Use C++11 raw literals for shader code to improve readability

In files that have lots of branching, `\t` was replaced with a
tab character instead.

1 files changed, 41 insertions, 35 deletions

diff --git a/scene/gui/color_picker.cpp b/scene/gui/color_picker.cpp
index 842cef3b83..eed6bcdbd2 100644
--- a/scene/gui/color_picker.cpp
+++ b/scene/gui/color_picker.cpp
@@ -97,43 +97,49 @@ Ref<Shader> ColorPicker::circle_shader;
 
 void ColorPicker::init_shaders() {
 	wheel_shader.instantiate();
-	wheel_shader->set_code(
-			"shader_type canvas_item;"
-			"void fragment() {"
-			"	float x = UV.x - 0.5;"
-			"	float y = UV.y - 0.5;"
-			"	float a = atan(y, x);"
-			"	x += 0.001;"
-			"	y += 0.001;"
-			"	float b = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);"
-			"	x -= 0.002;"
-			"	float b2 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);"
-			"	y -= 0.002;"
-			"	float b3 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);"
-			"	x += 0.002;"
-			"	float b4 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);"
-			"	COLOR = vec4(clamp((abs(fract(((a - TAU) / TAU) + vec3(3.0, 2.0, 1.0) / 3.0) * 6.0 - 3.0) - 1.0), 0.0, 1.0), (b + b2 + b3 + b4) / 4.00);"
-			"}");
+	wheel_shader->set_code(R"(
+shader_type canvas_item;
+
+void fragment() {
+	float x = UV.x - 0.5;
+	float y = UV.y - 0.5;
+	float a = atan(y, x);
+	x += 0.001;
+	y += 0.001;
+	float b = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);
+	x -= 0.002;
+	float b2 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);
+	y -= 0.002;
+	float b3 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);
+	x += 0.002;
+	float b4 = float(sqrt(x * x + y * y) < 0.5) * float(sqrt(x * x + y * y) > 0.42);
+
+	COLOR = vec4(clamp((abs(fract(((a - TAU) / TAU) + vec3(3.0, 2.0, 1.0) / 3.0) * 6.0 - 3.0) - 1.0), 0.0, 1.0), (b + b2 + b3 + b4) / 4.00);
+}
+)");
 
 	circle_shader.instantiate();
-	circle_shader->set_code(
-			"shader_type canvas_item;"
-			"uniform float v = 1.0;"
-			"void fragment() {"
-			"	float x = UV.x - 0.5;"
-			"	float y = UV.y - 0.5;"
-			"	float a = atan(y, x);"
-			"	x += 0.001;"
-			"	y += 0.001;"
-			"	float b = float(sqrt(x * x + y * y) < 0.5);"
-			"	x -= 0.002;"
-			"	float b2 = float(sqrt(x * x + y * y) < 0.5);"
-			"	y -= 0.002;"
-			"	float b3 = float(sqrt(x * x + y * y) < 0.5);"
-			"	x += 0.002;"
-			"	float b4 = float(sqrt(x * x + y * y) < 0.5);"
-			"	COLOR = vec4(mix(vec3(1.0), clamp(abs(fract(vec3((a - TAU) / TAU) + vec3(1.0, 2.0 / 3.0, 1.0 / 3.0)) * 6.0 - vec3(3.0)) - vec3(1.0), 0.0, 1.0), ((float(sqrt(x * x + y * y)) * 2.0)) / 1.0) * vec3(v), (b + b2 + b3 + b4) / 4.00);"
-			"}");
+	circle_shader->set_code(R"(
+shader_type canvas_item;
+
+uniform float v = 1.0;
+
+void fragment() {
+	float x = UV.x - 0.5;
+	float y = UV.y - 0.5;
+	float a = atan(y, x);
+	x += 0.001;
+	y += 0.001;
+	float b = float(sqrt(x * x + y * y) < 0.5);
+	x -= 0.002;
+	float b2 = float(sqrt(x * x + y * y) < 0.5);
+	y -= 0.002;
+	float b3 = float(sqrt(x * x + y * y) < 0.5);
+	x += 0.002;
+	float b4 = float(sqrt(x * x + y * y) < 0.5);
+
+	COLOR = vec4(mix(vec3(1.0), clamp(abs(fract(vec3((a - TAU) / TAU) + vec3(1.0, 2.0 / 3.0, 1.0 / 3.0)) * 6.0 - vec3(3.0)) - vec3(1.0), 0.0, 1.0), ((float(sqrt(x * x + y * y)) * 2.0)) / 1.0) * vec3(v), (b + b2 + b3 + b4) / 4.00);
+})");
 }
 
 void ColorPicker::finish_shaders() {