Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | |
| 18 | #include "rsdCore.h" |
| 19 | #include "rsdProgramStore.h" |
| 20 | |
| 21 | #include "rsContext.h" |
| 22 | #include "rsProgramStore.h" |
| 23 | |
| 24 | #include <GLES/gl.h> |
| 25 | #include <GLES/glext.h> |
| 26 | |
| 27 | |
| 28 | using namespace android; |
| 29 | using namespace android::renderscript; |
| 30 | |
| 31 | struct DrvProgramStore { |
| 32 | GLenum blendSrc; |
| 33 | GLenum blendDst; |
| 34 | bool blendEnable; |
| 35 | |
| 36 | GLenum depthFunc; |
| 37 | bool depthTestEnable; |
| 38 | }; |
| 39 | |
| 40 | bool rsdProgramStoreInit(const Context *rsc, const ProgramStore *ps) { |
| 41 | DrvProgramStore *drv = (DrvProgramStore *)calloc(1, sizeof(DrvProgramStore)); |
Chris Wailes | 44bef6f | 2014-08-12 13:51:10 -0700 | [diff] [blame^] | 42 | if (drv == nullptr) { |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 43 | return false; |
| 44 | } |
| 45 | |
| 46 | ps->mHal.drv = drv; |
| 47 | drv->depthTestEnable = true; |
| 48 | |
| 49 | switch (ps->mHal.state.depthFunc) { |
| 50 | case RS_DEPTH_FUNC_ALWAYS: |
| 51 | drv->depthTestEnable = false; |
| 52 | drv->depthFunc = GL_ALWAYS; |
| 53 | break; |
| 54 | case RS_DEPTH_FUNC_LESS: |
| 55 | drv->depthFunc = GL_LESS; |
| 56 | break; |
| 57 | case RS_DEPTH_FUNC_LEQUAL: |
| 58 | drv->depthFunc = GL_LEQUAL; |
| 59 | break; |
| 60 | case RS_DEPTH_FUNC_GREATER: |
| 61 | drv->depthFunc = GL_GREATER; |
| 62 | break; |
| 63 | case RS_DEPTH_FUNC_GEQUAL: |
| 64 | drv->depthFunc = GL_GEQUAL; |
| 65 | break; |
| 66 | case RS_DEPTH_FUNC_EQUAL: |
| 67 | drv->depthFunc = GL_EQUAL; |
| 68 | break; |
| 69 | case RS_DEPTH_FUNC_NOTEQUAL: |
| 70 | drv->depthFunc = GL_NOTEQUAL; |
| 71 | break; |
| 72 | default: |
Steve Block | af12ac6 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 73 | ALOGE("Unknown depth function."); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 74 | goto error; |
| 75 | } |
| 76 | |
| 77 | |
| 78 | |
| 79 | drv->blendEnable = true; |
| 80 | if ((ps->mHal.state.blendSrc == RS_BLEND_SRC_ONE) && |
| 81 | (ps->mHal.state.blendDst == RS_BLEND_DST_ZERO)) { |
| 82 | drv->blendEnable = false; |
| 83 | } |
| 84 | |
| 85 | switch (ps->mHal.state.blendSrc) { |
| 86 | case RS_BLEND_SRC_ZERO: |
| 87 | drv->blendSrc = GL_ZERO; |
| 88 | break; |
| 89 | case RS_BLEND_SRC_ONE: |
| 90 | drv->blendSrc = GL_ONE; |
| 91 | break; |
| 92 | case RS_BLEND_SRC_DST_COLOR: |
| 93 | drv->blendSrc = GL_DST_COLOR; |
| 94 | break; |
| 95 | case RS_BLEND_SRC_ONE_MINUS_DST_COLOR: |
| 96 | drv->blendSrc = GL_ONE_MINUS_DST_COLOR; |
| 97 | break; |
| 98 | case RS_BLEND_SRC_SRC_ALPHA: |
| 99 | drv->blendSrc = GL_SRC_ALPHA; |
| 100 | break; |
| 101 | case RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA: |
| 102 | drv->blendSrc = GL_ONE_MINUS_SRC_ALPHA; |
| 103 | break; |
| 104 | case RS_BLEND_SRC_DST_ALPHA: |
| 105 | drv->blendSrc = GL_DST_ALPHA; |
| 106 | break; |
| 107 | case RS_BLEND_SRC_ONE_MINUS_DST_ALPHA: |
| 108 | drv->blendSrc = GL_ONE_MINUS_DST_ALPHA; |
| 109 | break; |
| 110 | case RS_BLEND_SRC_SRC_ALPHA_SATURATE: |
| 111 | drv->blendSrc = GL_SRC_ALPHA_SATURATE; |
| 112 | break; |
| 113 | default: |
Alex Sakhartchouk | c0a6542 | 2012-01-05 14:55:11 -0800 | [diff] [blame] | 114 | rsc->setError(RS_ERROR_FATAL_DRIVER, "Unknown blend src mode."); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 115 | goto error; |
| 116 | } |
| 117 | |
| 118 | switch (ps->mHal.state.blendDst) { |
| 119 | case RS_BLEND_DST_ZERO: |
| 120 | drv->blendDst = GL_ZERO; |
| 121 | break; |
| 122 | case RS_BLEND_DST_ONE: |
| 123 | drv->blendDst = GL_ONE; |
| 124 | break; |
| 125 | case RS_BLEND_DST_SRC_COLOR: |
| 126 | drv->blendDst = GL_SRC_COLOR; |
| 127 | break; |
| 128 | case RS_BLEND_DST_ONE_MINUS_SRC_COLOR: |
| 129 | drv->blendDst = GL_ONE_MINUS_SRC_COLOR; |
| 130 | break; |
| 131 | case RS_BLEND_DST_SRC_ALPHA: |
| 132 | drv->blendDst = GL_SRC_ALPHA; |
| 133 | break; |
| 134 | case RS_BLEND_DST_ONE_MINUS_SRC_ALPHA: |
| 135 | drv->blendDst = GL_ONE_MINUS_SRC_ALPHA; |
| 136 | break; |
| 137 | case RS_BLEND_DST_DST_ALPHA: |
| 138 | drv->blendDst = GL_DST_ALPHA; |
| 139 | break; |
| 140 | case RS_BLEND_DST_ONE_MINUS_DST_ALPHA: |
| 141 | drv->blendDst = GL_ONE_MINUS_DST_ALPHA; |
| 142 | break; |
| 143 | default: |
Alex Sakhartchouk | c0a6542 | 2012-01-05 14:55:11 -0800 | [diff] [blame] | 144 | rsc->setError(RS_ERROR_FATAL_DRIVER, "Unknown blend dst mode."); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 145 | goto error; |
| 146 | } |
| 147 | |
| 148 | return true; |
| 149 | |
| 150 | error: |
| 151 | free(drv); |
Chris Wailes | 44bef6f | 2014-08-12 13:51:10 -0700 | [diff] [blame^] | 152 | ps->mHal.drv = nullptr; |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 153 | return false; |
| 154 | } |
| 155 | |
| 156 | void rsdProgramStoreSetActive(const Context *rsc, const ProgramStore *ps) { |
| 157 | DrvProgramStore *drv = (DrvProgramStore *)ps->mHal.drv; |
| 158 | |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 159 | RSD_CALL_GL(glColorMask, ps->mHal.state.colorRWriteEnable, |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 160 | ps->mHal.state.colorGWriteEnable, |
| 161 | ps->mHal.state.colorBWriteEnable, |
| 162 | ps->mHal.state.colorAWriteEnable); |
| 163 | |
| 164 | if (drv->blendEnable) { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 165 | RSD_CALL_GL(glEnable, GL_BLEND); |
| 166 | RSD_CALL_GL(glBlendFunc, drv->blendSrc, drv->blendDst); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 167 | } else { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 168 | RSD_CALL_GL(glDisable, GL_BLEND); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | if (rsc->mUserSurfaceConfig.depthMin > 0) { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 172 | RSD_CALL_GL(glDepthMask, ps->mHal.state.depthWriteEnable); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 173 | if (drv->depthTestEnable || ps->mHal.state.depthWriteEnable) { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 174 | RSD_CALL_GL(glEnable, GL_DEPTH_TEST); |
| 175 | RSD_CALL_GL(glDepthFunc, drv->depthFunc); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 176 | } else { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 177 | RSD_CALL_GL(glDisable, GL_DEPTH_TEST); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 178 | } |
| 179 | } else { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 180 | RSD_CALL_GL(glDepthMask, false); |
| 181 | RSD_CALL_GL(glDisable, GL_DEPTH_TEST); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | /* |
| 185 | if (rsc->mUserSurfaceConfig.stencilMin > 0) { |
| 186 | } else { |
| 187 | glStencilMask(0); |
| 188 | glDisable(GL_STENCIL_TEST); |
| 189 | } |
| 190 | */ |
| 191 | |
| 192 | if (ps->mHal.state.ditherEnable) { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 193 | RSD_CALL_GL(glEnable, GL_DITHER); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 194 | } else { |
Jason Sams | 2382aba | 2011-09-13 15:41:01 -0700 | [diff] [blame] | 195 | RSD_CALL_GL(glDisable, GL_DITHER); |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 196 | } |
| 197 | } |
| 198 | |
| 199 | void rsdProgramStoreDestroy(const Context *rsc, const ProgramStore *ps) { |
| 200 | free(ps->mHal.drv); |
Chris Wailes | 44bef6f | 2014-08-12 13:51:10 -0700 | [diff] [blame^] | 201 | ps->mHal.drv = nullptr; |
Jason Sams | 8feea4e | 2011-03-18 15:03:25 -0700 | [diff] [blame] | 202 | } |
| 203 | |
| 204 | |