Added constant buffers

README.md

@@ -49,13 +49,22 @@ properties {
 	view : float4x4;
 }
 ```
-which will be exposed in the compiled result. In the future `properties` can be renamed to a custom/shorter name like
+which will be exposed in the compiled result. `properties` can be renamed to a custom/shorter name like
 ```
 p :: properties {
 	...
 }
 ```
 
+You can also define constant buffers
+
+```
+camera :: Constant_Buffer {
+	projection : float4x4;
+	view       : float4x4;
+}
+```
+
 ## Jai Usage Example
 
 To compile a shader and use the result, you can do the following in jai
@@ -95,6 +104,9 @@ A `Shader_Variant_Collection` looks as follows
 Shader_Variant_Collection :: struct {
 	properties : Properties;
 
+	max_constant_buffers :: 16;
+	cbuffers : Static_Array(Constant_Buffer, max_constant_buffers);
+
 	variants : [..]Shader_Variant;
 }
 
@@ -114,6 +126,16 @@ Shader_Variant :: struct {
 	}
 }
 
+Constant_Buffer :: struct {
+	register : int;
+
+	name : string;
+
+	fields : Static_Array(Property_Field, 16);
+
+	buffer_index : u32;
+}
+
 Properties :: struct {
 	fields : [..]Property_Field;