1/*
2 * Copyright (C) 2011-2012 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 "rsScriptC.h"
19#include "rsMatrix4x4.h"
20#include "rsMatrix3x3.h"
21#include "rsMatrix2x2.h"
22
23#include "rsCpuCore.h"
24#include "rsCpuScript.h"
25
26using android::renderscript::Matrix2x2;
27using android::renderscript::Matrix3x3;
28using android::renderscript::Matrix4x4;
29
30#define EXPORT_F32_FN_F32(func)                                 \
31    float __attribute__((overloadable)) SC_##func(float v) {    \
32        return func(v);                                         \
33    }
34
35#define EXPORT_F32_FN_F32_F32(func)                                     \
36    float __attribute__((overloadable)) SC_##func(float t, float v) {   \
37        return func(t, v);                                              \
38    }
39
40//////////////////////////////////////////////////////////////////////////////
41// Float util
42//////////////////////////////////////////////////////////////////////////////
43
44// Handle missing Gingerbread functions like tgammaf.
45float SC_tgammaf(float x) {
46#ifdef RS_COMPATIBILITY_LIB
47    return __builtin_tgamma(x);
48#else
49    return tgammaf(x);
50#endif
51}
52
53uint32_t SC_abs_i32(int32_t v) {return abs(v);}
54
55static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
56    m->loadRotate(rot, x, y, z);
57}
58static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
59    m->loadScale(x, y, z);
60}
61static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
62    m->loadTranslate(x, y, z);
63}
64static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
65    m->rotate(rot, x, y, z);
66}
67static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
68    m->scale(x, y, z);
69}
70static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
71    m->translate(x, y, z);
72}
73
74static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
75    m->loadOrtho(l, r, b, t, n, f);
76}
77static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
78    m->loadFrustum(l, r, b, t, n, f);
79}
80static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
81    m->loadPerspective(fovy, aspect, near, far);
82}
83
84static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
85    return m->inverse();
86}
87static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
88    return m->inverseTranspose();
89}
90static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
91    m->transpose();
92}
93static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
94    m->transpose();
95}
96static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
97    m->transpose();
98}
99
100float SC_randf2(float min, float max) {
101    float r = (float)rand();
102    r /= RAND_MAX;
103    r = r * (max - min) + min;
104    return r;
105}
106
107EXPORT_F32_FN_F32(acosf)
108EXPORT_F32_FN_F32(acoshf)
109EXPORT_F32_FN_F32(asinf)
110EXPORT_F32_FN_F32(asinhf)
111EXPORT_F32_FN_F32(atanf)
112EXPORT_F32_FN_F32_F32(atan2f)
113EXPORT_F32_FN_F32(atanhf)
114EXPORT_F32_FN_F32(cbrtf)
115EXPORT_F32_FN_F32(ceilf)
116EXPORT_F32_FN_F32_F32(copysignf)
117EXPORT_F32_FN_F32(cosf)
118EXPORT_F32_FN_F32(coshf)
119EXPORT_F32_FN_F32(erfcf)
120EXPORT_F32_FN_F32(erff)
121EXPORT_F32_FN_F32(expf)
122EXPORT_F32_FN_F32(exp2f)
123EXPORT_F32_FN_F32(expm1f)
124EXPORT_F32_FN_F32_F32(fdimf)
125EXPORT_F32_FN_F32(floorf)
126float SC_fmaf(float u, float t, float v) {return fmaf(u, t, v);}
127EXPORT_F32_FN_F32_F32(fmaxf)
128EXPORT_F32_FN_F32_F32(fminf)
129EXPORT_F32_FN_F32_F32(fmodf)
130float SC_frexpf(float v, int* ptr) {return frexpf(v, ptr);}
131EXPORT_F32_FN_F32_F32(hypotf)
132int SC_ilogbf(float v) {return ilogbf(v); }
133float SC_ldexpf(float v, int i) {return ldexpf(v, i);}
134EXPORT_F32_FN_F32(lgammaf)
135float SC_lgammaf_r(float v, int* ptr) {return lgammaf_r(v, ptr);}
136EXPORT_F32_FN_F32(logf)
137EXPORT_F32_FN_F32(log10f)
138EXPORT_F32_FN_F32(log1pf)
139EXPORT_F32_FN_F32(logbf)
140float SC_modff(float v, float* ptr) {return modff(v, ptr);}
141EXPORT_F32_FN_F32_F32(nextafterf)
142EXPORT_F32_FN_F32_F32(powf)
143EXPORT_F32_FN_F32_F32(remainderf)
144float SC_remquof(float t, float v, int* ptr) {return remquof(t, v, ptr);}
145EXPORT_F32_FN_F32(rintf)
146EXPORT_F32_FN_F32(roundf)
147EXPORT_F32_FN_F32(sinf)
148EXPORT_F32_FN_F32(sinhf)
149EXPORT_F32_FN_F32(sqrtf)
150EXPORT_F32_FN_F32(tanf)
151EXPORT_F32_FN_F32(tanhf)
152EXPORT_F32_FN_F32(truncf)
153void __attribute__((overloadable)) rsMatrixLoadRotate(rs_matrix4x4 *m,
154        float rot, float x, float y, float z) {
155    SC_MatrixLoadRotate((Matrix4x4 *) m, rot, x, y, z);
156}
157void __attribute__((overloadable)) rsMatrixLoadScale(rs_matrix4x4 *m,
158        float x, float y, float z) {
159    SC_MatrixLoadScale((Matrix4x4 *) m, x, y, z);
160}
161void __attribute__((overloadable)) rsMatrixLoadTranslate(rs_matrix4x4 *m,
162        float x, float y, float z) {
163    SC_MatrixLoadTranslate((Matrix4x4 *) m, x, y, z);
164}
165void __attribute__((overloadable)) rsMatrixRotate(rs_matrix4x4 *m, float rot,
166        float x, float y, float z) {
167    SC_MatrixRotate((Matrix4x4 *) m, rot, x, y, z);
168}
169void __attribute__((overloadable)) rsMatrixScale(rs_matrix4x4 *m, float x,
170        float y, float z) {
171    SC_MatrixScale((Matrix4x4 *) m, x, y, z);
172}
173void __attribute__((overloadable)) rsMatrixTranslate(rs_matrix4x4 *m, float x,
174        float y, float z) {
175    SC_MatrixTranslate((Matrix4x4 *) m, x, y, z);
176}
177void __attribute__((overloadable)) rsMatrixLoadOrtho(rs_matrix4x4 *m, float l,
178        float r, float b, float t, float n, float f) {
179    SC_MatrixLoadOrtho((Matrix4x4 *) m, l, r, b, t, n, f);
180}
181void __attribute__((overloadable)) rsMatrixLoadFrustum(rs_matrix4x4 *m,
182        float l, float r, float b, float t, float n, float f) {
183    SC_MatrixLoadFrustum((Matrix4x4 *) m, l, r, b, t, n, f);
184}
185void __attribute__((overloadable)) rsMatrixLoadPerspective(rs_matrix4x4 *m,
186        float fovy, float aspect, float near, float far) {
187    SC_MatrixLoadPerspective((Matrix4x4 *) m, fovy, aspect, near, far);
188}
189bool __attribute__((overloadable)) rsMatrixInverse(rs_matrix4x4 *m) {
190    return SC_MatrixInverse_4x4((Matrix4x4 *) m);
191}
192bool __attribute__((overloadable)) rsMatrixInverseTranspose(rs_matrix4x4 *m) {
193    return SC_MatrixInverseTranspose_4x4((Matrix4x4 *) m);
194}
195void __attribute__((overloadable)) rsMatrixTranspose(rs_matrix4x4 *m) {
196    SC_MatrixTranspose_4x4((Matrix4x4 *) m);
197}
198void __attribute__((overloadable)) rsMatrixTranspose(rs_matrix3x3 *m) {
199    SC_MatrixTranspose_3x3((Matrix3x3 *) m);
200}
201void __attribute__((overloadable)) rsMatrixTranspose(rs_matrix2x2 *m) {
202    SC_MatrixTranspose_2x2((Matrix2x2 *) m);
203}
204
205
206