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/cvs/cvsroot/libgender/material.C
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Comparing cvsroot/libgender/material.C (file contents):
Revision 1.54 by root, Sat Dec 11 00:17:28 2004 UTC vs.
Revision 1.58 by root, Mon Feb 7 08:51:18 2005 UTC

… …
55 glGenTextures (1, &name); 55 glGenTextures (1, &name);
56 glBindTexture (GL_TEXTURE_2D, name); 56 glBindTexture (GL_TEXTURE_2D, name);
57 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 57 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
58 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR); 58 glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
59 glTexParameteri (GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE); 59 glTexParameteri (GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE);
60 glTexImage2D (GL_TEXTURE_2D, 60 glTexImage2D (GL_TEXTURE_2D, 0,
61 0,
62 GL_RGBA, surface->w, surface->h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels); 61 GL_RGBA, surface->w, surface->h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image->pixels);
63 SDL_FreeSurface (image); /* No longer needed */ 62 SDL_FreeSurface (image); /* No longer needed */
64 63
65 return name; 64 return name;
66} 65}
… …
93 temp_1f lz; 92 temp_1f lz;
94 93
95 // TODO: negative z is not calculated in an acceptable way, clipping does horrible things(?) 94 // TODO: negative z is not calculated in an acceptable way, clipping does horrible things(?)
96 lz = z (vout.position); 95 lz = z (vout.position);
97#if 0 96#if 0
98 lz = (log (max (lz, 0) + 1) / log (1e18)) - 1; 97 lz = (log (max (lz, 0) + 1) / log (1e30)) - 1;
99#else 98#else
100 lz = ifelse (lz <= 0, 99 lz = ifelse (lz <= 0,
101 0, 100 0,
102 log (lz + 1) / log (1e18) 101 log (lz + 1) / log (1e30)
103 ) - 1; 102 ) - 1;
104#endif 103#endif
105 z (vout.position) = lz * w (vout.position); 104 z (vout.position) = lz * w (vout.position);
106 } 105 }
107 106
… …
127 } 126 }
128 else 127 else
129 i->second->enable (); 128 i->second->enable ();
130 129
131 if (ctx.pass->l) 130 if (ctx.pass->l)
132 ctx.pass->l->enable (); 131 ctx.pass->l->enable (ctx);
133} 132}
134 133
135void material::disable (view &ctx) 134void material::disable (view &ctx)
136{ 135{
137} 136}
… …
141: tex ("textures/rockwall.jpg"), texvar (tex.name) 140: tex ("textures/rockwall.jpg"), texvar (tex.name)
142, norm ("textures/rockwall_normal.jpg"), normvar (norm.name) 141, norm ("textures/rockwall_normal.jpg"), normvar (norm.name)
143{ 142{
144} 143}
145 144
145void mat_gouraud_shaded::enable (view &ctx)
146{
147 material::enable (ctx);
148
149 sh_colour->set (vec3 (c.r, c.g, c.b) * (1.F / 255.F));
150}
151
152void mat_gouraud_shaded::disable (view &ctx)
153{
154 material::disable (ctx);
155}
156
157void mat_gouraud_shaded::vsh (view &ctx)
158{
159 using namespace shader::compile;
160 std_vsh ();
161
162 if (ctx.pass->l)
163 f_normal = normal_matrix * vin.normal;
164}
165
166void mat_gouraud_shaded::fsh (view &ctx)
167{
168 using namespace shader::compile;
169
170 if (ctx.pass->l)
171 {
172 temp_1f fac;
173
174 fac = dot (normalize (f_normal), normalize (ctx.pass->l->sh_lightvec));
175
176 xyz (fout.frag_color) = ctx.pass->l->sh_colour * sh_colour * fac;
177 }
178}
179
180static shader::varying_2f texcoord;
146static shader::varying_3f normal; 181static shader::varying_3f normal;
147static shader::varying_2f texcoord;
148 182
149void test_material::vsh (view &ctx) 183void test_material::vsh (view &ctx)
150{ 184{
151 using namespace shader::compile; 185 using namespace shader::compile;
152 186
… …
200 texvar->disable (); 234 texvar->disable ();
201 material::disable (ctx); 235 material::disable (ctx);
202} 236}
203 237
204test_material *testmat; 238test_material *testmat;
239mat_gouraud_shaded *testmat2;
205 240

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