MTLTextRenderer.h

/*
 * Copyright (c) 2019, 2021, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * 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.
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#ifndef MTLTextRenderer_h_Included
#define MTLTextRenderer_h_Included

#include <jni.h>
#include <jlong.h>
#include "sun_java2d_pipe_BufferedTextPipe.h"
#include "MTLContext.h"
#include "MTLSurfaceData.h"

#define BYTES_PER_GLYPH_IMAGE \
    sun_java2d_pipe_BufferedTextPipe_BYTES_PER_GLYPH_IMAGE
#define BYTES_PER_GLYPH_POSITION \
    sun_java2d_pipe_BufferedTextPipe_BYTES_PER_GLYPH_POSITION
#define BYTES_PER_POSITIONED_GLYPH \
    (BYTES_PER_GLYPH_IMAGE + BYTES_PER_GLYPH_POSITION)

#define OFFSET_CONTRAST  sun_java2d_pipe_BufferedTextPipe_OFFSET_CONTRAST
#define OFFSET_RGBORDER  sun_java2d_pipe_BufferedTextPipe_OFFSET_RGBORDER
#define OFFSET_SUBPIXPOS sun_java2d_pipe_BufferedTextPipe_OFFSET_SUBPIXPOS
#define OFFSET_POSITIONS sun_java2d_pipe_BufferedTextPipe_OFFSET_POSITIONS

void MTLTR_EnableGlyphVertexCache(MTLContext *mtlc, BMTLSDOps *dstOps);
void MTLTR_DisableGlyphVertexCache(MTLContext *mtlc);
id<MTLTexture> MTLTR_GetGlyphCacheTexture();
void MTLTR_FreeGlyphCaches();

void MTLTR_DrawGlyphList(JNIEnv *env, MTLContext *mtlc, BMTLSDOps *dstOps,
                         jint totalGlyphs, jboolean usePositions,
                         jboolean subPixPos, jboolean rgbOrder,
                         jint lcdContrast,
                         jfloat glyphListOrigX, jfloat glyphListOrigY,
                         unsigned char *images, unsigned char *positions);

#endif /* MTLTextRenderer_h_Included */