1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _PIXELFLINGER2_CONSTANTS_H_ 18 #define _PIXELFLINGER2_CONSTANTS_H_ 19 20 #define GGL_MAXVERTEXATTRIBS 8 21 #define GGL_MAXVERTEXUNIFORMVECTORS 128 22 #define GGL_MAXVARYINGVECTORS 8 23 #define GGL_MAXVERTEXTEXTUREIMAGEUNITS 8 24 #define GGL_MAXCOMBINEDTEXTUREIMAGEUNITS 16 /* samplers used in vertex + fragment */ 25 #define GGL_MAXTEXTUREIMAGEUNITS 8 /* samplers used in fragment only */ 26 #define GGL_MAXFRAGMENTUNIFORMVECTORS 16 27 #define GGL_MAXDRAWBUFFERS 2 28 29 // these describe the layout of VertexOut when fed to fs, 30 // it must NOT change and match VertexOut in pixelflinger_2.h 31 #define GGL_VS_OUTPUT_OFFSET 0 32 #define GGL_VS_OUTPUT_POSITION_INDEX 1 33 34 #define GGL_FS_INPUT_OFFSET 1 // vector4 index of first fs input in VertexOut 35 #define GGL_FS_INPUT_FRAGCOORD_INDEX 0 36 #define GGL_FS_INPUT_VARYINGS_INDEX (GGL_FS_INPUT_FRAGCOORD_INDEX + 1) 37 #define GGL_FS_INPUT_FRONTFACINGPOINTCOORD_INDEX (GGL_FS_INPUT_VARYINGS_INDEX + GGL_MAXVARYINGVECTORS) 38 39 #define GGL_FS_OUTPUT_OFFSET (GGL_FS_INPUT_OFFSET + GGL_FS_INPUT_FRONTFACINGPOINTCOORD_INDEX + 1) 40 #define GGL_FS_OUTPUT_FRAGCOLOR_INDEX 0 41 42 #define GGL_MAX_VIEWPORT_DIMS 4096 43 44 #endif // _PIXELFLINGER2_CONSTANTS_H_ 45
