| … | |
… | |
| 82 | |
82 | |
| 83 | return name; |
83 | return name; |
| 84 | } |
84 | } |
| 85 | |
85 | |
| 86 | test_material::test_material () |
86 | test_material::test_material () |
| 87 | : tex ("textures/osama.jpg"), texvar (tex.name) |
87 | //: tex ("textures/osama.jpg"), texvar (tex.name) |
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88 | : tex ("textures/rockwall.jpg"), texvar (tex.name) |
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89 | , norm ("textures/rockwall_height.jpg"), normvar (norm.name) |
| 88 | { |
90 | { |
| 89 | using namespace shader::compile; |
91 | using namespace shader::compile; |
| 90 | |
92 | |
| 91 | p.vsh->start (); |
93 | p.vsh->start (); |
| 92 | |
94 | |
| 93 | temp_4f wpos; |
95 | temp_4f wpos; |
| 94 | |
96 | |
| 95 | wpos = model_view_projection_matrix * vin.vertex; |
97 | wpos = model_view_projection_matrix * vin.vertex; |
| 96 | |
98 | |
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99 | //wpos = wpos / abs (w (wpos)); |
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100 | |
| 97 | vout.position = wpos; |
101 | vout.position = wpos; |
| 98 | vout.tex_coord[0] = vin.tex_coord[0]; |
102 | vout.tex_coord[0] = vin.tex_coord[0]; |
| 99 | vout.tex_coord[1] = model_view_matrix * shader::compile::vec4 (x(vin.normal), y(vin.normal), z(vin.normal), 0); |
103 | vout.tex_coord[1] = model_view_matrix * shader::compile::vec4 (x(vin.normal), y(vin.normal), z(vin.normal), 0); |
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104 | vout.tex_coord[2] = lightpos - model_view_matrix * vin.vertex; |
| 100 | |
105 | |
| 101 | p.vsh->end (); |
106 | p.vsh->end (); |
| 102 | p.vsh->compile (); |
107 | p.vsh->compile (); |
| 103 | |
108 | |
| 104 | p.fsh->start (); |
109 | p.fsh->start (); |
| 105 | |
110 | |
| 106 | temp_1f fac; |
111 | temp_1f fac; |
| 107 | |
112 | |
| 108 | fac = max (dot (fin.tex_coord[1], lightpos), 0.0); |
113 | temp_2f disp; |
| 109 | fac = pow (fac, 3); |
114 | |
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115 | temp_1f dx, dy; |
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116 | |
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117 | temp_1f bumpnormal; |
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118 | dx = dFdx (texture_2d (normvar, fin.tex_coord[0])); |
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119 | dy = dFdy (texture_2d (normvar, fin.tex_coord[0])); |
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120 | |
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121 | disp = shader::compile::vec2 (dx, dy) * 0.1; |
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122 | |
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123 | fac = dot (normalize (fin.tex_coord[1]), normalize (fin.tex_coord[2])); |
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124 | //fac = dot (shader::compile::vec3 (normalize (fin.tex_coord[1]) + normalize (fin.tex_coord[2])) * 0.5, bumpnormal); |
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125 | //fac = dot (bumpnormal, normalize (fin.tex_coord[2])); |
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126 | //fac = pow (max (fac, 0.0), 8); |
| 110 | xyz (fout.frag_color) = texture_2d (texvar, fin.tex_coord[0]) * (fac + 0.3); |
127 | xyz (fout.frag_color) = (texture_2d (texvar, fin.tex_coord[0] - disp) + 0.1) * max (fac, 0.0); |
| 111 | |
128 | |
| 112 | p.fsh->end (); |
129 | p.fsh->end (); |
| 113 | p.fsh->compile (); |
130 | p.fsh->compile (); |
| 114 | p.link (); |
131 | p.link (); |
| 115 | } |
132 | } |
| 116 | |
133 | |
| 117 | void test_material::enable (view &ctx) |
134 | void test_material::enable (view &ctx) |
| 118 | { |
135 | { |
| 119 | p.enable (); |
136 | p.enable (); |
| 120 | lightpos->set (-ctx.d); |
137 | lightpos->set (vec3 (0, 0, 0)); |
| 121 | texvar->enable (); |
138 | texvar->enable (); |
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139 | normvar->enable (); |
| 122 | } |
140 | } |
| 123 | |
141 | |
| 124 | void test_material::disable (view &ctx) |
142 | void test_material::disable (view &ctx) |
| 125 | { |
143 | { |
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144 | normvar->disable (); |
| 126 | texvar->disable (); |
145 | texvar->disable (); |
| 127 | p.disable (); |
146 | p.disable (); |
| 128 | } |
147 | } |
| 129 | |
148 | |
