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Comparing libgender/material.C (file contents):
Revision 1.7 by root, Mon Oct 18 14:55:16 2004 UTC vs.
Revision 1.11 by root, Thu Oct 21 22:28:42 2004 UTC

1#include "opengl.h" 1#include "opengl.h"
2#include "material.h" 2#include "material.h"
3
4#include <cstdlib>
5#include <cstring>
6
7#include <algorithm>
8
9namespace shader {
10
11 refcounted::~refcounted ()
12 {
13#if 0
14 if (refcnt)
15 abort ();
16#endif
17 }
18
19 const char str_float [] = "float";
20 const char str_float2 [] = "float2";
21 const char str_float3 [] = "float3";
22 const char str_float4 [] = "float4";
23 const char str_float4x4 [] = "float4x4";
24
25 const char str_sampler1d [] = "sampler1d";
26 const char str_sampler2d [] = "sampler2d";
27 const char str_sampler3d [] = "sampler3d";
28 const char str_samplerCUBE [] = "samplerCUBE";
29 const char str_samplerRECT [] = "samplerRECT";
30
31 static CGcontext cg_context = cgCreateContext ();
32
33 int var_i::next_name = 0;
34
35 var_i::var_i (CGtype cgtype, const char *typestr)
36 : typestr (typestr)
37 {
38 name = ++next_name;
39 param = cgCreateParameter (cg_context, cgtype);
40 }
41
42 var_i::~var_i ()
43 {
44 cgDestroyParameter (param);
45 }
46
47 void var_i::build_decl (ostringstream &b)
48 {
49 b << typestr << ' ' << "V" << name;
50 }
51
52 void uniform_i::build_decl (ostringstream &b)
53 {
54 b << "uniform " << typestr << ' ' << "V" << name;
55 }
56
57 void stream_i::build_decl (ostringstream &b)
58 {
59 b << typestr << ' ' << "V" << name;
60 b << " : " << binding;
61 }
62
63 void var_i::build (shader_builder &b)
64 {
65 b << "V" << name;
66 }
67
68 void uniform_i::build (shader_builder &b)
69 {
70 var_i::build (b);
71
72 if (find (b.refs.begin (), b.refs.end (), uniform (*this)) == b.refs.end ())
73 b.refs.push_back (*this);
74 }
75
76 void stream_i::build (shader_builder &b)
77 {
78 var_i::build (b);
79
80 if (find (b.streams.begin (), b.streams.end (), var (*this)) == b.streams.end ())
81 b.streams.push_back (*this);
82 }
83
84 void temporary_i::build (shader_builder &b)
85 {
86 var_i::build (b);
87
88 if (find (b.temps.begin (), b.temps.end (), var (*this)) == b.temps.end ())
89 b.temps.push_back (*this);
90 }
91
92 void fragment_const_string_i::build (shader_builder &b)
93 {
94 b << str;
95 }
96
97 struct vin vin;
98
99 // MUST update is-function below
100 varying_3f vin::position_3f ("POSITION");
101 varying_4f vin::position_4f ("POSITION");
102 varying_3f vin::normal_3f ("NORMAL");
103 varying_4f vin::normal_4f ("NORMAL");
104 varying_3f vin::color0_3f ("COLOR0");
105 varying_4f vin::color0_4f ("COLOR0");
106 varying_3f vin::color1_3f ("COLOR1");
107 varying_4f vin::color1_4f ("COLOR1");
108 varying_1f vin::texcoord_1f[8] =
109 {
110 varying_1f ("TEXCOORD0"), varying_1f ("TEXCOORD1"), varying_1f ("TEXCOORD2"), varying_1f ("TEXCOORD3"),
111 varying_1f ("TEXCOORD4"), varying_1f ("TEXCOORD5"), varying_1f ("TEXCOORD6"), varying_1f ("TEXCOORD7"),
112 };
113 varying_2f vin::texcoord_2f[8] =
114 {
115 varying_2f ("TEXCOORD0"), varying_2f ("TEXCOORD1"), varying_2f ("TEXCOORD2"), varying_2f ("TEXCOORD3"),
116 varying_2f ("TEXCOORD4"), varying_2f ("TEXCOORD5"), varying_2f ("TEXCOORD6"), varying_2f ("TEXCOORD7"),
117 };
118 varying_3f vin::texcoord_3f[8] =
119 {
120 varying_3f ("TEXCOORD0"), varying_3f ("TEXCOORD1"), varying_3f ("TEXCOORD2"), varying_3f ("TEXCOORD3"),
121 varying_3f ("TEXCOORD4"), varying_3f ("TEXCOORD5"), varying_3f ("TEXCOORD6"), varying_3f ("TEXCOORD7"),
122 };
123 varying_4f vin::texcoord_4f[8] =
124 {
125 varying_4f ("TEXCOORD0"), varying_4f ("TEXCOORD1"), varying_4f ("TEXCOORD2"), varying_4f ("TEXCOORD3"),
126 varying_4f ("TEXCOORD4"), varying_4f ("TEXCOORD5"), varying_4f ("TEXCOORD6"), varying_4f ("TEXCOORD7"),
127 };
128 varying_1f vin::psize_1f ("PSIZE");
129 varying_1f vin::attr6_1f ("ATTR6");
130 varying_1f vin::attr7_1f ("ATTR7");
131 varying_2f vin::attr6_2f ("ATTR6");
132 varying_2f vin::attr7_2f ("ATTR7");
133 varying_3f vin::attr6_3f ("ATTR6");
134 varying_3f vin::attr7_3f ("ATTR7");
135 varying_4f vin::attr6_4f ("ATTR6");
136 varying_4f vin::attr7_4f ("ATTR7");
137
138 bool vin::is (const var &r)
139 {
140 return r == vin::position_3f
141 || r == vin::position_4f
142 || r == vin::normal_3f
143 || r == vin::normal_4f
144 || r == vin::color0_3f
145 || r == vin::color0_4f
146 || r == vin::color1_3f
147 || r == vin::color1_4f
148 || r == vin::texcoord_1f[0] || r == vin::texcoord_1f[1] || r == vin::texcoord_1f[2] || r == vin::texcoord_1f[3]
149 || r == vin::texcoord_1f[4] || r == vin::texcoord_1f[5] || r == vin::texcoord_1f[6] || r == vin::texcoord_1f[7]
150 || r == vin::texcoord_2f[0] || r == vin::texcoord_2f[1] || r == vin::texcoord_2f[2] || r == vin::texcoord_2f[3]
151 || r == vin::texcoord_2f[4] || r == vin::texcoord_2f[5] || r == vin::texcoord_2f[6] || r == vin::texcoord_2f[7]
152 || r == vin::texcoord_3f[0] || r == vin::texcoord_3f[1] || r == vin::texcoord_3f[2] || r == vin::texcoord_3f[3]
153 || r == vin::texcoord_3f[4] || r == vin::texcoord_3f[5] || r == vin::texcoord_3f[6] || r == vin::texcoord_3f[7]
154 || r == vin::texcoord_4f[0] || r == vin::texcoord_4f[1] || r == vin::texcoord_4f[2] || r == vin::texcoord_4f[3]
155 || r == vin::texcoord_4f[4] || r == vin::texcoord_4f[5] || r == vin::texcoord_4f[6] || r == vin::texcoord_4f[7]
156 || r == vin::psize_1f
157 || r == vin::attr6_1f
158 || r == vin::attr7_1f
159 || r == vin::attr6_2f
160 || r == vin::attr7_2f
161 || r == vin::attr6_3f
162 || r == vin::attr7_3f
163 || r == vin::attr6_4f
164 || r == vin::attr7_4f;
165 }
166
167 struct fin fin;
168 struct fin &vout = fin;
169
170 // MUST update is-function below
171 varying_4f fin::position_4f ("HPOS");
172 varying_4f fin::color0_4f ("COLOR0");
173 varying_4f fin::color1_4f ("COLOR1");
174 varying_4f fin::texcoord_4f[8] =
175 {
176 varying_4f ("TEXCOORD0"), varying_4f ("TEXCOORD1"), varying_4f ("TEXCOORD2"), varying_4f ("TEXCOORD3"),
177 varying_4f ("TEXCOORD4"), varying_4f ("TEXCOORD5"), varying_4f ("TEXCOORD6"), varying_4f ("TEXCOORD7"),
178 };
179
180 bool fin::is (const var &r)
181 {
182 return r == fin::position_4f
183 || r == fin::color0_4f
184 || r == fin::color1_4f
185 || r == fin::texcoord_4f[0]
186 || r == fin::texcoord_4f[1]
187 || r == fin::texcoord_4f[2]
188 || r == fin::texcoord_4f[3]
189 || r == fin::texcoord_4f[4]
190 || r == fin::texcoord_4f[5]
191 || r == fin::texcoord_4f[6]
192 || r == fin::texcoord_4f[7];
193 }
194
195 struct fout fout;
196
197 // MUST update is-function below
198 varying_4f fout::color0_4f ("COLOR0");
199 varying_3f fout::color0_3f ("COLOR0");
200 varying_4f fout::color1_4f ("COLOR1");
201 varying_3f fout::color1_3f ("COLOR1");
202 varying_1f fout::depth_1f ("DEPTH");
203
204 bool fout::is (const var &r)
205 {
206 return r == fout::color0_4f
207 || r == fout::color0_3f
208 || r == fout::color1_4f
209 || r == fout::color1_3f
210 || r == fout::depth_1f;
211 }
212
213 uniform_matrix_f mvp, mv, proj;
214
215 void fragment_vector_i::build (shader_builder &b)
216 {
217 for (vector<fragment>::iterator i = begin (); i != end (); i++)
218 (*i)->build (b);
219 }
220
221 void shader_program::print ()
222 {
223 shader_builder b;
224 build (b);
225 ostringstream os;
226
227 os << "void main (\n";
228 for (vector<var>::iterator i = b.streams.begin (); i != b.streams.end (); i++)
229 {
230 os << " ";
231
232 if (is_vertex)
233 {
234 if (vin.is (*i)) os << "in ";
235 if (vout.is (*i)) os << "out ";
236 }
237 else
238 {
239 if (fin.is (*i)) os << "in ";
240 if (fout.is (*i)) os << "out ";
241 }
242
243 (*i)->build_decl (os);
244 os << ",\n";
245 }
246
247 for (vector<uniform>::iterator i = b.refs.begin (); i != b.refs.end (); i++)
248 {
249 os << " ";
250 (*i)->build_decl (os);
251 os << ",\n";
252 }
253
254 os << " uniform float unused_cg_broken_syntax\n";
255 os << ")\n{\n";
256
257 for (vector<var>::iterator i = b.temps.begin (); i != b.temps.end (); i++)
258 {
259 (*i)->build_decl (os);
260 os << ";\n";
261 }
262
263 os << "\n";
264 os << b.source.str ();
265 os << "\n}\n";
266
267 printf ("%s\n", os.str ().c_str ());
268
269 }
270
271void debdebdebdebug ()//D
272{
273 vertex_program p;
274 temp_4f t1, t2;
275 sampler2d s2d (1);
276
277 p << t2 << " = tex2D (" << s2d << ", " << vin.position_4f << ".xy);\n";
278 p << t1 << " = mul (" << vin.position_4f << "," << mvp << ");\n";
279 p << vout.position_4f << " = " << t1 << ";\n";
280
281 p.print ();
282 //exit (0);
283}
284
285}
3 286
4material::~material () 287material::~material ()
5{ 288{
6} 289}
7 290
… …
104void 387void
105init_shaders () 388init_shaders ()
106{ 389{
107 cgc = cgCreateContext (); 390 cgc = cgCreateContext ();
108} 391}
392

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