samples: cleanup

samples/core/shaders/default.shader

@@ -4,9 +4,9 @@ render_states = {
 	debug_line = {
 		rgb_write_enable = true
 		alpha_write_enable = true
-		depth_func = "lequal"
-		depth_enable = true
 		depth_write_enable = true
+		depth_enable = true
+		depth_func = "lequal"
 		blend_enable = true
 		blend_src = "src_alpha"
 		blend_dst = "inv_src_alpha"
@@ -17,9 +17,9 @@ render_states = {
 	debug_line_noz = {
 		rgb_write_enable = true
 		alpha_write_enable = true
-		depth_func = "lequal"
-		depth_enable = false
 		depth_write_enable = true
+		depth_enable = false
+		depth_func = "lequal"
 		blend_enable = true
 		blend_src = "src_alpha"
 		blend_dst = "inv_src_alpha"
@@ -30,9 +30,9 @@ render_states = {
 	gui = {
 		rgb_write_enable = true
 		alpha_write_enable = true
-		depth_func = "lequal"
-		depth_enable = false
 		depth_write_enable = false
+		depth_enable = false
+		depth_func = "lequal"
 		blend_enable = true
 		blend_src = "src_alpha"
 		blend_dst = "inv_src_alpha"
@@ -42,21 +42,22 @@ render_states = {
 	sprite = {
 		rgb_write_enable = true
 		alpha_write_enable = true
-		depth_func = "always"
-		depth_enable = true
 		depth_write_enable = true
+		depth_enable = true
+		depth_func = "always"
 		blend_enable = true
 		blend_src = "src_alpha"
 		blend_dst = "inv_src_alpha"
+		blend_equation = "add"
 		cull_mode = "cw"
 	}
 
 	mesh = {
 		rgb_write_enable = true
 		alpha_write_enable = true
-		depth_func = "lequal"
-		depth_enable = true
 		depth_write_enable = true
+		depth_enable = true
+		depth_func = "lequal"
 		blend_enable = false
 		cull_mode = "cw"
 	}