| … | |
… | |
| 110 | } |
110 | } |
| 111 | |
111 | |
| 112 | test_material::test_material () |
112 | test_material::test_material () |
| 113 | //: tex ("textures/osama.jpg"), texvar (tex.name) |
113 | //: tex ("textures/osama.jpg"), texvar (tex.name) |
| 114 | : tex ("textures/rockwall.jpg"), texvar (tex.name) |
114 | : tex ("textures/rockwall.jpg"), texvar (tex.name) |
| 115 | , norm ("textures/rockwall_height.jpg"), normvar (norm.name) |
115 | , norm ("textures/rockwall_normal.jpg"), normvar (norm.name) |
| 116 | { |
116 | { |
| 117 | } |
117 | } |
| 118 | |
118 | |
| 119 | static shader::varying_3f normal, lightvec; |
119 | static shader::varying_3f normal, lightvec; |
| 120 | static shader::varying_2f texcoord; |
120 | static shader::varying_2f texcoord; |
| … | |
… | |
| 142 | temp_3f lc; |
142 | temp_3f lc; |
| 143 | temp_1f fac; |
143 | temp_1f fac; |
| 144 | |
144 | |
| 145 | lc = (*ctx.pass_data->l)(); |
145 | lc = (*ctx.pass_data->l)(); |
| 146 | |
146 | |
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147 | temp_3f rot1, rot2, rot3; |
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148 | |
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149 | rot1 = yxz (texture_2d (normvar, texcoord) * 2.F - 1.F); |
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150 | rot2 = float3 (x(rot1), -z(rot1), y(rot1)); |
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151 | rot3 = float3 (-y(rot1), x(rot1), z(rot1)); |
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152 | |
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153 | normal = mat3 (rot1, rot2, rot3) * normal; |
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154 | |
| 147 | fac = dot (normalize (normal), normalize (lightvec)); |
155 | fac = dot (normalize (normal), normalize (lightvec)); |
| 148 | fac = pow (max (fac, 0.0), 2); |
156 | fac = pow (max (fac, 0.0), 6); |
| 149 | xyz (fout.frag_color) = texture_2d (texvar, texcoord) * lc * fac; |
157 | xyz (fout.frag_color) = (texture_2d (texvar, texcoord) + 0.2F) * lc * fac; |
| 150 | } |
158 | } |
| 151 | } |
159 | } |
| 152 | |
160 | |
| 153 | void test_material::enable (view &ctx) |
161 | void test_material::enable (view &ctx) |
| 154 | { |
162 | { |
