diff options
Diffstat (limited to 'src/net/java/games/jogl/GLPbuffer.java')
| -rw-r--r-- | src/net/java/games/jogl/GLPbuffer.java | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/src/net/java/games/jogl/GLPbuffer.java b/src/net/java/games/jogl/GLPbuffer.java index fe2c19974..b073388f5 100644 --- a/src/net/java/games/jogl/GLPbuffer.java +++ b/src/net/java/games/jogl/GLPbuffer.java @@ -20,7 +20,7 @@ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR + * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR @@ -42,10 +42,20 @@ package net.java.games.jogl; /** Offscreen rendering support via pbuffers. This class adds very little functionality over the GLDrawable class; the only methods are those which allow access to the pbuffer's contents as a - texture map. These methods are currently highly experimental and - may be removed in a future release. */ + texture map and which enable offscreen rendering to floating-point + buffers. These methods are currently highly experimental and may + be removed in a future release. */ public interface GLPbuffer extends GLDrawable { + /** Indicates the GL_APPLE_float_pixels extension is being used for this pbuffer. */ + public static final int APPLE_FLOAT = 1; + + /** Indicates the GL_ATI_texture_float extension is being used for this pbuffer. */ + public static final int ATI_FLOAT = 2; + + /** Indicates the GL_NV_float_buffer extension is being used for this pbuffer. */ + public static final int NV_FLOAT = 3; + /** Binds this pbuffer to its internal texture target. Only valid to call if offscreen render-to-texture has been specified in the GLCapabilities for this GLPbuffer. If the @@ -68,4 +78,13 @@ public interface GLPbuffer extends GLDrawable { is not valid to call display() or any other routines on this pbuffer after it has been destroyed. */ public void destroy(); + + /** Indicates which vendor's extension is being used to support + floating point channels in this pbuffer if that capability was + requested in the GLCapabilities during pbuffer creation. Returns + one of NV_FLOAT, ATI_FLOAT or APPLE_FLOAT, or throws GLException + if floating-point channels were not requested for this pbuffer. + This function may only be called once the init method for this + pbuffer's GLEventListener has been called. */ + public int getFloatingPointMode(); } |