void load_distort_shader(App *app)
{
char *vs_src = read_file(SHADER_PATH("distort.vs"));
char *fs_src = read_file(SHADER_PATH("distort.fs"));
GLuint shaders[2];
shaders[0] = compile_shader(vs_src, GL_VERTEX_SHADER);
shaders[1] = compile_shader(fs_src, GL_FRAGMENT_SHADER);
app->program_distort = link_program(shaders, 2);
free(vs_src);
free(fs_src);
}
void TransitionTriangulation::loadPrograms()
{
GLuint *program = &Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW];
fprintf (stderr, "loading transition draw program... "); fflush (stderr);
gk::GLCompiler& c = gk::loadProgram( SHADER_PATH("transition_render.glsl") );
c.include(SHADER_PATH("noise.glsl") );
c.include(SHADER_PATH("potential.glsl") );
c.include(SHADER_PATH("octree_common.glsl") );
c.include(SHADER_PATH("ltree.glsl") );
GLProgram* tmp = c.make();
if (tmp->errors)
exit(-1);
*program = tmp->name;
glLinkProgram (*program);
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_SCENE_SIZE] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_scene_size");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_VIEWPORT] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_viewport");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_TAN_FOVY] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_tan_fovy");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_DENSITY] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "densities");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_CODE_CLASS_TR] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "code_class_tr");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_CODE_VERTICES_TR] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "code_vertices_tr");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_CLASS_TRIANGLES_TR] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "class_triangles_tr");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_TESSEL] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_tessellation");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_SCALE] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_scale");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_ISOSURFACE] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_isosurface");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_FROMTEXTURE] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "fromtexture");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_METRIC] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_radial");
Parameters::getInstance()->g_uniform_locations[LOCATION_TRANSITION_TIME] =
glGetUniformLocation (Parameters::getInstance()->g_programs[PROGRAM_TRANSITION_DRAW], "u_time");
configurePrograms();
fprintf (stderr, "success\n");
}
void Curvature::loadProgram()
{
/*{
GLuint *program = &Parameters::getInstance()->g_programs[PROGRAM_SHADING];
fprintf (stderr, "loading shading program... "); fflush (stderr);
gk::GLCompiler& c = gk::loadProgram( SHADER_PATH("shading.glsl"));
//c.include(SHADER_PATH("noise.glsl") );
//c.include(SHADER_PATH("octree_common.glsl") );
//c.include(SHADER_PATH("ltree.glsl") );
c.include(SHADER_PATH("eigendecomposition.glsl"));
GLProgram* tmp = c.make();
if (tmp->errors)
exit(-1);
*program = tmp->name;
glLinkProgram (*program);
load_curv(Parameters::getInstance()->g_programs[PROGRAM_SHADING], LOCATION_SHADING_SIZE);
}*/
int nb_var = 7;
const GLchar *varyings[] = {"geometry_position", "gl_NextBuffer",
//"geometry_k1_k2", "gl_NextBuffer",
"geometry_min_dir", "gl_NextBuffer",
"geometry_max_dir", "gl_NextBuffer",
"geometry_normale"};// "geometry_egv", "geometry_covmatDiag", "geometry_covmatUpper"};
{
GLuint *program = &Parameters::getInstance()->g_programs[PROGRAM_APPROXCURV];
fprintf (stderr, "loading O(1) curv program... "); fflush (stderr);
gk::GLCompiler& c = gk::loadProgram( SHADER_PATH("curvature.glsl"));
c.include(SHADER_PATH("potential.glsl") );
c.include(SHADER_PATH("o1_include.glsl") );
c.include(SHADER_PATH("eigendecomposition.glsl"));
GLProgram* tmp = c.make();
if (tmp->errors)
exit(-1);
*program = tmp->name;
if (!Parameters::getInstance()->g_lightmode)
glTransformFeedbackVaryings (*program, nb_var, varyings, GL_INTERLEAVED_ATTRIBS);
glLinkProgram (*program);
load_curv(Parameters::getInstance()->g_programs[PROGRAM_APPROXCURV], LOCATION_APPROXCURV_SIZE);
}
/*{
GLuint *program = &Parameters::getInstance()->g_programs[PROGRAM_GTCURV];
fprintf (stderr, "loading GT curv program... "); fflush (stderr);
gk::GLCompiler& c = gk::loadProgram( SHADER_PATH("curvature.glsl"));
c.include(SHADER_PATH("potential.glsl") );
c.include(SHADER_PATH("gt_include.glsl") );
c.include(SHADER_PATH("eigendecomposition.glsl"));
GLProgram* tmp = c.make();
if (tmp->errors)
exit(-1);
*program = tmp->name;
glTransformFeedbackVaryings (*program, nb_var, varyings, GL_INTERLEAVED_ATTRIBS);
glLinkProgram (*program);
load_curv(Parameters::getInstance()->g_programs[PROGRAM_GTCURV], LOCATION_GTCURV_SIZE);
}*/
{
GLuint *program = &Parameters::getInstance()->g_programs[PROGRAM_HIERARCHCURV];
fprintf (stderr, "loading hierarchic curv program... "); fflush (stderr);
gk::GLCompiler& c = gk::loadProgram( SHADER_PATH("curvature.glsl"));
c.include(SHADER_PATH("potential.glsl") );
c.include(SHADER_PATH("hierarch_include.glsl") );
c.include(SHADER_PATH("eigendecomposition.glsl"));
GLProgram* tmp = c.make();
if (tmp->errors)
exit(-1);
*program = tmp->name;
if (!Parameters::getInstance()->g_lightmode)
glTransformFeedbackVaryings (*program, nb_var, varyings, GL_INTERLEAVED_ATTRIBS);
glLinkProgram (*program);
load_curv(Parameters::getInstance()->g_programs[PROGRAM_HIERARCHCURV], LOCATION_HIERARCHCURV_SIZE);
}
configureProgram();
}
