| 1 | #include <stdlib.h> |
1 | #include <stdlib.h> |
| 2 | #include <stdio.h> |
2 | #include <stdio.h> |
| 3 | #include <string.h> |
3 | #include <string.h> |
| 4 | #include <math.h> |
4 | #include <math.h> |
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5 | #include <sh/sh.hpp> |
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6 | |
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7 | using namespace SH; |
| 5 | |
8 | |
| 6 | #include "SDL.h" |
9 | #include "SDL.h" |
| 7 | |
10 | |
| 8 | #include "SDL_opengl.h" |
11 | #include "SDL_opengl.h" |
| 9 | |
12 | |
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| 23 | /**********************************************************************/ |
26 | /**********************************************************************/ |
| 24 | |
27 | |
| 25 | view camera; |
28 | view camera; |
| 26 | vec3 camera_velocity; |
29 | vec3 camera_velocity; |
| 27 | float camera_velocity_factor = 10; |
30 | float camera_velocity_factor = 10; |
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31 | |
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32 | ShMatrix4x4f mvp, mv; |
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33 | ShPoint3f light_pv; |
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34 | ShProgram vsh, fsh; |
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35 | |
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36 | void |
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37 | init_shaders() { |
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38 | { |
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39 | vsh = SH_BEGIN_PROGRAM("gpu:vertex") |
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40 | ShInputNormal3f normal; |
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41 | ShInputPosition4f p; |
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42 | |
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43 | ShOutputPoint4f ov; |
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44 | ShOutputNormal3f on; |
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45 | ShOutputVector3f lvv; |
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46 | ShOutputPosition4f opd; |
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47 | |
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48 | opd = mvp | p; |
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49 | on = normalize(mv | normal); |
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50 | ov = -normalize(mv | p); |
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51 | lvv = normalize(lightPos - (mv | p)(0,1,2)); |
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52 | SH_END; |
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53 | } |
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54 | // declare and initialize diffuse color |
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55 | ShColor3f kd = ShColor3f(0.5, 0.7, 0.9); |
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56 | { |
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57 | fsh = SH_BEGIN_PROGRAM("gpu:fragment") |
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58 | ShInputVector4f v; |
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59 | ShInputNormal3f n; |
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60 | ShInputVector3f lvv; |
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61 | ShInputPosition4f p; |
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62 | |
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63 | ShOutputColor3f out; |
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64 | out(0,1,2) = Globals::color * dot(normalize(n), normalize(lvv)); |
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65 | |
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66 | |
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67 | SH_END; |
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68 | } |
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69 | } |
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70 | |
| 28 | |
71 | |
| 29 | void |
72 | void |
| 30 | HotKey_ToggleFullScreen (void) |
73 | HotKey_ToggleFullScreen (void) |
| 31 | { |
74 | { |
| 32 | SDL_Surface *screen; |
75 | SDL_Surface *screen; |
| … | |
… | |
| 357 | glMatrixMode (GL_MODELVIEW); |
400 | glMatrixMode (GL_MODELVIEW); |
| 358 | glLoadIdentity (); |
401 | glLoadIdentity (); |
| 359 | |
402 | |
| 360 | glEnable (GL_CULL_FACE); |
403 | glEnable (GL_CULL_FACE); |
| 361 | glEnable (GL_DEPTH_TEST); |
404 | glEnable (GL_DEPTH_TEST); |
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405 | shInit(); |
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406 | shSetBackend("arb"); |
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407 | glEnable(GL_VERTEX_PROGRAM_ARB); |
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408 | glEnable(GL_FRAGMENT_PROGRAM_ARB); |
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409 | |
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410 | init_shaders(); |
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411 | shBind(vsh); |
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412 | shBind(fsh); |
| 362 | glShadeModel (GL_SMOOTH); |
413 | glShadeModel (GL_SMOOTH); |
| 363 | |
414 | |
| 364 | glEnable (GL_LIGHTING); |
415 | glEnable (GL_LIGHTING); |
| 365 | //GLfloat lightc[4] = { 1, 0.1, 0.1, 1 }; |
416 | //GLfloat lightc[4] = { 1, 0.1, 0.1, 1 }; |
| 366 | //glLightf (GL_LIGHT0, GL_QUADRATIC_ATTENUATION); |
417 | //glLightf (GL_LIGHT0, GL_QUADRATIC_ATTENUATION); |
