X-Git-Url: http://git.cinelerra-gg.org/git/?p=goodguy%2Fhistory.git;a=blobdiff_plain;f=cinelerra-5.1%2Fguicast%2Fbctexture.C;h=b527b4e137327ab853a7528958907338d30b56d2;hp=ef77f8ea35422cf07a5e7e06586518f89e098d34;hb=c279e21fc2394a7908bbd1ba8c79b116fe9fb14a;hpb=87141f1b454130848c34efdea9cf832d17463830

diff --git a/cinelerra-5.1/guicast/bctexture.C b/cinelerra-5.1/guicast/bctexture.C
index ef77f8ea..b527b4e1 100644
--- a/cinelerra-5.1/guicast/bctexture.C
+++ b/cinelerra-5.1/guicast/bctexture.C
@@ -227,10 +227,24 @@ void BC_Texture::bind(int texture_unit)
 #endif
 }
 
-void write_ppm(uint8_t *tp, int w, int h, const char *fmt, ...);
+#ifdef HAVE_GL
+static void write_ppm(uint8_t *tp, int w, int h, const char *fmt, ...)
+{
+  va_list ap;    va_start(ap, fmt);
+  char fn[256];  vsnprintf(fn, sizeof(fn), fmt, ap);
+  va_end(ap);
+  FILE *fp = !strcmp(fn,"-") ? stdout : fopen(fn,"w");
+  if( fp ) {
+    fprintf(fp,"P6\n%d %d\n255\n",w,h);
+    fwrite(tp,3*w,h,fp);
+    if( fp != stdout ) fclose(fp);
+  }
+}
+#endif
 
 void BC_Texture::write_tex(const char *fn)
 {
+#ifdef HAVE_GL
 	int prev_id = -1;
 	glGetIntegerv(GL_ACTIVE_TEXTURE, &prev_id);
 	glActiveTexture(this->texture_id);
@@ -239,6 +253,7 @@ void BC_Texture::write_tex(const char *fn)
 	glGetTexImage(GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, img);
 	write_ppm(img, w, h, "%s", fn);
 	glActiveTexture(prev_id);
+#endif
 }