… | |
… | |
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, |
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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 | } |
… | |
… | |
92 | |
91 | |
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); |
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96 | #if 0 |
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97 | lz = (log (max (lz, 0) + 1) / log (1e30)) - 1; |
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98 | #else |
97 | lz = ifelse (lz <= 0, |
99 | lz = ifelse (lz <= 0, |
98 | lz, |
100 | 0, |
99 | log (lz + 1) / log (1e10 + 1) |
101 | log (lz + 1) / log (1e30) |
100 | ) - 1; |
102 | ) - 1; |
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103 | #endif |
101 | z (vout.position) = lz * w (vout.position); |
104 | z (vout.position) = lz * w (vout.position); |
102 | } |
105 | } |
103 | |
106 | |
104 | vsh_src = shader::shader_builder::stop (); |
107 | vsh_src = shader::shader_builder::stop (); |
105 | |
108 | |
… | |
… | |
123 | } |
126 | } |
124 | else |
127 | else |
125 | i->second->enable (); |
128 | i->second->enable (); |
126 | |
129 | |
127 | if (ctx.pass->l) |
130 | if (ctx.pass->l) |
128 | ctx.pass->l->enable (); |
131 | ctx.pass->l->enable (ctx); |
129 | } |
132 | } |
130 | |
133 | |
131 | void material::disable (view &ctx) |
134 | void material::disable (view &ctx) |
132 | { |
135 | { |
133 | } |
136 | } |
… | |
… | |
137 | : tex ("textures/rockwall.jpg"), texvar (tex.name) |
140 | : tex ("textures/rockwall.jpg"), texvar (tex.name) |
138 | , norm ("textures/rockwall_normal.jpg"), normvar (norm.name) |
141 | , norm ("textures/rockwall_normal.jpg"), normvar (norm.name) |
139 | { |
142 | { |
140 | } |
143 | } |
141 | |
144 | |
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145 | void mat_gouraud_shaded::enable (view &ctx) |
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146 | { |
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147 | material::enable (ctx); |
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148 | |
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149 | sh_colour->set (vec3 (c.r, c.g, c.b) * (1.F / 255.F)); |
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150 | } |
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151 | |
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152 | void mat_gouraud_shaded::disable (view &ctx) |
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153 | { |
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154 | material::disable (ctx); |
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155 | } |
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156 | |
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157 | void mat_gouraud_shaded::vsh (view &ctx) |
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158 | { |
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159 | using namespace shader::compile; |
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160 | std_vsh (); |
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161 | |
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162 | if (ctx.pass->l) |
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163 | f_normal = normal_matrix * vin.normal; |
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164 | } |
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165 | |
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166 | void mat_gouraud_shaded::fsh (view &ctx) |
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167 | { |
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168 | using namespace shader::compile; |
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169 | |
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170 | if (ctx.pass->l) |
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171 | { |
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172 | temp_1f fac; |
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173 | |
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174 | fac = dot (normalize (f_normal), normalize (ctx.pass->l->sh_lightvec)); |
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175 | |
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176 | xyz (fout.frag_color) = ctx.pass->l->sh_colour * sh_colour * fac; |
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177 | } |
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178 | } |
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179 | |
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180 | static shader::varying_2f texcoord; |
142 | static shader::varying_3f normal; |
181 | static shader::varying_3f normal; |
143 | static shader::varying_2f texcoord; |
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144 | |
182 | |
145 | void test_material::vsh (view &ctx) |
183 | void test_material::vsh (view &ctx) |
146 | { |
184 | { |
147 | using namespace shader::compile; |
185 | using namespace shader::compile; |
148 | |
186 | |
… | |
… | |
196 | texvar->disable (); |
234 | texvar->disable (); |
197 | material::disable (ctx); |
235 | material::disable (ctx); |
198 | } |
236 | } |
199 | |
237 | |
200 | test_material *testmat; |
238 | test_material *testmat; |
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239 | mat_gouraud_shaded *testmat2; |
201 | |
240 | |