adding cleaning engines, adding image engine

README.md

@@ -84,3 +84,7 @@ int main(void)
     return 0;
 }
 ```
+
+## Documentation
+
+A full documentation on how to use this interpreter will come soon (when I'll stop being lazy).

src/Result.zig

@@ -139,7 +139,9 @@ pub const TypeData = union(Type) {
         access: ?spv.SpvAccessQualifier,
     },
     Sampler: struct {},
-    SampledImage: struct {},
+    SampledImage: struct {
+        image_type: SpvWord,
+    },
     Pointer: struct {
         storage_class: spv.SpvStorageClass,
         target: SpvWord,
@@ -460,7 +462,6 @@ pub fn getMemberCounts(self: *const Self) usize {
                 .Vector2f32, .Vector2i32, .Vector2u32 => return 2,
                 .Matrix => |m| return m.member_count,
                 .Array => |a| return a.member_count,
-                .SampledImage => return 2,
                 .Structure => |s| return s.members_type_word.len,
                 .Function => |f| return f.params.len,
                 else => {},

src/Runtime.zig

@@ -59,6 +59,7 @@ pub const ImageAPI = struct {
     readImageInt4: *const fn (driver_image: *anyopaque, dim: spv.SpvDim, x: i32, y: i32, z: i32) RuntimeError!Vec4(u32),
     writeImageFloat4: *const fn (driver_image: *anyopaque, dim: spv.SpvDim, x: i32, y: i32, z: i32, pixel: Vec4(f32)) RuntimeError!void,
     writeImageInt4: *const fn (driver_image: *anyopaque, dim: spv.SpvDim, x: i32, y: i32, z: i32, pixel: Vec4(u32)) RuntimeError!void,
+    sampleImageFloat4: *const fn (driver_image: *anyopaque, driver_sampler: *anyopaque, dim: spv.SpvDim, x: f32, y: f32, z: f32) RuntimeError!Vec4(f32),
 };
 
 mod: *Module,

src/Value.zig

@@ -113,7 +113,11 @@ pub const Value = union(Type) {
         driver_image: *anyopaque,
     },
     Sampler: struct {},
-    SampledImage: struct {},
+    SampledImage: struct {
+        type_word: SpvWord,
+        driver_image: *anyopaque,
+        driver_sampler: *anyopaque,
+    },
     Pointer: struct {
         ptr: union(enum) {
             common: *Self,
@@ -244,7 +248,13 @@ pub const Value = union(Type) {
                     },
                 },
                 .Sampler => RuntimeError.ToDo,
-                .SampledImage => RuntimeError.ToDo,
+                .SampledImage => .{
+                    .SampledImage = .{
+                        .type_word = target_type,
+                        .driver_image = undefined,
+                        .driver_sampler = undefined,
+                    },
+                },
                 .Pointer => .{
                     .Pointer = .{
                         .ptr = undefined,
@@ -469,6 +479,10 @@ pub const Value = union(Type) {
             },
             .RuntimeArray => |*arr| arr.data = @constCast(input[0..]),
             .Image => |*img| img.driver_image = @ptrFromInt(std.mem.bytesToValue(usize, input[0..])),
+            .SampledImage => |*img| {
+                img.driver_image = @ptrFromInt(std.mem.bytesToValue(usize, input[0..]));
+                img.driver_sampler = @ptrFromInt(std.mem.bytesToValue(usize, input[@sizeOf(usize)..]));
+            },
             else => return RuntimeError.InvalidValueType,
         }
         return 0;