fix shaders to always use floats

git-svn-id: http://svn.net-core.org/repos/t-engine4@866 51575b47-30f0-44d4-a5cc-537603b46e54

game/modules/tome/data/gfx/shaders/dual_hue.frag

@@ -5,7 +5,7 @@ uniform vec4 color2;
 
 void main(void)
 {
-	float fTime0_X = tick / 1000;
+	float fTime0_X = tick / 1000.0;
 	//gl_FragColor = mix(color1, color2, smoothstep(0.3,0.7,mod(fTime0_X/2.0,1.0)));
 	//gl_FragColor = mix(color1, color2, sin(fTime0_X*2.0));
 	gl_FragColor = mix(color1, color2, smoothstep(0.3,0.7,abs(mod(fTime0_X,2.0)-1.0)));

game/modules/tome/data/gfx/shaders/lava.frag

@@ -3,7 +3,7 @@ uniform float tick;
 
 void main(void)
 {
-	float fTime0_X = tick / 4000;
+	float fTime0_X = tick / 4000.0;
 	vec4 color1 = vec4(1,1,1,1);
 	vec4 color2 = vec4(1,0.8,1,1);
 	gl_FragColor = mix(color1, color2, smoothstep(0.3,0.7,abs(mod(fTime0_X,2.0)-1.0)));

game/modules/tome/data/gfx/shaders/quad_hue.frag

@@ -9,7 +9,7 @@ const float PI = 3.14159265;
 
 void main()
 {
-	float fTime0_X = tick / 1000;
+	float fTime0_X = tick / 1000.0;
 	float count = fTime0_X/2.0;
 	vec4 col1;
 	vec4 col2;

game/modules/tome/data/gfx/shaders/unique_glow.frag

@@ -8,7 +8,7 @@ int blursize = 7;
 
 void main(void)
 {
-	float fTime0_1 = tick / 5000;
+	float fTime0_1 = tick / 5000.0;
 	vec2 offset = 1.0/texSize;
 
 	// Center Pixel

game/modules/tome/data/gfx/shaders/water.frag

@@ -7,7 +7,7 @@ uniform vec4 color2;
 
 void main(void)
 {
-	float fTime0_X = tick / 100000;
+	float fTime0_X = tick / 100000.0;
 	vec2 coord = mapCoord+gl_TexCoord[0].xy;
 	float noisy = texture3D(noisevol,vec3(coord,fTime0_X)).r;
 	float noisy2 = texture3D(noisevol,vec3(coord/5.0,fTime0_X)).r;