| 35 | using namespace rkcommon::math; |
| 36 | |
| 37 | int main(int argc, const char **argv) |
| 38 | { |
| 39 | // image size |
| 40 | vec2i imgSize; |
| 41 | imgSize.x = 1024; // width |
| 42 | imgSize.y = 768; // height |
| 43 | |
| 44 | // camera |
| 45 | vec3f cam_pos{0.f, 0.f, 0.f}; |
| 46 | vec3f cam_up{0.f, 1.f, 0.f}; |
| 47 | vec3f cam_view{0.1f, 0.f, 1.f}; |
| 48 | |
| 49 | // triangle mesh data |
| 50 | std::vector<vec3f> vertex = {vec3f(-1.0f, -1.0f, 3.0f), |
| 51 | vec3f(-1.0f, 1.0f, 3.0f), |
| 52 | vec3f(1.0f, -1.0f, 3.0f), |
| 53 | vec3f(0.1f, 0.1f, 0.3f)}; |
| 54 | |
| 55 | std::vector<vec4f> color = {vec4f(0.9f, 0.5f, 0.5f, 1.0f), |
| 56 | vec4f(0.8f, 0.8f, 0.8f, 1.0f), |
| 57 | vec4f(0.8f, 0.8f, 0.8f, 1.0f), |
| 58 | vec4f(0.5f, 0.9f, 0.5f, 1.0f)}; |
| 59 | |
| 60 | std::vector<vec3ui> index = {vec3ui(0, 1, 2), vec3ui(1, 2, 3)}; |
| 61 | |
| 62 | #ifdef _WIN32 |
| 63 | bool waitForKey = false; |
| 64 | CONSOLE_SCREEN_BUFFER_INFO csbi; |
| 65 | if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi)) { |
| 66 | // detect standalone console: cursor at (0,0)? |
| 67 | waitForKey = csbi.dwCursorPosition.X == 0 && csbi.dwCursorPosition.Y == 0; |
| 68 | } |
| 69 | #endif |
| 70 | |
| 71 | // initialize OSPRay; OSPRay parses (and removes) its commandline parameters, |
| 72 | // e.g. "--osp:debug" |
| 73 | OSPError init_error = ospInit(&argc, argv); |
| 74 | if (init_error != OSP_NO_ERROR) |
| 75 | return init_error; |
| 76 | |
| 77 | // use scoped lifetimes of wrappers to release everything before ospShutdown() |
| 78 | { |
| 79 | // create and setup camera |
| 80 | ospray::cpp::Camera camera("perspective"); |
| 81 | camera.setParam("aspect", imgSize.x / (float)imgSize.y); |
| 82 | camera.setParam("position", cam_pos); |
| 83 | camera.setParam("direction", cam_view); |
| 84 | camera.setParam("up", cam_up); |
| 85 | camera.commit(); // commit each object to indicate modifications are done |
| 86 | |
| 87 | // create and setup model and mesh |
| 88 | ospray::cpp::Geometry mesh("mesh"); |
| 89 | mesh.setParam("vertex.position", ospray::cpp::CopiedData(vertex)); |
| 90 | mesh.setParam("vertex.color", ospray::cpp::CopiedData(color)); |
| 91 | mesh.setParam("index", ospray::cpp::CopiedData(index)); |
| 92 | mesh.commit(); |
| 93 | |
| 94 | // put the mesh into a model |