Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 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 | |
Alex Sakhartchouk | 77d9f4b | 2011-01-31 14:53:24 -0800 | [diff] [blame] | 17 | #include "rsContext.h" |
| 18 | #ifndef ANDROID_RS_SERIALIZE |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 19 | #include <GLES/gl.h> |
| 20 | #include <GLES/glext.h> |
Alex Sakhartchouk | 77d9f4b | 2011-01-31 14:53:24 -0800 | [diff] [blame] | 21 | #endif //ANDROID_RS_SERIALIZE |
Alex Sakhartchouk | fb6b614 | 2010-05-21 12:53:13 -0700 | [diff] [blame] | 22 | |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 23 | #include "rsSampler.h" |
| 24 | |
Jason Sams | 1aa5a4e | 2009-06-22 17:15:15 -0700 | [diff] [blame] | 25 | |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 26 | using namespace android; |
| 27 | using namespace android::renderscript; |
| 28 | |
| 29 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 30 | Sampler::Sampler(Context *rsc) : ObjectBase(rsc) { |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 31 | // Should not get called. |
| 32 | rsAssert(0); |
| 33 | } |
| 34 | |
Jason Sams | e514b45 | 2009-09-25 14:51:22 -0700 | [diff] [blame] | 35 | Sampler::Sampler(Context *rsc, |
| 36 | RsSamplerValue magFilter, |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 37 | RsSamplerValue minFilter, |
| 38 | RsSamplerValue wrapS, |
| 39 | RsSamplerValue wrapT, |
Alex Sakhartchouk | 1103d8e | 2010-09-30 11:36:37 -0700 | [diff] [blame] | 40 | RsSamplerValue wrapR, |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 41 | float aniso) : ObjectBase(rsc) { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 42 | mHal.state.magFilter = magFilter; |
| 43 | mHal.state.minFilter = minFilter; |
| 44 | mHal.state.wrapS = wrapS; |
| 45 | mHal.state.wrapT = wrapT; |
| 46 | mHal.state.wrapR = wrapR; |
| 47 | mHal.state.aniso = aniso; |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 48 | } |
| 49 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 50 | Sampler::~Sampler() { |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 51 | } |
| 52 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 53 | void Sampler::setupGL(const Context *rsc, const Allocation *tex) { |
Jason Sams | 2f2898c | 2009-05-28 16:16:24 -0700 | [diff] [blame] | 54 | GLenum trans[] = { |
Jason Sams | 39c8bc7 | 2009-05-28 15:37:57 -0700 | [diff] [blame] | 55 | GL_NEAREST, //RS_SAMPLER_NEAREST, |
| 56 | GL_LINEAR, //RS_SAMPLER_LINEAR, |
Jason Sams | 2f2898c | 2009-05-28 16:16:24 -0700 | [diff] [blame] | 57 | GL_LINEAR_MIPMAP_LINEAR, //RS_SAMPLER_LINEAR_MIP_LINEAR, |
| 58 | GL_REPEAT, //RS_SAMPLER_WRAP, |
| 59 | GL_CLAMP_TO_EDGE, //RS_SAMPLER_CLAMP |
Alex Sakhartchouk | a2aab8b | 2010-12-15 09:59:58 -0800 | [diff] [blame] | 60 | GL_LINEAR_MIPMAP_NEAREST, //RS_SAMPLER_LINEAR_MIP_NEAREST |
Jason Sams | 2f2898c | 2009-05-28 16:16:24 -0700 | [diff] [blame] | 61 | }; |
Jason Sams | 39c8bc7 | 2009-05-28 15:37:57 -0700 | [diff] [blame] | 62 | |
Jason Sams | 4c5f99e | 2010-09-14 14:59:03 -0700 | [diff] [blame] | 63 | GLenum transNP[] = { |
| 64 | GL_NEAREST, //RS_SAMPLER_NEAREST, |
| 65 | GL_LINEAR, //RS_SAMPLER_LINEAR, |
| 66 | GL_LINEAR, //RS_SAMPLER_LINEAR_MIP_LINEAR, |
| 67 | GL_CLAMP_TO_EDGE, //RS_SAMPLER_WRAP, |
| 68 | GL_CLAMP_TO_EDGE, //RS_SAMPLER_CLAMP |
Alex Sakhartchouk | a2aab8b | 2010-12-15 09:59:58 -0800 | [diff] [blame] | 69 | GL_LINEAR, //RS_SAMPLER_LINEAR_MIP_NEAREST, |
Jason Sams | 4c5f99e | 2010-09-14 14:59:03 -0700 | [diff] [blame] | 70 | }; |
Jason Sams | ef21edc | 2010-02-22 15:37:51 -0800 | [diff] [blame] | 71 | |
Alex Sakhartchouk | 84e4027 | 2010-11-18 15:22:43 -0800 | [diff] [blame] | 72 | // This tells us the correct texture type |
| 73 | GLenum target = (GLenum)tex->getGLTarget(); |
| 74 | |
Jason Sams | 900f161 | 2010-09-16 18:18:29 -0700 | [diff] [blame] | 75 | if (!rsc->ext_OES_texture_npot() && tex->getType()->getIsNp2()) { |
Jason Sams | 0f7785c | 2011-01-13 17:02:35 -0800 | [diff] [blame] | 76 | if (tex->getHasGraphicsMipmaps() && |
| 77 | (rsc->ext_GL_NV_texture_npot_2D_mipmap() || rsc->ext_GL_IMG_texture_npot())) { |
| 78 | if (rsc->ext_GL_NV_texture_npot_2D_mipmap()) { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 79 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, trans[mHal.state.minFilter]); |
Jason Sams | 0f7785c | 2011-01-13 17:02:35 -0800 | [diff] [blame] | 80 | } else { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 81 | switch (trans[mHal.state.minFilter]) { |
Jason Sams | 0f7785c | 2011-01-13 17:02:35 -0800 | [diff] [blame] | 82 | case GL_LINEAR_MIPMAP_LINEAR: |
| 83 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST); |
| 84 | break; |
| 85 | default: |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 86 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, trans[mHal.state.minFilter]); |
Jason Sams | 0f7785c | 2011-01-13 17:02:35 -0800 | [diff] [blame] | 87 | break; |
| 88 | } |
| 89 | } |
Alex Sakhartchouk | dc763f3 | 2010-10-27 14:10:07 -0700 | [diff] [blame] | 90 | } else { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 91 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, transNP[mHal.state.minFilter]); |
Alex Sakhartchouk | dc763f3 | 2010-10-27 14:10:07 -0700 | [diff] [blame] | 92 | } |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 93 | glTexParameteri(target, GL_TEXTURE_MAG_FILTER, transNP[mHal.state.magFilter]); |
| 94 | glTexParameteri(target, GL_TEXTURE_WRAP_S, transNP[mHal.state.wrapS]); |
| 95 | glTexParameteri(target, GL_TEXTURE_WRAP_T, transNP[mHal.state.wrapT]); |
Jason Sams | ef21edc | 2010-02-22 15:37:51 -0800 | [diff] [blame] | 96 | } else { |
Jason Sams | 900f161 | 2010-09-16 18:18:29 -0700 | [diff] [blame] | 97 | if (tex->getHasGraphicsMipmaps()) { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 98 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, trans[mHal.state.minFilter]); |
Jason Sams | 900f161 | 2010-09-16 18:18:29 -0700 | [diff] [blame] | 99 | } else { |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 100 | glTexParameteri(target, GL_TEXTURE_MIN_FILTER, transNP[mHal.state.minFilter]); |
Jason Sams | 900f161 | 2010-09-16 18:18:29 -0700 | [diff] [blame] | 101 | } |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 102 | glTexParameteri(target, GL_TEXTURE_MAG_FILTER, trans[mHal.state.magFilter]); |
| 103 | glTexParameteri(target, GL_TEXTURE_WRAP_S, trans[mHal.state.wrapS]); |
| 104 | glTexParameteri(target, GL_TEXTURE_WRAP_T, trans[mHal.state.wrapT]); |
Jason Sams | ef21edc | 2010-02-22 15:37:51 -0800 | [diff] [blame] | 105 | } |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 106 | |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 107 | float anisoValue = rsMin(rsc->ext_texture_max_aniso(), mHal.state.aniso); |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 108 | if (rsc->ext_texture_max_aniso() > 1.0f) { |
Alex Sakhartchouk | 84e4027 | 2010-11-18 15:22:43 -0800 | [diff] [blame] | 109 | glTexParameterf(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, anisoValue); |
Alex Sakhartchouk | 1103d8e | 2010-09-30 11:36:37 -0700 | [diff] [blame] | 110 | } |
| 111 | |
Jason Sams | 4c5f99e | 2010-09-14 14:59:03 -0700 | [diff] [blame] | 112 | rsc->checkError("Sampler::setupGL2 tex env"); |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 113 | } |
| 114 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 115 | void Sampler::bindToContext(SamplerState *ss, uint32_t slot) { |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 116 | ss->mSamplers[slot].set(this); |
| 117 | mBoundSlot = slot; |
| 118 | } |
| 119 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 120 | void Sampler::unbindFromContext(SamplerState *ss) { |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 121 | int32_t slot = mBoundSlot; |
| 122 | mBoundSlot = -1; |
| 123 | ss->mSamplers[slot].clear(); |
| 124 | } |
Alex Sakhartchouk | fb6b614 | 2010-05-21 12:53:13 -0700 | [diff] [blame] | 125 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 126 | void Sampler::serialize(OStream *stream) const { |
Alex Sakhartchouk | fb6b614 | 2010-05-21 12:53:13 -0700 | [diff] [blame] | 127 | } |
| 128 | |
Alex Sakhartchouk | afb743a | 2010-11-09 17:00:54 -0800 | [diff] [blame] | 129 | Sampler *Sampler::createFromStream(Context *rsc, IStream *stream) { |
Alex Sakhartchouk | fb6b614 | 2010-05-21 12:53:13 -0700 | [diff] [blame] | 130 | return NULL; |
| 131 | } |
| 132 | |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 133 | //////////////////////////////// |
| 134 | |
| 135 | namespace android { |
| 136 | namespace renderscript { |
| 137 | |
Alex Sakhartchouk | c2c02a8 | 2011-05-04 17:45:36 -0700 | [diff] [blame^] | 138 | RsSampler rsi_SamplerCreate(Context * rsc, |
| 139 | RsSamplerValue magFilter, |
| 140 | RsSamplerValue minFilter, |
| 141 | RsSamplerValue wrapS, |
| 142 | RsSamplerValue wrapT, |
| 143 | RsSamplerValue wrapR, |
| 144 | float aniso) { |
| 145 | Sampler * s = new Sampler(rsc, magFilter, minFilter, wrapS, wrapT, wrapR, aniso); |
Jason Sams | 9397e30 | 2009-08-27 20:23:34 -0700 | [diff] [blame] | 146 | s->incUserRef(); |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 147 | return s; |
| 148 | } |
| 149 | |
Jason Sams | 326e0dd | 2009-05-22 14:03:28 -0700 | [diff] [blame] | 150 | }} |