From 2981bf4b5e66571cdf6e06710131d824632d1021 Mon Sep 17 00:00:00 2001 From: Stijn Buys Date: Thu, 16 Jul 2009 20:06:22 +0000 Subject: adds environment mapping to the renderer --- src/render/draw.cc | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) (limited to 'src/render/draw.cc') diff --git a/src/render/draw.cc b/src/render/draw.cc index 5b3127b..c559353 100644 --- a/src/render/draw.cc +++ b/src/render/draw.cc @@ -544,8 +544,14 @@ void draw_model_fragments(model::Model *model, // default material, lighted and geometry color const model::Material *material = 0; bool use_light = true; // gl::disable(GL_LIGHTING) is set + bool use_env = false; // environment mapping //bool use_color_array = true; // glEnableClientState(GL_COLOR_ARRAY) is set + // TODO this should probably be initialized somewhere else + glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP); + + for (model::Model::Groups::iterator git = model->groups().begin(); git != model->groups().end(); git++) { model::FragmentGroup *group = (*git); @@ -624,12 +630,43 @@ void draw_model_fragments(model::Model *model, use_light = true; } } + + if (material->flags() & model::Material::Environment) { + if (!use_env) { + Textures::bind(core::localplayer()->zone()->sky_texture()); + + // enable env mapping + gl::enable(GL_TEXTURE_2D); + gl::enable(GL_TEXTURE_GEN_S); + gl::enable(GL_TEXTURE_GEN_T); + use_env = true; + } + } else { + if (use_env) { + // disable env mapping + gl::disable(GL_TEXTURE_GEN_S); + gl::disable(GL_TEXTURE_GEN_T); + gl::disable(GL_TEXTURE_2D); + use_env = false; + } + } + } else { // material not found + if (use_light) { + // disable lighting gl::disable(GL_LIGHTING); use_light = false; } + + if (use_env) { + // disable env mapping + gl::disable(GL_TEXTURE_GEN_S); + gl::disable(GL_TEXTURE_GEN_T); + gl::disable(GL_TEXTURE_2D); + use_env = false; + } /* if (!use_color_array) { glEnableClientState(GL_COLOR_ARRAY); use_color_array = true; @@ -650,6 +687,15 @@ void draw_model_fragments(model::Model *model, gl::enable(GL_LIGHTING); } + if (use_env) { + // disable env mapping + gl::disable(GL_TEXTURE_2D); + gl::disable(GL_TEXTURE_GEN_S); + gl::disable(GL_TEXTURE_GEN_T); + + use_env = false; + } + /* if (!use_color_array) { glEnableClientState(GL_COLOR_ARRAY); }*/ -- cgit v1.2.3