Overtly flag up uvec -> vec conversions.

Outputs/OpenGL/Shaders/CompositionShader.cpp

@@ -173,14 +173,14 @@ vec2 boxed(vec2 val) {
 
 	vec4 sample_composite() {
 		return vec4(
-			clamp(texture(source, coordinate).r, 0.0, 1.0),
+			clamp(float(texture(source, coordinate).r), 0.0, 1.0),
 			boxed(quadrature()),
 			compositeAmplitude
 		);
 	}
 
 	vec3 sample_rgb() {
-		return clamp(texture(source, coordinate).rrr, vec3(0.0), vec3(1.0));
+		return clamp(vec3(texture(source, coordinate).rrr), vec3(0.0), vec3(1.0));
 	}
 
 #endif
@@ -191,14 +191,14 @@ vec2 boxed(vec2 val) {
 
 	vec4 sample_composite() {
 		return vec4(
-			texture(source, coordinate).r / 255.0,
+			float(texture(source, coordinate).r) / 255.0,
 			boxed(quadrature()),
 			compositeAmplitude
 		);
 	}
 
 	vec3 sample_rgb() {
-		return texture(source, coordinate).rrr / 255.0;
+		return vec3(texture(source, coordinate).rrr) / 255.0;
 	}
 
 #endif
@@ -208,7 +208,7 @@ vec2 boxed(vec2 val) {
 #ifdef INPUT_PHASE_LINKED_LUMINANCE8
 
 	vec4 sample_composite() {
-		vec4 source = texture(source, coordinate) / 255.0;
+		vec4 source = vec4(texture(source, coordinate)) / 255.0;
 		int offset = int(floor(unitPhase * 4.0)) & 3;
 		return vec4(
 			source[offset],
@@ -227,7 +227,7 @@ vec2 boxed(vec2 val) {
 	#define SYNTHESISE_FROM_RAW_SVIDEO
 
 	vec2 sample_svideo_raw() {
-		vec2 source = texture(source, coordinate).rg / 255.0;
+		vec2 source = vec2(texture(source, coordinate).rg) / 255.0;
 		float phaseOffset = source.g * 3.141592654 * 4.0;
 		float chroma = step(source.g, 0.75) * cos(phaseOffset + phase);
 
@@ -297,7 +297,7 @@ vec2 boxed(vec2 val) {
 	#define SYNTHESISE_COMPOSITE
 
 	vec3 sample_rgb() {
-		return texture(source, coordinate).rgb / 255.0;
+		return vec3(texture(source, coordinate).rgb) / 255.0;
 	}
 
 #endif