X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Feffects%2Fcolorcurve.cpp;h=9e242d1984007c2c5ea8565f3533630f323f8065;hb=55e3f2d494d939280a4ea48676fd17ca2342b457;hp=8811b065fd3b6f0dddddd86a8e091e08d97bc224;hpb=7aaec9a70b8d7733429bec043f8e33e02956f266;p=libs%2Fgl.git

diff --git a/source/effects/colorcurve.cpp b/source/effects/colorcurve.cpp
index 8811b065..9e242d19 100644
--- a/source/effects/colorcurve.cpp
+++ b/source/effects/colorcurve.cpp
@@ -3,6 +3,7 @@
 #include "colorcurve.h"
 #include "mesh.h"
 #include "renderer.h"
+#include "resources.h"
 #include "shader.h"
 #include "texture2d.h"
 
@@ -11,17 +12,13 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
-ColorCurve::ColorCurve():
-	shprog("colorcurve.glsl"),
-	quad(get_fullscreen_quad()),
-	linear_sampler(get_linear_sampler()),
-	nearest_sampler(get_nearest_sampler())
+ColorCurve::ColorCurve(Resources &resources):
+	shprog(resources.get<Program>("_colorcurve.glsl.shader")),
+	quad(resources.get<Mesh>("_fullscreen_quad.mesh")),
+	linear_sampler(resources.get<Sampler>("_linear_clamp.samp")),
+	nearest_sampler(resources.get<Sampler>("_nearest_clamp.samp"))
 {
-	shdata.uniform("source", 0);
-	shdata.uniform("curve", 1);
-
 	curve.storage(LUMINANCE8, 256, 1);
-	texturing.attach(1, curve, linear_sampler.get());
 
 	set_exposure_adjust(0.0f);
 	set_brightness_response(0.4f);
@@ -37,6 +34,7 @@ void ColorCurve::set_brightness_response(float b)
 {
 	if(b<=0 || b>1)
 		throw invalid_argument("ColorCurve::set_brightness_response");
+	// Calculate an offset value to obtain a derivative of 1 at zero intensity.
 	float t = (b<1 ? pow(b, 1/(1-b)) : 0.0f);
 	shdata.uniform("brightness_response", b, t, pow(t, b));
 }
@@ -71,12 +69,11 @@ void ColorCurve::set_linear()
 
 void ColorCurve::render(Renderer &renderer, const Texture2D &color_buf, const Texture2D &)
 {
-	texturing.attach(0, color_buf, nearest_sampler.get());
-
 	Renderer::Push push(renderer);
 	renderer.set_shader_program(&shprog, &shdata);
-	renderer.set_texturing(&texturing);
-	quad->draw(renderer);
+	renderer.set_texture("source", &color_buf, &nearest_sampler);
+	renderer.set_texture("curve", &curve, &linear_sampler);
+	quad.draw(renderer);
 }
 
 
@@ -87,9 +84,9 @@ ColorCurve::Template::Template():
 	srgb(false)
 { }
 
-ColorCurve *ColorCurve::Template::create(unsigned, unsigned) const
+ColorCurve *ColorCurve::Template::create(Resources &res, unsigned, unsigned) const
 {
-	RefPtr<ColorCurve> colorcurve = new ColorCurve;
+	RefPtr<ColorCurve> colorcurve = new ColorCurve(res);
 	colorcurve->set_exposure_adjust(exposure_adjust);
 	colorcurve->set_brightness_response(brightness_response);
 	if(srgb)