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Diffstat (limited to 'renderscript/include/rs_mesh.rsh')
-rw-r--r-- | renderscript/include/rs_mesh.rsh | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/renderscript/include/rs_mesh.rsh b/renderscript/include/rs_mesh.rsh new file mode 100644 index 0000000..0ecd786 --- /dev/null +++ b/renderscript/include/rs_mesh.rsh @@ -0,0 +1,88 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** @file rs_mesh.rsh + * \brief Mesh routines + * + * + */ + +#ifndef __RS_MESH_RSH__ +#define __RS_MESH_RSH__ + +// New API's +#if (defined(RS_VERSION) && (RS_VERSION >= 16)) + +/** + * Returns the number of allocations in the mesh that contain + * vertex data + * + * @param m mesh to get data from + * @return number of allocations in the mesh that contain vertex + * data + */ +extern uint32_t __attribute__((overloadable)) + rsgMeshGetVertexAllocationCount(rs_mesh m); + +/** + * Meshes could have multiple index sets, this function returns + * the number. + * + * @param m mesh to get data from + * @return number of primitive groups in the mesh. This would + * include simple primitives as well as allocations + * containing index data + */ +extern uint32_t __attribute__((overloadable)) + rsgMeshGetPrimitiveCount(rs_mesh m); + +/** + * Returns an allocation that is part of the mesh and contains + * vertex data, e.g. positions, normals, texcoords + * + * @param m mesh to get data from + * @param index index of the vertex allocation + * @return allocation containing vertex data + */ +extern rs_allocation __attribute__((overloadable)) + rsgMeshGetVertexAllocation(rs_mesh m, uint32_t index); + +/** + * Returns an allocation containing index data or a null + * allocation if only the primitive is specified + * + * @param m mesh to get data from + * @param index index of the index allocation + * @return allocation containing index data + */ +extern rs_allocation __attribute__((overloadable)) + rsgMeshGetIndexAllocation(rs_mesh m, uint32_t index); + +/** + * Returns the primitive describing how a part of the mesh is + * rendered + * + * @param m mesh to get data from + * @param index index of the primitive + * @return primitive describing how the mesh is rendered + */ +extern rs_primitive __attribute__((overloadable)) + rsgMeshGetPrimitive(rs_mesh m, uint32_t index); + +#endif // (defined(RS_VERSION) && (RS_VERSION >= 16)) + +#endif // __RS_MESH_RSH__ + |