| … | |
… | |
| 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) |
| 88 | { |
88 | { |
| 89 | using namespace shader; |
89 | using namespace shader::compile; |
| 90 | |
90 | |
| 91 | p.vsh->start (); |
91 | p.vsh->start (); |
| 92 | |
92 | |
| 93 | temp_4f wpos; |
93 | temp_4f wpos; |
| 94 | |
94 | |
| 95 | wpos = shader::gl.model_view_projection_matrix * vin.vertex; |
95 | wpos = model_view_projection_matrix * vin.vertex; |
|
|
96 | |
|
|
97 | wpos = wpos / abs (w (wpos)); |
| 96 | |
98 | |
| 97 | vout.position = wpos; |
99 | vout.position = wpos; |
| 98 | vout.tex_coord[0] = vin.tex_coord[0]; |
100 | vout.tex_coord[0] = vin.tex_coord[0]; |
| 99 | vout.tex_coord[1] = shader::gl.model_view_matrix * shader::vec4 (x (vin.normal), y(vin.normal), z(vin.normal), 0); |
101 | vout.tex_coord[1] = model_view_matrix * shader::compile::vec4 (x(vin.normal), y(vin.normal), z(vin.normal), 0); |
|
|
102 | vout.tex_coord[2] = lightpos - model_view_matrix * vin.vertex; |
| 100 | |
103 | |
| 101 | p.vsh->end (); |
104 | p.vsh->end (); |
| 102 | p.vsh->compile (); |
105 | p.vsh->compile (); |
| 103 | |
106 | |
| 104 | p.fsh->start (); |
107 | p.fsh->start (); |
| 105 | |
108 | |
| 106 | temp_1f fac; |
109 | temp_1f fac; |
| 107 | |
110 | |
| 108 | fac = max (dot (fin.tex_coord[1], lightpos), 0.0); |
111 | fac = max (dot (normalize (fin.tex_coord[1]), normalize (fin.tex_coord[2])), 0.0); |
| 109 | fac = pow (fac, 3); |
112 | fac = pow (fac, 0.7); |
| 110 | xyz (fout.frag_color) = texture_2d (texvar, fin.tex_coord[0]) * (fac + 0.3); |
113 | xyz (fout.frag_color) = texture_2d (texvar, fin.tex_coord[0]) * max (fac, 0.4); |
| 111 | |
114 | |
| 112 | p.fsh->end (); |
115 | p.fsh->end (); |
| 113 | p.fsh->compile (); |
116 | p.fsh->compile (); |
| 114 | p.link (); |
117 | p.link (); |
| 115 | } |
118 | } |
| 116 | |
119 | |
| 117 | void test_material::enable (view &ctx) |
120 | void test_material::enable (view &ctx) |
| 118 | { |
121 | { |
| 119 | p.enable (); |
122 | p.enable (); |
| 120 | lightpos->set (-ctx.d); |
123 | lightpos->set (vec3 (0, 0, 0)); |
| 121 | texvar->enable (); |
124 | texvar->enable (); |
| 122 | } |
125 | } |
| 123 | |
126 | |
| 124 | void test_material::disable (view &ctx) |
127 | void test_material::disable (view &ctx) |
| 125 | { |
128 | { |
