4, image, y, x, 1);
write_pixel(b, gdalType, 4, image, y, x, 0);
if (image.channels() > 3){
write_pixel(a, gdalType, 4, image, y, x, 1);
}
}
// otherwise, set zeros
else{
write_pixel(pixelValue, gdalType, 1, image, y, x, c);
}
}
void fill( int x, int y, int old_color, int new_color ) {
/* Perform an interior-defined 4-connected fill. */
stack S ;
if( init_stack( &S ) == ERROR ) {
printf( INIT_ERR ) ;
return ;
}
push_xy( &S, x, y ) ;
while( !empty_stack( &S ) ) {
pop_xy( &S, &x, &y ) ;
if( read_pixel( x, y ) == old_color ) {
write_pixel( x, y, new_color ) ;
PUSH_XY( &S, x, ( y - 1 ) ) ;
PUSH_XY( &S, x, ( y + 1 ) ) ;
PUSH_XY( &S, ( x - 1 ), y ) ;
PUSH_XY( &S, ( x + 1 ), y ) ;
}
}
}
void light(int r, int c, int x, int y){ //prints a bulb light
int i, color;
switch(board[r][c]){ //sets the bulb's color
case on: color = YELLOW; break;
case son: color = WHITE; break;
case off: color = DARK_BLUE; break;
case soff: color = BLUE; break;
}
for (i=9;i<17;i++)write_pixel(i+x,2+y,color);
for (i=7;i<19;i++)write_pixel(i+x,3+y,color);
for (i=5;i<20;i++)write_pixel(i+x,4+y,color);
for (i=4;i<21;i++)write_pixel(i+x,5+y,color);
for (i=4;i<21;i++)write_pixel(i+x,6+y,color);
for (i=3;i<22;i++)write_pixel(i+x,7+y,color);
for (i=3;i<22;i++)write_pixel(i+x,8+y,color);
for (i=4;i<21;i++)write_pixel(i+x,9+y,color);
for (i=4;i<21;i++)write_pixel(i+x,10+y,color);
for (i=5;i<20;i++)write_pixel(i+x,11+y,color);
for (i=7;i<18;i++)write_pixel(i+x,12+y,color);
for (i=9;i<17;i++)write_pixel(i+x,13+y,color);
}
void light2(int x, int y, int color){ //prints bulb light without checking,
int i; //explicit color defining
for (i=9;i<17;i++)write_pixel(i+x,2+y,color);
for (i=7;i<19;i++)write_pixel(i+x,3+y,color);
for (i=5;i<20;i++)write_pixel(i+x,4+y,color);
for (i=4;i<21;i++)write_pixel(i+x,5+y,color);
for (i=4;i<21;i++)write_pixel(i+x,6+y,color);
for (i=3;i<22;i++)write_pixel(i+x,7+y,color);
for (i=3;i<22;i++)write_pixel(i+x,8+y,color);
for (i=4;i<21;i++)write_pixel(i+x,9+y,color);
for (i=4;i<21;i++)write_pixel(i+x,10+y,color);
for (i=5;i<20;i++)write_pixel(i+x,11+y,color);
for (i=7;i<18;i++)write_pixel(i+x,12+y,color);
for (i=9;i<17;i++)write_pixel(i+x,13+y,color);
}
cv::Mat KGDAL2CV::ImgReadByGDAL(GDALRasterBand* pBand, int xStart, int yStart, int xWidth, int yWidth)
{
m_width = pBand->GetXSize();
m_height = pBand->GetYSize();
m_nBand = 1;
// check if we have a color palette
int tempType;
if (pBand->GetColorInterpretation() == GCI_PaletteIndex){
// remember that we have a color palette
hasColorTable = true;
// if the color tables does not exist, then we failed
if (pBand->GetColorTable() == NULL){
return cv::Mat();
}
// otherwise, get the pixeltype
// convert the palette interpretation to opencv type
tempType = gdalPaletteInterpretation2OpenCV(pBand->GetColorTable()->GetPaletteInterpretation(), pBand->GetRasterDataType());
if (tempType == -1){
return cv::Mat();
}
m_type = tempType;
}
// otherwise, we have standard channels
else{
// remember that we don't have a color table
hasColorTable = false;
// convert the datatype to opencv
tempType = gdal2opencv(pBand->GetRasterDataType(), m_nBand);
if (tempType == -1){
return cv::Mat();
}
m_type = tempType;
}
if (xStart < 0 || yStart < 0 || xWidth < 1 || yWidth < 1 || xStart > m_width - 1 || yStart > m_height - 1) return cv::Mat();
if (xStart + xWidth > m_width)
{
std::cout << "The specified width is invalid, Automatic optimization is executed!" << std::endl;
xWidth = m_width - xStart;
}
if (yStart + yWidth > m_height)
{
std::cout << "The specified height is invalid, Automatic optimization is executed!" << std::endl;
yWidth = m_height - yStart;
}
cv::Mat img(yWidth, xWidth, m_type, cv::Scalar::all(0.f));
// iterate over each raster band
// note that OpenCV does bgr rather than rgb
GDALColorTable* gdalColorTable = NULL;
if (pBand->GetColorTable() != NULL){
gdalColorTable = pBand->GetColorTable();
}
const GDALDataType gdalType = pBand->GetRasterDataType();
//if (m_nBand > img.channels()){
// m_nBand = img.channels();
//}
for (int c = 0; c < img.channels(); c++){
// grab the raster size
if (hasColorTable && gdalColorTable->GetPaletteInterpretation() == GPI_RGB) c = img.channels() - 1;
// create a temporary scanline pointer to store data
double* scanline = new double[xWidth];
// iterate over each row and column
for (int y = 0; y<yWidth; y++){
// get the entire row
pBand->RasterIO(GF_Read, xStart, y + yStart, xWidth, 1, scanline, xWidth, 1, GDT_Float64, 0, 0);
// set inside the image
for (int x = 0; x<xWidth; x++){
// set depending on image types
// given boost, I would use enable_if to speed up. Avoid for now.
if (hasColorTable == false){
write_pixel(scanline[x], gdalType, m_nBand, img, y, x, c);
}
else{
write_ctable_pixel(scanline[x], gdalType, gdalColorTable, img, y, x, c);
}
}
}
// delete our temp pointer
delete[] scanline;
}
return img;
}
cv::Mat KGDAL2CV::ImgReadByGDAL(cv::String filename, int xStart, int yStart, int xWidth, int yWidth, bool beReadFourth)
{
m_filename = filename;
if (!readHeader()) return cv::Mat();
int tempType = m_type;
if (xStart < 0 || yStart < 0 || xWidth < 1 || yWidth < 1 || xStart > m_width - 1 || yStart > m_height - 1) return cv::Mat();
if (xStart + xWidth > m_width)
{
std::cout << "The specified width is invalid, Automatic optimization is executed!" << std::endl;
xWidth = m_width - xStart;
}
if (yStart + yWidth > m_height)
{
std::cout << "The specified height is invalid, Automatic optimization is executed!" << std::endl;
yWidth = m_height - yStart;
}
if (!beReadFourth && 4 == m_nBand)
{
for (unsigned int index = CV_8S; index < CV_USRTYPE1; ++index)
{
if (CV_MAKETYPE(index, m_nBand) == m_type)
{
std::cout << "We won't read the fourth band unless it's datatype is GDT_Byte!" << std::endl;
//tempType = -1;
tempType = tempType - ((3 << CV_CN_SHIFT) - (2 << CV_CN_SHIFT));
break;
//tempType = CV_MAKETYPE(index, m_nBand);
}
}
}
cv::Mat img(yWidth, xWidth, tempType, cv::Scalar::all(0.f));
// iterate over each raster band
// note that OpenCV does bgr rather than rgb
int nChannels = m_dataset->GetRasterCount();
GDALColorTable* gdalColorTable = NULL;
if (m_dataset->GetRasterBand(1)->GetColorTable() != NULL){
gdalColorTable = m_dataset->GetRasterBand(1)->GetColorTable();
}
const GDALDataType gdalType = m_dataset->GetRasterBand(1)->GetRasterDataType();
//if (nChannels > img.channels()){
// nChannels = img.channels();
//}
for (int c = 0; c < img.channels(); c++){
int realBandIndex = c;
// get the GDAL Band
GDALRasterBand* band = m_dataset->GetRasterBand(c + 1);
//if (hasColorTable == false){
if (GCI_RedBand == band->GetColorInterpretation()) realBandIndex = 2;
if (GCI_GreenBand == band->GetColorInterpretation()) realBandIndex = 1;
if (GCI_BlueBand == band->GetColorInterpretation()) realBandIndex = 0;
//}
if (hasColorTable && gdalColorTable->GetPaletteInterpretation() == GPI_RGB) c = img.channels() - 1;
// make sure the image band has the same dimensions as the image
if (band->GetXSize() != m_width || band->GetYSize() != m_height){ return cv::Mat(); }
// create a temporary scanline pointer to store data
double* scanline = new double[xWidth];
// iterate over each row and column
for (int y = 0; y<yWidth; y++){
// get the entire row
band->RasterIO(GF_Read, xStart, y + yStart, xWidth, 1, scanline, xWidth, 1, GDT_Float64, 0, 0);
// set inside the image
for (int x = 0; x<xWidth; x++){
// set depending on image types
// given boost, I would use enable_if to speed up. Avoid for now.
if (hasColorTable == false){
write_pixel(scanline[x], gdalType, nChannels, img, y, x, realBandIndex);
}
else{
write_ctable_pixel(scanline[x], gdalType, gdalColorTable, img, y, x, c);
}
}
}
// delete our temp pointer
delete[] scanline;
}
return img;
}
cv::Mat KGDAL2CV::ImgReadByGDAL(GDALRasterBand* pBand)
{
m_width = pBand->GetXSize();
m_height = pBand->GetYSize();
m_nBand = 1;
// check if we have a color palette
int tempType;
if (pBand->GetColorInterpretation() == GCI_PaletteIndex){
// remember that we have a color palette
hasColorTable = true;
// if the color tables does not exist, then we failed
if (pBand->GetColorTable() == NULL){
return cv::Mat();
}
// otherwise, get the pixeltype
// convert the palette interpretation to opencv type
tempType = gdalPaletteInterpretation2OpenCV(pBand->GetColorTable()->GetPaletteInterpretation(), pBand->GetRasterDataType());
if (tempType == -1){
return cv::Mat();
}
m_type = tempType;
}
// otherwise, we have standard channels
else{
// remember that we don't have a color table
hasColorTable = false;
// convert the datatype to opencv
tempType = gdal2opencv(pBand->GetRasterDataType(), m_nBand);
if (tempType == -1){
return cv::Mat();
}
m_type = tempType;
}
cv::Mat img(m_height, m_width, m_type, cv::Scalar::all(0.f));
// iterate over each raster band
// note that OpenCV does bgr rather than rgb
GDALColorTable* gdalColorTable = NULL;
if (pBand->GetColorTable() != NULL){
gdalColorTable = pBand->GetColorTable();
}
const GDALDataType gdalType = pBand->GetRasterDataType();
int nRows, nCols;
//if (m_nBand > img.channels()){
// m_nBand = img.channels();
//}
for (int c = 0; c < img.channels(); c++){
// grab the raster size
nRows = pBand->GetYSize();
nCols = pBand->GetXSize();
if (hasColorTable && gdalColorTable->GetPaletteInterpretation() == GPI_RGB) c = img.channels() - 1;
// create a temporary scanline pointer to store data
double* scanline = new double[nCols];
// iterate over each row and column
for (int y = 0; y<nRows; y++){
// get the entire row
pBand->RasterIO(GF_Read, 0, y, nCols, 1, scanline, nCols, 1, GDT_Float64, 0, 0);
// set inside the image
for (int x = 0; x<nCols; x++){
// set depending on image types
// given boost, I would use enable_if to speed up. Avoid for now.
if (hasColorTable == false){
write_pixel(scanline[x], gdalType, m_nBand, img, y, x, c);
}
else{
write_ctable_pixel(scanline[x], gdalType, gdalColorTable, img, y, x, c);
}
}
}
// delete our temp pointer
delete[] scanline;
}
return img;
}
/**
* read data
*/
bool KGDAL2CV::readData(cv::Mat img){
// make sure the image is the proper size
if (img.size().height != m_height){
return false;
}
if (img.size().width != m_width){
return false;
}
// make sure the raster is alive
if (m_dataset == NULL || m_driver == NULL){
return false;
}
// set the image to zero
img = 0;
// iterate over each raster band
// note that OpenCV does bgr rather than rgb
int nChannels = m_dataset->GetRasterCount();
GDALColorTable* gdalColorTable = NULL;
if (m_dataset->GetRasterBand(1)->GetColorTable() != NULL){
gdalColorTable = m_dataset->GetRasterBand(1)->GetColorTable();
}
const GDALDataType gdalType = m_dataset->GetRasterBand(1)->GetRasterDataType();
int nRows, nCols;
//if (nChannels > img.channels()){
// nChannels = img.channels();
//}
for (int c = 0; c < img.channels(); c++){
int realBandIndex = c;
// get the GDAL Band
GDALRasterBand* band = m_dataset->GetRasterBand(c + 1);
//if (hasColorTable == false){
if (GCI_RedBand == band->GetColorInterpretation()) realBandIndex = 2;
if (GCI_GreenBand == band->GetColorInterpretation()) realBandIndex = 1;
if (GCI_BlueBand == band->GetColorInterpretation()) realBandIndex = 0;
//}
if (hasColorTable && gdalColorTable->GetPaletteInterpretation() == GPI_RGB) c = img.channels() - 1;
// make sure the image band has the same dimensions as the image
if (band->GetXSize() != m_width || band->GetYSize() != m_height){ return false; }
// grab the raster size
nRows = band->GetYSize();
nCols = band->GetXSize();
// create a temporary scanline pointer to store data
double* scanline = new double[nCols];
// iterate over each row and column
for (int y = 0; y<nRows; y++){
// get the entire row
band->RasterIO(GF_Read, 0, y, nCols, 1, scanline, nCols, 1, GDT_Float64, 0, 0);
// set inside the image
for (int x = 0; x<nCols; x++){
// set depending on image types
// given boost, I would use enable_if to speed up. Avoid for now.
if (hasColorTable == false){
write_pixel(scanline[x], gdalType, nChannels, img, y, x, realBandIndex);
}
else{
write_ctable_pixel(scanline[x], gdalType, gdalColorTable, img, y, x, c);
}
}
}
// delete our temp pointer
delete[] scanline;
}
return true;
}
void Erase(int x, int y, int w, int h){ //basically covers an area with a black rectangle
int i,j;
for (i=y;i<=(y+h);i++)
for (j=x;j<=(x+w);j++)
write_pixel(j,i,100);
}
static void plot_minutiae(unsigned char *rgbdata, int width, int height,
struct fp_minutia **minlist, int nr_minutiae)
{
int i;
#define write_pixel(num) do { \
rgbdata[((num) * 3)] = 0xff; \
rgbdata[((num) * 3) + 1] = 0; \
rgbdata[((num) * 3) + 2] = 0; \
} while(0)
for (i = 0; i < nr_minutiae; i++) {
struct fp_minutia *min = minlist[i];
size_t pixel_offset = (min->y * width) + min->x;
write_pixel(pixel_offset - 2);
write_pixel(pixel_offset - 1);
write_pixel(pixel_offset);
write_pixel(pixel_offset + 1);
write_pixel(pixel_offset + 2);
write_pixel(pixel_offset - (width * 2));
write_pixel(pixel_offset - (width * 1) - 1);
write_pixel(pixel_offset - (width * 1));
write_pixel(pixel_offset - (width * 1) + 1);
write_pixel(pixel_offset + (width * 1) - 1);
write_pixel(pixel_offset + (width * 1));
write_pixel(pixel_offset + (width * 1) + 1);
write_pixel(pixel_offset + (width * 2));
}
}
void gray(int x, int y){ //prints a gray bulb socket
int i;
for (i=8;i<18;i++)write_pixel(i+x,0+y,56);
for (i=6;i<20;i++)write_pixel(i+x,1+y,56);
for (i=4;i<21;i++)write_pixel(i+x,2+y,56);
for (i=3;i<22;i++)write_pixel(i+x,3+y,56);
for (i=2;i<23;i++)write_pixel(i+x,4+y,56);
for (i=1;i<24;i++)write_pixel(i+x,5+y,56);
for (i=1;i<25;i++)write_pixel(i+x,6+y,56);
for (i=0;i<25;i++)write_pixel(i+x,7+y,56);
for (i=0;i<25;i++)write_pixel(i+x,8+y,56);
for (i=0;i<25;i++)write_pixel(i+x,9+y,56);
for (i=0;i<25;i++)write_pixel(i+x,10+y,56);
for (i=0;i<25;i++)write_pixel(i+x,11+y,56);
for (i=1;i<24;i++)write_pixel(i+x,12+y,56);
for (i=1;i<24;i++)write_pixel(i+x,13+y,56);
for (i=2;i<23;i++)write_pixel(i+x,14+y,56);
for (i=3;i<22;i++)write_pixel(i+x,15+y,56);
for (i=5;i<20;i++)write_pixel(i+x,16+y,56);
for (i=7;i<18;i++)write_pixel(i+x,17+y,56);
for (i=9;i<15;i++)write_pixel(i+x,18+y,56);
}
void mouseUp( int x, int y )
{
write_pixel( x, y, 0xff, 0xff, 0x00 );
};
LLDSPEC void gdisp_lld_write_color(GDisplay *g) {
write_pixel(g, gdispColor2Native(g->p.color));
}
RGBImage *
image_gen_image_scale(RGBImage * data, int scale)
{
RGBImage *img;
int x, y;
int i, j;
double cum_r, cum_g, cum_b;
double avg_r, avg_g, avg_b;
double min_color, max_color;
int x_scale, y_scale;
int columns, rows, nbytes;
assert(data->rows);
assert(data->columns);
/* compute new real size */
columns = data->columns / scale;
rows = data->rows / scale;
nbytes = sizeof(RGBImage) + columns * rows * sizeof(RGBPixel);
img = (RGBImage *) malloc(nbytes);
if (img == NULL) {
/*
* XXX log
*/
printf("XXX failed to allocate image \n");
exit(1);
}
/*
* First go through all the data to cmpute the number of rows,
* max number of columns as well as the min and max values
* for this image.
*/
img->columns = columns;
img->rows = rows;
img->nbytes = nbytes;
img->type = data->type;
min_color = 0;
max_color = 255;
#ifdef VERBOSE
fprintf(stderr, "min color %f max %f diff %f \n", min_color, max_color,
max_color - min_color);
fprintf(stderr, "orig row %d col %d \n", data->columns, data->rows);
fprintf(stderr, "scaled row %d col %d \n", img->columns, img->rows);
#endif
for (y = 0; y < img->rows; y++) {
for (x = 0; x < img->columns; x++) {
y_scale = y * scale;
x_scale = x * scale;
cum_r = cum_g = cum_b = 0;
for (i = 0; i < scale; i++) {
for (j = 0; j < scale; j++) {
RGBPixel *pixel =
&data->data[(y_scale + j) * data->columns +
(x_scale + i)];
cum_r += pixel->r;
cum_g += pixel->g;
cum_b += pixel->b;
}
}
avg_r = cum_r / ((double) (scale * scale));
avg_g = cum_g / ((double) (scale * scale));
avg_b = cum_b / ((double) (scale * scale));
if (avg_r < min_color) {
avg_r = min_color;
}
if (avg_g < min_color) {
avg_g = min_color;
}
if (avg_b < min_color) {
avg_b = min_color;
}
if (avg_r > max_color) {
avg_r = max_color;
}
if (avg_g > max_color) {
avg_g = max_color;
}
if (avg_b > max_color) {
avg_b = max_color;
}
write_pixel(img, x, y, (u_char) avg_r, (u_char) avg_g,
(u_char) avg_b);
}
}
#ifdef VERBOSE
fprintf(stderr, "image_gen_image_scale\n");
#endif
return (img);
}
void mouseDown( int x, int y )
{
write_pixel( x, y, 0xff, 0x00, 0x00 );
};
void MediaPluginExample::receiveMessage( const char* message_string )
{
LLPluginMessage message_in;
if ( message_in.parse( message_string ) >= 0 )
{
std::string message_class = message_in.getClass();
std::string message_name = message_in.getName();
if ( message_class == LLPLUGIN_MESSAGE_CLASS_BASE )
{
if ( message_name == "init" )
{
LLPluginMessage message( "base", "init_response" );
LLSD versions = LLSD::emptyMap();
versions[ LLPLUGIN_MESSAGE_CLASS_BASE ] = LLPLUGIN_MESSAGE_CLASS_BASE_VERSION;
versions[ LLPLUGIN_MESSAGE_CLASS_MEDIA ] = LLPLUGIN_MESSAGE_CLASS_MEDIA_VERSION;
versions[ LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER ] = LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER_VERSION;
message.setValueLLSD( "versions", versions );
std::string plugin_version = "Example media plugin, Example Version 1.0.0.0";
message.setValue( "plugin_version", plugin_version );
sendMessage( message );
}
else
if ( message_name == "idle" )
{
// no response is necessary here.
F64 time = message_in.getValueReal( "time" );
// Convert time to milliseconds for update()
update( time );
}
else
if ( message_name == "cleanup" )
{
// clean up here
}
else
if ( message_name == "shm_added" )
{
SharedSegmentInfo info;
info.mAddress = message_in.getValuePointer( "address" );
info.mSize = ( size_t )message_in.getValueS32( "size" );
std::string name = message_in.getValue( "name" );
mSharedSegments.insert( SharedSegmentMap::value_type( name, info ) );
}
else
if ( message_name == "shm_remove" )
{
std::string name = message_in.getValue( "name" );
SharedSegmentMap::iterator iter = mSharedSegments.find( name );
if( iter != mSharedSegments.end() )
{
if ( mPixels == iter->second.mAddress )
{
// This is the currently active pixel buffer.
// Make sure we stop drawing to it.
mPixels = NULL;
mTextureSegmentName.clear();
};
mSharedSegments.erase( iter );
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown shared memory region!" << std::endl;
};
// Send the response so it can be cleaned up.
LLPluginMessage message( "base", "shm_remove_response" );
message.setValue( "name", name );
sendMessage( message );
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown base message: " << message_name << std::endl;
};
}
else
if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA )
{
if ( message_name == "init" )
{
// Plugin gets to decide the texture parameters to use.
LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "texture_params" );
message.setValueS32( "default_width", mWidth );
message.setValueS32( "default_height", mHeight );
message.setValueS32( "depth", mDepth );
message.setValueU32( "internalformat", GL_RGBA );
message.setValueU32( "format", GL_RGBA );
message.setValueU32( "type", GL_UNSIGNED_BYTE );
message.setValueBoolean( "coords_opengl", false );
sendMessage( message );
}
else if ( message_name == "size_change" )
{
std::string name = message_in.getValue( "name" );
S32 width = message_in.getValueS32( "width" );
S32 height = message_in.getValueS32( "height" );
S32 texture_width = message_in.getValueS32( "texture_width" );
S32 texture_height = message_in.getValueS32( "texture_height" );
if ( ! name.empty() )
{
// Find the shared memory region with this name
SharedSegmentMap::iterator iter = mSharedSegments.find( name );
if ( iter != mSharedSegments.end() )
{
mPixels = ( unsigned char* )iter->second.mAddress;
mWidth = width;
mHeight = height;
mTextureWidth = texture_width;
mTextureHeight = texture_height;
init();
};
};
LLPluginMessage message( LLPLUGIN_MESSAGE_CLASS_MEDIA, "size_change_response" );
message.setValue( "name", name );
message.setValueS32( "width", width );
message.setValueS32( "height", height );
message.setValueS32( "texture_width", texture_width );
message.setValueS32( "texture_height", texture_height );
sendMessage( message );
}
else
if ( message_name == "load_uri" )
{
std::string uri = message_in.getValue( "uri" );
if ( ! uri.empty() )
{
};
}
else
if ( message_name == "mouse_event" )
{
std::string event = message_in.getValue( "event" );
S32 button = message_in.getValueS32( "button" );
// left mouse button
if ( button == 0 )
{
int mouse_x = message_in.getValueS32( "x" );
int mouse_y = message_in.getValueS32( "y" );
std::string modifiers = message_in.getValue( "modifiers" );
if ( event == "move" )
{
if ( mMouseButtonDown )
write_pixel( mouse_x, mouse_y, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80, rand() % 0x80 + 0x80 );
}
else
if ( event == "down" )
{
mMouseButtonDown = true;
}
else
if ( event == "up" )
{
mMouseButtonDown = false;
}
else
if ( event == "double_click" )
{
};
};
}
else
if ( message_name == "key_event" )
{
std::string event = message_in.getValue( "event" );
S32 key = message_in.getValueS32( "key" );
std::string modifiers = message_in.getValue( "modifiers" );
if ( event == "down" )
{
if ( key == ' ')
{
mLastUpdateTime = 0;
update( 0.0f );
};
};
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown media message: " << message_string << std::endl;
};
}
else
if ( message_class == LLPLUGIN_MESSAGE_CLASS_MEDIA_BROWSER )
{
if ( message_name == "browse_reload" )
{
mLastUpdateTime = 0;
mFirstTime = true;
mStopAction = false;
update( 0.0f );
}
else
if ( message_name == "browse_stop" )
{
for( int n = 0; n < ENumObjects; ++n )
mXInc[ n ] = mYInc[ n ] = 0;
mStopAction = true;
update( 0.0f );
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown media_browser message: " << message_string << std::endl;
};
}
else
{
//std::cerr << "MediaPluginExample::receiveMessage: unknown message class: " << message_class << std::endl;
};
};
}
void mouseMove( int x, int y )
{
write_pixel( x, y, 0xff, 0x00, 0xff );
};
void render_char(char *fbp,int x,int y,char **font,int charname,unsigned short int effects){
/* Effects:
* 0 - None
* 1 - Red
* 2 - Green
* 3 - Blue
*/
unsigned short int which_color = 0;
unsigned long int fontdata_pos = 0;
unsigned long int wanted_pos = 0;
int r,g,b;
int x_cur;
int y_cur;
x_cur = x;
y_cur = y;
if ( ( ( x + *font[0] ) > vinfo.xres ) || ( ( y + *font[1] ) > vinfo.yres ) ) {
printf("Warning: Attempted to access beyond end of framebuffer device. Operation cancelled.\n");
} else {
wanted_pos = (charname - 0x20) * *font[0] * *font[1] * 3;
for ( fontdata_pos = wanted_pos; fontdata_pos < (wanted_pos+(*font[0] * *font[1] * 3)); fontdata_pos++) {
switch ( which_color ) {
case 0:
r = font[2][fontdata_pos];
which_color++;
break;
case 1:
g = font[2][fontdata_pos];
which_color++;
break;
case 2:
b = font[2][fontdata_pos];
which_color = 0;
if ( r == 0 && g == 0 && b == 0){
} else {
switch ( effects ) {
case 0:
write_pixel(fbp,x_cur,y_cur,r,g,b,0);
break;
case 1:
write_pixel(fbp,x_cur,y_cur,r,0,0,0);
break;
case 2:
write_pixel(fbp,x_cur,y_cur,0,g,0,0);
break;
case 3:
write_pixel(fbp,x_cur,y_cur,0,0,b,0);
break;
}
}
if ( x_cur - x < (*font[0] - 1) ){
x_cur++;
} else {
x_cur = x;
y_cur++;
}
break;
}
}
}
}