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Added sanity check to GLContext.java

This commit is contained in:
Elias Naur 2005-01-12 08:58:41 +00:00
parent ccd37148e1
commit b27a9697ff
1 changed files with 4 additions and 2 deletions
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6
src/java/org/lwjgl/opengl/GLContext.java
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@ -278,6 +278,8 @@ public final class GLContext {
where the numbers all have one or more digits.
*/
String version = GL11.glGetString(GL11.GL_VERSION);
if (version == null)
throw new IllegalStateException("glGetString(GL_VERSION) returned null - possibly caused by missing current context.");
StringTokenizer version_tokenizer = new StringTokenizer(version, ". ");
String major_string = version_tokenizer.nextToken();
String minor_string = version_tokenizer.nextToken();
@ -285,7 +287,7 @@ public final class GLContext {
int majorVersion = Integer.parseInt(major_string);
int minorVersion = Integer.parseInt(minor_string);
if ( majorVersion == 2 ) {
if (majorVersion == 2) {
// ----------------------[ 2.X ]----------------------
addExtensionClass(exts, exts_names, "GL20", "OpenGL20");
// ----------------------[ 1.X ]----------------------
@ -294,7 +296,7 @@ public final class GLContext {
addExtensionClass(exts, exts_names, "GL13", "OpenGL13");
addExtensionClass(exts, exts_names, "GL12", "OpenGL12");
} else {
switch ( minorVersion ) {
switch (minorVersion) {
case 5:
addExtensionClass(exts, exts_names, "GL15", "OpenGL15");
// Intentional fall through