Use a dummy transmittance lookup texture to render the lookup in Sky

[libs/gl.git] / source / effects / shadowmap.cpp

diff --git a/source/effects/shadowmap.cpp b/source/effects/shadowmap.cpp
index ddb78aeb6ff5a3c07aa59cb07548604089b48e8d..123cae274bb698327c476dfa382f69e0d266487b 100644 (file)
--- a/source/effects/shadowmap.cpp
+++ b/source/effects/shadowmap.cpp
@@ -24,7 +24,7 @@ ShadowMap::ShadowMap(unsigned w, unsigned h, Renderable &c, const Lighting *l):
        fbo.attach(DEPTH_ATTACHMENT, depth_buf, 0);
 
        set_darkness(1.0f);
-       for(unsigned i=0; i<4; ++i)
+       for(unsigned i=0; i<6; ++i)
        {
                string base = format("shadows[%d]", i);
                shdata.uniform(base+".type", 0);
@@ -196,7 +196,7 @@ void ShadowMap::setup_frame(Renderer &renderer)
                {
                        float distance = (sqrt(2.0f/3.0f)-sqrt(3.0f/8.0f))*2.0f;
                        float bias = depth_bias*2.0f/(distance*l.region.width);
-                       shdata.uniform(base+".bias", -1001.0f/999.0f, 1.0f-bias);
+                       shdata.uniform(base+".bias", views[l.view_index].camera.get_projection_matrix()(2, 2), 1.0f-bias);
                }
        }
 
@@ -219,7 +219,7 @@ void ShadowMap::setup_frame(Renderer &renderer)
                        v.camera.set_depth_clip(radius/1000.0f, radius);
                }
 
-               Matrix to_texcoord = Matrix().translate(Vector3(0.5f, 0.5f, 0.5f)).scale(0.5f);
+               Matrix to_texcoord = Matrix().translate(Vector3(0.5f, 0.5f, 0.0f)).scale(Vector3(0.5f, 0.5f, 1.0f));
                shadow_matrices.push_back(to_texcoord*v.camera.get_projection_matrix()*v.camera.get_view_matrix());
        }