Don't use unsupported TEXTURE_{BASE,MAX}_LEVEL in GLES

jme3-core/src/main/java/com/jme3/renderer/opengl/GL.java

@@ -173,9 +173,7 @@ public interface GL {
     public static final int GL_TEXTURE_CUBE_MAP_NEGATIVE_Y = 0x8518;
     public static final int GL_TEXTURE_CUBE_MAP_POSITIVE_Z = 0x8519;
     public static final int GL_TEXTURE_CUBE_MAP_NEGATIVE_Z = 0x851A;
-    public static final int GL_TEXTURE_BASE_LEVEL = 0x813C;
     public static final int GL_TEXTURE_MAG_FILTER = 0x2800;
-    public static final int GL_TEXTURE_MAX_LEVEL = 0x813D;
     public static final int GL_TEXTURE_MIN_FILTER = 0x2801;
     public static final int GL_TEXTURE_WRAP_S = 0x2802;
     public static final int GL_TEXTURE_WRAP_T = 0x2803;

jme3-core/src/main/java/com/jme3/renderer/opengl/GL2.java

@@ -65,6 +65,8 @@ public interface GL2 extends GL {
     public static final int GL_STACK_OVERFLOW = 0x503;
     public static final int GL_STACK_UNDERFLOW = 0x504;
     public static final int GL_TEXTURE_3D = 0x806F;
+    public static final int GL_TEXTURE_BASE_LEVEL = 0x813C;
+    public static final int GL_TEXTURE_MAX_LEVEL = 0x813D;
     public static final int GL_POINT_SPRITE = 0x8861;
     public static final int GL_TEXTURE_COMPARE_FUNC = 0x884D;
     public static final int GL_TEXTURE_COMPARE_MODE = 0x884C;

jme3-core/src/main/java/com/jme3/renderer/opengl/GLRenderer.java

@@ -2197,11 +2197,15 @@ public final class GLRenderer implements Renderer {
         } else if (img.hasMipmaps()) {
             // Image already has mipmaps, set the max level based on the 
             // number of mipmaps we have.
-            gl.glTexParameteri(target, GL.GL_TEXTURE_MAX_LEVEL, img.getMipMapSizes().length - 1);
+            if (caps.contains(Caps.OpenGL20)) {
+                gl.glTexParameteri(target, GL2.GL_TEXTURE_MAX_LEVEL, img.getMipMapSizes().length - 1);
+            }
         } else {
             // Image does not have mipmaps and they are not required.
             // Specify that that the texture has no mipmaps.
-            gl.glTexParameteri(target, GL.GL_TEXTURE_MAX_LEVEL, 0);
+            if (caps.contains(Caps.OpenGL20)) {
+                gl.glTexParameteri(target, GL2.GL_TEXTURE_MAX_LEVEL, 0);
+            }
         }
 
         int imageSamples = img.getMultiSamples();

jme3-core/src/main/java/com/jme3/renderer/opengl/GLTracer.java

@@ -366,8 +366,8 @@ public final class GLTracer implements InvocationHandler {
         printEnum(param);
         print(", ");
         
-        if (param == GL.GL_TEXTURE_BASE_LEVEL
-                || param == GL.GL_TEXTURE_MAX_LEVEL) {
+        if (param == GL2.GL_TEXTURE_BASE_LEVEL
+                || param == GL2.GL_TEXTURE_MAX_LEVEL) {
             printInt(value);
         } else {
             printEnum(value);