| 1 |
#ifndef SHADER_H |
| 2 |
#define SHADER_H |
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|
| 4 |
#include <cassert> |
| 5 |
|
| 6 |
#include <map> |
| 7 |
#include <sstream> |
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|
| 9 |
#include "opengl.h" |
| 10 |
#include "util.h" |
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|
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namespace shader { |
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|
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using namespace std; |
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|
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const int NAMELEN = 32; |
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|
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template<class T> |
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struct sl_expr { |
| 20 |
const T t; |
| 21 |
sl_expr (const T &t) : t(t) { } |
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void operator ()() const { t (); } |
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template<typename expr> |
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const sl_expr &operator =(const expr &e) const; |
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}; |
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|
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template<class A, class B> |
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struct sl_concat2 |
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{ |
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const A a; const B b; |
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sl_concat2 (const A &a, const B &b) : a(a), b(b) { } |
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void operator ()() const { a (); b (); } |
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}; |
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|
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template<class A, class B, class C> |
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struct sl_concat3 |
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{ |
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const A a; const B b; const C c; |
| 39 |
sl_concat3 (const A &a, const B &b, const C &c) : a(a), b(b), c(c) { } |
| 40 |
void operator ()() const { a (); b (); c (); } |
| 41 |
}; |
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|
| 43 |
template<class A, class B, class C, class D> |
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struct sl_concat4 |
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{ |
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const A a; const B b; const C c; const D d; |
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sl_concat4 (const A &a, const B &b, const C &c, const D &d) : a(a), b(b), c(c), d(d) { } |
| 48 |
void operator ()() const { a (); b (); c (); d(); } |
| 49 |
}; |
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|
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struct sl_func0 |
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{ |
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const char *name_par; |
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sl_func0 (const char *name_par) : name_par(name_par) { } |
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void begin () const; |
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void comma () const; |
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void end () const; |
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void operator ()() const |
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{ |
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begin (); |
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end (); |
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} |
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}; |
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|
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template<class A> |
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struct sl_func1 : sl_func0 |
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{ |
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const A a; |
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sl_func1 (const char *name, const A &a) : sl_func0(name), a(a) { } |
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void operator ()() const { begin (); a (); end (); } |
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}; |
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|
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template<class A, class B> |
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struct sl_func2 : sl_func0 |
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{ |
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const A a; const B b; |
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sl_func2 (const char *name, const A &a, const B &b) : sl_func0(name), a(a), b(b) { } |
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void operator ()() const { begin (); a (); comma (); b (); end (); } |
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}; |
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|
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template<class A, class B, class C> |
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struct sl_func3 : sl_func0 |
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{ |
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const A a; const B b; const C c; |
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sl_func3 (const char *name, const A &a, const B &b, const C &c) : sl_func0(name), a(a), b(b), c(c) { } |
| 86 |
void operator ()() const { begin (); a (); comma (); b (); comma (); c (); end (); } |
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}; |
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|
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template<class A, class B, class C, class D> |
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struct sl_func4 : sl_func0 |
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{ |
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const A a; const B b; const C c; const D d; |
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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) { } |
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void operator ()() const { begin (); a (); comma (); b (); comma (); c (); comma (); d(); end (); } |
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}; |
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|
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class refcounted |
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{ |
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template<class type> friend class ref; |
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mutable int refcnt; |
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void refcnt_inc () const { refcnt++; } |
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void refcnt_dec () const; |
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public: |
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refcounted () : refcnt(0) { } |
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virtual ~refcounted (); |
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}; |
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|
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template<class type> |
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struct ref |
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{ |
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type *p; |
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|
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ref () |
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{ |
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p = new type; |
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p->refcnt_inc (); |
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} |
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|
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ref (type &d) |
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{ |
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d.refcnt_inc (); |
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p = &d; |
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} |
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|
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ref (const ref &r) |
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{ |
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r.p->refcnt_inc (); |
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p = r.p; |
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} |
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|
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template<class type2> |
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ref (const ref<type2> &r) |
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{ |
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r.p->refcnt_inc (); |
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p = r.p; |
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} |
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|
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~ref () |
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{ |
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p->refcnt_dec (); |
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} |
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|
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ref &operator =(type &d) |
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{ |
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d.refcnt_inc (); |
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p->refcnt_dec (); |
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p = &d; |
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return *this; |
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} |
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|
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type *operator ->() const { return p; } |
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|
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operator type &() const { return *p; } |
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|
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template<class type2> |
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bool operator ==(const ref<type2> b) const |
| 157 |
{ |
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return (void *)p == (void *)b.p; |
| 159 |
} |
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}; |
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|
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// ref with auto-construct |
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template<class type> |
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struct auto_ref0 : ref<type> |
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{ |
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auto_ref0 () : ref<type> (*new type ()) { } |
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}; |
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|
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template<class type, typename arg1> |
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struct auto_ref1 : ref<type> |
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{ |
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auto_ref1 (arg1 a) : ref<type> (*new type (a)) { } |
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}; |
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|
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template<class type> |
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struct auto_lvalue_ref0 : ref<type> |
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{ |
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auto_lvalue_ref0 () : ref<type> (*new type ()) { } |
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template<typename expr> |
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const auto_lvalue_ref0 &operator =(const expr &e) const; |
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}; |
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|
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template<class type, typename arg1> |
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struct auto_lvalue_ref1 : ref<type> |
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{ |
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auto_lvalue_ref1 (arg1 a) : ref<type> (*new type (a)) { } |
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template<class expr> |
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const auto_lvalue_ref1 &operator =(const expr &e) const; |
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}; |
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|
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extern const char str_float []; |
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extern const char str_vec2 []; |
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extern const char str_vec3 []; |
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extern const char str_vec4 []; |
| 195 |
extern const char str_mat2 []; |
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extern const char str_mat3 []; |
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extern const char str_mat4 []; |
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|
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extern const char str_sampler_1d []; |
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extern const char str_sampler_1d_shadow []; |
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extern const char str_sampler_2d []; |
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extern const char str_sampler_2d_shadow []; |
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extern const char str_sampler_2d_rect []; |
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extern const char str_sampler_2d_rect_shadow []; |
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extern const char str_sampler_3d []; |
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extern const char str_sampler_3d_rect []; |
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extern const char str_sampler_cube []; |
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|
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typedef ref<struct var_i> var; |
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typedef ref<struct uniform_i> uniform; |
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|
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struct shader_builder |
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{ |
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vector<uniform> refs; // uniform parameters |
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vector<var> temps; // temporary variables |
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vector<var> streams; // varying inputs & outputs |
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|
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ostringstream source; |
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|
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template<typename type> |
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shader_builder &operator <<(const type &t) |
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{ |
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source << t; |
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return *this; |
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} |
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}; |
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|
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struct fragment_i : refcounted |
| 229 |
{ |
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virtual void build (shader_builder &b) = 0; |
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}; |
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|
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typedef ref<fragment_i> fragment; |
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|
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struct lvalue_i : fragment_i |
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{ |
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}; |
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|
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// a simple predeclared variable with unspecified type |
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struct gluvar_i : lvalue_i |
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{ |
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const char *name; |
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void build (shader_builder &b); |
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gluvar_i (const char *name) : name (name) { } |
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}; |
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|
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typedef auto_lvalue_ref1<gluvar_i, const char *> gluvar; |
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|
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struct var_i : lvalue_i |
| 250 |
{ |
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static unsigned int next_id; |
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|
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char name[NAMELEN]; |
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const char *typestr; |
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|
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void build (shader_builder &b); |
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virtual void build_decl (ostringstream &b); |
| 258 |
|
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var_i (const char *typestr); |
| 260 |
~var_i (); |
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}; |
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|
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struct uniform_i : var_i |
| 264 |
{ |
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void build (shader_builder &b); |
| 266 |
void build_decl (ostringstream &b); |
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|
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GLint location (); |
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|
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uniform_i (const char *strtype); |
| 271 |
}; |
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|
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template<int dimension, typename gltype, const char *strtype> |
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struct uniform2_i : uniform_i |
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{ |
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gltype data[dimension]; |
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|
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uniform2_i () : uniform_i (strtype) { } |
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}; |
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|
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template<int dimension, const char *strtype> |
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struct uniform_f_i : uniform2_i<dimension, GLfloat, strtype> |
| 283 |
{ |
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}; |
| 285 |
|
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struct uniform_1f_i : uniform_f_i<1, str_float> { |
| 287 |
void set (GLfloat v) |
| 288 |
{ |
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data[0] = v; |
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|
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GLint loc = location (); |
| 292 |
if (loc >= 0) // workaround for buggy drivers |
| 293 |
glUniform1fvARB (loc, 1, data); |
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} |
| 295 |
}; |
| 296 |
|
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struct uniform_2f_i : uniform_f_i<2, str_vec2> { |
| 298 |
void set (GLfloat x, GLfloat y) |
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{ |
| 300 |
data[0] = x; |
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data[1] = y; |
| 302 |
|
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GLint loc = location (); |
| 304 |
if (loc >= 0) // workaround for buggy drivers |
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glUniform2fvARB (loc, 1, data); |
| 306 |
} |
| 307 |
|
| 308 |
void set (const vec2 &v) { set (v.x, v.y); } |
| 309 |
}; |
| 310 |
|
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struct uniform_3f_i : uniform_f_i<3, str_vec3> { |
| 312 |
void set (GLfloat x, GLfloat y, GLfloat z) |
| 313 |
{ |
| 314 |
data[0] = x; |
| 315 |
data[1] = y; |
| 316 |
data[2] = z; |
| 317 |
|
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GLint loc = location (); |
| 319 |
if (loc >= 0) // workaround for buggy drivers |
| 320 |
glUniform3fvARB (loc, 1, data); |
| 321 |
} |
| 322 |
|
| 323 |
void set (const vec3 &v) { set (v.x, v.y, v.z); } |
| 324 |
}; |
| 325 |
|
| 326 |
struct uniform_4f_i : uniform_f_i<4, str_vec4> { |
| 327 |
void set (GLfloat x, GLfloat y, GLfloat z, GLfloat w) |
| 328 |
{ |
| 329 |
data[0] = x; |
| 330 |
data[1] = y; |
| 331 |
data[2] = z; |
| 332 |
data[3] = w; |
| 333 |
|
| 334 |
GLint loc = location (); |
| 335 |
if (loc >= 0) // workaround for buggy drivers |
| 336 |
glUniform4fvARB (loc, 1, data); |
| 337 |
} |
| 338 |
|
| 339 |
void set (const vec4 &v) { set (v.x, v.y, v.z, v.w); } |
| 340 |
}; |
| 341 |
|
| 342 |
struct uniform_matrix_2f_i : uniform_f_i< 4, str_mat2> |
| 343 |
{ |
| 344 |
void set (const GLfloat d[4]) |
| 345 |
{ |
| 346 |
memcpy (data, d, 4 * sizeof (GLfloat)); |
| 347 |
|
| 348 |
GLint loc = location (); |
| 349 |
if (loc >= 0) // workaround for buggy drivers |
| 350 |
glUniformMatrix2fvARB (loc, 1, 0, data); |
| 351 |
} |
| 352 |
}; |
| 353 |
|
| 354 |
struct uniform_matrix_3f_i : uniform_f_i< 9, str_mat3> |
| 355 |
{ |
| 356 |
void set (const GLfloat d[9]) |
| 357 |
{ |
| 358 |
memcpy (data, d, 9 * sizeof (GLfloat)); |
| 359 |
|
| 360 |
GLint loc = location (); |
| 361 |
if (loc >= 0) // workaround for buggy drivers |
| 362 |
glUniformMatrix3fvARB (loc, 1, 0, data); |
| 363 |
} |
| 364 |
}; |
| 365 |
|
| 366 |
struct uniform_matrix_4f_i : uniform_f_i<16, str_mat4> |
| 367 |
{ |
| 368 |
void set (const gl::matrix &m) |
| 369 |
{ |
| 370 |
memcpy (data, m.data, 16 * sizeof (GLfloat)); |
| 371 |
|
| 372 |
GLint loc = location (); |
| 373 |
if (loc >= 0) // workaround for buggy drivers |
| 374 |
glUniformMatrix4fvARB (loc, 1, 0, data); |
| 375 |
} |
| 376 |
}; |
| 377 |
|
| 378 |
template<class var_i> |
| 379 |
struct var_ref : ref<var_i> |
| 380 |
{ |
| 381 |
var_ref (const char *glname = 0) |
| 382 |
: ref<var_i> (*new var_i) |
| 383 |
{ |
| 384 |
if (glname) |
| 385 |
strcpy ((*this)->name, glname); |
| 386 |
} |
| 387 |
}; |
| 388 |
|
| 389 |
typedef var_ref<uniform_1f_i> uniform_1f; |
| 390 |
typedef var_ref<uniform_2f_i> uniform_2f; |
| 391 |
typedef var_ref<uniform_3f_i> uniform_3f; |
| 392 |
typedef var_ref<uniform_4f_i> uniform_4f; |
| 393 |
typedef var_ref<uniform_matrix_2f_i> uniform_matrix_2f; |
| 394 |
typedef var_ref<uniform_matrix_3f_i> uniform_matrix_3f; |
| 395 |
typedef var_ref<uniform_matrix_4f_i> uniform_matrix_4f; |
| 396 |
|
| 397 |
struct stream_i : var_i |
| 398 |
{ |
| 399 |
void build (shader_builder &b); |
| 400 |
void build_decl (ostringstream &b); |
| 401 |
stream_i (const char *strtype); |
| 402 |
}; |
| 403 |
|
| 404 |
template<int dimension, GLenum gltype, const char *strtype> |
| 405 |
struct varying_i : stream_i |
| 406 |
{ |
| 407 |
varying_i () : stream_i (strtype) { } |
| 408 |
|
| 409 |
void set (GLsizei stride, GLvoid *ptr) |
| 410 |
{ |
| 411 |
//cgGLSetParameterPointer (param, dimension, gltype, stride, ptr); |
| 412 |
} |
| 413 |
}; |
| 414 |
|
| 415 |
template<int dimension, const char *strtype> |
| 416 |
struct varying_f_i : varying_i<dimension, GL_FLOAT, strtype> |
| 417 |
{ |
| 418 |
void set (const gl::vertex_buffer &vb, GLint offset) |
| 419 |
{ |
| 420 |
varying_i<dimension, GL_FLOAT, strtype>::set (gl::format_stride (vb.format), (GLvoid *)(long)offset); |
| 421 |
} |
| 422 |
}; |
| 423 |
|
| 424 |
struct varying_1f_i : varying_f_i<1, str_float> |
| 425 |
{ |
| 426 |
}; |
| 427 |
|
| 428 |
struct varying_2f_i : varying_f_i<2, str_vec2> |
| 429 |
{ |
| 430 |
void set_t (const gl::vertex_buffer &vb) |
| 431 |
{ |
| 432 |
set (vb, gl::format_offset_t (vb.format)); |
| 433 |
} |
| 434 |
}; |
| 435 |
|
| 436 |
struct varying_3f_i : varying_f_i<3, str_vec3> |
| 437 |
{ |
| 438 |
void set_p (const gl::vertex_buffer &vb) |
| 439 |
{ |
| 440 |
set (vb, gl::format_offset_p (vb.format)); |
| 441 |
} |
| 442 |
|
| 443 |
void set_n (const gl::vertex_buffer &vb) |
| 444 |
{ |
| 445 |
set (vb, gl::format_offset_n (vb.format)); |
| 446 |
} |
| 447 |
}; |
| 448 |
|
| 449 |
struct varying_4f_i : varying_f_i<4, str_vec4> |
| 450 |
{ |
| 451 |
}; |
| 452 |
|
| 453 |
typedef var_ref<varying_1f_i> varying_1f; |
| 454 |
typedef var_ref<varying_2f_i> varying_2f; |
| 455 |
typedef var_ref<varying_3f_i> varying_3f; |
| 456 |
typedef var_ref<varying_4f_i> varying_4f; |
| 457 |
|
| 458 |
struct temporary_i : var_i |
| 459 |
{ |
| 460 |
void build (shader_builder &b); |
| 461 |
|
| 462 |
temporary_i (const char *strtype); |
| 463 |
}; |
| 464 |
|
| 465 |
template<const char *strtype> |
| 466 |
struct temp_ref : ref<temporary_i> |
| 467 |
{ |
| 468 |
temp_ref () |
| 469 |
: ref<temporary_i> (*new temporary_i (strtype)) |
| 470 |
{ |
| 471 |
} |
| 472 |
|
| 473 |
#if 0 |
| 474 |
template<typename expr> |
| 475 |
temp_ref (const expr &e) |
| 476 |
: ref<temporary_i> (*new temporary_i (strtype)) |
| 477 |
{ |
| 478 |
(*this) = e; |
| 479 |
} |
| 480 |
#endif |
| 481 |
|
| 482 |
template<typename expr> |
| 483 |
const temp_ref &operator =(const expr &e) const; |
| 484 |
}; |
| 485 |
|
| 486 |
typedef temp_ref<str_float> temp_1f; |
| 487 |
typedef temp_ref<str_vec2> temp_2f; |
| 488 |
typedef temp_ref<str_vec3> temp_3f; |
| 489 |
typedef temp_ref<str_vec4> temp_4f; |
| 490 |
typedef temp_ref<str_mat2> temp_matrix_2f; |
| 491 |
typedef temp_ref<str_mat3> temp_matrix_3f; |
| 492 |
typedef temp_ref<str_mat4> temp_matrix_4f; |
| 493 |
|
| 494 |
struct texture_units |
| 495 |
{ |
| 496 |
static int units[8]; |
| 497 |
static int unit_count; |
| 498 |
|
| 499 |
static GLenum get_texture_unit () |
| 500 |
{ |
| 501 |
assert (unit_count); |
| 502 |
return units[--unit_count]; |
| 503 |
} |
| 504 |
|
| 505 |
static void put_texture_unit (GLenum unit) |
| 506 |
{ |
| 507 |
assert (unit_count < 8); |
| 508 |
units[unit_count++] = unit; |
| 509 |
} |
| 510 |
}; |
| 511 |
|
| 512 |
template<GLenum gltype, const char *strtype> |
| 513 |
struct sampler_i : uniform_i, texture_units |
| 514 |
{ |
| 515 |
int unit; |
| 516 |
GLuint name; |
| 517 |
|
| 518 |
void update () |
| 519 |
{ |
| 520 |
if (dirty) |
| 521 |
{ |
| 522 |
//cgGLSetTextureParameter (param, texture); |
| 523 |
dirty = false; |
| 524 |
} |
| 525 |
} |
| 526 |
|
| 527 |
void enable () |
| 528 |
{ |
| 529 |
#if DEBUG |
| 530 |
assert (unit < 0); |
| 531 |
#endif |
| 532 |
GLint loc = location (); |
| 533 |
|
| 534 |
if (loc >= 0) |
| 535 |
{ |
| 536 |
unit = get_texture_unit (); |
| 537 |
glActiveTexture (GL_TEXTURE0 + unit); |
| 538 |
glBindTexture (gltype, name); |
| 539 |
glUniform1iARB (loc, unit); |
| 540 |
} |
| 541 |
} |
| 542 |
|
| 543 |
void disable () |
| 544 |
{ |
| 545 |
if (unit >= 0) |
| 546 |
{ |
| 547 |
put_texture_unit (unit); |
| 548 |
unit = -1; |
| 549 |
} |
| 550 |
} |
| 551 |
|
| 552 |
template<class bufferclass, class vectype> |
| 553 |
void set (const gl::vertex_buffer &vb, const vectype bufferclass::*vp) |
| 554 |
{ |
| 555 |
glTexCoordPointer ( |
| 556 |
vector_traits<vectype>::dimension (), |
| 557 |
gltype_traits<typename vector_traits<vectype>::basetype>::gltype, |
| 558 |
sizeof (bufferclass), |
| 559 |
(GLvoid)(char bufferclass::*)vp |
| 560 |
); |
| 561 |
} |
| 562 |
|
| 563 |
sampler_i (GLuint texture) |
| 564 |
: uniform_i (strtype) |
| 565 |
, name (texture) |
| 566 |
#if DEBUG |
| 567 |
, unit (-1) |
| 568 |
#endif |
| 569 |
{ |
| 570 |
} |
| 571 |
}; |
| 572 |
|
| 573 |
struct sampler_1d_i : sampler_i<GL_TEXTURE_1D, str_sampler_1d> |
| 574 |
{ |
| 575 |
sampler_1d_i (GLuint texture) : sampler_i<GL_TEXTURE_1D, str_sampler_1d> (texture) { } |
| 576 |
}; |
| 577 |
|
| 578 |
struct sampler_1d_shadow_i : sampler_i<GL_TEXTURE_1D, str_sampler_1d_shadow> |
| 579 |
{ |
| 580 |
sampler_1d_shadow_i (GLuint texture) : sampler_i<GL_TEXTURE_1D, str_sampler_1d_shadow> (texture) { } |
| 581 |
}; |
| 582 |
|
| 583 |
struct sampler_2d_i : sampler_i<GL_TEXTURE_2D, str_sampler_2d> |
| 584 |
{ |
| 585 |
sampler_2d_i (GLuint texture) : sampler_i<GL_TEXTURE_2D, str_sampler_2d> (texture) { } |
| 586 |
}; |
| 587 |
|
| 588 |
struct sampler_2d_shadow_i : sampler_i<GL_TEXTURE_2D, str_sampler_2d_shadow> |
| 589 |
{ |
| 590 |
sampler_2d_shadow_i (GLuint texture) : sampler_i<GL_TEXTURE_2D, str_sampler_2d_shadow> (texture) { } |
| 591 |
}; |
| 592 |
|
| 593 |
struct sampler_2d_rect_i : sampler_i<GL_TEXTURE_2D, str_sampler_2d_rect> |
| 594 |
{ |
| 595 |
sampler_2d_rect_i (GLuint texture) : sampler_i<GL_TEXTURE_2D, str_sampler_2d_rect> (texture) { } |
| 596 |
}; |
| 597 |
|
| 598 |
struct sampler_2d_rect_shadow_i : sampler_i<GL_TEXTURE_2D, str_sampler_2d_rect_shadow> |
| 599 |
{ |
| 600 |
sampler_2d_rect_shadow_i (GLuint texture) : sampler_i<GL_TEXTURE_2D, str_sampler_2d_rect_shadow> (texture) { } |
| 601 |
}; |
| 602 |
|
| 603 |
struct sampler_3d_i : sampler_i<GL_TEXTURE_3D, str_sampler_3d> |
| 604 |
{ |
| 605 |
sampler_3d_i (GLuint texture) : sampler_i<GL_TEXTURE_3D, str_sampler_3d> (texture) { } |
| 606 |
}; |
| 607 |
|
| 608 |
struct sampler_3d_rect_i : sampler_i<GL_TEXTURE_3D, str_sampler_3d_rect> |
| 609 |
{ |
| 610 |
sampler_3d_rect_i (GLuint texture) : sampler_i<GL_TEXTURE_3D, str_sampler_3d_rect> (texture) { } |
| 611 |
}; |
| 612 |
|
| 613 |
struct sampler_cube_i : sampler_i<GL_TEXTURE_CUBE_MAP, str_sampler_cube> |
| 614 |
{ |
| 615 |
sampler_cube_i (GLuint texture) : sampler_i<GL_TEXTURE_CUBE_MAP, str_sampler_cube> (texture) { } |
| 616 |
}; |
| 617 |
|
| 618 |
template<class sampler_i> |
| 619 |
struct sampler_ref : auto_ref1<sampler_i, GLuint> |
| 620 |
{ |
| 621 |
sampler_ref (GLuint texture) |
| 622 |
: auto_ref1<sampler_i, GLuint> (texture) |
| 623 |
{ |
| 624 |
} |
| 625 |
}; |
| 626 |
|
| 627 |
typedef sampler_ref<sampler_1d_i> sampler_1d; |
| 628 |
typedef sampler_ref<sampler_1d_shadow_i> sampler_1d_shadow; |
| 629 |
typedef sampler_ref<sampler_2d_i> sampler_2d; |
| 630 |
typedef sampler_ref<sampler_2d_shadow_i> sampler_2d_shadow; |
| 631 |
typedef sampler_ref<sampler_2d_rect_i> sampler_2d_rect; |
| 632 |
typedef sampler_ref<sampler_2d_rect_shadow_i> sampler_2d_rect_shadow; |
| 633 |
typedef sampler_ref<sampler_3d_i> sampler_3d; |
| 634 |
typedef sampler_ref<sampler_3d_rect_i> sampler_3d_rect; |
| 635 |
typedef sampler_ref<sampler_cube_i> sampler_cube; |
| 636 |
|
| 637 |
struct fragment_const_string_i : fragment_i |
| 638 |
{ |
| 639 |
const char *str; |
| 640 |
|
| 641 |
void build (shader_builder &b); |
| 642 |
|
| 643 |
fragment_const_string_i (const char *str) : str(str) { } |
| 644 |
}; |
| 645 |
|
| 646 |
typedef auto_ref1<fragment_const_string_i, const char *> fragment_const_string; |
| 647 |
|
| 648 |
struct fragment_string_i : fragment_i |
| 649 |
{ |
| 650 |
char *str; |
| 651 |
|
| 652 |
void build (shader_builder &b); |
| 653 |
|
| 654 |
fragment_string_i (const char *str) : str (strdup (str)) { } |
| 655 |
~fragment_string_i (); |
| 656 |
}; |
| 657 |
|
| 658 |
struct fragment_vector_i : fragment_i, vector<fragment> |
| 659 |
{ |
| 660 |
void build (shader_builder &b); |
| 661 |
|
| 662 |
template<class fragment_i> |
| 663 |
void append (const ref<fragment_i> &f) |
| 664 |
{ |
| 665 |
push_back (f); |
| 666 |
} |
| 667 |
|
| 668 |
template<class expr> |
| 669 |
void append (const sl_expr<expr> &e) |
| 670 |
{ |
| 671 |
e (); |
| 672 |
} |
| 673 |
|
| 674 |
void append_const (const char *s) |
| 675 |
{ |
| 676 |
push_back (*new fragment_const_string_i (s)); |
| 677 |
} |
| 678 |
|
| 679 |
void append_string (const char *s) |
| 680 |
{ |
| 681 |
push_back (*new fragment_string_i (s)); |
| 682 |
} |
| 683 |
}; |
| 684 |
|
| 685 |
typedef ref<fragment_vector_i> fragment_vector; |
| 686 |
|
| 687 |
struct shader_object_i : fragment_vector_i |
| 688 |
{ |
| 689 |
GLenum type; |
| 690 |
GLuint id; // GLhandleARB, but 2.0 will use uint |
| 691 |
|
| 692 |
string source (); |
| 693 |
void compile (); |
| 694 |
void start (); |
| 695 |
void stop (); |
| 696 |
|
| 697 |
shader_object_i (GLenum type); |
| 698 |
~shader_object_i (); |
| 699 |
}; |
| 700 |
|
| 701 |
extern shader_object_i *cur; // record actions to this shader |
| 702 |
|
| 703 |
template<GLenum type> |
| 704 |
struct shader_object : ref<shader_object_i> |
| 705 |
{ |
| 706 |
shader_object () |
| 707 |
: ref<shader_object_i> (*new shader_object_i (type)) |
| 708 |
{ |
| 709 |
} |
| 710 |
}; |
| 711 |
|
| 712 |
typedef shader_object<GL_VERTEX_SHADER_ARB> vertex_shader; |
| 713 |
typedef shader_object<GL_FRAGMENT_SHADER_ARB> fragment_shader; |
| 714 |
|
| 715 |
struct program_object |
| 716 |
{ |
| 717 |
static struct program_object *cur; // currently bound program |
| 718 |
|
| 719 |
GLuint id; |
| 720 |
|
| 721 |
vertex_shader vsh; |
| 722 |
fragment_shader fsh; |
| 723 |
|
| 724 |
map<uniform_i *,GLint> uloc; // uniform location |
| 725 |
|
| 726 |
program_object (); |
| 727 |
~program_object (); |
| 728 |
|
| 729 |
void link (); |
| 730 |
|
| 731 |
void enable () |
| 732 |
{ |
| 733 |
glUseProgramObjectARB (id); |
| 734 |
cur = this; |
| 735 |
} |
| 736 |
|
| 737 |
void disable () |
| 738 |
{ |
| 739 |
glUseProgramObjectARB (0); |
| 740 |
cur = 0; |
| 741 |
} |
| 742 |
}; |
| 743 |
|
| 744 |
template<typename T> |
| 745 |
struct sl_append |
| 746 |
{ |
| 747 |
T t; |
| 748 |
|
| 749 |
sl_append (const T &t) : t(t) { } |
| 750 |
|
| 751 |
void operator ()() const |
| 752 |
{ |
| 753 |
cur->push_back (t); |
| 754 |
} |
| 755 |
}; |
| 756 |
|
| 757 |
template<int length> |
| 758 |
struct sl_string |
| 759 |
{ |
| 760 |
char str[length]; |
| 761 |
|
| 762 |
void operator ()() const |
| 763 |
{ |
| 764 |
cur->push_back (*new fragment_string_i (str)); |
| 765 |
} |
| 766 |
}; |
| 767 |
|
| 768 |
struct sl_float |
| 769 |
{ |
| 770 |
const GLfloat c; |
| 771 |
|
| 772 |
sl_float (GLfloat c) : c(c) { } |
| 773 |
|
| 774 |
void operator ()() const; |
| 775 |
}; |
| 776 |
|
| 777 |
template<class A, class B> |
| 778 |
inline sl_expr< sl_concat2<A, B> > |
| 779 |
concat (const A &a, const B &b) |
| 780 |
{ |
| 781 |
typedef sl_concat2<A, B> expr; |
| 782 |
return sl_expr<expr> (expr (a, b)); |
| 783 |
} |
| 784 |
|
| 785 |
template<class A, class B, class C> |
| 786 |
inline sl_expr< sl_concat3<A, B, C> > |
| 787 |
concat (const A &a, const B &b, const C &c) |
| 788 |
{ |
| 789 |
typedef sl_concat3<A, B, C> expr; |
| 790 |
return sl_expr<expr> (expr (a, b, c)); |
| 791 |
} |
| 792 |
|
| 793 |
template<class A, class B, class C, class D> |
| 794 |
inline sl_expr< sl_concat4<A, B, C, D> > |
| 795 |
concat (const A &a, const B &b, const C &c, const D &d) |
| 796 |
{ |
| 797 |
typedef sl_concat4<A, B, C, D> expr; |
| 798 |
return sl_expr<expr> (expr (a, b, c, d)); |
| 799 |
} |
| 800 |
|
| 801 |
template<typename expr> |
| 802 |
struct sl_convert |
| 803 |
{ |
| 804 |
typedef sl_expr<expr> T; |
| 805 |
static inline const T &convert (const T &e) |
| 806 |
{ |
| 807 |
return e; |
| 808 |
} |
| 809 |
}; |
| 810 |
|
| 811 |
template<> |
| 812 |
struct sl_convert<GLfloat> |
| 813 |
{ |
| 814 |
typedef sl_expr<sl_float> T; |
| 815 |
static inline const T convert (GLfloat f) |
| 816 |
{ |
| 817 |
return sl_float (f); |
| 818 |
} |
| 819 |
}; |
| 820 |
|
| 821 |
template<> |
| 822 |
struct sl_convert<GLdouble> |
| 823 |
{ |
| 824 |
typedef sl_expr<sl_float> T; |
| 825 |
static inline const T convert (GLdouble d) |
| 826 |
{ |
| 827 |
return sl_float (d); |
| 828 |
} |
| 829 |
}; |
| 830 |
|
| 831 |
template<> |
| 832 |
struct sl_convert<GLint> |
| 833 |
{ |
| 834 |
typedef sl_expr<sl_float> T; |
| 835 |
static inline const T convert (GLint i) |
| 836 |
{ |
| 837 |
return sl_float (i); |
| 838 |
} |
| 839 |
}; |
| 840 |
|
| 841 |
template<> |
| 842 |
struct sl_convert<vec2> |
| 843 |
{ |
| 844 |
typedef sl_expr< sl_string<60> > T; |
| 845 |
static const T convert (const vec2 &v); |
| 846 |
}; |
| 847 |
|
| 848 |
template<> |
| 849 |
struct sl_convert<vec3> |
| 850 |
{ |
| 851 |
typedef sl_expr< sl_string<80> > T; |
| 852 |
static const T convert (const vec3 &v); |
| 853 |
}; |
| 854 |
|
| 855 |
template<> |
| 856 |
struct sl_convert<vec4> |
| 857 |
{ |
| 858 |
typedef sl_expr< sl_string<100> > T; |
| 859 |
static const T convert (const vec4 &v); |
| 860 |
}; |
| 861 |
|
| 862 |
template<> |
| 863 |
template<class V> |
| 864 |
struct sl_convert< var_ref<V> > |
| 865 |
{ |
| 866 |
typedef sl_expr< sl_append< var_ref<V> > > T; |
| 867 |
static inline const T convert (const var_ref<V> &v) |
| 868 |
{ |
| 869 |
return sl_append< var_ref<V> > (v); |
| 870 |
} |
| 871 |
}; |
| 872 |
|
| 873 |
template<> |
| 874 |
struct sl_convert<gluvar> |
| 875 |
{ |
| 876 |
typedef sl_expr< sl_append<gluvar> > T; |
| 877 |
static inline const T convert (const gluvar &v) |
| 878 |
{ |
| 879 |
return sl_append<gluvar> (v); |
| 880 |
} |
| 881 |
}; |
| 882 |
|
| 883 |
template<> |
| 884 |
template<const char *strtype> |
| 885 |
struct sl_convert< temp_ref<strtype> > |
| 886 |
{ |
| 887 |
typedef sl_expr< sl_append< temp_ref<strtype> > > T; |
| 888 |
static inline const T convert (const temp_ref<strtype> &v) |
| 889 |
{ |
| 890 |
return sl_expr< sl_append< temp_ref<strtype> > >( |
| 891 |
sl_append< temp_ref<strtype> > (v) |
| 892 |
); |
| 893 |
} |
| 894 |
}; |
| 895 |
|
| 896 |
template<> |
| 897 |
template<class sampler_i> |
| 898 |
struct sl_convert< sampler_ref<sampler_i> > |
| 899 |
{ |
| 900 |
typedef sl_expr< sl_append< sampler_ref<sampler_i> > > T; |
| 901 |
static inline const T convert (const sampler_ref<sampler_i> &v) |
| 902 |
{ |
| 903 |
return sl_append< sampler_ref<sampler_i> > (v); |
| 904 |
} |
| 905 |
}; |
| 906 |
|
| 907 |
extern const fragment_const_string str_2sp; |
| 908 |
extern const fragment_const_string str_equal; |
| 909 |
extern const fragment_const_string str_comma; |
| 910 |
extern const fragment_const_string str_endl; |
| 911 |
|
| 912 |
template<class fragment, typename expr> |
| 913 |
inline void sl_assign (const fragment &f, const expr &e) |
| 914 |
{ |
| 915 |
cur->append (str_2sp); |
| 916 |
cur->append (f); |
| 917 |
cur->append (str_equal); |
| 918 |
sl_convert<expr>::convert (e) (); |
| 919 |
cur->append (str_endl); |
| 920 |
} |
| 921 |
|
| 922 |
template<class type> |
| 923 |
template<typename expr> |
| 924 |
inline const auto_lvalue_ref0<type> &auto_lvalue_ref0<type>::operator =(const expr &e) const |
| 925 |
{ |
| 926 |
sl_assign (*this, e); |
| 927 |
return *this; |
| 928 |
} |
| 929 |
|
| 930 |
template<class type, typename arg1> |
| 931 |
template<typename expr> |
| 932 |
inline const auto_lvalue_ref1<type,arg1> &auto_lvalue_ref1<type,arg1>::operator =(const expr &e) const |
| 933 |
{ |
| 934 |
sl_assign (*this, e); |
| 935 |
return *this; |
| 936 |
} |
| 937 |
|
| 938 |
template<class T> |
| 939 |
template<typename expr> |
| 940 |
inline const sl_expr<T> &sl_expr<T>::operator =(const expr &e) const |
| 941 |
{ |
| 942 |
sl_assign (*this, e); |
| 943 |
return *this; |
| 944 |
} |
| 945 |
|
| 946 |
template<const char *strtype> |
| 947 |
template<typename expr> |
| 948 |
inline const temp_ref<strtype> &temp_ref<strtype>::operator =(const expr &e) const |
| 949 |
{ |
| 950 |
sl_assign (*this, e); |
| 951 |
return *this; |
| 952 |
} |
| 953 |
|
| 954 |
struct sl_append_const_string |
| 955 |
{ |
| 956 |
fragment_const_string str; |
| 957 |
sl_append_const_string (const char *s) |
| 958 |
: str (s) |
| 959 |
{ } |
| 960 |
|
| 961 |
void operator ()() const |
| 962 |
{ |
| 963 |
cur->push_back (str); |
| 964 |
} |
| 965 |
}; |
| 966 |
|
| 967 |
extern const sl_append_const_string str_lpar; |
| 968 |
extern const sl_append_const_string str_rpar; |
| 969 |
|
| 970 |
template<class A, class B, class C> |
| 971 |
struct sl_binop |
| 972 |
{ |
| 973 |
const A a; const B b; const C c; |
| 974 |
sl_binop (const A &a, const B &b, const C &c) : a(a), b(b), c(c) { } |
| 975 |
void operator ()() const { str_lpar (); a (); b (); c (); str_rpar (); } |
| 976 |
}; |
| 977 |
|
| 978 |
# define SHADER_BINOP(op, str) \ |
| 979 |
extern const sl_append_const_string str_ ## str; \ |
| 980 |
template<typename A, typename B> \ |
| 981 |
inline const sl_expr< sl_binop< typename sl_convert<A>::T, \ |
| 982 |
sl_append_const_string, \ |
| 983 |
typename sl_convert<B>::T > > \ |
| 984 |
operator op(const A &a, const B &b) \ |
| 985 |
{ \ |
| 986 |
return sl_binop< typename sl_convert<A>::T, sl_append_const_string, typename sl_convert<B>::T > \ |
| 987 |
(sl_convert<A>::convert (a), str_ ## str, sl_convert<B>::convert (b)); \ |
| 988 |
} |
| 989 |
|
| 990 |
SHADER_BINOP (+, plus); |
| 991 |
SHADER_BINOP (-, minus); |
| 992 |
SHADER_BINOP (*, mul); |
| 993 |
SHADER_BINOP (/, div); |
| 994 |
SHADER_BINOP (%, mod); |
| 995 |
|
| 996 |
# undef SHADER_BINOP |
| 997 |
|
| 998 |
void swizzle_mask (sl_string<7> &s, int mask); |
| 999 |
|
| 1000 |
template<typename T> |
| 1001 |
inline const sl_expr< sl_concat3< sl_append_const_string, |
| 1002 |
typename sl_convert<T>::T, |
| 1003 |
sl_string<7> |
| 1004 |
> > |
| 1005 |
swizzle (const T &t, int a, int b = 0, int c = 0, int d = 0) |
| 1006 |
{ |
| 1007 |
sl_string<7> s; |
| 1008 |
swizzle_mask (s, ((d * 5 + c) * 5 + b) * 5 + a); |
| 1009 |
return concat (str_lpar, sl_convert<T>::convert (t), s); |
| 1010 |
} |
| 1011 |
|
| 1012 |
# define SHADER_SWIZZLE_OP(abcd,type) \ |
| 1013 |
template<typename T> \ |
| 1014 |
inline const sl_expr< sl_concat3< sl_append_const_string, \ |
| 1015 |
typename sl_convert<T>::T, \ |
| 1016 |
sl_string<7> \ |
| 1017 |
> > \ |
| 1018 |
type (const T &t) \ |
| 1019 |
{ \ |
| 1020 |
return swizzle (t, (abcd / 1000) % 5, (abcd / 100) % 5, (abcd / 10) % 5, (abcd / 1) % 5); \ |
| 1021 |
} |
| 1022 |
|
| 1023 |
// brute force is lovely, ain't it? |
| 1024 |
SHADER_SWIZZLE_OP (1 , x ) SHADER_SWIZZLE_OP (11 , xx ) SHADER_SWIZZLE_OP (111 , xxx ) SHADER_SWIZZLE_OP (1111, xxxx) |
| 1025 |
SHADER_SWIZZLE_OP (1112, xxxy) SHADER_SWIZZLE_OP (1113, xxxz) SHADER_SWIZZLE_OP (1114, xxxw) SHADER_SWIZZLE_OP (112 , xxy ) |
| 1026 |
SHADER_SWIZZLE_OP (1121, xxyx) SHADER_SWIZZLE_OP (1122, xxyy) SHADER_SWIZZLE_OP (1123, xxyz) SHADER_SWIZZLE_OP (1124, xxyw) |
| 1027 |
SHADER_SWIZZLE_OP (113 , xxz ) SHADER_SWIZZLE_OP (1131, xxzx) SHADER_SWIZZLE_OP (1132, xxzy) SHADER_SWIZZLE_OP (1133, xxzz) |
| 1028 |
SHADER_SWIZZLE_OP (1134, xxzw) SHADER_SWIZZLE_OP (114 , xxw ) SHADER_SWIZZLE_OP (1141, xxwx) SHADER_SWIZZLE_OP (1142, xxwy) |
| 1029 |
SHADER_SWIZZLE_OP (1143, xxwz) SHADER_SWIZZLE_OP (1144, xxww) SHADER_SWIZZLE_OP (12 , xy ) SHADER_SWIZZLE_OP (121 , xyx ) |
| 1030 |
SHADER_SWIZZLE_OP (1211, xyxx) SHADER_SWIZZLE_OP (1212, xyxy) SHADER_SWIZZLE_OP (1213, xyxz) SHADER_SWIZZLE_OP (1214, xyxw) |
| 1031 |
SHADER_SWIZZLE_OP (122 , xyy ) SHADER_SWIZZLE_OP (1221, xyyx) SHADER_SWIZZLE_OP (1222, xyyy) SHADER_SWIZZLE_OP (1223, xyyz) |
| 1032 |
SHADER_SWIZZLE_OP (1224, xyyw) SHADER_SWIZZLE_OP (123 , xyz ) SHADER_SWIZZLE_OP (1231, xyzx) SHADER_SWIZZLE_OP (1232, xyzy) |
| 1033 |
SHADER_SWIZZLE_OP (1233, xyzz) SHADER_SWIZZLE_OP (1234, xyzw) SHADER_SWIZZLE_OP (124 , xyw ) SHADER_SWIZZLE_OP (1241, xywx) |
| 1034 |
SHADER_SWIZZLE_OP (1242, xywy) SHADER_SWIZZLE_OP (1243, xywz) SHADER_SWIZZLE_OP (1244, xyww) SHADER_SWIZZLE_OP (13 , xz ) |
| 1035 |
SHADER_SWIZZLE_OP (131 , xzx ) SHADER_SWIZZLE_OP (1311, xzxx) SHADER_SWIZZLE_OP (1312, xzxy) SHADER_SWIZZLE_OP (1313, xzxz) |
| 1036 |
SHADER_SWIZZLE_OP (1314, xzxw) SHADER_SWIZZLE_OP (132 , xzy ) SHADER_SWIZZLE_OP (1321, xzyx) SHADER_SWIZZLE_OP (1322, xzyy) |
| 1037 |
SHADER_SWIZZLE_OP (1323, xzyz) SHADER_SWIZZLE_OP (1324, xzyw) SHADER_SWIZZLE_OP (133 , xzz ) SHADER_SWIZZLE_OP (1331, xzzx) |
| 1038 |
SHADER_SWIZZLE_OP (1332, xzzy) SHADER_SWIZZLE_OP (1333, xzzz) SHADER_SWIZZLE_OP (1334, xzzw) SHADER_SWIZZLE_OP (134 , xzw ) |
| 1039 |
SHADER_SWIZZLE_OP (1341, xzwx) SHADER_SWIZZLE_OP (1342, xzwy) SHADER_SWIZZLE_OP (1343, xzwz) SHADER_SWIZZLE_OP (1344, xzww) |
| 1040 |
SHADER_SWIZZLE_OP (14 , xw ) SHADER_SWIZZLE_OP (141 , xwx ) SHADER_SWIZZLE_OP (1411, xwxx) SHADER_SWIZZLE_OP (1412, xwxy) |
| 1041 |
SHADER_SWIZZLE_OP (1413, xwxz) SHADER_SWIZZLE_OP (1414, xwxw) SHADER_SWIZZLE_OP (142 , xwy ) SHADER_SWIZZLE_OP (1421, xwyx) |
| 1042 |
SHADER_SWIZZLE_OP (1422, xwyy) SHADER_SWIZZLE_OP (1423, xwyz) SHADER_SWIZZLE_OP (1424, xwyw) SHADER_SWIZZLE_OP (143 , xwz ) |
| 1043 |
SHADER_SWIZZLE_OP (1431, xwzx) SHADER_SWIZZLE_OP (1432, xwzy) SHADER_SWIZZLE_OP (1433, xwzz) SHADER_SWIZZLE_OP (1434, xwzw) |
| 1044 |
SHADER_SWIZZLE_OP (144 , xww ) SHADER_SWIZZLE_OP (1441, xwwx) SHADER_SWIZZLE_OP (1442, xwwy) SHADER_SWIZZLE_OP (1443, xwwz) |
| 1045 |
SHADER_SWIZZLE_OP (1444, xwww) SHADER_SWIZZLE_OP (2 , y ) SHADER_SWIZZLE_OP (21 , yx ) SHADER_SWIZZLE_OP (211 , yxx ) |
| 1046 |
SHADER_SWIZZLE_OP (2111, yxxx) SHADER_SWIZZLE_OP (2112, yxxy) SHADER_SWIZZLE_OP (2113, yxxz) SHADER_SWIZZLE_OP (2114, yxxw) |
| 1047 |
SHADER_SWIZZLE_OP (212 , yxy ) SHADER_SWIZZLE_OP (2121, yxyx) SHADER_SWIZZLE_OP (2122, yxyy) SHADER_SWIZZLE_OP (2123, yxyz) |
| 1048 |
SHADER_SWIZZLE_OP (2124, yxyw) SHADER_SWIZZLE_OP (213 , yxz ) SHADER_SWIZZLE_OP (2131, yxzx) SHADER_SWIZZLE_OP (2132, yxzy) |
| 1049 |
SHADER_SWIZZLE_OP (2133, yxzz) SHADER_SWIZZLE_OP (2134, yxzw) SHADER_SWIZZLE_OP (214 , yxw ) SHADER_SWIZZLE_OP (2141, yxwx) |
| 1050 |
SHADER_SWIZZLE_OP (2142, yxwy) SHADER_SWIZZLE_OP (2143, yxwz) SHADER_SWIZZLE_OP (2144, yxww) SHADER_SWIZZLE_OP (22 , yy ) |
| 1051 |
SHADER_SWIZZLE_OP (221 , yyx ) SHADER_SWIZZLE_OP (2211, yyxx) SHADER_SWIZZLE_OP (2212, yyxy) SHADER_SWIZZLE_OP (2213, yyxz) |
| 1052 |
SHADER_SWIZZLE_OP (2214, yyxw) SHADER_SWIZZLE_OP (222 , yyy ) SHADER_SWIZZLE_OP (2221, yyyx) SHADER_SWIZZLE_OP (2222, yyyy) |
| 1053 |
SHADER_SWIZZLE_OP (2223, yyyz) SHADER_SWIZZLE_OP (2224, yyyw) SHADER_SWIZZLE_OP (223 , yyz ) SHADER_SWIZZLE_OP (2231, yyzx) |
| 1054 |
SHADER_SWIZZLE_OP (2232, yyzy) SHADER_SWIZZLE_OP (2233, yyzz) SHADER_SWIZZLE_OP (2234, yyzw) SHADER_SWIZZLE_OP (224 , yyw ) |
| 1055 |
SHADER_SWIZZLE_OP (2241, yywx) SHADER_SWIZZLE_OP (2242, yywy) SHADER_SWIZZLE_OP (2243, yywz) SHADER_SWIZZLE_OP (2244, yyww) |
| 1056 |
SHADER_SWIZZLE_OP (23 , yz ) SHADER_SWIZZLE_OP (231 , yzx ) SHADER_SWIZZLE_OP (2311, yzxx) SHADER_SWIZZLE_OP (2312, yzxy) |
| 1057 |
SHADER_SWIZZLE_OP (2313, yzxz) SHADER_SWIZZLE_OP (2314, yzxw) SHADER_SWIZZLE_OP (232 , yzy ) SHADER_SWIZZLE_OP (2321, yzyx) |
| 1058 |
SHADER_SWIZZLE_OP (2322, yzyy) SHADER_SWIZZLE_OP (2323, yzyz) SHADER_SWIZZLE_OP (2324, yzyw) SHADER_SWIZZLE_OP (233 , yzz ) |
| 1059 |
SHADER_SWIZZLE_OP (2331, yzzx) SHADER_SWIZZLE_OP (2332, yzzy) SHADER_SWIZZLE_OP (2333, yzzz) SHADER_SWIZZLE_OP (2334, yzzw) |
| 1060 |
SHADER_SWIZZLE_OP (234 , yzw ) SHADER_SWIZZLE_OP (2341, yzwx) SHADER_SWIZZLE_OP (2342, yzwy) SHADER_SWIZZLE_OP (2343, yzwz) |
| 1061 |
SHADER_SWIZZLE_OP (2344, yzww) SHADER_SWIZZLE_OP (24 , yw ) SHADER_SWIZZLE_OP (241 , ywx ) SHADER_SWIZZLE_OP (2411, ywxx) |
| 1062 |
SHADER_SWIZZLE_OP (2412, ywxy) SHADER_SWIZZLE_OP (2413, ywxz) SHADER_SWIZZLE_OP (2414, ywxw) SHADER_SWIZZLE_OP (242 , ywy ) |
| 1063 |
SHADER_SWIZZLE_OP (2421, ywyx) SHADER_SWIZZLE_OP (2422, ywyy) SHADER_SWIZZLE_OP (2423, ywyz) SHADER_SWIZZLE_OP (2424, ywyw) |
| 1064 |
SHADER_SWIZZLE_OP (243 , ywz ) SHADER_SWIZZLE_OP (2431, ywzx) SHADER_SWIZZLE_OP (2432, ywzy) SHADER_SWIZZLE_OP (2433, ywzz) |
| 1065 |
SHADER_SWIZZLE_OP (2434, ywzw) SHADER_SWIZZLE_OP (244 , yww ) SHADER_SWIZZLE_OP (2441, ywwx) SHADER_SWIZZLE_OP (2442, ywwy) |
| 1066 |
SHADER_SWIZZLE_OP (2443, ywwz) SHADER_SWIZZLE_OP (2444, ywww) SHADER_SWIZZLE_OP (3 , z ) SHADER_SWIZZLE_OP (31 , zx ) |
| 1067 |
SHADER_SWIZZLE_OP (311 , zxx ) SHADER_SWIZZLE_OP (3111, zxxx) SHADER_SWIZZLE_OP (3112, zxxy) SHADER_SWIZZLE_OP (3113, zxxz) |
| 1068 |
SHADER_SWIZZLE_OP (3114, zxxw) SHADER_SWIZZLE_OP (312 , zxy ) SHADER_SWIZZLE_OP (3121, zxyx) SHADER_SWIZZLE_OP (3122, zxyy) |
| 1069 |
SHADER_SWIZZLE_OP (3123, zxyz) SHADER_SWIZZLE_OP (3124, zxyw) SHADER_SWIZZLE_OP (313 , zxz ) SHADER_SWIZZLE_OP (3131, zxzx) |
| 1070 |
SHADER_SWIZZLE_OP (3132, zxzy) SHADER_SWIZZLE_OP (3133, zxzz) SHADER_SWIZZLE_OP (3134, zxzw) SHADER_SWIZZLE_OP (314 , zxw ) |
| 1071 |
SHADER_SWIZZLE_OP (3141, zxwx) SHADER_SWIZZLE_OP (3142, zxwy) SHADER_SWIZZLE_OP (3143, zxwz) SHADER_SWIZZLE_OP (3144, zxww) |
| 1072 |
SHADER_SWIZZLE_OP (32 , zy ) SHADER_SWIZZLE_OP (321 , zyx ) SHADER_SWIZZLE_OP (3211, zyxx) SHADER_SWIZZLE_OP (3212, zyxy) |
| 1073 |
SHADER_SWIZZLE_OP (3213, zyxz) SHADER_SWIZZLE_OP (3214, zyxw) SHADER_SWIZZLE_OP (322 , zyy ) SHADER_SWIZZLE_OP (3221, zyyx) |
| 1074 |
SHADER_SWIZZLE_OP (3222, zyyy) SHADER_SWIZZLE_OP (3223, zyyz) SHADER_SWIZZLE_OP (3224, zyyw) SHADER_SWIZZLE_OP (323 , zyz ) |
| 1075 |
SHADER_SWIZZLE_OP (3231, zyzx) SHADER_SWIZZLE_OP (3232, zyzy) SHADER_SWIZZLE_OP (3233, zyzz) SHADER_SWIZZLE_OP (3234, zyzw) |
| 1076 |
SHADER_SWIZZLE_OP (324 , zyw ) SHADER_SWIZZLE_OP (3241, zywx) SHADER_SWIZZLE_OP (3242, zywy) SHADER_SWIZZLE_OP (3243, zywz) |
| 1077 |
SHADER_SWIZZLE_OP (3244, zyww) SHADER_SWIZZLE_OP (33 , zz ) SHADER_SWIZZLE_OP (331 , zzx ) SHADER_SWIZZLE_OP (3311, zzxx) |
| 1078 |
SHADER_SWIZZLE_OP (3312, zzxy) SHADER_SWIZZLE_OP (3313, zzxz) SHADER_SWIZZLE_OP (3314, zzxw) SHADER_SWIZZLE_OP (332 , zzy ) |
| 1079 |
SHADER_SWIZZLE_OP (3321, zzyx) SHADER_SWIZZLE_OP (3322, zzyy) SHADER_SWIZZLE_OP (3323, zzyz) SHADER_SWIZZLE_OP (3324, zzyw) |
| 1080 |
SHADER_SWIZZLE_OP (333 , zzz ) SHADER_SWIZZLE_OP (3331, zzzx) SHADER_SWIZZLE_OP (3332, zzzy) SHADER_SWIZZLE_OP (3333, zzzz) |
| 1081 |
SHADER_SWIZZLE_OP (3334, zzzw) SHADER_SWIZZLE_OP (334 , zzw ) SHADER_SWIZZLE_OP (3341, zzwx) SHADER_SWIZZLE_OP (3342, zzwy) |
| 1082 |
SHADER_SWIZZLE_OP (3343, zzwz) SHADER_SWIZZLE_OP (3344, zzww) SHADER_SWIZZLE_OP (34 , zw ) SHADER_SWIZZLE_OP (341 , zwx ) |
| 1083 |
SHADER_SWIZZLE_OP (3411, zwxx) SHADER_SWIZZLE_OP (3412, zwxy) SHADER_SWIZZLE_OP (3413, zwxz) SHADER_SWIZZLE_OP (3414, zwxw) |
| 1084 |
SHADER_SWIZZLE_OP (342 , zwy ) SHADER_SWIZZLE_OP (3421, zwyx) SHADER_SWIZZLE_OP (3422, zwyy) SHADER_SWIZZLE_OP (3423, zwyz) |
| 1085 |
SHADER_SWIZZLE_OP (3424, zwyw) SHADER_SWIZZLE_OP (343 , zwz ) SHADER_SWIZZLE_OP (3431, zwzx) SHADER_SWIZZLE_OP (3432, zwzy) |
| 1086 |
SHADER_SWIZZLE_OP (3433, zwzz) SHADER_SWIZZLE_OP (3434, zwzw) SHADER_SWIZZLE_OP (344 , zww ) SHADER_SWIZZLE_OP (3441, zwwx) |
| 1087 |
SHADER_SWIZZLE_OP (3442, zwwy) SHADER_SWIZZLE_OP (3443, zwwz) SHADER_SWIZZLE_OP (3444, zwww) SHADER_SWIZZLE_OP (4 , w ) |
| 1088 |
SHADER_SWIZZLE_OP (41 , wx ) SHADER_SWIZZLE_OP (411 , wxx ) SHADER_SWIZZLE_OP (4111, wxxx) SHADER_SWIZZLE_OP (4112, wxxy) |
| 1089 |
SHADER_SWIZZLE_OP (4113, wxxz) SHADER_SWIZZLE_OP (4114, wxxw) SHADER_SWIZZLE_OP (412 , wxy ) SHADER_SWIZZLE_OP (4121, wxyx) |
| 1090 |
SHADER_SWIZZLE_OP (4122, wxyy) SHADER_SWIZZLE_OP (4123, wxyz) SHADER_SWIZZLE_OP (4124, wxyw) SHADER_SWIZZLE_OP (413 , wxz ) |
| 1091 |
SHADER_SWIZZLE_OP (4131, wxzx) SHADER_SWIZZLE_OP (4132, wxzy) SHADER_SWIZZLE_OP (4133, wxzz) SHADER_SWIZZLE_OP (4134, wxzw) |
| 1092 |
SHADER_SWIZZLE_OP (414 , wxw ) SHADER_SWIZZLE_OP (4141, wxwx) SHADER_SWIZZLE_OP (4142, wxwy) SHADER_SWIZZLE_OP (4143, wxwz) |
| 1093 |
SHADER_SWIZZLE_OP (4144, wxww) SHADER_SWIZZLE_OP (42 , wy ) SHADER_SWIZZLE_OP (421 , wyx ) SHADER_SWIZZLE_OP (4211, wyxx) |
| 1094 |
SHADER_SWIZZLE_OP (4212, wyxy) SHADER_SWIZZLE_OP (4213, wyxz) SHADER_SWIZZLE_OP (4214, wyxw) SHADER_SWIZZLE_OP (422 , wyy ) |
| 1095 |
SHADER_SWIZZLE_OP (4221, wyyx) SHADER_SWIZZLE_OP (4222, wyyy) SHADER_SWIZZLE_OP (4223, wyyz) SHADER_SWIZZLE_OP (4224, wyyw) |
| 1096 |
SHADER_SWIZZLE_OP (423 , wyz ) SHADER_SWIZZLE_OP (4231, wyzx) SHADER_SWIZZLE_OP (4232, wyzy) SHADER_SWIZZLE_OP (4233, wyzz) |
| 1097 |
SHADER_SWIZZLE_OP (4234, wyzw) SHADER_SWIZZLE_OP (424 , wyw ) SHADER_SWIZZLE_OP (4241, wywx) SHADER_SWIZZLE_OP (4242, wywy) |
| 1098 |
SHADER_SWIZZLE_OP (4243, wywz) SHADER_SWIZZLE_OP (4244, wyww) SHADER_SWIZZLE_OP (43 , wz ) SHADER_SWIZZLE_OP (431 , wzx ) |
| 1099 |
SHADER_SWIZZLE_OP (4311, wzxx) SHADER_SWIZZLE_OP (4312, wzxy) SHADER_SWIZZLE_OP (4313, wzxz) SHADER_SWIZZLE_OP (4314, wzxw) |
| 1100 |
SHADER_SWIZZLE_OP (432 , wzy ) SHADER_SWIZZLE_OP (4321, wzyx) SHADER_SWIZZLE_OP (4322, wzyy) SHADER_SWIZZLE_OP (4323, wzyz) |
| 1101 |
SHADER_SWIZZLE_OP (4324, wzyw) SHADER_SWIZZLE_OP (433 , wzz ) SHADER_SWIZZLE_OP (4331, wzzx) SHADER_SWIZZLE_OP (4332, wzzy) |
| 1102 |
SHADER_SWIZZLE_OP (4333, wzzz) SHADER_SWIZZLE_OP (4334, wzzw) SHADER_SWIZZLE_OP (434 , wzw ) SHADER_SWIZZLE_OP (4341, wzwx) |
| 1103 |
SHADER_SWIZZLE_OP (4342, wzwy) SHADER_SWIZZLE_OP (4343, wzwz) SHADER_SWIZZLE_OP (4344, wzww) SHADER_SWIZZLE_OP (44 , ww ) |
| 1104 |
SHADER_SWIZZLE_OP (441 , wwx ) SHADER_SWIZZLE_OP (4411, wwxx) SHADER_SWIZZLE_OP (4412, wwxy) SHADER_SWIZZLE_OP (4413, wwxz) |
| 1105 |
SHADER_SWIZZLE_OP (4414, wwxw) SHADER_SWIZZLE_OP (442 , wwy ) SHADER_SWIZZLE_OP (4421, wwyx) SHADER_SWIZZLE_OP (4422, wwyy) |
| 1106 |
SHADER_SWIZZLE_OP (4423, wwyz) SHADER_SWIZZLE_OP (4424, wwyw) SHADER_SWIZZLE_OP (443 , wwz ) SHADER_SWIZZLE_OP (4431, wwzx) |
| 1107 |
SHADER_SWIZZLE_OP (4432, wwzy) SHADER_SWIZZLE_OP (4433, wwzz) SHADER_SWIZZLE_OP (4434, wwzw) SHADER_SWIZZLE_OP (444 , www ) |
| 1108 |
SHADER_SWIZZLE_OP (4441, wwwx) SHADER_SWIZZLE_OP (4442, wwwy) SHADER_SWIZZLE_OP (4443, wwwz) SHADER_SWIZZLE_OP (4444, wwww) |
| 1109 |
|
| 1110 |
# undef SHADER_SWIZZLE_OP |
| 1111 |
|
| 1112 |
# define SHADER_FUNC0_(name, glname) \ |
| 1113 |
template<typename A> \ |
| 1114 |
inline const sl_expr<sl_func0> \ |
| 1115 |
name () \ |
| 1116 |
{ \ |
| 1117 |
return sl_func0 (#glname " ("); \ |
| 1118 |
} |
| 1119 |
|
| 1120 |
# define SHADER_FUNC0(name) SHADER_FUNC0_(name,name) |
| 1121 |
|
| 1122 |
# define SHADER_FUNC1_(name, glname) \ |
| 1123 |
template<typename A> \ |
| 1124 |
inline const sl_expr< sl_func1<typename sl_convert<A>::T> > \ |
| 1125 |
name (const A &a) \ |
| 1126 |
{ \ |
| 1127 |
return sl_func1<typename sl_convert<A>::T> (#glname " (", sl_convert<A>::convert (a));\ |
| 1128 |
} |
| 1129 |
|
| 1130 |
# define SHADER_FUNC1(name) SHADER_FUNC1_(name,name) |
| 1131 |
|
| 1132 |
# define SHADER_FUNC2_(name, glname) \ |
| 1133 |
template<typename A, typename B> \ |
| 1134 |
inline const sl_expr< sl_func2<typename sl_convert<A>::T, typename sl_convert<B>::T> > \ |
| 1135 |
name (const A &a, const B &b) \ |
| 1136 |
{ \ |
| 1137 |
return sl_func2<typename sl_convert<A>::T, typename sl_convert<B>::T> (#glname " (", sl_convert<A>::convert (a), sl_convert<B>::convert (b));\ |
| 1138 |
} |
| 1139 |
|
| 1140 |
# define SHADER_FUNC2(name) SHADER_FUNC2_(name,name) |
| 1141 |
|
| 1142 |
# define SHADER_FUNC3_(name, glname) \ |
| 1143 |
template<typename A, typename B, typename C> \ |
| 1144 |
inline const sl_expr< sl_func3<typename sl_convert<A>::T, typename sl_convert<B>::T, typename sl_convert<C>::T> > \ |
| 1145 |
name (const A &a, const B &b, const C &c) \ |
| 1146 |
{ \ |
| 1147 |
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));\ |
| 1148 |
} |
| 1149 |
|
| 1150 |
# define SHADER_FUNC3(name) SHADER_FUNC3_(name,name) |
| 1151 |
|
| 1152 |
# define SHADER_FUNC4_(name, glname) \ |
| 1153 |
template<typename A, typename B, typename C, typename D> \ |
| 1154 |
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 > > \ |
| 1155 |
name (const A &a, const B &b, const C &c, const D &d) \ |
| 1156 |
{ \ |
| 1157 |
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));\ |
| 1158 |
} |
| 1159 |
|
| 1160 |
# define SHADER_FUNC4(name) SHADER_FUNC4_(name,name) |
| 1161 |
|
| 1162 |
SHADER_FUNC1 (abs) |
| 1163 |
SHADER_FUNC1 (acos) |
| 1164 |
SHADER_FUNC1 (all) |
| 1165 |
SHADER_FUNC1 (any) |
| 1166 |
SHADER_FUNC1 (asin) |
| 1167 |
SHADER_FUNC1 (atan) |
| 1168 |
SHADER_FUNC2 (atan) |
| 1169 |
SHADER_FUNC1 (ceil) |
| 1170 |
SHADER_FUNC3 (clamp) |
| 1171 |
SHADER_FUNC1 (cos) |
| 1172 |
SHADER_FUNC2 (cross) |
| 1173 |
SHADER_FUNC1 (dFdx) |
| 1174 |
SHADER_FUNC1 (dFdy) |
| 1175 |
SHADER_FUNC1 (degrees) |
| 1176 |
SHADER_FUNC2 (distance) |
| 1177 |
SHADER_FUNC2 (dot) |
| 1178 |
SHADER_FUNC2_(equal, equal) |
| 1179 |
SHADER_FUNC1 (exp) |
| 1180 |
SHADER_FUNC1 (exp2) |
| 1181 |
SHADER_FUNC3 (faceforward) |
| 1182 |
SHADER_FUNC1 (floor) |
| 1183 |
SHADER_FUNC1 (fract) |
| 1184 |
SHADER_FUNC0 (ftransform) |
| 1185 |
SHADER_FUNC1 (fwidth) |
| 1186 |
SHADER_FUNC2_(greater_than_equal, greaterThanEqual) |
| 1187 |
SHADER_FUNC2_(greater_then, greaterThan) |
| 1188 |
SHADER_FUNC1 (inversesqrt) |
| 1189 |
SHADER_FUNC1 (length) |
| 1190 |
SHADER_FUNC2_(less_than, lessThan) |
| 1191 |
SHADER_FUNC2_(less_than_equal, lessThanEqual) |
| 1192 |
SHADER_FUNC1 (log) |
| 1193 |
SHADER_FUNC1 (log2) |
| 1194 |
SHADER_FUNC2_(matrix_comp_mult, matrixCompMult) |
| 1195 |
SHADER_FUNC2 (max) |
| 1196 |
SHADER_FUNC2 (min) |
| 1197 |
SHADER_FUNC3 (mix) |
| 1198 |
SHADER_FUNC2 (mod) |
| 1199 |
SHADER_FUNC1 (noise1) |
| 1200 |
SHADER_FUNC1 (noise2) |
| 1201 |
SHADER_FUNC1 (noise3) |
| 1202 |
SHADER_FUNC1 (noise4) |
| 1203 |
SHADER_FUNC1 (normalize) |
| 1204 |
SHADER_FUNC1 (gl_not) // TODO |
| 1205 |
SHADER_FUNC2_(notequal, notEqual) |
| 1206 |
SHADER_FUNC2 (pow) |
| 1207 |
SHADER_FUNC1 (radians) |
| 1208 |
SHADER_FUNC2 (reflect) |
| 1209 |
SHADER_FUNC3 (refract) |
| 1210 |
SHADER_FUNC2_(shadow_1d, shadow1D) |
| 1211 |
SHADER_FUNC3_(shadow_1d, shadow1D) |
| 1212 |
SHADER_FUNC3_(shadow_1d_lod, shadow1DLod) |
| 1213 |
SHADER_FUNC2_(shadow_1d_proj, shadow1DProj) |
| 1214 |
SHADER_FUNC3_(shadow_1d_proj, shadow1DProj) |
| 1215 |
SHADER_FUNC3_(shadow_1d_proj_lod, shadow1DProjLod) |
| 1216 |
SHADER_FUNC2_(shadow_2d, shadow2D) |
| 1217 |
SHADER_FUNC3_(shadow_2d, shadow2D) |
| 1218 |
SHADER_FUNC3_(shadow_2d_lod, shadow2DLod) |
| 1219 |
SHADER_FUNC2_(shadow_2d_proj, shadow2DProj) |
| 1220 |
SHADER_FUNC3_(shadow_2d_proj, shadow2DProj) |
| 1221 |
SHADER_FUNC3_(shadow_2d_proj_lod, shadow2DProjLod) |
| 1222 |
SHADER_FUNC1 (sign) |
| 1223 |
SHADER_FUNC1 (sin) |
| 1224 |
SHADER_FUNC3 (smoothstep) |
| 1225 |
SHADER_FUNC1 (sqrt) |
| 1226 |
SHADER_FUNC2 (step) |
| 1227 |
SHADER_FUNC1 (tan) |
| 1228 |
SHADER_FUNC2_(texture_1d, texture1D) |
| 1229 |
SHADER_FUNC3_(texture_1d, texture1D) |
| 1230 |
SHADER_FUNC3_(texture_1d_lod, texture1DLod) |
| 1231 |
SHADER_FUNC2_(texture_1d_proj, texture1DProj) |
| 1232 |
SHADER_FUNC3_(texture_1d_proj, texture1DProj) |
| 1233 |
SHADER_FUNC3_(texture_1d_proj_lod, texture1DProjLod) |
| 1234 |
SHADER_FUNC2_(texture_2d, texture2D) |
| 1235 |
SHADER_FUNC3_(texture_2d, texture2D) |
| 1236 |
SHADER_FUNC3_(texture_2d_lod, texture2DLod) |
| 1237 |
SHADER_FUNC2_(texture_2d_proj, texture2DProj) |
| 1238 |
SHADER_FUNC3_(texture_2d_proj, texture2DProj) |
| 1239 |
SHADER_FUNC3_(texture_2d_proj_lod, texture2DProjLod) |
| 1240 |
SHADER_FUNC2_(texture_3d, texture3D) |
| 1241 |
SHADER_FUNC3_(texture_3d, texture3D) |
| 1242 |
SHADER_FUNC3_(texture_3d_lod, texture3DLod) |
| 1243 |
SHADER_FUNC2_(texture_3d_proj, texture3DProj) |
| 1244 |
SHADER_FUNC3_(texture_3d_proj, texture3DProj) |
| 1245 |
SHADER_FUNC3_(texture_3d_proj_lod, texture3DProjLod) |
| 1246 |
SHADER_FUNC2_(texture_cube, textureCube) |
| 1247 |
SHADER_FUNC3_(texture_cube, textureCube) |
| 1248 |
SHADER_FUNC3_(texture_cude_lod, textureCubeLod) |
| 1249 |
SHADER_FUNC1 (vec2) SHADER_FUNC2 (vec2) |
| 1250 |
SHADER_FUNC1 (vec3) SHADER_FUNC2 (vec3) SHADER_FUNC3 (vec3) |
| 1251 |
SHADER_FUNC1 (vec4) SHADER_FUNC2 (vec4) SHADER_FUNC3 (vec4) SHADER_FUNC4 (vec4) |
| 1252 |
SHADER_FUNC1 (mat2) SHADER_FUNC2 (mat2) |
| 1253 |
SHADER_FUNC1 (mat3) SHADER_FUNC2 (mat3) SHADER_FUNC3 (mat3) |
| 1254 |
SHADER_FUNC1 (mat4) SHADER_FUNC2 (mat4) SHADER_FUNC3 (mat4) SHADER_FUNC4 (mat4) |
| 1255 |
|
| 1256 |
# undef SHADER_FUNC0 |
| 1257 |
# undef SHADER_FUNC0_ |
| 1258 |
# undef SHADER_FUNC1 |
| 1259 |
# undef SHADER_FUNC1_ |
| 1260 |
# undef SHADER_FUNC2 |
| 1261 |
# undef SHADER_FUNC2_ |
| 1262 |
# undef SHADER_FUNC3 |
| 1263 |
# undef SHADER_FUNC3_ |
| 1264 |
# undef SHADER_FUNC4 |
| 1265 |
# undef SHADER_FUNC5_ |
| 1266 |
|
| 1267 |
void debdebdebdebug ();//D |
| 1268 |
} |
| 1269 |
|
| 1270 |
#endif |
| 1271 |
|
| 1272 |
#include "shader_vars.h" |
| 1273 |
|
| 1274 |
|
