/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#ifndef OGLRenderQueue_h_Included
#define OGLRenderQueue_h_Included
#include "OGLContext.h"
#include "OGLSurfaceData.h"
/*
* The following macros are used to pick values (of the specified type) off
* the queue.
*/
/*
* Increments a pointer (buf) by the given number of bytes.
*/
/*
* Extracts a value at the given offset from the provided packed value.
*/
/*
* Parameter used by the RESET_PREVIOUS_OP() convenience macro, which
* indicates that any "open" state (such as an unmatched glBegin() or
* glEnable(GL_TEXTURE_2D)) should be completed before the following operation
* is performed. SET_SURFACES is an example of an operation that needs to
* call RESET_PREVIOUS_OP() before completing the surface change operation.
*/
/*
* Parameter passed to the CHECK_PREVIOUS_OP() macro to indicate that the
* following operation represents a "simple" state change. A simple state
* change is one that is allowed to occur within a series of texturing
* operations; in other words, this type of state change can occur without
* first calling glDisable(GL_TEXTURE_2D). An example of such an operation
* is SET_RECT_CLIP.
*/
/*
* Parameter passed to the CHECK_PREVIOUS_OP() macro to indicate that the
* following operation represents an operation that uses an alpha mask,
* such as OGLMaskFill and OGLTR_DrawGrayscaleGlyphNoCache().
*/
/*
* Parameter passed to the CHECK_PREVIOUS_OP() macro to indicate that the
* following operation represents an operation that uses the glyph cache,
* such as OGLTR_DrawGrayscaleGlyphViaCache().
*/
/*
* Parameter passed to the CHECK_PREVIOUS_OP() macro to indicate that the
* following operation represents an operation that renders a
* parallelogram via a fragment program (see OGLRenderer).
*/
/*
* Initializes the "previous operation" state to its default value.
*/
/*
* These macros now simply delegate to the CheckPreviousOp() method.
*/
/*
* The following macros allow the caller to return (or continue) if the
* provided value is NULL. (The strange else clause is included below to
* allow for a trailing ';' after RETURN/CONTINUE_IF_NULL() invocations.)
*/
"%s is null", #value); \
ACTION; \
} else do { } while (0)
/*
* Exports.
*/
extern jint previousOp;
#endif /* OGLRenderQueue_h_Included */