X-Git-Url: http://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.1%2Fguicast%2Fbctexture.C;h=59e21810d50ba64ffd07c23ebb4ca240592b4d11;hb=7e5a0760f40ff787cc3d93cb7768a901ebe52809;hp=d9bc92d94869d67e314cc907d0495f3b8d16be27;hpb=235c9cc4df8306babbbfda46189108fe262d44ef;p=goodguy%2Fhistory.git

diff --git a/cinelerra-5.1/guicast/bctexture.C b/cinelerra-5.1/guicast/bctexture.C
index d9bc92d9..59e21810 100644
--- a/cinelerra-5.1/guicast/bctexture.C
+++ b/cinelerra-5.1/guicast/bctexture.C
@@ -33,7 +33,6 @@ BC_Texture::BC_Texture(int w, int h, int colormodel)
 	this->h = h;
 	this->colormodel = colormodel;
 	texture_id = -1;
-	texture_id = -1;
 	texture_w = 0;
 	texture_h = 0;
 	texture_components = 0;
@@ -227,18 +226,34 @@ 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);
+	glActiveTexture(GL_TEXTURE31);
+	glBindTexture(GL_TEXTURE_2D, texture_id);
+	glEnable(GL_TEXTURE_2D);
 	int w = get_texture_w(), h = get_texture_h();
-	uint8_t img[w*h*3];
+	uint8_t *img = new uint8_t[w*h*3];
 	glGetTexImage(GL_TEXTURE_2D, 0, GL_RGB, GL_UNSIGNED_BYTE, img);
 	write_ppm(img, w, h, "%s", fn);
+	delete img;
 	glActiveTexture(prev_id);
 #endif
 }