Implement image-based lighting in PbrMaterial

[libs/gl.git] / source / materials / renderpass.cpp

diff --git a/source/materials/renderpass.cpp b/source/materials/renderpass.cpp
index dde1fdb4f9847b39178cc412f8c6cdcde3576a6e..6e33b5d1f7256a638ab754267b0e010057e277ef 100644 (file)
--- a/source/materials/renderpass.cpp
+++ b/source/materials/renderpass.cpp
@@ -23,7 +23,8 @@ RenderPass::RenderPass():
        shdata(0),
        material(0),
        back_faces(false),
-       receive_shadows(false)
+       receive_shadows(false),
+       image_based_lighting(false)
 { }
 
 void RenderPass::set_material_textures()
@@ -33,7 +34,7 @@ void RenderPass::set_material_textures()
                set_texture(*tag, material->get_texture(*tag), material->get_sampler());
 }
 
-void RenderPass::maybe_create_material_shader(DataFile::Collection *coll)
+void RenderPass::maybe_create_material_shader()
 {
        if(shprog && !shprog_from_material)
                return;
@@ -41,14 +42,11 @@ void RenderPass::maybe_create_material_shader(DataFile::Collection *coll)
        map<string, int> extra_spec;
        if(receive_shadows)
                extra_spec["use_shadow_map"] = true;
+       if(image_based_lighting)
+               extra_spec["use_image_based_lighting"] = true;
 
-       if(coll)
-       {
-               shprog = material->create_compatible_shader(*coll, extra_spec);
-               shprog.keep();
-       }
-       else
-               throw invalid_operation("RenderPass::maybe_create_material_shader");
+       shprog = material->create_compatible_shader(extra_spec);
+       shprog.keep();
 
        if(shdata)
                shdata = new ProgramData(*shdata, shprog.get());
@@ -72,11 +70,11 @@ Tag RenderPass::get_slotted_uniform_tag(Tag slot) const
        return i->second;
 }
 
-void RenderPass::set_material(const Material *mat, DataFile::Collection *coll)
+void RenderPass::set_material(const Material *mat)
 {
        material = mat;
        material.keep();
-       maybe_create_material_shader(coll);
+       maybe_create_material_shader();
        set_material_textures();
 }
 
@@ -177,6 +175,7 @@ RenderPass::Loader::Loader(RenderPass &p, Collection &c):
 void RenderPass::Loader::init_actions()
 {
        add("shader",   &Loader::shader);
+       add("image_based_lighting", &RenderPass::image_based_lighting);
        add("material", &Loader::material_inline);
        add("material", &Loader::material);
        add("material_slot", &RenderPass::material_slot);
@@ -196,7 +195,7 @@ void RenderPass::Loader::init_actions()
 void RenderPass::Loader::finish()
 {
        if(obj.material)
-               obj.maybe_create_material_shader(coll);
+               obj.maybe_create_material_shader();
 }
 
 // Temporary compatibility feature