blob: 9ee270f2226e16f481cfa9b92fbdf3c62a31a558 [file] [log] [blame]
Jason Samsd19f10d2009-05-22 14:03:28 -07001/*
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
17#include "rsContext.h"
18#include "rsProgramFragmentStore.h"
19
Jason Sams4b962e52009-06-22 17:15:15 -070020#include <GLES/gl.h>
21#include <GLES/glext.h>
22
Jason Samsd19f10d2009-05-22 14:03:28 -070023using namespace android;
24using namespace android::renderscript;
25
26
27ProgramFragmentStore::ProgramFragmentStore(Element *in, Element *out) :
28 Program(in, out)
29{
30 mDitherEnable = true;
31 mBlendEnable = false;
32 mColorRWriteEnable = true;
33 mColorGWriteEnable = true;
34 mColorBWriteEnable = true;
35 mColorAWriteEnable = true;
36 mBlendSrc = GL_ONE;
37 mBlendDst = GL_ZERO;
38
39
40 mDepthTestEnable = false;
41 mDepthWriteEnable = true;
42 mDepthFunc = GL_LESS;
43
44
45}
46
47ProgramFragmentStore::~ProgramFragmentStore()
48{
49}
50
51void ProgramFragmentStore::setupGL()
52{
53 glColorMask(mColorRWriteEnable,
54 mColorGWriteEnable,
55 mColorBWriteEnable,
56 mColorAWriteEnable);
57 if (mBlendEnable) {
58 glEnable(GL_BLEND);
59 glBlendFunc(mBlendSrc, mBlendDst);
60 } else {
61 glDisable(GL_BLEND);
62 }
63
Jason Samsc75a2572009-07-15 18:35:54 -070064 //LOGE("pfs %i, %i, %x", mDepthWriteEnable, mDepthTestEnable, mDepthFunc);
65
Jason Samsd19f10d2009-05-22 14:03:28 -070066 glDepthMask(mDepthWriteEnable);
Jason Samsc75a2572009-07-15 18:35:54 -070067 if(mDepthTestEnable || mDepthWriteEnable) {
Jason Samsd19f10d2009-05-22 14:03:28 -070068 glEnable(GL_DEPTH_TEST);
69 glDepthFunc(mDepthFunc);
70 } else {
71 glDisable(GL_DEPTH_TEST);
72 }
73
74 if (mDitherEnable) {
75 glEnable(GL_DITHER);
76 } else {
77 glDisable(GL_DITHER);
78 }
79
80
81}
82
83void ProgramFragmentStore::setDitherEnable(bool enable)
84{
85 mDitherEnable = enable;
86}
87
88void ProgramFragmentStore::setDepthFunc(RsDepthFunc func)
89{
90 mDepthTestEnable = true;
91
92 switch(func) {
93 case RS_DEPTH_FUNC_ALWAYS:
94 mDepthTestEnable = false;
95 mDepthFunc = GL_ALWAYS;
96 break;
97 case RS_DEPTH_FUNC_LESS:
98 mDepthFunc = GL_LESS;
99 break;
100 case RS_DEPTH_FUNC_LEQUAL:
101 mDepthFunc = GL_LEQUAL;
102 break;
103 case RS_DEPTH_FUNC_GREATER:
104 mDepthFunc = GL_GREATER;
105 break;
106 case RS_DEPTH_FUNC_GEQUAL:
107 mDepthFunc = GL_GEQUAL;
108 break;
109 case RS_DEPTH_FUNC_EQUAL:
110 mDepthFunc = GL_EQUAL;
111 break;
112 case RS_DEPTH_FUNC_NOTEQUAL:
113 mDepthFunc = GL_NOTEQUAL;
114 break;
115 }
116}
117
118void ProgramFragmentStore::setDepthMask(bool mask)
119{
120 mDepthWriteEnable = mask;
121}
122
123void ProgramFragmentStore::setBlendFunc(RsBlendSrcFunc src, RsBlendDstFunc dst)
124{
125 mBlendEnable = true;
126 if ((src == RS_BLEND_SRC_ONE) &&
127 (dst == RS_BLEND_DST_ZERO)) {
128 mBlendEnable = false;
129 }
130
131 switch(src) {
132 case RS_BLEND_SRC_ZERO:
133 mBlendSrc = GL_ZERO;
134 break;
135 case RS_BLEND_SRC_ONE:
136 mBlendSrc = GL_ONE;
137 break;
138 case RS_BLEND_SRC_DST_COLOR:
139 mBlendSrc = GL_DST_COLOR;
140 break;
141 case RS_BLEND_SRC_ONE_MINUS_DST_COLOR:
142 mBlendSrc = GL_ONE_MINUS_DST_COLOR;
143 break;
144 case RS_BLEND_SRC_SRC_ALPHA:
145 mBlendSrc = GL_SRC_ALPHA;
146 break;
147 case RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA:
148 mBlendSrc = GL_ONE_MINUS_SRC_ALPHA;
149 break;
150 case RS_BLEND_SRC_DST_ALPHA:
151 mBlendSrc = GL_DST_ALPHA;
152 break;
153 case RS_BLEND_SRC_ONE_MINUS_DST_ALPHA:
154 mBlendSrc = GL_ONE_MINUS_DST_ALPHA;
155 break;
156 case RS_BLEND_SRC_SRC_ALPHA_SATURATE:
157 mBlendSrc = GL_SRC_ALPHA_SATURATE;
158 break;
159 }
160
161 switch(dst) {
162 case RS_BLEND_DST_ZERO:
163 mBlendDst = GL_ZERO;
164 break;
165 case RS_BLEND_DST_ONE:
166 mBlendDst = GL_ONE;
167 break;
168 case RS_BLEND_DST_SRC_COLOR:
169 mBlendDst = GL_SRC_COLOR;
170 break;
171 case RS_BLEND_DST_ONE_MINUS_SRC_COLOR:
172 mBlendDst = GL_ONE_MINUS_SRC_COLOR;
173 break;
174 case RS_BLEND_DST_SRC_ALPHA:
175 mBlendDst = GL_SRC_ALPHA;
176 break;
177 case RS_BLEND_DST_ONE_MINUS_SRC_ALPHA:
178 mBlendDst = GL_ONE_MINUS_SRC_ALPHA;
179 break;
180 case RS_BLEND_DST_DST_ALPHA:
181 mBlendDst = GL_DST_ALPHA;
182 break;
183 case RS_BLEND_DST_ONE_MINUS_DST_ALPHA:
184 mBlendDst = GL_ONE_MINUS_DST_ALPHA;
185 break;
186 }
187}
188
189void ProgramFragmentStore::setColorMask(bool r, bool g, bool b, bool a)
190{
191 mColorRWriteEnable = r;
192 mColorGWriteEnable = g;
193 mColorBWriteEnable = b;
194 mColorAWriteEnable = a;
195}
196
197
198ProgramFragmentStoreState::ProgramFragmentStoreState()
199{
200 mPFS = NULL;
201}
202
203ProgramFragmentStoreState::~ProgramFragmentStoreState()
204{
205 delete mPFS;
206
207}
208
Jason Sams9c54bdb2009-06-17 16:52:59 -0700209void ProgramFragmentStoreState::init(Context *rsc, int32_t w, int32_t h)
210{
211 ProgramFragmentStore *pfs = new ProgramFragmentStore(NULL, NULL);
212 mDefault.set(pfs);
213}
214
Jason Samsd19f10d2009-05-22 14:03:28 -0700215
Jason Samsd19f10d2009-05-22 14:03:28 -0700216namespace android {
217namespace renderscript {
218
219void rsi_ProgramFragmentStoreBegin(Context * rsc, RsElement in, RsElement out)
220{
221 delete rsc->mStateFragmentStore.mPFS;
222 rsc->mStateFragmentStore.mPFS = new ProgramFragmentStore((Element *)in, (Element *)out);
223
224}
225
226void rsi_ProgramFragmentStoreDepthFunc(Context *rsc, RsDepthFunc func)
227{
228 rsc->mStateFragmentStore.mPFS->setDepthFunc(func);
229}
230
231void rsi_ProgramFragmentStoreDepthMask(Context *rsc, bool mask)
232{
233 rsc->mStateFragmentStore.mPFS->setDepthMask(mask);
234}
235
236void rsi_ProgramFragmentStoreColorMask(Context *rsc, bool r, bool g, bool b, bool a)
237{
238 rsc->mStateFragmentStore.mPFS->setColorMask(r, g, b, a);
239}
240
241void rsi_ProgramFragmentStoreBlendFunc(Context *rsc, RsBlendSrcFunc src, RsBlendDstFunc dst)
242{
243 rsc->mStateFragmentStore.mPFS->setBlendFunc(src, dst);
244}
245
246RsProgramFragmentStore rsi_ProgramFragmentStoreCreate(Context *rsc)
247{
248 ProgramFragmentStore *pfs = rsc->mStateFragmentStore.mPFS;
249 pfs->incRef();
250 rsc->mStateFragmentStore.mPFS = 0;
Jason Samsd19f10d2009-05-22 14:03:28 -0700251 return pfs;
252}
253
254void rsi_ProgramFragmentStoreDither(Context *rsc, bool enable)
255{
256 rsc->mStateFragmentStore.mPFS->setDitherEnable(enable);
257}
258
Jason Sams3eaa3382009-06-10 15:04:38 -0700259void rsi_ProgramFragmentStoreDestroy(Context *rsc, RsProgramFragmentStore vpfs)
260{
261 ProgramFragmentStore *pfs = (ProgramFragmentStore *)vpfs;
262 if (pfs->getName()) {
263 rsc->removeName(pfs);
264 }
265 pfs->decRef();
266}
267
268
269
Jason Samsd19f10d2009-05-22 14:03:28 -0700270
271}
272}