stephanedeluca

/// Shows what to do when creating an enum value from a integer value

enum ThemeColor { red, green,}


void main() {
  
  try {
    final nonExistent = ThemeColor.values[3];
    print("Non existent enum is $nonExistent");

caojianhua

@interface SREAGLContext : NSObject

+ (EAGLContext*)sharedContext;

+ (EAGLContext*)newContext: (EAGLRenderingAPI) api;

@end

@implementation SREAGLContext

zhangzhensong

// don't forget to include related head files
void BindCVMat2GLTexture(cv::Mat& image, GLuint& imageTexture)
{
   if(image.empty()){
      std::cout << "image empty" << std::endl;
  }else{
      //glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
      glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
      glGenTextures(1, &imageTexture1);
      glBindTexture(GL_TEXTURE_2D, imageTexture1);