1 files changed, 29 insertions, 0 deletions
diff --git a/engines/sludge/fixScaleSprite.frag b/engines/sludge/fixScaleSprite.frag
new file mode 100644
index 0000000000..ed9f6cfaf8
--- /dev/null
+++ b/engines/sludge/fixScaleSprite.frag
@@ -0,0 +1,29 @@
+uniform sampler2D tex0;
+uniform sampler2D tex1;
+uniform sampler2D tex2;
+uniform bool useLightTexture;
+
+varying vec2 varCoord0;
+varying vec2 varCoord1;
+varying vec2 varCoord2;
+
+varying vec4 color;
+varying vec4 secondaryColor;
+
+void main()
+{
+	vec4 texture = texture2D (tex0, varCoord0);
+	vec4 texture2 = texture2D (tex2, varCoord2);
+	vec3 col;
+	if (useLightTexture) {
+		vec4 texture1 = texture2D (tex1, varCoord1);
+		col = texture1.rgb * texture.rgb;
+	} else {
+		col = color.rgb * texture.rgb;
+	}
+	col += vec3(secondaryColor);
+	vec4 color = vec4 (col, color.a * texture.a);
+	col = mix (texture2.rgb, color.rgb, color.a);
+	gl_FragColor = vec4 (col, max(texture.a, texture2.a));
+}
+