Init

kaplademo/externals/resources/shaders/bloomV_fs.cpp

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+	uniform sampler2D colorTex;
+	uniform sampler2D blurTex;
+	uniform float sy;
+
+	void main (void)
+	{
+		const float hdrScale = 1.5;
+		const int kernelSize = 10;
+		const float invScale = 1.0 / (hdrScale * float(kernelSize) * 100.0);
+
+		vec3 colorP = texture2D(colorTex, gl_TexCoord[0]).rgb;
+		vec3 bloom = vec3(0.0, 0.0, 0.0);
+
+		for (int y = -kernelSize; y <= kernelSize; y++)
+		{
+			float s = gl_TexCoord[0].s;
+			float t = gl_TexCoord[0].t + y * sy;
+			vec3 color = texture2D(blurTex, vec2(s,t)).rgb;
+			float luminance = dot(color, vec3(0.2125, 0.7154, 0.0721));
+			if (luminance > 1.0)
+			{
+				bloom += color  * ((kernelSize+1) - abs(float(y)));
+			}
+		}
+
+		vec3 hdrColor = invScale * bloom + colorP;
+
+		vec3 toneMappedColor = 2.0 * hdrColor / (hdrColor + vec3(1.0));
+		gl_FragColor = vec4(toneMappedColor, 1.0);
+	}