X-Git-Url: http://git.mutantstargoat.com?p=test_compression;a=blobdiff_plain;f=main.c;h=a0233077b478fca0c3d20a177d3e2b3573dc4262;hp=32da284900eb8a1ec2de0e16e8d137a848d59493;hb=673c03f31ddd2b6ed646ec6fc0c225833201bd65;hpb=4000d858aed75d56961a40be2dfd313b1a32a41b

diff --git a/main.c b/main.c
index 32da284..a023307 100644
--- a/main.c
+++ b/main.c
@@ -3,6 +3,7 @@
 #include <string.h>
 #include <errno.h>
 #include <assert.h>
+#include <GL/glew.h>
 #include <GL/freeglut.h>
 
 #undef USE_SRGB
@@ -45,6 +46,8 @@ int main(int argc, char **argv)
 	glutReshapeFunc(reshape);
 	glutKeyboardFunc(keyb);
 
+	glewInit();
+
 	if(init() == -1) {
 		return 1;
 	}
@@ -353,7 +356,11 @@ void print_compressed_formats(void)
 	glGetIntegerv(GL_COMPRESSED_TEXTURE_FORMATS, fmtlist);
 
 	for(i=0; i<num_fmt; i++) {
+		printf("\n");
 		printf(" %05x: %s\n", fmtlist[i], fmtstr(fmtlist[i]));
+		GLint params;
+		glGetInternalformativ(GL_TEXTURE_2D, fmtlist[i], GL_TEXTURE_COMPRESSED, 1, &params);
+		printf("the format is %s\n", params == GL_TRUE ? "compressed" : "not compressed");
 	}
 	free(fmtlist);
 }