1 // Copyright 2024 The Android Open Source Project 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either expresso or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include <hardware/hwcomposer2.h> 16 17 struct RenderControlDevice; 18 19 typedef RenderControlDevice* (*PFN_rcCreateDevice)(); 20 21 typedef void (*PFN_rcDestroyDevice)(RenderControlDevice*); 22 23 struct RenderControlCompositionLayer { 24 uint32_t colorBufferHandle = 0; 25 hwc2_composition_t composeMode; 26 hwc_rect_t displayFrame; 27 hwc_frect_t crop; 28 int32_t blendMode; 29 float alpha; 30 hwc_color_t color; 31 hwc_transform_t transform; 32 }; 33 34 struct RenderControlComposition { 35 uint32_t displayId = 0; 36 uint32_t compositionResultColorBufferHandle = 0; 37 }; 38 39 typedef int (*PFN_rcCompose)(RenderControlDevice* device, 40 const RenderControlComposition* composition, uint32_t layerCount, 41 const RenderControlCompositionLayer* pLayers); 42