| J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #ifndef OGLVertexCache_h_Included |
| 27 | #define OGLVertexCache_h_Included |
| 28 | |
| 29 | #include "j2d_md.h" |
| 30 | #include "OGLContext.h" |
| 31 | |
| 32 | /** |
| 33 | * Constants that control the size of the vertex cache. |
| 34 | */ |
| 35 | #define OGLVC_MAX_INDEX 1024 |
| 36 | |
| 37 | /** |
| 38 | * Constants that control the size of the texture tile cache used for |
| 39 | * mask operations. |
| 40 | */ |
| 41 | #define OGLVC_MASK_CACHE_TILE_WIDTH 32 |
| 42 | #define OGLVC_MASK_CACHE_TILE_HEIGHT 32 |
| 43 | #define OGLVC_MASK_CACHE_TILE_SIZE \ |
| 44 | (OGLVC_MASK_CACHE_TILE_WIDTH * OGLVC_MASK_CACHE_TILE_HEIGHT) |
| 45 | |
| 46 | #define OGLVC_MASK_CACHE_WIDTH_IN_TILES 8 |
| 47 | #define OGLVC_MASK_CACHE_HEIGHT_IN_TILES 4 |
| 48 | |
| 49 | #define OGLVC_MASK_CACHE_WIDTH_IN_TEXELS \ |
| 50 | (OGLVC_MASK_CACHE_TILE_WIDTH * OGLVC_MASK_CACHE_WIDTH_IN_TILES) |
| 51 | #define OGLVC_MASK_CACHE_HEIGHT_IN_TEXELS \ |
| 52 | (OGLVC_MASK_CACHE_TILE_HEIGHT * OGLVC_MASK_CACHE_HEIGHT_IN_TILES) |
| 53 | |
| 54 | /* |
| 55 | * We reserve one (fully opaque) tile in the upper-right corner for |
| 56 | * operations where the mask is null. |
| 57 | */ |
| 58 | #define OGLVC_MASK_CACHE_MAX_INDEX \ |
| 59 | ((OGLVC_MASK_CACHE_WIDTH_IN_TILES * OGLVC_MASK_CACHE_HEIGHT_IN_TILES) - 1) |
| 60 | #define OGLVC_MASK_CACHE_SPECIAL_TILE_X \ |
| 61 | (OGLVC_MASK_CACHE_WIDTH_IN_TEXELS - OGLVC_MASK_CACHE_TILE_WIDTH) |
| 62 | #define OGLVC_MASK_CACHE_SPECIAL_TILE_Y \ |
| 63 | (OGLVC_MASK_CACHE_HEIGHT_IN_TEXELS - OGLVC_MASK_CACHE_TILE_HEIGHT) |
| 64 | |
| 65 | /** |
| 66 | * Exported methods. |
| 67 | */ |
| 68 | jboolean OGLVertexCache_InitVertexCache(); |
| 69 | void OGLVertexCache_FlushVertexCache(); |
| 70 | void OGLVertexCache_RestoreColorState(OGLContext *oglc); |
| 71 | |
| 72 | void OGLVertexCache_EnableMaskCache(OGLContext *oglc); |
| 73 | void OGLVertexCache_DisableMaskCache(OGLContext *oglc); |
| 74 | void OGLVertexCache_AddMaskQuad(OGLContext *oglc, |
| 75 | jint srcx, jint srcy, |
| 76 | jint dstx, jint dsty, |
| 77 | jint width, jint height, |
| 78 | jint maskscan, void *mask); |
| 79 | |
| 80 | void OGLVertexCache_AddGlyphQuad(OGLContext *oglc, |
| 81 | jfloat tx1, jfloat ty1, |
| 82 | jfloat tx2, jfloat ty2, |
| 83 | jfloat dx1, jfloat dy1, |
| 84 | jfloat dx2, jfloat dy2); |
| 85 | |
| 86 | #endif /* OGLVertexCache_h_Included */ |