void ShaderProgram::set_uniform(const std::string& name, const kmVec4* vec) {
GLint loc = get_uniform_loc(name);
if(loc >= 0) {
glUniform4fv(get_uniform_loc(name), 1, (GLfloat*) vec);
check_and_log_error(__FILE__, __LINE__);
}
}
void ShaderProgram::set_uniform(const std::string& name, const kmMat3* matrix) {
GLint loc = get_uniform_loc(name);
if(loc >= 0) {
float mat[9];
unsigned char i = 9;
while(i--) { mat[i] = (float) matrix->mat[i]; }
glUniformMatrix3fv(get_uniform_loc(name), 1, false, (GLfloat*)mat);
check_and_log_error(__FILE__, __LINE__);
}
}
bool
BinaryImageShader::get_variable_locs()
{
get_uniform_loc("toon_tex", _tex_loc);
get_uniform_loc("threshold", _thresh_loc);
// other variables here as needed...
return true;
}
bool
GLSLPerlinTest::get_variable_locs()
{
get_uniform_loc("toon_tex", _tex_loc);
// other variables here as needed...
//create_perlin_texture2();
return true;
}
/*****************************************************************
* halftone_layer_t:
*****************************************************************/
void
halftone_layer_t::get_var_locs(int i, GLuint& program)
{
layer_base_t::get_var_locs(i,program);
char tmp[32];
sprintf(tmp, "%d", i);
string p = string("layer[") + tmp;
get_uniform_loc(p + "].use_tone_correction",
_use_tone_correction_loc, program);
get_uniform_loc(p + "].use_lod_only",
_use_lod_only_loc, program);
get_uniform_loc(p + "].tone_correction_tex",
_tone_correction_tex_loc, program);
get_uniform_loc(p + "].r_function_tex",
_r_function_tex_loc, program);
}
bool
GLSLToonShaderHalo::get_variable_locs()
{
if (!get_uniform_loc("toon_tex", _tex_loc))
return false;
// other variables here as needed...
return true;
}
bool
SimpleImageLineShader::get_variable_locs()
{
// other variables here as needed...
//
//
get_uniform_loc("tone_map", _tone_tex_loc);
get_uniform_loc("x_1", _width_loc);
get_uniform_loc("y_1", _height_loc);
get_uniform_loc("upper_curv_thd", _curv_loc[0]);
get_uniform_loc("lower_curv_thd", _curv_loc[1]);
get_uniform_loc("half_width", _line_width_loc);
get_uniform_loc("curv_opacity_ctrl", _curv_opacity_ctrl_loc);
get_uniform_loc("dist_opacity_ctrl", _dist_opacity_ctrl_loc);
get_uniform_loc("moving_factor", _moving_factor_loc);
get_uniform_loc("tone_opacity_ctrl", _tone_opacity_ctrl_loc);
return true;
}
bool
GLSLXToonShader::get_variable_locs()
{
//set values to pass into the vertex shader
XToonStripCB* cb = dynamic_cast<XToonStripCB*>(_cb);
GLint normLoc = glGetAttribLocation(_program,"blendNorm");
cb->set_loc(normLoc);
cb->set_blendType(_smoothNormal);
get_uniform_loc("toonTex", _tex_loc);
get_uniform_loc("detailMap",_Dmap_loc);
get_uniform_loc("smoothDetail",_Sdtl_loc);
get_uniform_loc("smoothFactor",_Sfct_loc);
get_uniform_loc("targetLength", _trgt_loc);
get_uniform_loc("maxFactor", _Mfct_loc);
get_uniform_loc("focusPoint", _Fpnt_loc);
get_uniform_loc("lightIndex",_Lidx_loc);
get_uniform_loc("lightDir",_Ldir_loc);
get_uniform_loc("lightCoords", _Lcoord_loc);
return true;
}
bool
GLSLToonShader::get_variable_locs()
{
get_uniform_loc("toon_tex", _tex_loc);
if (debug) {
cerr << "GLSLToonShader::get_variable_locs: toon tex loc: "
<< _tex_loc << endl;
}
// other variables here as needed...
return true;
}
bool
DotsShader::get_variable_locs()
{
get_uniform_loc("origin", _origin_loc);
get_uniform_loc("u_vec", _u_vec_loc);
get_uniform_loc("v_vec", _v_vec_loc);
get_uniform_loc("st", _st_loc);
get_uniform_loc("style", _style_loc);
// tone map variables
get_uniform_loc("tone_map", _tone_tex_loc);
get_uniform_loc("width", _width_loc);
get_uniform_loc("height", _height_loc);
return true;
}
bool
HalftoneShaderEx::get_variable_locs()
{
//get_uniform_loc("lod", _lod_loc);
//make sure it has at least an automatic generator
if (!_patch->tex_coord_gen() )
{
_patch->set_tex_coord_gen(new GLSphirTexCoordGen);
}
get_uniform_loc("tone_map", m_tex_loc);
get_uniform_loc("width", m_width);
get_uniform_loc("height", m_height);
get_uniform_loc("sampler2D_perlin", _perlin_loc);
get_uniform_loc("style", _style_loc);
get_uniform_loc("P_inverse", _proj_der_loc);
GLint tmp;
//query the vertex attribute loacations
tmp = glGetAttribLocation(program(),"dU_XYZ");
((StripTexCoordsCB2*)cb())->set_dU_loc(tmp);
cerr << "dU_loc = " << tmp <<endl;
tmp = glGetAttribLocation(program(),"dV_XYZ");
((StripTexCoordsCB2*)cb())->set_dV_loc(tmp);
cerr << "dV_loc = " << tmp <<endl;
return true;
}
// Optimistic convenience version of above:
GLint get_uniform_loc(const string& name) {
GLint ret = -1;
get_uniform_loc(name, ret);
return ret;
}
int shader_program::uniform(string identifier) {
return get_uniform_loc(identifier.c_str(), program_id);
}
bool
Halftone_TX::get_variable_locs()
{
get_uniform_loc("origin", _origin_loc);
get_uniform_loc("u_vec", _u_vec_loc);
get_uniform_loc("v_vec", _v_vec_loc);
get_uniform_loc("st", _st_loc);
get_uniform_loc("op_remap", _opacity_remap_loc);
get_uniform_loc("timed_lod_hi", _timed_lod_hi);
get_uniform_loc("timed_lod_lo", _timed_lod_lo);
// tone map variables
get_uniform_loc("tone_tex", _tone_tex_loc);
get_uniform_loc("halo_tex", _halo_tex_loc);
get_uniform_loc("dims", _dims_loc);
// XXX - hack for demoing alpha transitions.
// to save instructions in the shader this is normally
// not enabled
if (enable_alpha_transitions)
get_uniform_loc("use_alpha_transitions",_use_alpha_loc);
get_layers_variable_names();
//query the vertex attribute loacations
//part of the patch blending
StripOpCB* s = dynamic_cast<StripOpCB*>(cb());
if (s) {
s->set_opacity_attr_loc(glGetAttribLocation(program(),"opacity_attr"));
s->set_patch(_patch);
}
return true;
}
bool
BlurShader::get_variable_locs()
{
// other variables here as needed...
ImageLineStripCB* cb = dynamic_cast<ImageLineStripCB*>(_cb);
GLint loc = glGetAttribLocation(_program,"local_edge_len");
cb->set_loc(loc);
get_uniform_loc("tone_map", _tone_tex_loc);
get_uniform_loc("x_1", _width_loc);
get_uniform_loc("y_1", _height_loc);
get_uniform_loc("blur_size", _blur_size_loc);
get_uniform_loc("detail_func", _detail_func_loc);
get_uniform_loc("unit_len", _unit_len_loc);
get_uniform_loc("edge_len_scale", _edge_len_scale_loc);
get_uniform_loc("ratio_scale", _ratio_scale_loc);
get_uniform_loc("user_depth", _user_depth_loc);
get_uniform_loc("global_edge_len", _global_edge_len_loc);
get_uniform_loc("P_matrix", _proj_der_loc);
return true;
}
bool
BasecoatShader::get_variable_locs()
{
ToneStripCB* cb = dynamic_cast<ToneStripCB*>(_cb);
GLint normLoc = glGetAttribLocation(_program,"blendNorm");
cb->set_norm_loc(normLoc);
cb->set_blendType(_smoothNormal);
GLint lenLoc = glGetAttribLocation(_program,"local_edge_len");
cb->set_len_loc(lenLoc);
get_uniform_loc("blend_normal", _blend_normal_loc);
get_uniform_loc("unit_len", _unit_len_loc);
get_uniform_loc("edge_len_scale", _edge_len_scale_loc);
get_uniform_loc("ratio_scale", _ratio_scale_loc);
get_uniform_loc("user_depth", _user_depth_loc);
get_uniform_loc("toon_tex", _tex_loc);
get_uniform_loc("tex_2d", _tex_2d_loc);
get_uniform_loc("is_tex_2d", _is_tex_2d_loc);
get_uniform_loc("is_enabled", _is_enabled_loc);
get_uniform_loc("remap_nl", _remap_nl_loc );
get_uniform_loc("remap", _remap_loc );
get_uniform_loc("backlight", _backlight_loc );
get_uniform_loc("e0", _e0_loc );
get_uniform_loc("e1", _e1_loc );
get_uniform_loc("s0", _s0_loc );
get_uniform_loc("s1", _s1_loc );
get_uniform_loc("base_color0", _base_color_loc[0]);
get_uniform_loc("base_color1", _base_color_loc[1]);
get_uniform_loc("color_offset", _color_offset_loc);
get_uniform_loc("color_steepness", _color_steepness_loc);
get_uniform_loc("light_separation", _light_separation_loc);
get_uniform_loc("global_edge_len", _global_edge_len_loc);
get_uniform_loc("P_matrix", _proj_der_loc);
return true;
}
void ShaderProgram::set_uniform(const std::string& name, const int32_t x) {
glUniform1i(get_uniform_loc(name), x);
check_and_log_error(__FILE__, __LINE__);
}
bool ShaderProgram::has_uniform(const std::string& name) {
return get_uniform_loc(name) != -1;
}
bool
GLSLHatching::get_variable_locs()
{
GLSLPaperShader::get_variable_locs();
// tone map variables
get_uniform_loc("tone_map", _tone_tex_loc);
get_uniform_loc("width", _width_loc);
get_uniform_loc("height", _height_loc);
get_uniform_loc("sampler2D_perlin", _perlin_loc);
get_uniform_loc("visible", _visible_loc); //is this layer visible
get_uniform_loc("color", _color_loc);
get_uniform_loc("line_spacing", _line_spacing_loc);
get_uniform_loc("line_width", _line_width_loc);
get_uniform_loc("do_paper", _do_paper_loc);
get_uniform_loc("angle", _angle_loc);
get_uniform_loc("perlin_amp", _perlin_amp_loc);
get_uniform_loc("perlin_freq", _perlin_freq_loc);
get_uniform_loc("min_tone", _min_tone_loc);
get_uniform_loc("highlight", _highlight_loc);
get_uniform_loc("channel", _channel_loc);
return true;
}
