void SpriteSheet::LoadTexture(RESID spritesheet_res_id, bool invert_img_y)
{
// Load the sprite sheet texture
FileResource spritesheet_res = ResourceLoader::GetBinResource(spritesheet_res_id);
int width = 0, height = 0, channels = 0;
unsigned char* texture_img = SOIL_load_image_from_memory((unsigned char*)spritesheet_res.bin_data,
spritesheet_res.res_size, &width, &height, &channels,
SOIL_LOAD_RGBA);
tex_width_ = width;
tex_height_ = height;
if (invert_img_y)
{
unsigned char* inverted_image = InvertImage(texture_img, width, height, channels);
SOIL_free_image_data(texture_img);
texture_img = inverted_image;
}
glGenTextures(1, &spritesheet_texture_);
glBindTexture(GL_TEXTURE_2D, spritesheet_texture_);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tex_width_, tex_height_, 0, GL_RGBA, GL_UNSIGNED_BYTE, texture_img);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glBindTexture(GL_TEXTURE_2D, 0);
if (invert_img_y)
delete[] texture_img;
else
SOIL_free_image_data(texture_img);
}
void Capture::update()
{
cvGrabFrame(m_capture);
IplImage *frame = cvRetrieveFrame(m_capture);
TmpBufferImage btmp(CV_8UC3);
if ( frame != NULL )
{
CvMat *mat = cvCreateMat(frame->height, frame->width, CV_8UC3);
if ( m_invert )
{
CvMat *tmp = btmp.getImage(frame->width, frame->height);
cvConvertImage(frame, tmp, CV_CVTIMG_SWAP_RB);
InvertImage(tmp, mat);
}
else
{
cvConvertImage(frame, mat, CV_CVTIMG_SWAP_RB);
}
m_wpipe.write(mat);
}
}
// Invert image using C++ with MMX
void CChildView::OnInvertcolorsCMmx()
{
InvertImage(&CImg32Operations::InvertImageC_MMX);
}
// Invert image using Assembly
void CChildView::OnInvertcolorsAssemblyMmx()
{
InvertImage(&CImg32Operations::InvertImageAssembly_MMX);
}
// Invert image using C++
void CChildView::OnInvertcolorsC()
{
InvertImage(&CImg32Operations::InvertImageCPlusPlus);
}