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path: root/drivers/gles2/shaders/resolve.glsl
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[vertex]


layout(location=0) in highp vec4 vertex_attrib;
layout(location=4) in vec2 uv_in;

out vec2 uv_interp;


void main() {

	uv_interp = uv_in;
	gl_Position = vertex_attrib;
}

[fragment]

#if !defined(GLES_OVER_GL)
precision mediump float;
#endif

in vec2 uv_interp;
uniform sampler2D source_specular; //texunit:0
uniform sampler2D source_ssr; //texunit:1

uniform vec2 pixel_size;

in vec2 uv2_interp;

layout(location = 0) out vec4 frag_color;

void main() {

	vec4 specular = texture( source_specular,  uv_interp );

#ifdef USE_SSR

	vec4 ssr = textureLod(source_ssr,uv_interp,0.0);
	specular.rgb = mix(specular.rgb,ssr.rgb*specular.a,ssr.a);
#endif

	frag_color = vec4(specular.rgb,1.0);
}