10f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines/* 20f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * Copyright (C) 2009 The Android Open Source Project 30f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * 40f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * Licensed under the Apache License, Version 2.0 (the "License"); 50f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * you may not use this file except in compliance with the License. 60f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * You may obtain a copy of the License at 70f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * 80f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * http://www.apache.org/licenses/LICENSE-2.0 90f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * 100f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * Unless required by applicable law or agreed to in writing, software 110f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * distributed under the License is distributed on an "AS IS" BASIS, 120f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 130f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * See the License for the specific language governing permissions and 140f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * limitations under the License. 150f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines */ 160f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 170f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines#ifndef ANDROID_RS_SAMPLER_H 180f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines#define ANDROID_RS_SAMPLER_H 190f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 200f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines#include "rsAllocation.h" 210f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 220f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines// --------------------------------------------------------------------------- 230f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesnamespace android { 240f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesnamespace renderscript { 250f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 260f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesconst static uint32_t RS_MAX_SAMPLER_SLOT = 16; 270f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 280f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesclass SamplerState; 290f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines/***************************************************************************** 300f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * CAUTION 310f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * 320f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * Any layout changes for this class may require a corresponding change to be 330f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains 340f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * a partial copy of the information below. 350f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines * 360f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines *****************************************************************************/ 370f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesclass Sampler : public ObjectBase { 380f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinespublic: 390f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines struct Hal { 400f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines mutable void *drv; 410f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 420f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines struct State { 430f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue magFilter; 440f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue minFilter; 450f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapS; 460f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapT; 470f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapR; 480f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines float aniso; 490f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines }; 500f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines State state; 510f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines }; 520f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines Hal mHal; 530f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 540f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines static ObjectBaseRef<Sampler> getSampler(Context *, 550f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue magFilter, 560f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue minFilter, 570f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapS, 580f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapT, 590f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapR, 600f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines float aniso = 1.0f); 610f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines void bindToContext(SamplerState *, uint32_t slot); 620f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines void unbindFromContext(SamplerState *); 630f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 640f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines virtual void serialize(Context *rsc, OStream *stream) const; 650f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_SAMPLER; } 660f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines static Sampler *createFromStream(Context *rsc, IStream *stream); 670f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 680f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesprotected: 690f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines int32_t mBoundSlot; 700f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 710f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines virtual void preDestroy() const; 720f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines virtual ~Sampler(); 730f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 740f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesprivate: 750f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines Sampler(Context *); 760f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines Sampler(Context *, 770f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue magFilter, 780f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue minFilter, 790f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapS, 800f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapT, 810f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines RsSamplerValue wrapR, 820f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines float aniso = 1.0f); 830f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines}; 840f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 850f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 860f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinesclass SamplerState { 870f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hinespublic: 880f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines ObjectBaseRef<Sampler> mSamplers[RS_MAX_SAMPLER_SLOT]; 890f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines void init(Context *rsc) { 900f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines } 910f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines void deinit(Context *rsc) { 920f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines for (uint32_t i = 0; i < RS_MAX_SAMPLER_SLOT; i ++) { 930f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines mSamplers[i].clear(); 940f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines } 950f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines } 960f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines // Cache of all existing raster programs. 970f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines Vector<Sampler *> mAllSamplers; 980f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines}; 990f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 1000f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines} 1010f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines} 1020f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines#endif //ANDROID_RS_SAMPLER_H 1030f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 1040f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 1050f6f72e19db852cc253fd2fc05459abdf8d5c3afStephen Hines 106