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1 /* |
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2 * Copyright (c) 2019, 2019, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 #ifndef VertexDataManager_h_Included |
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27 #define VertexDataManager_h_Included |
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28 |
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29 #import <Metal/Metal.h> |
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30 #import "shaders/MetalShaderTypes.h" |
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31 |
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32 // --------------------------------------------------------------------- |
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33 //TODO : This implementation should be redesigned as a singleton class |
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34 //TODO : Drawing optimization can be done - if current primitive-type to be |
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35 // drawn is equal to previous primitive-type in the list/array |
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36 // (Similar to previous-op in OGL) |
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37 // --------------------------------------------------------------------- |
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38 |
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39 typedef struct |
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40 { |
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41 MTLPrimitiveType type; |
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42 unsigned int offset_in_index_buffer; |
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43 unsigned int no_of_indices; |
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44 unsigned int primitiveInstances; |
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45 } MetalPrimitiveData; |
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46 |
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47 void VertexDataManager_init(id<MTLDevice> device); |
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48 |
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49 void VertexDataManager_addLineVertexData(MetalVertex v1, MetalVertex v2); |
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50 void VertexDataManager_addQuadVertexData(MetalVertex v1, MetalVertex v2, MetalVertex v3, MetalVertex v4); |
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51 |
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52 id<MTLBuffer> VertexDataManager_getVertexBuffer(); |
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53 id<MTLBuffer> VertexDataManager_getIndexBuffer(); |
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54 MetalPrimitiveData** VertexDataManager_getAllPrimitives(); |
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55 unsigned int VertexDataManager_getNoOfPrimitives(); |
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56 |
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57 void VertexDataManager_freeAllPrimitives(); |
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58 |
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59 // should be private |
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60 void addVertex(MetalVertex vert); |
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61 void addIndex(unsigned short vertexNum); |
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62 |
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63 #endif //VertexDataManager_h_Included |