Use nullptr everywhere, now that we have C++11.

[movit] / demo.cpp

diff --git a/demo.cpp b/demo.cpp
index dd04c84314160ccdec170672ae8244092efaa2ac..53a5d721a56d5bbd16115498d00e0b5f9d30be13 100644 (file)
--- a/demo.cpp
+++ b/demo.cpp
@@ -111,13 +111,13 @@ void mouse(int x, int y)
 unsigned char *load_image(const char *filename, unsigned *w, unsigned *h)
 {
        SDL_Surface *img = IMG_Load(filename);
-       if (img == NULL) {
+       if (img == nullptr) {
                fprintf(stderr, "Load of '%s' failed\n", filename);
                exit(1);
        }
 
        SDL_PixelFormat rgba_fmt;
-       rgba_fmt.palette = NULL;
+       rgba_fmt.palette = nullptr;
        rgba_fmt.BitsPerPixel = 32;
        rgba_fmt.BytesPerPixel = 8;
        rgba_fmt.Rloss = rgba_fmt.Gloss = rgba_fmt.Bloss = rgba_fmt.Aloss = 0;
@@ -151,7 +151,7 @@ unsigned char *load_image(const char *filename, unsigned *w, unsigned *h)
 void write_png(const char *filename, unsigned char *screenbuf)
 {
        FILE *fp = fopen(filename, "wb");
-       png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+       png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, nullptr, NULL, NULL);
        png_infop info_ptr = png_create_info_struct(png_ptr);
        
        if (setjmp(png_jmpbuf(png_ptr))) {
@@ -169,7 +169,7 @@ void write_png(const char *filename, unsigned char *screenbuf)
 
        png_init_io(png_ptr, fp);
        png_set_rows(png_ptr, info_ptr, row_pointers);
-       png_write_png(png_ptr, info_ptr, PNG_TRANSFORM_BGR, NULL);
+       png_write_png(png_ptr, info_ptr, PNG_TRANSFORM_BGR, nullptr);
        png_destroy_write_struct(&png_ptr, &info_ptr);
        fclose(fp);
 
@@ -200,10 +200,10 @@ int main(int argc, char **argv)
                WIDTH, HEIGHT,
                SDL_WINDOW_OPENGL);
        SDL_GLContext context = SDL_GL_CreateContext(window);
-       assert(context != NULL);
+       assert(context != nullptr);
 #else
        SDL_SetVideoMode(WIDTH, HEIGHT, 0, SDL_OPENGL);
-       SDL_WM_SetCaption("OpenGL window", NULL);
+       SDL_WM_SetCaption("OpenGL window", nullptr);
 #endif
 
        CHECK(init_movit(".", MOVIT_DEBUG_ON));
@@ -243,7 +243,7 @@ int main(int argc, char **argv)
        GLuint pbo;
        glGenBuffers(1, &pbo);
        glBindBuffer(GL_PIXEL_PACK_BUFFER_ARB, pbo);
-       glBufferData(GL_PIXEL_PACK_BUFFER_ARB, WIDTH * HEIGHT * 4, NULL, GL_STREAM_READ);
+       glBufferData(GL_PIXEL_PACK_BUFFER_ARB, WIDTH * HEIGHT * 4, nullptr, GL_STREAM_READ);
 
        init_hsv_resources();
        check_error();
@@ -255,7 +255,7 @@ int main(int argc, char **argv)
        clock_gettime(CLOCK_MONOTONIC, &start);
 #else
        struct timeval start, now;
-       gettimeofday(&start, NULL);
+       gettimeofday(&start, nullptr);
 #endif
 
        while (!quit) {
@@ -334,7 +334,7 @@ int main(int argc, char **argv)
                double elapsed = now.tv_sec - start.tv_sec +
                        1e-9 * (now.tv_nsec - start.tv_nsec);
 #else
-               gettimeofday(&now, NULL);
+               gettimeofday(&now, nullptr);
                double elapsed = now.tv_sec - start.tv_sec +
                        1e-6 * (now.tv_usec - start.tv_usec);
 #endif