Bind ProgramData to a Program upon construction

[libs/gl.git] / source / bloom.cpp

diff --git a/source/bloom.cpp b/source/bloom.cpp
index 1760a6b2940568d95f5d17f9d1cda55fae29dda9..0c2dccec04d3a04bb7fc3aec1adc400213358e41 100644 (file)
--- a/source/bloom.cpp
+++ b/source/bloom.cpp
@@ -1,7 +1,7 @@
 /* $Id$
 
 This file is part of libmspgl
-Copyright © 2009  Mikko Rasa, Mikkosoft Productions
+Copyright © 2009-2011  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
@@ -64,23 +64,26 @@ namespace GL {
 
 Bloom::Bloom(unsigned w, unsigned h):
        blur_shader(blur_vs, blur_fs),
+       blur_shdata_common(blur_shader),
+       blur_shdata_x(blur_shader),
+       blur_shdata_y(blur_shader),
        combine_shader(combine_vs, combine_fs),
+       combine_shdata(combine_shader),
        quad(VERTEX2)
 {
        int loc = blur_shader.get_uniform_location("delta");
-       blur_shdata[0].uniform(loc, 1.0f/w, 0.0f);
-       blur_shdata[1].uniform(loc, 0.0f, 1.0f/h);
+       blur_shdata_x.uniform(loc, 1.0f/w, 0.0f);
+       blur_shdata_y.uniform(loc, 0.0f, 1.0f/h);
 
-       loc = blur_shader.get_uniform_location("source");
+       blur_shdata_common.uniform("source", 0);
        for(unsigned i=0; i<2; ++i)
        {
-               blur_shdata[i].uniform(loc, 0);
                tex[i].set_min_filter(NEAREST);
                tex[i].storage(RGB16F, w, h);
        }
 
-       combine_shdata.uniform(combine_shader.get_uniform_location("source"), 1);
-       combine_shdata.uniform(combine_shader.get_uniform_location("blurred"), 0);
+       combine_shdata.uniform("source", 1);
+       combine_shdata.uniform("blurred", 0);
 
        combine_texturing.attach(0, tex[1]);
 
@@ -102,9 +105,7 @@ void Bloom::set_radius(float r)
                throw InvalidParameterValue("Radius must be positive");
 
        int size = min(static_cast<int>(r*3.0f), 9);
-       int loc = blur_shader.get_uniform_location("size");
-       blur_shdata[0].uniform(loc, size);
-       blur_shdata[1].uniform(loc, size);
+       blur_shdata_common.uniform("size", size);
 
        vector<float> factors(size*2+1);
        float sum = 0.0f;
@@ -113,19 +114,14 @@ void Bloom::set_radius(float r)
                sum += (factors[size+i] = exp(-i*i/r));
 
        for(int i=0; i<=size*2; ++i)
-       {
-               loc = blur_shader.get_uniform_location(format("factors[%d]", i));
-               float f = factors[i]/sum;
-               blur_shdata[0].uniform(loc, f);
-               blur_shdata[1].uniform(loc, f);
-       }
+               blur_shdata_common.uniform(format("factors[%d]", i), factors[i]/sum);
 }
 
 void Bloom::set_strength(float s)
 {
        if(s<0.0f || s>1.0f)
                throw InvalidParameterValue("Strength must be in the range [0.0, 1.0]");
-       combine_shdata.uniform(combine_shader.get_uniform_location("strength"), s);
+       combine_shdata.uniform("strength", s);
 }
 
 void Bloom::render(const Texture2D &src, const Texture2D &)
@@ -135,12 +131,13 @@ void Bloom::render(const Texture2D &src, const Texture2D &)
 
        {
                Bind bind_shader(blur_shader);
+               blur_shdata_common.apply();
                Bind bind_fbo(fbo, true);
                for(unsigned i=0; i<2; ++i)
                {
                        Bind bind_tex(i ? tex[0] : src);
                        fbo.attach(COLOR_ATTACHMENT0, tex[i], 0);
-                       blur_shdata[i].apply();
+                       (i ? blur_shdata_y : blur_shdata_x).apply();
                        quad.draw();
                }
        }