1 |
#ifndef SHADER_H |
2 |
#define SHADER_H |
3 |
|
4 |
#include <map> |
5 |
#include <sstream> |
6 |
|
7 |
#include "opengl.h" |
8 |
#include "util.h" |
9 |
|
10 |
namespace shader { |
11 |
|
12 |
using namespace std; |
13 |
|
14 |
const int NAMELEN = 32; |
15 |
|
16 |
template<class T> |
17 |
struct sl_expr { |
18 |
const T t; |
19 |
sl_expr (const T &t) : t(t) { } |
20 |
void operator ()() const { t (); } |
21 |
template<typename expr> |
22 |
const sl_expr &operator =(const expr &e) const; |
23 |
}; |
24 |
|
25 |
template<class A, class B> |
26 |
struct sl_concat2 |
27 |
{ |
28 |
const A a; const B b; |
29 |
sl_concat2 (const A &a, const B &b) : a(a), b(b) { } |
30 |
void operator ()() const { a (); b (); } |
31 |
}; |
32 |
|
33 |
template<class A, class B, class C> |
34 |
struct sl_concat3 |
35 |
{ |
36 |
const A a; const B b; const C c; |
37 |
sl_concat3 (const A &a, const B &b, const C &c) : a(a), b(b), c(c) { } |
38 |
void operator ()() const { a (); b (); c (); } |
39 |
}; |
40 |
|
41 |
template<class A, class B, class C, class D> |
42 |
struct sl_concat4 |
43 |
{ |
44 |
const A a; const B b; const C c; const D d; |
45 |
sl_concat4 (const A &a, const B &b, const C &c, const D &d) : a(a), b(b), c(c), d(d) { } |
46 |
void operator ()() const { a (); b (); c (); d(); } |
47 |
}; |
48 |
|
49 |
struct sl_func0 |
50 |
{ |
51 |
const char *name_par; |
52 |
sl_func0 (const char *name_par) : name_par(name_par) { } |
53 |
void begin () const; |
54 |
void comma () const; |
55 |
void end () const; |
56 |
void operator ()() const |
57 |
{ |
58 |
begin (); |
59 |
end (); |
60 |
} |
61 |
}; |
62 |
|
63 |
template<class A> |
64 |
struct sl_func1 : sl_func0 |
65 |
{ |
66 |
const A a; |
67 |
sl_func1 (const char *name, const A &a) : sl_func0(name), a(a) { } |
68 |
void operator ()() const { begin (); a (); end (); } |
69 |
}; |
70 |
|
71 |
template<class A, class B> |
72 |
struct sl_func2 : sl_func0 |
73 |
{ |
74 |
const A a; const B b; |
75 |
sl_func2 (const char *name, const A &a, const B &b) : sl_func0(name), a(a), b(b) { } |
76 |
void operator ()() const { begin (); a (); comma (); b (); end (); } |
77 |
}; |
78 |
|
79 |
template<class A, class B, class C> |
80 |
struct sl_func3 : sl_func0 |
81 |
{ |
82 |
const A a; const B b; const C c; |
83 |
sl_func3 (const char *name, const A &a, const B &b, const C &c) : sl_func0(name), a(a), b(b), c(c) { } |
84 |
void operator ()() const { begin (); a (); comma (); b (); comma (); c (); end (); } |
85 |
}; |
86 |
|
87 |
template<class A, class B, class C, class D> |
88 |
struct sl_func4 : sl_func0 |
89 |
{ |
90 |
const A a; const B b; const C c; const D d; |
91 |
sl_func4 (const char *name, const A &a, const B &b, const C &c, const D &d) : sl_func0(name), a(a), b(b), c(c), d(d) { } |
92 |
void operator ()() const { begin (); a (); comma (); b (); comma (); c (); comma (); d(); end (); } |
93 |
}; |
94 |
|
95 |
class refcounted |
96 |
{ |
97 |
template<class type> friend class ref; |
98 |
mutable int refcnt; |
99 |
void refcnt_inc () const { refcnt++; } |
100 |
void refcnt_dec () const; |
101 |
public: |
102 |
refcounted () : refcnt(0) { } |
103 |
virtual ~refcounted (); |
104 |
}; |
105 |
|
106 |
template<class type> |
107 |
struct ref |
108 |
{ |
109 |
type *p; |
110 |
|
111 |
ref () |
112 |
{ |
113 |
p = new type; |
114 |
p->refcnt_inc (); |
115 |
} |
116 |
|
117 |
ref (type &d) |
118 |
{ |
119 |
d.refcnt_inc (); |
120 |
p = &d; |
121 |
} |
122 |
|
123 |
ref (const ref &r) |
124 |
{ |
125 |
r.p->refcnt_inc (); |
126 |
p = r.p; |
127 |
} |
128 |
|
129 |
template<class type2> |
130 |
ref (const ref<type2> &r) |
131 |
{ |
132 |
r.p->refcnt_inc (); |
133 |
p = r.p; |
134 |
} |
135 |
|
136 |
~ref () |
137 |
{ |
138 |
p->refcnt_dec (); |
139 |
} |
140 |
|
141 |
ref &operator =(type &d) |
142 |
{ |
143 |
d.refcnt_inc (); |
144 |
p->refcnt_dec (); |
145 |
p = &d; |
146 |
return *this; |
147 |
} |
148 |
|
149 |
type *operator ->() const { return p; } |
150 |
|
151 |
operator type &() const { return *p; } |
152 |
|
153 |
template<class type2> |
154 |
bool operator ==(const ref<type2> b) const |
155 |
{ |
156 |
return (void *)p == (void *)b.p; |
157 |
} |
158 |
}; |
159 |
|
160 |
// ref with auto-construct |
161 |
template<class type> |
162 |
struct auto_ref0 : ref<type> |
163 |
{ |
164 |
auto_ref0 () : ref<type> (*new type ()) { } |
165 |
}; |
166 |
|
167 |
template<class type, typename arg1> |
168 |
struct auto_ref1 : ref<type> |
169 |
{ |
170 |
auto_ref1 (arg1 a) : ref<type> (*new type (a)) { } |
171 |
}; |
172 |
|
173 |
template<class type> |
174 |
struct auto_lvalue_ref0 : ref<type> |
175 |
{ |
176 |
auto_lvalue_ref0 () : ref<type> (*new type ()) { } |
177 |
template<typename expr> |
178 |
const auto_lvalue_ref0 &operator =(const expr &e) const; |
179 |
}; |
180 |
|
181 |
template<class type, typename arg1> |
182 |
struct auto_lvalue_ref1 : ref<type> |
183 |
{ |
184 |
auto_lvalue_ref1 (arg1 a) : ref<type> (*new type (a)) { } |
185 |
template<class expr> |
186 |
const auto_lvalue_ref1 &operator =(const expr &e) const; |
187 |
}; |
188 |
|
189 |
extern const char str_float []; |
190 |
extern const char str_vec2 []; |
191 |
extern const char str_vec3 []; |
192 |
extern const char str_vec4 []; |
193 |
extern const char str_mat2 []; |
194 |
extern const char str_mat3 []; |
195 |
extern const char str_mat4 []; |
196 |
|
197 |
extern const char str_sampler_1d []; |
198 |
extern const char str_sampler_1d_shadow []; |
199 |
extern const char str_sampler_2d []; |
200 |
extern const char str_sampler_2d_shadow []; |
201 |
extern const char str_sampler_2d_rect []; |
202 |
extern const char str_sampler_2d_rect_shadow []; |
203 |
extern const char str_sampler_3d []; |
204 |
extern const char str_sampler_3d_rect []; |
205 |
extern const char str_sampler_cube []; |
206 |
|
207 |
typedef ref<struct var_i> var; |
208 |
typedef ref<struct uniform_i> uniform; |
209 |
|
210 |
struct shader_builder |
211 |
{ |
212 |
vector<uniform> refs; // uniform parameters |
213 |
vector<var> temps; // temporary variables |
214 |
vector<var> streams; // varying inputs & outputs |
215 |
|
216 |
ostringstream source; |
217 |
|
218 |
template<typename type> |
219 |
shader_builder &operator <<(const type &t) |
220 |
{ |
221 |
source << t; |
222 |
return *this; |
223 |
} |
224 |
}; |
225 |
|
226 |
struct fragment_i : refcounted |
227 |
{ |
228 |
virtual void build (shader_builder &b) = 0; |
229 |
}; |
230 |
|
231 |
typedef ref<fragment_i> fragment; |
232 |
|
233 |
struct lvalue_i : fragment_i |
234 |
{ |
235 |
}; |
236 |
|
237 |
// a simple predeclared variable with unspecified type |
238 |
struct gluvar_i : lvalue_i |
239 |
{ |
240 |
const char *name; |
241 |
void build (shader_builder &b); |
242 |
gluvar_i (const char *name) : name (name) { } |
243 |
}; |
244 |
|
245 |
typedef auto_lvalue_ref1<gluvar_i, const char *> gluvar; |
246 |
|
247 |
struct var_i : lvalue_i |
248 |
{ |
249 |
static unsigned int next_id; |
250 |
|
251 |
char name[NAMELEN]; |
252 |
const char *typestr; |
253 |
|
254 |
void build (shader_builder &b); |
255 |
virtual void build_decl (ostringstream &b); |
256 |
|
257 |
var_i (const char *typestr); |
258 |
~var_i (); |
259 |
}; |
260 |
|
261 |
struct uniform_i : var_i |
262 |
{ |
263 |
void build (shader_builder &b); |
264 |
void build_decl (ostringstream &b); |
265 |
|
266 |
GLint location (); |
267 |
|
268 |
uniform_i (const char *strtype); |
269 |
}; |
270 |
|
271 |
template<int dimension, typename gltype, const char *strtype> |
272 |
struct uniform2_i : uniform_i |
273 |
{ |
274 |
gltype data[dimension]; |
275 |
|
276 |
uniform2_i () : uniform_i (strtype) { } |
277 |
}; |
278 |
|
279 |
template<int dimension, const char *strtype> |
280 |
struct uniform_f_i : uniform2_i<dimension, GLfloat, strtype> |
281 |
{ |
282 |
}; |
283 |
|
284 |
struct uniform_1f_i : uniform_f_i<1, str_float> { |
285 |
void set (GLfloat v) |
286 |
{ |
287 |
data[0] = v; |
288 |
glUniform1fvARB (location(), 1, data); |
289 |
} |
290 |
}; |
291 |
|
292 |
struct uniform_2f_i : uniform_f_i<2, str_vec2> { |
293 |
void set (GLfloat x, GLfloat y) |
294 |
{ |
295 |
data[0] = x; |
296 |
data[1] = y; |
297 |
glUniform2fvARB (location(), 2, data); |
298 |
} |
299 |
|
300 |
void set (const vec2 &v) { set (v.x, v.y); } |
301 |
}; |
302 |
|
303 |
struct uniform_3f_i : uniform_f_i<3, str_vec3> { |
304 |
void set (GLfloat x, GLfloat y, GLfloat z) |
305 |
{ |
306 |
data[0] = x; |
307 |
data[1] = y; |
308 |
data[2] = z; |
309 |
glUniform3fvARB (location(), 3, data); |
310 |
} |
311 |
|
312 |
void set (const vec3 &v) { set (v.x, v.y, v.z); } |
313 |
}; |
314 |
|
315 |
struct uniform_4f_i : uniform_f_i<4, str_vec4> { |
316 |
void set (GLfloat x, GLfloat y, GLfloat z, GLfloat w) |
317 |
{ |
318 |
data[0] = x; |
319 |
data[1] = y; |
320 |
data[2] = z; |
321 |
data[3] = w; |
322 |
|
323 |
glUniform4fvARB (location(), 4, data); |
324 |
} |
325 |
|
326 |
void set (const vec4 &v) { set (v.x, v.y, v.z, v.w); } |
327 |
}; |
328 |
|
329 |
struct uniform_matrix_2f_i : uniform_f_i< 4, str_mat2> |
330 |
{ |
331 |
void set (const GLfloat d[4]) |
332 |
{ |
333 |
memcpy (data, d, 4 * sizeof (GLfloat)); |
334 |
glUniformMatrix2fvARB (location (), 4, 0, data); |
335 |
} |
336 |
}; |
337 |
|
338 |
struct uniform_matrix_3f_i : uniform_f_i< 9, str_mat3> |
339 |
{ |
340 |
void set (const GLfloat d[9]) |
341 |
{ |
342 |
memcpy (data, d, 9 * sizeof (GLfloat)); |
343 |
glUniformMatrix3fvARB (location (), 9, 0, data); |
344 |
} |
345 |
}; |
346 |
|
347 |
struct uniform_matrix_4f_i : uniform_f_i<16, str_mat4> |
348 |
{ |
349 |
void set (const gl::matrix &m) |
350 |
{ |
351 |
memcpy (data, m.data, 16 * sizeof (GLfloat)); |
352 |
glUniformMatrix4fvARB (location (), 16, 0, data); |
353 |
} |
354 |
}; |
355 |
|
356 |
template<class var_i> |
357 |
struct var_ref : ref<var_i> |
358 |
{ |
359 |
var_ref (const char *glname = 0) |
360 |
: ref<var_i> (*new var_i) |
361 |
{ |
362 |
if (glname) |
363 |
strcpy ((*this)->name, glname); |
364 |
} |
365 |
}; |
366 |
|
367 |
typedef var_ref<uniform_1f_i> uniform_1f; |
368 |
typedef var_ref<uniform_2f_i> uniform_2f; |
369 |
typedef var_ref<uniform_3f_i> uniform_3f; |
370 |
typedef var_ref<uniform_4f_i> uniform_4f; |
371 |
typedef var_ref<uniform_matrix_2f_i> uniform_matrix_2f; |
372 |
typedef var_ref<uniform_matrix_3f_i> uniform_matrix_3f; |
373 |
typedef var_ref<uniform_matrix_4f_i> uniform_matrix_4f; |
374 |
|
375 |
struct stream_i : var_i |
376 |
{ |
377 |
void build (shader_builder &b); |
378 |
void build_decl (ostringstream &b); |
379 |
stream_i (const char *strtype); |
380 |
}; |
381 |
|
382 |
template<int dimension, GLenum gltype, const char *strtype> |
383 |
struct varying_i : stream_i |
384 |
{ |
385 |
varying_i () : stream_i (strtype) { } |
386 |
|
387 |
void set (GLsizei stride, GLvoid *ptr) |
388 |
{ |
389 |
//cgGLSetParameterPointer (param, dimension, gltype, stride, ptr); |
390 |
} |
391 |
}; |
392 |
|
393 |
template<int dimension, const char *strtype> |
394 |
struct varying_f_i : varying_i<dimension, GL_FLOAT, strtype> |
395 |
{ |
396 |
void set (const gl::vertex_buffer_object &vb, GLint offset) |
397 |
{ |
398 |
varying_i<dimension, GL_FLOAT, strtype>::set (gl::format_stride (vb.format), (GLvoid *)(long)offset); |
399 |
} |
400 |
}; |
401 |
|
402 |
struct varying_1f_i : varying_f_i<1, str_float> |
403 |
{ |
404 |
}; |
405 |
|
406 |
struct varying_2f_i : varying_f_i<2, str_vec2> |
407 |
{ |
408 |
void set_t (const gl::vertex_buffer_object &vb) |
409 |
{ |
410 |
set (vb, gl::format_offset_t (vb.format)); |
411 |
} |
412 |
}; |
413 |
|
414 |
struct varying_3f_i : varying_f_i<3, str_vec3> |
415 |
{ |
416 |
void set_p (const gl::vertex_buffer_object &vb) |
417 |
{ |
418 |
set (vb, gl::format_offset_p (vb.format)); |
419 |
} |
420 |
|
421 |
void set_n (const gl::vertex_buffer_object &vb) |
422 |
{ |
423 |
set (vb, gl::format_offset_n (vb.format)); |
424 |
} |
425 |
}; |
426 |
|
427 |
struct varying_4f_i : varying_f_i<4, str_vec4> |
428 |
{ |
429 |
}; |
430 |
|
431 |
typedef var_ref<varying_1f_i> varying_1f; |
432 |
typedef var_ref<varying_2f_i> varying_2f; |
433 |
typedef var_ref<varying_3f_i> varying_3f; |
434 |
typedef var_ref<varying_4f_i> varying_4f; |
435 |
|
436 |
struct temporary_i : var_i |
437 |
{ |
438 |
void build (shader_builder &b); |
439 |
|
440 |
temporary_i (const char *strtype); |
441 |
}; |
442 |
|
443 |
template<const char *strtype> |
444 |
struct temp_ref : ref<temporary_i> |
445 |
{ |
446 |
temp_ref () |
447 |
: ref<temporary_i> (*new temporary_i (strtype)) |
448 |
{ |
449 |
} |
450 |
|
451 |
#if 0 |
452 |
template<typename expr> |
453 |
temp_ref (const expr &e) |
454 |
: ref<temporary_i> (*new temporary_i (strtype)) |
455 |
{ |
456 |
(*this) = e; |
457 |
} |
458 |
#endif |
459 |
|
460 |
template<typename expr> |
461 |
const temp_ref &operator =(const expr &e) const; |
462 |
}; |
463 |
|
464 |
typedef temp_ref<str_float> temp_1f; |
465 |
typedef temp_ref<str_vec2> temp_2f; |
466 |
typedef temp_ref<str_vec3> temp_3f; |
467 |
typedef temp_ref<str_vec4> temp_4f; |
468 |
typedef temp_ref<str_mat2> temp_matrix_2f; |
469 |
typedef temp_ref<str_mat3> temp_matrix_3f; |
470 |
typedef temp_ref<str_mat4> temp_matrix_4f; |
471 |
|
472 |
template<GLenum gltype, const char *strtype> |
473 |
struct sampler_i : uniform_i |
474 |
{ |
475 |
GLuint unit; |
476 |
|
477 |
void update () |
478 |
{ |
479 |
if (dirty) |
480 |
{ |
481 |
//cgGLSetTextureParameter (param, texture); |
482 |
dirty = false; |
483 |
} |
484 |
} |
485 |
|
486 |
void begin () |
487 |
{ |
488 |
//cgGLEnableTextureParameter (unit); |
489 |
} |
490 |
|
491 |
sampler_i (GLuint textureunit) : uniform_i (strtype), unit (textureunit) { } |
492 |
}; |
493 |
|
494 |
struct sampler_1d_i : sampler_i<GL_SAMPLER_1D_ARB, str_sampler_1d> |
495 |
{ |
496 |
sampler_1d_i (GLuint textureunit) : sampler_i<GL_SAMPLER_1D_ARB, str_sampler_1d> (textureunit) { } |
497 |
}; |
498 |
|
499 |
struct sampler_1d_shadow_i : sampler_i<GL_SAMPLER_1D_SHADOW_ARB, str_sampler_1d_shadow> |
500 |
{ |
501 |
sampler_1d_shadow_i (GLuint textureunit) : sampler_i<GL_SAMPLER_1D_SHADOW_ARB, str_sampler_1d_shadow> (textureunit) { } |
502 |
}; |
503 |
|
504 |
struct sampler_2d_i : sampler_i<GL_SAMPLER_2D_ARB, str_sampler_2d> |
505 |
{ |
506 |
sampler_2d_i (GLuint textureunit) : sampler_i<GL_SAMPLER_2D_ARB, str_sampler_2d> (textureunit) { } |
507 |
}; |
508 |
|
509 |
struct sampler_2d_shadow_i : sampler_i<GL_SAMPLER_2D_SHADOW_ARB, str_sampler_2d_shadow> |
510 |
{ |
511 |
sampler_2d_shadow_i (GLuint textureunit) : sampler_i<GL_SAMPLER_2D_SHADOW_ARB, str_sampler_2d_shadow> (textureunit) { } |
512 |
}; |
513 |
|
514 |
struct sampler_2d_rect_i : sampler_i<GL_SAMPLER_2D_RECT_ARB, str_sampler_2d_rect> |
515 |
{ |
516 |
sampler_2d_rect_i (GLuint textureunit) : sampler_i<GL_SAMPLER_2D_RECT_ARB, str_sampler_2d_rect> (textureunit) { } |
517 |
}; |
518 |
|
519 |
struct sampler_2d_rect_shadow_i : sampler_i<GL_SAMPLER_2D_RECT_SHADOW_ARB, str_sampler_2d_rect_shadow> |
520 |
{ |
521 |
sampler_2d_rect_shadow_i (GLuint textureunit) : sampler_i<GL_SAMPLER_2D_RECT_SHADOW_ARB, str_sampler_2d_rect_shadow> (textureunit) { } |
522 |
}; |
523 |
|
524 |
struct sampler_3d_i : sampler_i<GL_SAMPLER_3D_ARB, str_sampler_3d> |
525 |
{ |
526 |
sampler_3d_i (GLuint textureunit) : sampler_i<GL_SAMPLER_3D_ARB, str_sampler_3d> (textureunit) { } |
527 |
}; |
528 |
|
529 |
struct sampler_3d_rect_i : sampler_i<GL_SAMPLER_3D_ARB, str_sampler_3d_rect> |
530 |
{ |
531 |
sampler_3d_rect_i (GLuint textureunit) : sampler_i<GL_SAMPLER_3D_ARB, str_sampler_3d_rect> (textureunit) { } |
532 |
}; |
533 |
|
534 |
struct sampler_cube_i : sampler_i<GL_SAMPLER_CUBE_ARB, str_sampler_cube> |
535 |
{ |
536 |
sampler_cube_i (GLuint textureunit) : sampler_i<GL_SAMPLER_CUBE_ARB, str_sampler_cube> (textureunit) { } |
537 |
}; |
538 |
|
539 |
typedef auto_ref1<sampler_1d_i, GLuint> sampler_1d; |
540 |
typedef auto_ref1<sampler_1d_shadow_i, GLuint> sampler_1d_shadow; |
541 |
typedef auto_ref1<sampler_2d_i, GLuint> sampler_2d; |
542 |
typedef auto_ref1<sampler_2d_shadow_i, GLuint> sampler_2d_shadow; |
543 |
typedef auto_ref1<sampler_2d_rect_i, GLuint> sampler_2d_rect; |
544 |
typedef auto_ref1<sampler_2d_rect_shadow_i, GLuint> sampler_2d_rect_shadow; |
545 |
typedef auto_ref1<sampler_3d_i, GLuint> sampler_3d; |
546 |
typedef auto_ref1<sampler_3d_rect_i, GLuint> sampler_3d_rect; |
547 |
typedef auto_ref1<sampler_cube_i, GLuint> sampler_cube; |
548 |
|
549 |
struct fragment_const_string_i : fragment_i |
550 |
{ |
551 |
const char *str; |
552 |
|
553 |
void build (shader_builder &b); |
554 |
|
555 |
fragment_const_string_i (const char *str) : str(str) { } |
556 |
}; |
557 |
|
558 |
typedef auto_ref1<fragment_const_string_i, const char *> fragment_const_string; |
559 |
|
560 |
struct fragment_string_i : fragment_i |
561 |
{ |
562 |
char *str; |
563 |
|
564 |
void build (shader_builder &b); |
565 |
|
566 |
fragment_string_i (const char *str) : str (strdup (str)) { } |
567 |
~fragment_string_i (); |
568 |
}; |
569 |
|
570 |
struct fragment_vector_i : fragment_i, vector<fragment> |
571 |
{ |
572 |
void build (shader_builder &b); |
573 |
|
574 |
template<class fragment_i> |
575 |
void append (const ref<fragment_i> &f) |
576 |
{ |
577 |
push_back (f); |
578 |
} |
579 |
|
580 |
template<class expr> |
581 |
void append (const sl_expr<expr> &e) |
582 |
{ |
583 |
e (); |
584 |
} |
585 |
|
586 |
void append_const (const char *s) |
587 |
{ |
588 |
push_back (*new fragment_const_string_i (s)); |
589 |
} |
590 |
|
591 |
void append_string (const char *s) |
592 |
{ |
593 |
push_back (*new fragment_string_i (s)); |
594 |
} |
595 |
}; |
596 |
|
597 |
typedef ref<fragment_vector_i> fragment_vector; |
598 |
|
599 |
struct shader_object_i : fragment_vector_i |
600 |
{ |
601 |
GLenum type; |
602 |
GLuint id; // GLhandleARB, but 2.0 will use uint |
603 |
|
604 |
string source (); |
605 |
void compile (); |
606 |
void start (); |
607 |
void stop (); |
608 |
|
609 |
shader_object_i (GLenum type); |
610 |
~shader_object_i (); |
611 |
}; |
612 |
|
613 |
extern shader_object_i *cur; // record actions to this shader |
614 |
|
615 |
template<GLenum type> |
616 |
struct shader_object : ref<shader_object_i> |
617 |
{ |
618 |
shader_object () |
619 |
: ref<shader_object_i> (*new shader_object_i (type)) |
620 |
{ |
621 |
} |
622 |
}; |
623 |
|
624 |
typedef shader_object<GL_VERTEX_SHADER_ARB> vertex_shader; |
625 |
typedef shader_object<GL_FRAGMENT_SHADER_ARB> fragment_shader; |
626 |
|
627 |
struct program_object |
628 |
{ |
629 |
static struct program_object *cur; // currently bound program |
630 |
|
631 |
GLuint id; |
632 |
|
633 |
vertex_shader vsh; |
634 |
fragment_shader fsh; |
635 |
|
636 |
map<uniform_i *,GLint> uloc; // uniform location |
637 |
|
638 |
program_object (); |
639 |
~program_object (); |
640 |
|
641 |
void link (); |
642 |
|
643 |
void begin () |
644 |
{ |
645 |
glUseProgramObjectARB (id); |
646 |
cur = this; |
647 |
} |
648 |
|
649 |
void end () |
650 |
{ |
651 |
glUseProgramObjectARB (0); |
652 |
cur = 0; |
653 |
} |
654 |
}; |
655 |
|
656 |
template<typename T> |
657 |
struct sl_append |
658 |
{ |
659 |
T t; |
660 |
|
661 |
sl_append (const T &t) : t(t) { } |
662 |
|
663 |
void operator ()() const |
664 |
{ |
665 |
cur->push_back (t); |
666 |
} |
667 |
}; |
668 |
|
669 |
template<int length> |
670 |
struct sl_string |
671 |
{ |
672 |
char str[length]; |
673 |
|
674 |
void operator ()() const |
675 |
{ |
676 |
cur->push_back (*new fragment_string_i (str)); |
677 |
} |
678 |
}; |
679 |
|
680 |
struct sl_float |
681 |
{ |
682 |
const GLfloat c; |
683 |
|
684 |
sl_float (GLfloat c) : c(c) { } |
685 |
|
686 |
void operator ()() const; |
687 |
}; |
688 |
|
689 |
template<class A, class B> |
690 |
inline sl_expr< sl_concat2<A, B> > |
691 |
concat (const A &a, const B &b) |
692 |
{ |
693 |
typedef sl_concat2<A, B> expr; |
694 |
return sl_expr<expr> (expr (a, b)); |
695 |
} |
696 |
|
697 |
template<class A, class B, class C> |
698 |
inline sl_expr< sl_concat3<A, B, C> > |
699 |
concat (const A &a, const B &b, const C &c) |
700 |
{ |
701 |
typedef sl_concat3<A, B, C> expr; |
702 |
return sl_expr<expr> (expr (a, b, c)); |
703 |
} |
704 |
|
705 |
template<class A, class B, class C, class D> |
706 |
inline sl_expr< sl_concat4<A, B, C, D> > |
707 |
concat (const A &a, const B &b, const C &c, const D &d) |
708 |
{ |
709 |
typedef sl_concat4<A, B, C, D> expr; |
710 |
return sl_expr<expr> (expr (a, b, c, d)); |
711 |
} |
712 |
|
713 |
template<typename expr> |
714 |
struct sl_convert |
715 |
{ |
716 |
typedef sl_expr<expr> T; |
717 |
static inline const T &convert (const T &e) |
718 |
{ |
719 |
return e; |
720 |
} |
721 |
}; |
722 |
|
723 |
template<> |
724 |
struct sl_convert<GLfloat> |
725 |
{ |
726 |
typedef sl_expr<sl_float> T; |
727 |
static inline const T convert (GLfloat f) |
728 |
{ |
729 |
return sl_float (f); |
730 |
} |
731 |
}; |
732 |
|
733 |
template<> |
734 |
struct sl_convert<GLdouble> |
735 |
{ |
736 |
typedef sl_expr<sl_float> T; |
737 |
static inline const T convert (GLdouble d) |
738 |
{ |
739 |
return sl_float (d); |
740 |
} |
741 |
}; |
742 |
|
743 |
template<> |
744 |
struct sl_convert<GLint> |
745 |
{ |
746 |
typedef sl_expr<sl_float> T; |
747 |
static inline const T convert (GLint i) |
748 |
{ |
749 |
return sl_float (i); |
750 |
} |
751 |
}; |
752 |
|
753 |
template<> |
754 |
struct sl_convert<vec2> |
755 |
{ |
756 |
typedef sl_expr< sl_string<60> > T; |
757 |
static const T convert (const vec2 &v); |
758 |
}; |
759 |
|
760 |
template<> |
761 |
struct sl_convert<vec3> |
762 |
{ |
763 |
typedef sl_expr< sl_string<80> > T; |
764 |
static const T convert (const vec3 &v); |
765 |
}; |
766 |
|
767 |
template<> |
768 |
struct sl_convert<vec4> |
769 |
{ |
770 |
typedef sl_expr< sl_string<100> > T; |
771 |
static const T convert (const vec4 &v); |
772 |
}; |
773 |
|
774 |
template<> |
775 |
template<class V> |
776 |
struct sl_convert< var_ref<V> > |
777 |
{ |
778 |
typedef sl_expr< sl_append< var_ref<V> > > T; |
779 |
static inline const T convert (const var_ref<V> &v) |
780 |
{ |
781 |
return sl_append< var_ref<V> > (v); |
782 |
} |
783 |
}; |
784 |
|
785 |
template<> |
786 |
struct sl_convert<gluvar> |
787 |
{ |
788 |
typedef sl_expr< sl_append<gluvar> > T; |
789 |
static inline const T convert (const gluvar &v) |
790 |
{ |
791 |
return sl_append<gluvar> (v); |
792 |
} |
793 |
}; |
794 |
|
795 |
template<> |
796 |
template<const char *strtype> |
797 |
struct sl_convert< temp_ref<strtype> > |
798 |
{ |
799 |
typedef sl_expr< sl_append< temp_ref<strtype> > > T; |
800 |
static inline const T convert (const temp_ref<strtype> &v) |
801 |
{ |
802 |
return sl_expr< sl_append< temp_ref<strtype> > >( |
803 |
sl_append< temp_ref<strtype> > (v) |
804 |
); |
805 |
} |
806 |
}; |
807 |
|
808 |
extern const fragment_const_string str_2sp; |
809 |
extern const fragment_const_string str_equal; |
810 |
extern const fragment_const_string str_comma; |
811 |
extern const fragment_const_string str_endl; |
812 |
|
813 |
template<class fragment, typename expr> |
814 |
inline void sl_assign (const fragment &f, const expr &e) |
815 |
{ |
816 |
cur->append (str_2sp); |
817 |
cur->append (f); |
818 |
cur->append (str_equal); |
819 |
sl_convert<expr>::convert (e) (); |
820 |
cur->append (str_endl); |
821 |
} |
822 |
|
823 |
template<class type> |
824 |
template<typename expr> |
825 |
inline const auto_lvalue_ref0<type> &auto_lvalue_ref0<type>::operator =(const expr &e) const |
826 |
{ |
827 |
sl_assign (*this, e); |
828 |
return *this; |
829 |
} |
830 |
|
831 |
template<class type, typename arg1> |
832 |
template<typename expr> |
833 |
inline const auto_lvalue_ref1<type,arg1> &auto_lvalue_ref1<type,arg1>::operator =(const expr &e) const |
834 |
{ |
835 |
sl_assign (*this, e); |
836 |
return *this; |
837 |
} |
838 |
|
839 |
template<class T> |
840 |
template<typename expr> |
841 |
inline const sl_expr<T> &sl_expr<T>::operator =(const expr &e) const |
842 |
{ |
843 |
sl_assign (*this, e); |
844 |
return *this; |
845 |
} |
846 |
|
847 |
template<const char *strtype> |
848 |
template<typename expr> |
849 |
inline const temp_ref<strtype> &temp_ref<strtype>::operator =(const expr &e) const |
850 |
{ |
851 |
sl_assign (*this, e); |
852 |
return *this; |
853 |
} |
854 |
|
855 |
struct sl_append_const_string |
856 |
{ |
857 |
fragment_const_string str; |
858 |
sl_append_const_string (const char *s) |
859 |
: str (s) |
860 |
{ } |
861 |
|
862 |
void operator ()() const |
863 |
{ |
864 |
cur->push_back (str); |
865 |
} |
866 |
}; |
867 |
|
868 |
extern const sl_append_const_string str_lpar; |
869 |
extern const sl_append_const_string str_rpar; |
870 |
|
871 |
template<class A, class B, class C> |
872 |
struct sl_binop |
873 |
{ |
874 |
const A a; const B b; const C c; |
875 |
sl_binop (const A &a, const B &b, const C &c) : a(a), b(b), c(c) { } |
876 |
void operator ()() const { str_lpar (); a (); b (); c (); str_rpar (); } |
877 |
}; |
878 |
|
879 |
# define SHADER_BINOP(op, str) \ |
880 |
extern const sl_append_const_string str_ ## str; \ |
881 |
template<typename A, typename B> \ |
882 |
inline const sl_expr< sl_binop< typename sl_convert<A>::T, \ |
883 |
sl_append_const_string, \ |
884 |
typename sl_convert<B>::T > > \ |
885 |
operator op(const A &a, const B &b) \ |
886 |
{ \ |
887 |
return sl_binop< typename sl_convert<A>::T, sl_append_const_string, typename sl_convert<B>::T > \ |
888 |
(sl_convert<A>::convert (a), str_ ## str, sl_convert<B>::convert (b)); \ |
889 |
} |
890 |
|
891 |
SHADER_BINOP (+, plus); |
892 |
SHADER_BINOP (-, minus); |
893 |
SHADER_BINOP (*, mul); |
894 |
SHADER_BINOP (/, div); |
895 |
SHADER_BINOP (%, mod); |
896 |
|
897 |
# undef SHADER_BINOP |
898 |
|
899 |
void swizzle_mask (sl_string<7> &s, int mask); |
900 |
|
901 |
template<typename T> |
902 |
inline const sl_expr< sl_concat3< sl_append_const_string, |
903 |
typename sl_convert<T>::T, |
904 |
sl_string<7> |
905 |
> > |
906 |
swizzle (const T &t, int a, int b = 0, int c = 0, int d = 0) |
907 |
{ |
908 |
sl_string<7> s; |
909 |
swizzle_mask (s, ((d * 5 + c) * 5 + b) * 5 + a); |
910 |
return concat (str_lpar, sl_convert<T>::convert (t), s); |
911 |
} |
912 |
|
913 |
# define SHADER_SWIZZLE_OP(abcd,type) \ |
914 |
template<typename T> \ |
915 |
inline const sl_expr< sl_concat3< sl_append_const_string, \ |
916 |
typename sl_convert<T>::T, \ |
917 |
sl_string<7> \ |
918 |
> > \ |
919 |
type (const T &t) \ |
920 |
{ \ |
921 |
return swizzle (t, (abcd / 1000) % 5, (abcd / 100) % 5, (abcd / 10) % 5, (abcd / 1) % 5); \ |
922 |
} |
923 |
|
924 |
// brute force is lovely, ain't it? |
925 |
SHADER_SWIZZLE_OP (1 , x ) SHADER_SWIZZLE_OP (11 , xx ) SHADER_SWIZZLE_OP (111 , xxx ) SHADER_SWIZZLE_OP (1111, xxxx) |
926 |
SHADER_SWIZZLE_OP (1112, xxxy) SHADER_SWIZZLE_OP (1113, xxxz) SHADER_SWIZZLE_OP (1114, xxxw) SHADER_SWIZZLE_OP (112 , xxy ) |
927 |
SHADER_SWIZZLE_OP (1121, xxyx) SHADER_SWIZZLE_OP (1122, xxyy) SHADER_SWIZZLE_OP (1123, xxyz) SHADER_SWIZZLE_OP (1124, xxyw) |
928 |
SHADER_SWIZZLE_OP (113 , xxz ) SHADER_SWIZZLE_OP (1131, xxzx) SHADER_SWIZZLE_OP (1132, xxzy) SHADER_SWIZZLE_OP (1133, xxzz) |
929 |
SHADER_SWIZZLE_OP (1134, xxzw) SHADER_SWIZZLE_OP (114 , xxw ) SHADER_SWIZZLE_OP (1141, xxwx) SHADER_SWIZZLE_OP (1142, xxwy) |
930 |
SHADER_SWIZZLE_OP (1143, xxwz) SHADER_SWIZZLE_OP (1144, xxww) SHADER_SWIZZLE_OP (12 , xy ) SHADER_SWIZZLE_OP (121 , xyx ) |
931 |
SHADER_SWIZZLE_OP (1211, xyxx) SHADER_SWIZZLE_OP (1212, xyxy) SHADER_SWIZZLE_OP (1213, xyxz) SHADER_SWIZZLE_OP (1214, xyxw) |
932 |
SHADER_SWIZZLE_OP (122 , xyy ) SHADER_SWIZZLE_OP (1221, xyyx) SHADER_SWIZZLE_OP (1222, xyyy) SHADER_SWIZZLE_OP (1223, xyyz) |
933 |
SHADER_SWIZZLE_OP (1224, xyyw) SHADER_SWIZZLE_OP (123 , xyz ) SHADER_SWIZZLE_OP (1231, xyzx) SHADER_SWIZZLE_OP (1232, xyzy) |
934 |
SHADER_SWIZZLE_OP (1233, xyzz) SHADER_SWIZZLE_OP (1234, xyzw) SHADER_SWIZZLE_OP (124 , xyw ) SHADER_SWIZZLE_OP (1241, xywx) |
935 |
SHADER_SWIZZLE_OP (1242, xywy) SHADER_SWIZZLE_OP (1243, xywz) SHADER_SWIZZLE_OP (1244, xyww) SHADER_SWIZZLE_OP (13 , xz ) |
936 |
SHADER_SWIZZLE_OP (131 , xzx ) SHADER_SWIZZLE_OP (1311, xzxx) SHADER_SWIZZLE_OP (1312, xzxy) SHADER_SWIZZLE_OP (1313, xzxz) |
937 |
SHADER_SWIZZLE_OP (1314, xzxw) SHADER_SWIZZLE_OP (132 , xzy ) SHADER_SWIZZLE_OP (1321, xzyx) SHADER_SWIZZLE_OP (1322, xzyy) |
938 |
SHADER_SWIZZLE_OP (1323, xzyz) SHADER_SWIZZLE_OP (1324, xzyw) SHADER_SWIZZLE_OP (133 , xzz ) SHADER_SWIZZLE_OP (1331, xzzx) |
939 |
SHADER_SWIZZLE_OP (1332, xzzy) SHADER_SWIZZLE_OP (1333, xzzz) SHADER_SWIZZLE_OP (1334, xzzw) SHADER_SWIZZLE_OP (134 , xzw ) |
940 |
SHADER_SWIZZLE_OP (1341, xzwx) SHADER_SWIZZLE_OP (1342, xzwy) SHADER_SWIZZLE_OP (1343, xzwz) SHADER_SWIZZLE_OP (1344, xzww) |
941 |
SHADER_SWIZZLE_OP (14 , xw ) SHADER_SWIZZLE_OP (141 , xwx ) SHADER_SWIZZLE_OP (1411, xwxx) SHADER_SWIZZLE_OP (1412, xwxy) |
942 |
SHADER_SWIZZLE_OP (1413, xwxz) SHADER_SWIZZLE_OP (1414, xwxw) SHADER_SWIZZLE_OP (142 , xwy ) SHADER_SWIZZLE_OP (1421, xwyx) |
943 |
SHADER_SWIZZLE_OP (1422, xwyy) SHADER_SWIZZLE_OP (1423, xwyz) SHADER_SWIZZLE_OP (1424, xwyw) SHADER_SWIZZLE_OP (143 , xwz ) |
944 |
SHADER_SWIZZLE_OP (1431, xwzx) SHADER_SWIZZLE_OP (1432, xwzy) SHADER_SWIZZLE_OP (1433, xwzz) SHADER_SWIZZLE_OP (1434, xwzw) |
945 |
SHADER_SWIZZLE_OP (144 , xww ) SHADER_SWIZZLE_OP (1441, xwwx) SHADER_SWIZZLE_OP (1442, xwwy) SHADER_SWIZZLE_OP (1443, xwwz) |
946 |
SHADER_SWIZZLE_OP (1444, xwww) SHADER_SWIZZLE_OP (2 , y ) SHADER_SWIZZLE_OP (21 , yx ) SHADER_SWIZZLE_OP (211 , yxx ) |
947 |
SHADER_SWIZZLE_OP (2111, yxxx) SHADER_SWIZZLE_OP (2112, yxxy) SHADER_SWIZZLE_OP (2113, yxxz) SHADER_SWIZZLE_OP (2114, yxxw) |
948 |
SHADER_SWIZZLE_OP (212 , yxy ) SHADER_SWIZZLE_OP (2121, yxyx) SHADER_SWIZZLE_OP (2122, yxyy) SHADER_SWIZZLE_OP (2123, yxyz) |
949 |
SHADER_SWIZZLE_OP (2124, yxyw) SHADER_SWIZZLE_OP (213 , yxz ) SHADER_SWIZZLE_OP (2131, yxzx) SHADER_SWIZZLE_OP (2132, yxzy) |
950 |
SHADER_SWIZZLE_OP (2133, yxzz) SHADER_SWIZZLE_OP (2134, yxzw) SHADER_SWIZZLE_OP (214 , yxw ) SHADER_SWIZZLE_OP (2141, yxwx) |
951 |
SHADER_SWIZZLE_OP (2142, yxwy) SHADER_SWIZZLE_OP (2143, yxwz) SHADER_SWIZZLE_OP (2144, yxww) SHADER_SWIZZLE_OP (22 , yy ) |
952 |
SHADER_SWIZZLE_OP (221 , yyx ) SHADER_SWIZZLE_OP (2211, yyxx) SHADER_SWIZZLE_OP (2212, yyxy) SHADER_SWIZZLE_OP (2213, yyxz) |
953 |
SHADER_SWIZZLE_OP (2214, yyxw) SHADER_SWIZZLE_OP (222 , yyy ) SHADER_SWIZZLE_OP (2221, yyyx) SHADER_SWIZZLE_OP (2222, yyyy) |
954 |
SHADER_SWIZZLE_OP (2223, yyyz) SHADER_SWIZZLE_OP (2224, yyyw) SHADER_SWIZZLE_OP (223 , yyz ) SHADER_SWIZZLE_OP (2231, yyzx) |
955 |
SHADER_SWIZZLE_OP (2232, yyzy) SHADER_SWIZZLE_OP (2233, yyzz) SHADER_SWIZZLE_OP (2234, yyzw) SHADER_SWIZZLE_OP (224 , yyw ) |
956 |
SHADER_SWIZZLE_OP (2241, yywx) SHADER_SWIZZLE_OP (2242, yywy) SHADER_SWIZZLE_OP (2243, yywz) SHADER_SWIZZLE_OP (2244, yyww) |
957 |
SHADER_SWIZZLE_OP (23 , yz ) SHADER_SWIZZLE_OP (231 , yzx ) SHADER_SWIZZLE_OP (2311, yzxx) SHADER_SWIZZLE_OP (2312, yzxy) |
958 |
SHADER_SWIZZLE_OP (2313, yzxz) SHADER_SWIZZLE_OP (2314, yzxw) SHADER_SWIZZLE_OP (232 , yzy ) SHADER_SWIZZLE_OP (2321, yzyx) |
959 |
SHADER_SWIZZLE_OP (2322, yzyy) SHADER_SWIZZLE_OP (2323, yzyz) SHADER_SWIZZLE_OP (2324, yzyw) SHADER_SWIZZLE_OP (233 , yzz ) |
960 |
SHADER_SWIZZLE_OP (2331, yzzx) SHADER_SWIZZLE_OP (2332, yzzy) SHADER_SWIZZLE_OP (2333, yzzz) SHADER_SWIZZLE_OP (2334, yzzw) |
961 |
SHADER_SWIZZLE_OP (234 , yzw ) SHADER_SWIZZLE_OP (2341, yzwx) SHADER_SWIZZLE_OP (2342, yzwy) SHADER_SWIZZLE_OP (2343, yzwz) |
962 |
SHADER_SWIZZLE_OP (2344, yzww) SHADER_SWIZZLE_OP (24 , yw ) SHADER_SWIZZLE_OP (241 , ywx ) SHADER_SWIZZLE_OP (2411, ywxx) |
963 |
SHADER_SWIZZLE_OP (2412, ywxy) SHADER_SWIZZLE_OP (2413, ywxz) SHADER_SWIZZLE_OP (2414, ywxw) SHADER_SWIZZLE_OP (242 , ywy ) |
964 |
SHADER_SWIZZLE_OP (2421, ywyx) SHADER_SWIZZLE_OP (2422, ywyy) SHADER_SWIZZLE_OP (2423, ywyz) SHADER_SWIZZLE_OP (2424, ywyw) |
965 |
SHADER_SWIZZLE_OP (243 , ywz ) SHADER_SWIZZLE_OP (2431, ywzx) SHADER_SWIZZLE_OP (2432, ywzy) SHADER_SWIZZLE_OP (2433, ywzz) |
966 |
SHADER_SWIZZLE_OP (2434, ywzw) SHADER_SWIZZLE_OP (244 , yww ) SHADER_SWIZZLE_OP (2441, ywwx) SHADER_SWIZZLE_OP (2442, ywwy) |
967 |
SHADER_SWIZZLE_OP (2443, ywwz) SHADER_SWIZZLE_OP (2444, ywww) SHADER_SWIZZLE_OP (3 , z ) SHADER_SWIZZLE_OP (31 , zx ) |
968 |
SHADER_SWIZZLE_OP (311 , zxx ) SHADER_SWIZZLE_OP (3111, zxxx) SHADER_SWIZZLE_OP (3112, zxxy) SHADER_SWIZZLE_OP (3113, zxxz) |
969 |
SHADER_SWIZZLE_OP (3114, zxxw) SHADER_SWIZZLE_OP (312 , zxy ) SHADER_SWIZZLE_OP (3121, zxyx) SHADER_SWIZZLE_OP (3122, zxyy) |
970 |
SHADER_SWIZZLE_OP (3123, zxyz) SHADER_SWIZZLE_OP (3124, zxyw) SHADER_SWIZZLE_OP (313 , zxz ) SHADER_SWIZZLE_OP (3131, zxzx) |
971 |
SHADER_SWIZZLE_OP (3132, zxzy) SHADER_SWIZZLE_OP (3133, zxzz) SHADER_SWIZZLE_OP (3134, zxzw) SHADER_SWIZZLE_OP (314 , zxw ) |
972 |
SHADER_SWIZZLE_OP (3141, zxwx) SHADER_SWIZZLE_OP (3142, zxwy) SHADER_SWIZZLE_OP (3143, zxwz) SHADER_SWIZZLE_OP (3144, zxww) |
973 |
SHADER_SWIZZLE_OP (32 , zy ) SHADER_SWIZZLE_OP (321 , zyx ) SHADER_SWIZZLE_OP (3211, zyxx) SHADER_SWIZZLE_OP (3212, zyxy) |
974 |
SHADER_SWIZZLE_OP (3213, zyxz) SHADER_SWIZZLE_OP (3214, zyxw) SHADER_SWIZZLE_OP (322 , zyy ) SHADER_SWIZZLE_OP (3221, zyyx) |
975 |
SHADER_SWIZZLE_OP (3222, zyyy) SHADER_SWIZZLE_OP (3223, zyyz) SHADER_SWIZZLE_OP (3224, zyyw) SHADER_SWIZZLE_OP (323 , zyz ) |
976 |
SHADER_SWIZZLE_OP (3231, zyzx) SHADER_SWIZZLE_OP (3232, zyzy) SHADER_SWIZZLE_OP (3233, zyzz) SHADER_SWIZZLE_OP (3234, zyzw) |
977 |
SHADER_SWIZZLE_OP (324 , zyw ) SHADER_SWIZZLE_OP (3241, zywx) SHADER_SWIZZLE_OP (3242, zywy) SHADER_SWIZZLE_OP (3243, zywz) |
978 |
SHADER_SWIZZLE_OP (3244, zyww) SHADER_SWIZZLE_OP (33 , zz ) SHADER_SWIZZLE_OP (331 , zzx ) SHADER_SWIZZLE_OP (3311, zzxx) |
979 |
SHADER_SWIZZLE_OP (3312, zzxy) SHADER_SWIZZLE_OP (3313, zzxz) SHADER_SWIZZLE_OP (3314, zzxw) SHADER_SWIZZLE_OP (332 , zzy ) |
980 |
SHADER_SWIZZLE_OP (3321, zzyx) SHADER_SWIZZLE_OP (3322, zzyy) SHADER_SWIZZLE_OP (3323, zzyz) SHADER_SWIZZLE_OP (3324, zzyw) |
981 |
SHADER_SWIZZLE_OP (333 , zzz ) SHADER_SWIZZLE_OP (3331, zzzx) SHADER_SWIZZLE_OP (3332, zzzy) SHADER_SWIZZLE_OP (3333, zzzz) |
982 |
SHADER_SWIZZLE_OP (3334, zzzw) SHADER_SWIZZLE_OP (334 , zzw ) SHADER_SWIZZLE_OP (3341, zzwx) SHADER_SWIZZLE_OP (3342, zzwy) |
983 |
SHADER_SWIZZLE_OP (3343, zzwz) SHADER_SWIZZLE_OP (3344, zzww) SHADER_SWIZZLE_OP (34 , zw ) SHADER_SWIZZLE_OP (341 , zwx ) |
984 |
SHADER_SWIZZLE_OP (3411, zwxx) SHADER_SWIZZLE_OP (3412, zwxy) SHADER_SWIZZLE_OP (3413, zwxz) SHADER_SWIZZLE_OP (3414, zwxw) |
985 |
SHADER_SWIZZLE_OP (342 , zwy ) SHADER_SWIZZLE_OP (3421, zwyx) SHADER_SWIZZLE_OP (3422, zwyy) SHADER_SWIZZLE_OP (3423, zwyz) |
986 |
SHADER_SWIZZLE_OP (3424, zwyw) SHADER_SWIZZLE_OP (343 , zwz ) SHADER_SWIZZLE_OP (3431, zwzx) SHADER_SWIZZLE_OP (3432, zwzy) |
987 |
SHADER_SWIZZLE_OP (3433, zwzz) SHADER_SWIZZLE_OP (3434, zwzw) SHADER_SWIZZLE_OP (344 , zww ) SHADER_SWIZZLE_OP (3441, zwwx) |
988 |
SHADER_SWIZZLE_OP (3442, zwwy) SHADER_SWIZZLE_OP (3443, zwwz) SHADER_SWIZZLE_OP (3444, zwww) SHADER_SWIZZLE_OP (4 , w ) |
989 |
SHADER_SWIZZLE_OP (41 , wx ) SHADER_SWIZZLE_OP (411 , wxx ) SHADER_SWIZZLE_OP (4111, wxxx) SHADER_SWIZZLE_OP (4112, wxxy) |
990 |
SHADER_SWIZZLE_OP (4113, wxxz) SHADER_SWIZZLE_OP (4114, wxxw) SHADER_SWIZZLE_OP (412 , wxy ) SHADER_SWIZZLE_OP (4121, wxyx) |
991 |
SHADER_SWIZZLE_OP (4122, wxyy) SHADER_SWIZZLE_OP (4123, wxyz) SHADER_SWIZZLE_OP (4124, wxyw) SHADER_SWIZZLE_OP (413 , wxz ) |
992 |
SHADER_SWIZZLE_OP (4131, wxzx) SHADER_SWIZZLE_OP (4132, wxzy) SHADER_SWIZZLE_OP (4133, wxzz) SHADER_SWIZZLE_OP (4134, wxzw) |
993 |
SHADER_SWIZZLE_OP (414 , wxw ) SHADER_SWIZZLE_OP (4141, wxwx) SHADER_SWIZZLE_OP (4142, wxwy) SHADER_SWIZZLE_OP (4143, wxwz) |
994 |
SHADER_SWIZZLE_OP (4144, wxww) SHADER_SWIZZLE_OP (42 , wy ) SHADER_SWIZZLE_OP (421 , wyx ) SHADER_SWIZZLE_OP (4211, wyxx) |
995 |
SHADER_SWIZZLE_OP (4212, wyxy) SHADER_SWIZZLE_OP (4213, wyxz) SHADER_SWIZZLE_OP (4214, wyxw) SHADER_SWIZZLE_OP (422 , wyy ) |
996 |
SHADER_SWIZZLE_OP (4221, wyyx) SHADER_SWIZZLE_OP (4222, wyyy) SHADER_SWIZZLE_OP (4223, wyyz) SHADER_SWIZZLE_OP (4224, wyyw) |
997 |
SHADER_SWIZZLE_OP (423 , wyz ) SHADER_SWIZZLE_OP (4231, wyzx) SHADER_SWIZZLE_OP (4232, wyzy) SHADER_SWIZZLE_OP (4233, wyzz) |
998 |
SHADER_SWIZZLE_OP (4234, wyzw) SHADER_SWIZZLE_OP (424 , wyw ) SHADER_SWIZZLE_OP (4241, wywx) SHADER_SWIZZLE_OP (4242, wywy) |
999 |
SHADER_SWIZZLE_OP (4243, wywz) SHADER_SWIZZLE_OP (4244, wyww) SHADER_SWIZZLE_OP (43 , wz ) SHADER_SWIZZLE_OP (431 , wzx ) |
1000 |
SHADER_SWIZZLE_OP (4311, wzxx) SHADER_SWIZZLE_OP (4312, wzxy) SHADER_SWIZZLE_OP (4313, wzxz) SHADER_SWIZZLE_OP (4314, wzxw) |
1001 |
SHADER_SWIZZLE_OP (432 , wzy ) SHADER_SWIZZLE_OP (4321, wzyx) SHADER_SWIZZLE_OP (4322, wzyy) SHADER_SWIZZLE_OP (4323, wzyz) |
1002 |
SHADER_SWIZZLE_OP (4324, wzyw) SHADER_SWIZZLE_OP (433 , wzz ) SHADER_SWIZZLE_OP (4331, wzzx) SHADER_SWIZZLE_OP (4332, wzzy) |
1003 |
SHADER_SWIZZLE_OP (4333, wzzz) SHADER_SWIZZLE_OP (4334, wzzw) SHADER_SWIZZLE_OP (434 , wzw ) SHADER_SWIZZLE_OP (4341, wzwx) |
1004 |
SHADER_SWIZZLE_OP (4342, wzwy) SHADER_SWIZZLE_OP (4343, wzwz) SHADER_SWIZZLE_OP (4344, wzww) SHADER_SWIZZLE_OP (44 , ww ) |
1005 |
SHADER_SWIZZLE_OP (441 , wwx ) SHADER_SWIZZLE_OP (4411, wwxx) SHADER_SWIZZLE_OP (4412, wwxy) SHADER_SWIZZLE_OP (4413, wwxz) |
1006 |
SHADER_SWIZZLE_OP (4414, wwxw) SHADER_SWIZZLE_OP (442 , wwy ) SHADER_SWIZZLE_OP (4421, wwyx) SHADER_SWIZZLE_OP (4422, wwyy) |
1007 |
SHADER_SWIZZLE_OP (4423, wwyz) SHADER_SWIZZLE_OP (4424, wwyw) SHADER_SWIZZLE_OP (443 , wwz ) SHADER_SWIZZLE_OP (4431, wwzx) |
1008 |
SHADER_SWIZZLE_OP (4432, wwzy) SHADER_SWIZZLE_OP (4433, wwzz) SHADER_SWIZZLE_OP (4434, wwzw) SHADER_SWIZZLE_OP (444 , www ) |
1009 |
SHADER_SWIZZLE_OP (4441, wwwx) SHADER_SWIZZLE_OP (4442, wwwy) SHADER_SWIZZLE_OP (4443, wwwz) SHADER_SWIZZLE_OP (4444, wwww) |
1010 |
|
1011 |
# undef SHADER_SWIZZLE_OP |
1012 |
|
1013 |
# define SHADER_FUNC0_(name, glname) \ |
1014 |
template<typename A> \ |
1015 |
inline const sl_expr<sl_func0> \ |
1016 |
name () \ |
1017 |
{ \ |
1018 |
return sl_func0 (#glname " ("); \ |
1019 |
} |
1020 |
|
1021 |
# define SHADER_FUNC0(name) SHADER_FUNC0_(name,name) |
1022 |
|
1023 |
# define SHADER_FUNC1_(name, glname) \ |
1024 |
template<typename A> \ |
1025 |
inline const sl_expr< sl_func1<typename sl_convert<A>::T> > \ |
1026 |
name (const A &a) \ |
1027 |
{ \ |
1028 |
return sl_func1<typename sl_convert<A>::T> (#glname " (", sl_convert<A>::convert (a));\ |
1029 |
} |
1030 |
|
1031 |
# define SHADER_FUNC1(name) SHADER_FUNC1_(name,name) |
1032 |
|
1033 |
# define SHADER_FUNC2_(name, glname) \ |
1034 |
template<typename A, typename B> \ |
1035 |
inline const sl_expr< sl_func2<typename sl_convert<A>::T, typename sl_convert<B>::T> > \ |
1036 |
name (const A &a, const B &b) \ |
1037 |
{ \ |
1038 |
return sl_func2<typename sl_convert<A>::T, typename sl_convert<B>::T> (#glname " (", sl_convert<A>::convert (a), sl_convert<B>::convert (b));\ |
1039 |
} |
1040 |
|
1041 |
# define SHADER_FUNC2(name) SHADER_FUNC2_(name,name) |
1042 |
|
1043 |
# define SHADER_FUNC3_(name, glname) \ |
1044 |
template<typename A, typename B, typename C> \ |
1045 |
inline const sl_expr< sl_func3<typename sl_convert<A>::T, typename sl_convert<B>::T, typename sl_convert<C>::T> > \ |
1046 |
name (const A &a, const B &b, const C &c) \ |
1047 |
{ \ |
1048 |
return sl_func3<typename sl_convert<A>::T, typename sl_convert<B>::T, typename sl_convert<C>::T> (#glname " (", sl_convert<A>::convert (a), sl_convert<B>::convert (b), sl_convert<C>::convert (c));\ |
1049 |
} |
1050 |
|
1051 |
# define SHADER_FUNC3(name) SHADER_FUNC3_(name,name) |
1052 |
|
1053 |
# define SHADER_FUNC4_(name, glname) \ |
1054 |
template<typename A, typename B, typename C, typename D> \ |
1055 |
inline const sl_expr< sl_func4<typename sl_convert<A>::T, typename sl_convert<B>::T, typename sl_convert<C>::T, typename sl_convert<D>::T > > \ |
1056 |
name (const A &a, const B &b, const C &c, const D &d) \ |
1057 |
{ \ |
1058 |
return sl_func4<typename sl_convert<A>::T, typename sl_convert<B>::T, typename sl_convert<C>::T, typename sl_convert<D>::T> (#glname " (", sl_convert<A>::convert (a), sl_convert<B>::convert (b), sl_convert<C>::convert (c), sl_convert<D>::convert (d));\ |
1059 |
} |
1060 |
|
1061 |
# define SHADER_FUNC4(name) SHADER_FUNC4_(name,name) |
1062 |
|
1063 |
SHADER_FUNC1 (abs) |
1064 |
SHADER_FUNC1 (acos) |
1065 |
SHADER_FUNC1 (all) |
1066 |
SHADER_FUNC1 (any) |
1067 |
SHADER_FUNC1 (asin) |
1068 |
SHADER_FUNC1 (atan) |
1069 |
SHADER_FUNC2 (atan) |
1070 |
SHADER_FUNC1 (ceil) |
1071 |
SHADER_FUNC3 (clamp) |
1072 |
SHADER_FUNC1 (cos) |
1073 |
SHADER_FUNC2 (cross) |
1074 |
SHADER_FUNC1 (dFdx) |
1075 |
SHADER_FUNC1 (dFdy) |
1076 |
SHADER_FUNC1 (degrees) |
1077 |
SHADER_FUNC2 (distance) |
1078 |
SHADER_FUNC2 (dot) |
1079 |
SHADER_FUNC2_(equal, equal) |
1080 |
SHADER_FUNC1 (exp) |
1081 |
SHADER_FUNC1 (exp2) |
1082 |
SHADER_FUNC3 (faceforward) |
1083 |
SHADER_FUNC1 (floor) |
1084 |
SHADER_FUNC1 (fract) |
1085 |
SHADER_FUNC0 (ftransform) |
1086 |
SHADER_FUNC1 (fwidth) |
1087 |
SHADER_FUNC2_(greater_than_equal, greaterThanEqual) |
1088 |
SHADER_FUNC2_(greater_then, greaterThan) |
1089 |
SHADER_FUNC1 (inversesqrt) |
1090 |
SHADER_FUNC1 (length) |
1091 |
SHADER_FUNC2_(less_than, lessThan) |
1092 |
SHADER_FUNC2_(less_than_equal, lessThanEqual) |
1093 |
SHADER_FUNC1 (log) |
1094 |
SHADER_FUNC1 (log2) |
1095 |
SHADER_FUNC2_(matrix_comp_mult, matrixCompMult) |
1096 |
SHADER_FUNC2 (max) |
1097 |
SHADER_FUNC2 (min) |
1098 |
SHADER_FUNC3 (mix) |
1099 |
SHADER_FUNC2 (mod) |
1100 |
SHADER_FUNC1 (noise1) |
1101 |
SHADER_FUNC1 (noise2) |
1102 |
SHADER_FUNC1 (noise3) |
1103 |
SHADER_FUNC1 (noise4) |
1104 |
SHADER_FUNC1 (normalize) |
1105 |
SHADER_FUNC1 (gl_not) // TODO |
1106 |
SHADER_FUNC2_(notequal, notEqual) |
1107 |
SHADER_FUNC2 (pow) |
1108 |
SHADER_FUNC1 (radians) |
1109 |
SHADER_FUNC2 (reflect) |
1110 |
SHADER_FUNC3 (refract) |
1111 |
SHADER_FUNC2_(shadow_1d, shadow1D) |
1112 |
SHADER_FUNC3_(shadow_1d, shadow1D) |
1113 |
SHADER_FUNC3_(shadow_1d_lod, shadow1DLod) |
1114 |
SHADER_FUNC2_(shadow_1d_proj, shadow1DProj) |
1115 |
SHADER_FUNC3_(shadow_1d_proj, shadow1DProj) |
1116 |
SHADER_FUNC3_(shadow_1d_proj_lod, shadow1DProjLod) |
1117 |
SHADER_FUNC2_(shadow_2d, shadow2D) |
1118 |
SHADER_FUNC3_(shadow_2d, shadow2D) |
1119 |
SHADER_FUNC3_(shadow_2d_lod, shadow2DLod) |
1120 |
SHADER_FUNC2_(shadow_2d_proj, shadow2DProj) |
1121 |
SHADER_FUNC3_(shadow_2d_proj, shadow2DProj) |
1122 |
SHADER_FUNC3_(shadow_2d_proj_lod, shadow2DProjLod) |
1123 |
SHADER_FUNC1 (sign) |
1124 |
SHADER_FUNC1 (sin) |
1125 |
SHADER_FUNC3 (smoothstep) |
1126 |
SHADER_FUNC1 (sqrt) |
1127 |
SHADER_FUNC2 (step) |
1128 |
SHADER_FUNC1 (tan) |
1129 |
SHADER_FUNC2_(texture_1d, texture1D) |
1130 |
SHADER_FUNC3_(texture_1d, texture1D) |
1131 |
SHADER_FUNC3_(texture_1d_lod, texture1DLod) |
1132 |
SHADER_FUNC2_(texture_1d_proj, texture1DProj) |
1133 |
SHADER_FUNC3_(texture_1d_proj, texture1DProj) |
1134 |
SHADER_FUNC3_(texture_1d_proj_lod, texture1DProjLod) |
1135 |
SHADER_FUNC2_(texture_2d, texture2D) |
1136 |
SHADER_FUNC3_(texture_2d, texture2D) |
1137 |
SHADER_FUNC3_(texture_2d_lod, texture2DLod) |
1138 |
SHADER_FUNC2_(texture_2d_proj, texture2DProj) |
1139 |
SHADER_FUNC3_(texture_2d_proj, texture2DProj) |
1140 |
SHADER_FUNC3_(texture_2d_proj_lod, texture2DProjLod) |
1141 |
SHADER_FUNC2_(texture_3d, texture3D) |
1142 |
SHADER_FUNC3_(texture_3d, texture3D) |
1143 |
SHADER_FUNC3_(texture_3d_lod, texture3DLod) |
1144 |
SHADER_FUNC2_(texture_3d_proj, texture3DProj) |
1145 |
SHADER_FUNC3_(texture_3d_proj, texture3DProj) |
1146 |
SHADER_FUNC3_(texture_3d_proj_lod, texture3DProjLod) |
1147 |
SHADER_FUNC2_(texture_cube, textureCube) |
1148 |
SHADER_FUNC3_(texture_cube, textureCube) |
1149 |
SHADER_FUNC3_(texture_cude_lod, textureCubeLod) |
1150 |
SHADER_FUNC1 (vec2) SHADER_FUNC2 (vec2) |
1151 |
SHADER_FUNC1 (vec3) SHADER_FUNC2 (vec3) SHADER_FUNC3 (vec3) |
1152 |
SHADER_FUNC1 (vec4) SHADER_FUNC2 (vec4) SHADER_FUNC3 (vec4) SHADER_FUNC4 (vec4) |
1153 |
SHADER_FUNC1 (mat2) SHADER_FUNC2 (mat2) |
1154 |
SHADER_FUNC1 (mat3) SHADER_FUNC2 (mat3) SHADER_FUNC3 (mat3) |
1155 |
SHADER_FUNC1 (mat4) SHADER_FUNC2 (mat4) SHADER_FUNC3 (mat4) SHADER_FUNC4 (mat4) |
1156 |
|
1157 |
# undef SHADER_FUNC0 |
1158 |
# undef SHADER_FUNC0_ |
1159 |
# undef SHADER_FUNC1 |
1160 |
# undef SHADER_FUNC1_ |
1161 |
# undef SHADER_FUNC2 |
1162 |
# undef SHADER_FUNC2_ |
1163 |
# undef SHADER_FUNC3 |
1164 |
# undef SHADER_FUNC3_ |
1165 |
# undef SHADER_FUNC4 |
1166 |
# undef SHADER_FUNC5_ |
1167 |
|
1168 |
void debdebdebdebug ();//D |
1169 |
} |
1170 |
|
1171 |
#endif |
1172 |
|