summaryrefslogtreecommitdiffstats
path: root/libs/rs/rsProgramFragmentStore.cpp
blob: d7d5c7589159c08a010f06abca1317f1738f703a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "rsContext.h"
#include "rsProgramFragmentStore.h"

#include <GLES/gl.h>
#include <GLES/glext.h>

using namespace android;
using namespace android::renderscript;


ProgramFragmentStore::ProgramFragmentStore(Context *rsc, Element *in, Element *out) :
    Program(rsc, in, out)
{
    mAllocFile = __FILE__;
    mAllocLine = __LINE__;
    mDitherEnable = true;
    mBlendEnable = false;
    mColorRWriteEnable = true;
    mColorGWriteEnable = true;
    mColorBWriteEnable = true;
    mColorAWriteEnable = true;
    mBlendSrc = GL_ONE;
    mBlendDst = GL_ZERO;


    mDepthTestEnable = false;
    mDepthWriteEnable = true;
    mDepthFunc = GL_LESS;


}

ProgramFragmentStore::~ProgramFragmentStore()
{
}

void ProgramFragmentStore::setupGL(const Context *rsc, ProgramFragmentStoreState *state)
{
    if (state->mLast.get() == this) {
        return;
    }
    state->mLast.set(this);

    glColorMask(mColorRWriteEnable,
                mColorGWriteEnable,
                mColorBWriteEnable,
                mColorAWriteEnable);
    if (mBlendEnable) {
        glEnable(GL_BLEND);
        glBlendFunc(mBlendSrc, mBlendDst);
    } else {
        glDisable(GL_BLEND);
    }

    //LOGE("pfs  %i, %i, %x", mDepthWriteEnable, mDepthTestEnable, mDepthFunc);

    glDepthMask(mDepthWriteEnable);
    if(mDepthTestEnable || mDepthWriteEnable) {
        glEnable(GL_DEPTH_TEST);
        glDepthFunc(mDepthFunc);
    } else {
        glDisable(GL_DEPTH_TEST);
    }

    if (mDitherEnable) {
        glEnable(GL_DITHER);
    } else {
        glDisable(GL_DITHER);
    }
}

void ProgramFragmentStore::setupGL2(const Context *rsc, ProgramFragmentStoreState *state)
{
    if (state->mLast.get() == this) {
        return;
    }
    state->mLast.set(this);

    glColorMask(mColorRWriteEnable,
                mColorGWriteEnable,
                mColorBWriteEnable,
                mColorAWriteEnable);
    if (mBlendEnable) {
        glEnable(GL_BLEND);
        glBlendFunc(mBlendSrc, mBlendDst);
    } else {
        glDisable(GL_BLEND);
    }

    //LOGE("pfs  %i, %i, %x", mDepthWriteEnable, mDepthTestEnable, mDepthFunc);

    glDepthMask(mDepthWriteEnable);
    if(mDepthTestEnable || mDepthWriteEnable) {
        glEnable(GL_DEPTH_TEST);
        glDepthFunc(mDepthFunc);
    } else {
        glDisable(GL_DEPTH_TEST);
    }

    if (mDitherEnable) {
        glEnable(GL_DITHER);
    } else {
        glDisable(GL_DITHER);
    }
}


void ProgramFragmentStore::setDitherEnable(bool enable)
{
    mDitherEnable = enable;
}

void ProgramFragmentStore::setDepthFunc(RsDepthFunc func)
{
    mDepthTestEnable = true;

    switch(func) {
    case RS_DEPTH_FUNC_ALWAYS:
        mDepthTestEnable = false;
        mDepthFunc = GL_ALWAYS;
        break;
    case RS_DEPTH_FUNC_LESS:
        mDepthFunc = GL_LESS;
        break;
    case RS_DEPTH_FUNC_LEQUAL:
        mDepthFunc = GL_LEQUAL;
        break;
    case RS_DEPTH_FUNC_GREATER:
        mDepthFunc = GL_GREATER;
        break;
    case RS_DEPTH_FUNC_GEQUAL:
        mDepthFunc = GL_GEQUAL;
        break;
    case RS_DEPTH_FUNC_EQUAL:
        mDepthFunc = GL_EQUAL;
        break;
    case RS_DEPTH_FUNC_NOTEQUAL:
        mDepthFunc = GL_NOTEQUAL;
        break;
    }
}

void ProgramFragmentStore::setDepthMask(bool mask)
{
    mDepthWriteEnable = mask;
}

void ProgramFragmentStore::setBlendFunc(RsBlendSrcFunc src, RsBlendDstFunc dst)
{
    mBlendEnable = true;
    if ((src == RS_BLEND_SRC_ONE) &&
        (dst == RS_BLEND_DST_ZERO)) {
        mBlendEnable = false;
    }

    switch(src) {
    case RS_BLEND_SRC_ZERO:
        mBlendSrc = GL_ZERO;
        break;
    case RS_BLEND_SRC_ONE:
        mBlendSrc = GL_ONE;
        break;
    case RS_BLEND_SRC_DST_COLOR:
        mBlendSrc = GL_DST_COLOR;
        break;
    case RS_BLEND_SRC_ONE_MINUS_DST_COLOR:
        mBlendSrc = GL_ONE_MINUS_DST_COLOR;
        break;
    case RS_BLEND_SRC_SRC_ALPHA:
        mBlendSrc = GL_SRC_ALPHA;
        break;
    case RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA:
        mBlendSrc = GL_ONE_MINUS_SRC_ALPHA;
        break;
    case RS_BLEND_SRC_DST_ALPHA:
        mBlendSrc = GL_DST_ALPHA;
        break;
    case RS_BLEND_SRC_ONE_MINUS_DST_ALPHA:
        mBlendSrc = GL_ONE_MINUS_DST_ALPHA;
        break;
    case RS_BLEND_SRC_SRC_ALPHA_SATURATE:
        mBlendSrc = GL_SRC_ALPHA_SATURATE;
        break;
    }

    switch(dst) {
    case RS_BLEND_DST_ZERO:
        mBlendDst = GL_ZERO;
        break;
    case RS_BLEND_DST_ONE:
        mBlendDst = GL_ONE;
        break;
    case RS_BLEND_DST_SRC_COLOR:
        mBlendDst = GL_SRC_COLOR;
        break;
    case RS_BLEND_DST_ONE_MINUS_SRC_COLOR:
        mBlendDst = GL_ONE_MINUS_SRC_COLOR;
        break;
    case RS_BLEND_DST_SRC_ALPHA:
        mBlendDst = GL_SRC_ALPHA;
        break;
    case RS_BLEND_DST_ONE_MINUS_SRC_ALPHA:
        mBlendDst = GL_ONE_MINUS_SRC_ALPHA;
        break;
    case RS_BLEND_DST_DST_ALPHA:
        mBlendDst = GL_DST_ALPHA;
        break;
    case RS_BLEND_DST_ONE_MINUS_DST_ALPHA:
        mBlendDst = GL_ONE_MINUS_DST_ALPHA;
        break;
    }
}

void ProgramFragmentStore::setColorMask(bool r, bool g, bool b, bool a)
{
    mColorRWriteEnable = r;
    mColorGWriteEnable = g;
    mColorBWriteEnable = b;
    mColorAWriteEnable = a;
}


ProgramFragmentStoreState::ProgramFragmentStoreState()
{
    mPFS = NULL;
}

ProgramFragmentStoreState::~ProgramFragmentStoreState()
{
    delete mPFS;

}

void ProgramFragmentStoreState::init(Context *rsc, int32_t w, int32_t h)
{
    ProgramFragmentStore *pfs = new ProgramFragmentStore(rsc, NULL, NULL);
    mDefault.set(pfs);
}

void ProgramFragmentStoreState::deinit(Context *rsc)
{
    mDefault.clear();
    mLast.clear();
}


namespace android {
namespace renderscript {

void rsi_ProgramFragmentStoreBegin(Context * rsc, RsElement in, RsElement out)
{
    delete rsc->mStateFragmentStore.mPFS;
    rsc->mStateFragmentStore.mPFS = new ProgramFragmentStore(rsc, (Element *)in, (Element *)out);

}

void rsi_ProgramFragmentStoreDepthFunc(Context *rsc, RsDepthFunc func)
{
    rsc->mStateFragmentStore.mPFS->setDepthFunc(func);
}

void rsi_ProgramFragmentStoreDepthMask(Context *rsc, bool mask)
{
    rsc->mStateFragmentStore.mPFS->setDepthMask(mask);
}

void rsi_ProgramFragmentStoreColorMask(Context *rsc, bool r, bool g, bool b, bool a)
{
    rsc->mStateFragmentStore.mPFS->setColorMask(r, g, b, a);
}

void rsi_ProgramFragmentStoreBlendFunc(Context *rsc, RsBlendSrcFunc src, RsBlendDstFunc dst)
{
    rsc->mStateFragmentStore.mPFS->setBlendFunc(src, dst);
}

RsProgramFragmentStore rsi_ProgramFragmentStoreCreate(Context *rsc)
{
    ProgramFragmentStore *pfs = rsc->mStateFragmentStore.mPFS;
    pfs->incUserRef();
    rsc->mStateFragmentStore.mPFS = 0;
    return pfs;
}

void rsi_ProgramFragmentStoreDither(Context *rsc, bool enable)
{
    rsc->mStateFragmentStore.mPFS->setDitherEnable(enable);
}


}
}