diff --git a/game/resources/postprocess.json b/game/resources/postprocess.json
index d08262e..69629e7 100644
--- a/game/resources/postprocess.json
+++ b/game/resources/postprocess.json
@@ -4,5 +4,8 @@
  "saturation": 1.202777,
  "gamma": 1.019477,
  "tonemap": 1,
- "ssao": 2.603531
+ "ssao": 1.276337,
+ "dilate_separation": 31.199354,
+ "dilate_size": 7,
+ "dof_blur_size": 3
 }
\ No newline at end of file
diff --git a/src/rendering/backend_sokol.jai b/src/rendering/backend_sokol.jai
index 7bbf273..2eb2fab 100644
--- a/src/rendering/backend_sokol.jai
+++ b/src/rendering/backend_sokol.jai
@@ -8,7 +8,7 @@ current_trile_offset_index : s32 = 0;
 current_world_config : *World_Config = null;
 in_shadowmap_pass    : bool = false;
 in_reflection_pass   : bool = false;
-in_gbuffer_pass     : bool = false;
+in_gbuffer_pass      : bool = false;
 shadow_mvp           : Matrix4;
 
 backend_handle_command :: (cmd: *Render_Command) {
@@ -123,9 +123,8 @@ backend_draw_trile_positions_gbuffer :: (trile : string, amount : s32, worldConf
     bindings : sg_bindings;
     bindings.vertex_buffers[0]         = trilegfx.vertex_buffer;
     bindings.vertex_buffers[1]         = trilegfx.normal_buffer;
-    bindings.vertex_buffers[2]         = trilegfx.centre_buffer;
-    bindings.vertex_buffers[3]         = gPipelines.trile.bind.vertex_buffers[3];
-    bindings.vertex_buffer_offsets[3]  = offset;
+    bindings.vertex_buffers[2]         = gPipelines.trile.bind.vertex_buffers[3];
+    bindings.vertex_buffer_offsets[2]  = offset;
     bindings.samplers[0]               = gPipelines.trile.bind.samplers[0];
     bindings.images[0]                 = trilegfx.trixel_colors;
 
@@ -271,9 +270,15 @@ backend_process_command_buckets :: () {
     sg_draw(0, 6, 1);    
     sg_end_pass();
 
+    
+
     sg_begin_pass(*(sg_pass.{ action = state.pass_action_clear, attachments = g_ssao_attachments }));
     sg_apply_pipeline(gPipelines.op.pipeline);
+    op_uniform : Op_Fs_Params;
+    op_uniform.blur_size = 1;
+    op_uniform.op = 0;
     gPipelines.op.bind.images[0] = g_postprocess_a;
+    sg_apply_uniforms(UB_op_fs_params, *(sg_range.{ ptr = *op_uniform, size = size_of(type_of(op_uniform)) }));
     sg_apply_bindings(*gPipelines.op.bind);
     sg_draw(0, 6, 1);    
     sg_end_pass();
@@ -286,13 +291,14 @@ backend_process_command_buckets :: () {
 	sg_end_pass();
     current_trile_offset_index = 0; // This is not optimal, but it is nice and simple.
 
+    dof_process();
    
     // Begin drawing to swapchain
     sg_begin_pass(*(sg_pass.{ action = state.pass_action_clear, swapchain = cast,force(sg_swapchain) sglue_swapchain() }));
     
     // Draw the render texture and do post processing:
     sg_apply_pipeline(gPipelines.postprocess.pipeline);
-    gPipelines.postprocess.bind.images[0] = g_rendertex;
+    gPipelines.postprocess.bind.images[0] = g_postprocess_a;
     sg_apply_bindings(*gPipelines.postprocess.bind);
     post_process_config_uniform : Post_Process_Config;
     fill_uniform_with_engine_data(*post_process_config_uniform , *current_post_process);
diff --git a/src/rendering/backend_sokol_helpers.jai b/src/rendering/backend_sokol_helpers.jai
new file mode 100644
index 0000000..82cd5e8
--- /dev/null
+++ b/src/rendering/backend_sokol_helpers.jai
@@ -0,0 +1,37 @@
+dof_process :: () {
+    sg_begin_pass(*(sg_pass.{ action = state.pass_action_clear, attachments = g_postprocess_attach_a }));
+    sg_apply_pipeline(gPipelines.op.pipeline);
+    op_uniform_dilate : Op_Fs_Params;
+    op_uniform_dilate.blur_size = current_post_process.dof_blur_size;
+    op_uniform_dilate.op=2;
+    gPipelines.op.bind.images[0] = g_rendertex;
+    sg_apply_uniforms(UB_op_fs_params, *(sg_range.{ ptr = *op_uniform_dilate, size = size_of(type_of(op_uniform_dilate)) }));
+    sg_apply_bindings(*gPipelines.op.bind);
+    sg_draw(0, 6, 1);    
+    sg_end_pass();
+
+    sg_begin_pass(*(sg_pass.{ action = state.pass_action_clear, attachments = g_postprocess_attach_b }));
+    sg_apply_pipeline(gPipelines.op.pipeline);
+    op_uniform_dof_blur : Op_Fs_Params;
+    op_uniform_dof_blur.blur_size = current_post_process.dilate_size;
+    op_uniform_dof_blur.separation = current_post_process.dilate_separation;
+    op_uniform_dof_blur.op=1;
+    gPipelines.op.bind.images[0] = g_postprocess_a;
+    sg_apply_uniforms(UB_op_fs_params, *(sg_range.{ ptr = *op_uniform_dof_blur, size = size_of(type_of(op_uniform_dof_blur)) }));
+    sg_apply_bindings(*gPipelines.op.bind);
+    sg_draw(0, 6, 1);    
+    sg_end_pass();
+
+    sg_begin_pass(*(sg_pass.{ action = state.pass_action_clear, attachments = g_postprocess_attach_a }));
+    sg_apply_pipeline(gPipelines.mix.pipeline);
+    mix_uniform : Mix_Fs_Params;
+    mix_uniform.op = 0;
+    gPipelines.mix.bind.images[0] = g_postprocess_b;
+    gPipelines.mix.bind.images[1] = g_rendertex;
+    gPipelines.mix.bind.images[2] = g_gbuf_position;
+    sg_apply_uniforms(UB_op_fs_params, *(sg_range.{ ptr = *mix_uniform, size = size_of(type_of(mix_uniform)) }));
+    sg_apply_bindings(*gPipelines.mix.bind);
+    sg_draw(0, 6, 1);    
+    sg_end_pass();
+}
+
diff --git a/src/rendering/pipelines.jai b/src/rendering/pipelines.jai
index 4093287..0e3f48d 100644
--- a/src/rendering/pipelines.jai
+++ b/src/rendering/pipelines.jai
@@ -61,6 +61,8 @@ gPipelines : struct {
     postprocess : Pipeline_Binding;
 
     op : Pipeline_Binding;
+    
+    mix : Pipeline_Binding;
 
     // Renders the SSAO texture using things from the gbuffer pass.
     ssao: Pipeline_Binding;
@@ -136,6 +138,7 @@ create_pipelines :: () {
     create_postprocess_pipeline();
     create_ssao_pipeline();
     create_op_pipeline();
+    create_mix_pipeline();
     
     create_shadowmap_image();
     create_final_image();
@@ -313,10 +316,9 @@ create_gbuffer_pipeline :: () {
 
     instance_buffer := sg_buffer_desc.{ usage = .STREAM, size = 16 * 4096 * 4 * 4};
 
-    pipeline.layout.attrs[ATTR_trile_position] = .{ format = .FLOAT3, buffer_index = 0 };
-    pipeline.layout.attrs[ATTR_trile_normal]   = .{ format = .FLOAT3, buffer_index = 1 };
-    pipeline.layout.attrs[ATTR_trile_centre]   = .{ format = .FLOAT3, buffer_index = 2 };
-    pipeline.layout.attrs[ATTR_trile_instance] = .{ format = .FLOAT4, buffer_index = 3 };
+    pipeline.layout.attrs[ATTR_gbuffer_position] = .{ format = .FLOAT3, buffer_index = 0 };
+    pipeline.layout.attrs[ATTR_gbuffer_normal]   = .{ format = .FLOAT3, buffer_index = 1 };
+    pipeline.layout.attrs[ATTR_gbuffer_instance] = .{ format = .FLOAT4, buffer_index = 2 };
     pipeline.depth = .{
             write_enabled = true,
             compare = .LESS_EQUAL,
@@ -689,6 +691,7 @@ create_postprocess_pipeline :: () {
 
 }
 
+// Takes in a texture, manipulates it and outputs it.
 create_op_pipeline :: () {
     platconf := get_plat_conf();
     pipeline: sg_pipeline_desc;
@@ -749,6 +752,67 @@ create_op_pipeline :: () {
 
 }
 
+// Takes in 2-3 textures, and mixes them.
+create_mix_pipeline :: () {
+    platconf := get_plat_conf();
+    pipeline: sg_pipeline_desc;
+    shader_desc := mix_shader_desc(sg_query_backend());
+    pipeline.shader = sg_make_shader(*shader_desc);
+
+    pipeline.layout.attrs[ATTR_mix_position] = .{ format = .FLOAT2 };
+    pipeline.layout.attrs[ATTR_mix_uv]       = .{ format = .FLOAT2 };
+    pipeline.index_type = .UINT16;
+
+    color_state := sg_color_target_state.{
+        blend = .{
+            enabled = true,
+            src_factor_rgb = .SRC_ALPHA,
+            dst_factor_rgb = .ONE_MINUS_SRC_ALPHA
+        }
+    };
+    pipeline.depth = .{
+            write_enabled = true,
+            compare = .LESS_EQUAL,
+            pixel_format = .DEPTH
+    };
+
+    pipeline.color_count = 1;
+    pipeline.colors[0] = color_state;
+
+    gPipelines.mix.pipeline = sg_make_pipeline(*pipeline);
+
+    quad_vertices : [16]float = .[
+        -1.0,  1.0, 0.0, flip_if_plat(1.0), // top-let
+        -1.0, -1.0, 0.0, flip_if_plat(0.0), // bottom-let
+         1.0, -1.0, 1.0, flip_if_plat(0.0), // bottom-right
+         1.0,  1.0, 1.0, flip_if_plat(1.0), // top-right
+    ];
+    quad_indices  : [6]u16 = .[
+        0, 1, 2, 0, 2, 3
+    ];
+
+    vbuffer := sg_buffer_desc.{ size = size_of(float) * 16, data = .{
+        ptr = quad_vertices.data,
+        size = 16 * 4
+    }};
+    ibuffer := sg_buffer_desc.{ size = size_of(u16) * 6, data = .{
+        ptr = quad_indices.data,
+        size = 6 * 2
+    },
+    type = .INDEXBUFFER,
+    };
+
+    gPipelines.mix.bind.vertex_buffers[0] = sg_make_buffer(*vbuffer);
+    gPipelines.mix.bind.index_buffer = sg_make_buffer(*ibuffer);
+    gPipelines.mix.bind.samplers[0] = sg_make_sampler(*(sg_sampler_desc.{
+        wrap_u = .CLAMP_TO_EDGE,
+        wrap_v = .CLAMP_TO_EDGE,
+        min_filter = .NEAREST,
+        mag_filter = .NEAREST,
+    }));
+
+}
+
 create_ssao_images :: () {
     if g_ssaobuf.id != INVALID_ID then sg_destroy_image(g_ssaobuf);
     if g_ssaobuf_depth.id != INVALID_ID then sg_destroy_image(g_ssaobuf_depth);
diff --git a/src/rendering/post_processing.jai b/src/rendering/post_processing.jai
index 7d668f9..ab0df78 100644
--- a/src/rendering/post_processing.jai
+++ b/src/rendering/post_processing.jai
@@ -1,10 +1,13 @@
 Post_Process :: struct {
-    exposure   : float = 0.0; @Slider,-1,1,0.1;
-    contrast   : float = 1.0; @Slider,0.1,4.0,0.1;
-    saturation : float = 1.0; @Slider,0.0,2.0,0.1;
-    gamma      : float = 1.0; @Slider,0.3,3.0,0.1;
-    tonemap    : float = 1.0; @Slider,0,1,1;
-    ssao       : float = 1.0; @Slider,0,5,0.1;
+    exposure          : float = 0.0; @Slider,-1,1,0.1;
+    contrast          : float = 1.0; @Slider,0.1,4.0,0.1;
+    saturation        : float = 1.0; @Slider,0.0,2.0,0.1;
+    gamma             : float = 1.0; @Slider,0.3,3.0,0.1;
+    tonemap           : float = 1.0; @Slider,0,1,1;
+    ssao              : float = 1.0; @Slider,0,5,0.1;
+    dilate_separation : float = 1.0; @Slider,0,100,0.1;
+    dilate_size       : s32   = 2; @Slider,0,10,1;
+    dof_blur_size     : s32   = 2; @Slider,0,10,1;
 }
 
 current_post_process : Post_Process;
diff --git a/src/rendering/rendering.jai b/src/rendering/rendering.jai
index c0bf432..509b938 100644
--- a/src/rendering/rendering.jai
+++ b/src/rendering/rendering.jai
@@ -17,6 +17,7 @@
 #load "helpers.jai";
 #load "pipelines.jai";
 #load "post_processing.jai";
+#load "backend_sokol_helpers.jai";
 
 #scope_file
 
diff --git a/src/shaders/jai/shader_mix.jai b/src/shaders/jai/shader_mix.jai
new file mode 100644
index 0000000..fea8e1f
--- /dev/null
+++ b/src/shaders/jai/shader_mix.jai
@@ -0,0 +1,409 @@
+/*
+    #version:1# (machine generated, don't edit!)
+
+    Generated by sokol-shdc (https://github.com/floooh/sokol-tools)
+
+    Cmdline:
+        sokol-shdc -i shader_mix.glsl -o ./jai/shader_mix.jai -l glsl430:glsl300es:metal_macos -f sokol_jai
+
+    Overview:
+    =========
+    Shader program: 'mix':
+        Get shader desc: mix_shader_desc(sg_query_backend())
+        Vertex Shader: vs_mix
+        Fragment Shader: fs_mix
+        Attributes:
+            ATTR_mix_position => 0
+            ATTR_mix_uv => 1
+    Bindings:
+        Uniform block 'mix_fs_params':
+            Jai struct: Mix_Fs_Params
+            Bind slot: UB_mix_fs_params => 1
+        Image 'mixtex_c':
+            Image type: ._2D
+            Sample type: .FLOAT
+            Multisampled: false
+            Bind slot: IMG_mixtex_c => 2
+        Sampler 'mixsmp':
+            Type: .FILTERING
+            Bind slot: SMP_mixsmp => 0
+*/
+ATTR_mix_position :: 0;
+ATTR_mix_uv :: 1;
+UB_mix_fs_params :: 1;
+IMG_mixtex_c :: 2;
+SMP_mixsmp :: 0;
+Mix_Fs_Params :: struct {
+    op: s32;
+    _: [12]u8;
+};
+/*
+    #version 430
+
+    layout(location = 0) in vec2 position;
+    layout(location = 0) out vec2 texcoord;
+    layout(location = 1) in vec2 uv;
+
+    void main()
+    {
+        gl_Position = vec4(position, 0.5, 1.0);
+        texcoord = uv;
+    }
+
+*/
+vs_mix_source_glsl430 := u8.[
+    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x33,0x30,0x0a,0x0a,0x6c,0x61,
+    0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,
+    0x30,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x32,0x20,0x70,0x6f,0x73,0x69,0x74,
+    0x69,0x6f,0x6e,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,
+    0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x30,0x29,0x20,0x6f,0x75,0x74,0x20,0x76,0x65,
+    0x63,0x32,0x20,0x74,0x65,0x78,0x63,0x6f,0x6f,0x72,0x64,0x3b,0x0a,0x6c,0x61,0x79,
+    0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x31,
+    0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x32,0x20,0x75,0x76,0x3b,0x0a,0x0a,0x76,
+    0x6f,0x69,0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,
+    0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x76,
+    0x65,0x63,0x34,0x28,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x2c,0x20,0x30,0x2e,
+    0x35,0x2c,0x20,0x31,0x2e,0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x74,0x65,0x78,
+    0x63,0x6f,0x6f,0x72,0x64,0x20,0x3d,0x20,0x75,0x76,0x3b,0x0a,0x7d,0x0a,0x0a,0x00,
+
+];
+/*
+    #version 430
+
+    uniform ivec4 mix_fs_params[1];
+    layout(binding = 16) uniform sampler2D mixtex_c_mixsmp;
+
+    layout(location = 0) in vec2 texcoord;
+    layout(location = 0) out vec4 frag_color;
+
+    void main()
+    {
+        if (mix_fs_params[0].x == 0)
+        {
+            frag_color = vec4(texture(mixtex_c_mixsmp, texcoord).xyz, 1.0);
+        }
+        else
+        {
+            frag_color = vec4(1.0);
+        }
+    }
+
+*/
+fs_mix_source_glsl430 := u8.[
+    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x33,0x30,0x0a,0x0a,0x75,0x6e,
+    0x69,0x66,0x6f,0x72,0x6d,0x20,0x69,0x76,0x65,0x63,0x34,0x20,0x6d,0x69,0x78,0x5f,
+    0x66,0x73,0x5f,0x70,0x61,0x72,0x61,0x6d,0x73,0x5b,0x31,0x5d,0x3b,0x0a,0x6c,0x61,
+    0x79,0x6f,0x75,0x74,0x28,0x62,0x69,0x6e,0x64,0x69,0x6e,0x67,0x20,0x3d,0x20,0x31,
+    0x36,0x29,0x20,0x75,0x6e,0x69,0x66,0x6f,0x72,0x6d,0x20,0x73,0x61,0x6d,0x70,0x6c,
+    0x65,0x72,0x32,0x44,0x20,0x6d,0x69,0x78,0x74,0x65,0x78,0x5f,0x63,0x5f,0x6d,0x69,
+    0x78,0x73,0x6d,0x70,0x3b,0x0a,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,
+    0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x30,0x29,0x20,0x69,0x6e,0x20,0x76,
+    0x65,0x63,0x32,0x20,0x74,0x65,0x78,0x63,0x6f,0x6f,0x72,0x64,0x3b,0x0a,0x6c,0x61,
+    0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,
+    0x30,0x29,0x20,0x6f,0x75,0x74,0x20,0x76,0x65,0x63,0x34,0x20,0x66,0x72,0x61,0x67,
+    0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x0a,0x76,0x6f,0x69,0x64,0x20,0x6d,0x61,
+    0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x69,0x66,0x20,0x28,0x6d,
+    0x69,0x78,0x5f,0x66,0x73,0x5f,0x70,0x61,0x72,0x61,0x6d,0x73,0x5b,0x30,0x5d,0x2e,
+    0x78,0x20,0x3d,0x3d,0x20,0x30,0x29,0x0a,0x20,0x20,0x20,0x20,0x7b,0x0a,0x20,0x20,
+    0x20,0x20,0x20,0x20,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,
+    0x20,0x3d,0x20,0x76,0x65,0x63,0x34,0x28,0x74,0x65,0x78,0x74,0x75,0x72,0x65,0x28,
+    0x6d,0x69,0x78,0x74,0x65,0x78,0x5f,0x63,0x5f,0x6d,0x69,0x78,0x73,0x6d,0x70,0x2c,
+    0x20,0x74,0x65,0x78,0x63,0x6f,0x6f,0x72,0x64,0x29,0x2e,0x78,0x79,0x7a,0x2c,0x20,
+    0x31,0x2e,0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x7d,0x0a,0x20,0x20,0x20,0x20,
+    0x65,0x6c,0x73,0x65,0x0a,0x20,0x20,0x20,0x20,0x7b,0x0a,0x20,0x20,0x20,0x20,0x20,
+    0x20,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,
+    0x76,0x65,0x63,0x34,0x28,0x31,0x2e,0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x7d,
+    0x0a,0x7d,0x0a,0x0a,0x00,
+];
+/*
+    #version 300 es
+
+    layout(location = 0) in vec2 position;
+    out vec2 texcoord;
+    layout(location = 1) in vec2 uv;
+
+    void main()
+    {
+        gl_Position = vec4(position, 0.5, 1.0);
+        texcoord = uv;
+    }
+
+*/
+vs_mix_source_glsl300es := u8.[
+    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a,
+    0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,
+    0x20,0x3d,0x20,0x30,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x32,0x20,0x70,0x6f,
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+    0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x67,
+    0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x76,0x65,0x63,
+    0x34,0x28,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x2c,0x20,0x30,0x2e,0x35,0x2c,
+    0x20,0x31,0x2e,0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x74,0x65,0x78,0x63,0x6f,
+    0x6f,0x72,0x64,0x20,0x3d,0x20,0x75,0x76,0x3b,0x0a,0x7d,0x0a,0x0a,0x00,
+];
+/*
+    #version 300 es
+    precision mediump float;
+    precision highp int;
+
+    uniform ivec4 mix_fs_params[1];
+    uniform highp sampler2D mixtex_c_mixsmp;
+
+    in highp vec2 texcoord;
+    layout(location = 0) out highp vec4 frag_color;
+
+    void main()
+    {
+        if (mix_fs_params[0].x == 0)
+        {
+            frag_color = vec4(texture(mixtex_c_mixsmp, texcoord).xyz, 1.0);
+        }
+        else
+        {
+            frag_color = vec4(1.0);
+        }
+    }
+
+*/
+fs_mix_source_glsl300es := u8.[
+    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a,
+    0x70,0x72,0x65,0x63,0x69,0x73,0x69,0x6f,0x6e,0x20,0x6d,0x65,0x64,0x69,0x75,0x6d,
+    0x70,0x20,0x66,0x6c,0x6f,0x61,0x74,0x3b,0x0a,0x70,0x72,0x65,0x63,0x69,0x73,0x69,
+    0x6f,0x6e,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x69,0x6e,0x74,0x3b,0x0a,0x0a,0x75,
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+    0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x76,0x65,0x63,0x34,0x28,0x31,0x2e,
+    0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x7d,0x0a,0x7d,0x0a,0x0a,0x00,
+];
+/*
+    #include <metal_stdlib>
+    #include <simd/simd.h>
+
+    using namespace metal;
+
+    struct main0_out
+    {
+        float2 texcoord [[user(locn0)]];
+        float4 gl_Position [[position]];
+    };
+
+    struct main0_in
+    {
+        float2 position [[attribute(0)]];
+        float2 uv [[attribute(1)]];
+    };
+
+    vertex main0_out main0(main0_in in [[stage_in]])
+    {
+        main0_out out = {};
+        out.gl_Position = float4(in.position, 0.5, 1.0);
+        out.texcoord = in.uv;
+        return out;
+    }
+
+*/
+vs_mix_source_metal_macos := u8.[
+    0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f,
+    0x73,0x74,0x64,0x6c,0x69,0x62,0x3e,0x0a,0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,
+    0x20,0x3c,0x73,0x69,0x6d,0x64,0x2f,0x73,0x69,0x6d,0x64,0x2e,0x68,0x3e,0x0a,0x0a,
+    0x75,0x73,0x69,0x6e,0x67,0x20,0x6e,0x61,0x6d,0x65,0x73,0x70,0x61,0x63,0x65,0x20,
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+    0x6c,0x6f,0x61,0x74,0x32,0x20,0x74,0x65,0x78,0x63,0x6f,0x6f,0x72,0x64,0x20,0x5b,
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+    0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x20,0x6f,0x75,0x74,0x3b,0x0a,0x7d,
+    0x0a,0x0a,0x00,
+];
+/*
+    #include <metal_stdlib>
+    #include <simd/simd.h>
+
+    using namespace metal;
+
+    struct mix_fs_params
+    {
+        int op;
+    };
+
+    struct main0_out
+    {
+        float4 frag_color [[color(0)]];
+    };
+
+    struct main0_in
+    {
+        float2 texcoord [[user(locn0)]];
+    };
+
+    fragment main0_out main0(main0_in in [[stage_in]], constant mix_fs_params& _9 [[buffer(0)]], texture2d<float> mixtex_c [[texture(0)]], sampler mixsmp [[sampler(0)]])
+    {
+        main0_out out = {};
+        if (_9.op == 0)
+        {
+            out.frag_color = float4(mixtex_c.sample(mixsmp, in.texcoord).xyz, 1.0);
+        }
+        else
+        {
+            out.frag_color = float4(1.0);
+        }
+        return out;
+    }
+
+*/
+fs_mix_source_metal_macos := u8.[
+    0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f,
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+    0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x66,0x6c,0x6f,
+    0x61,0x74,0x34,0x28,0x31,0x2e,0x30,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x7d,0x0a,
+    0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x20,0x6f,0x75,0x74,0x3b,0x0a,
+    0x7d,0x0a,0x0a,0x00,
+];
+mix_shader_desc :: (backend: sg_backend) -> sg_shader_desc {
+    desc: sg_shader_desc;
+    desc.label = "mix_shader";
+    if backend == {
+    case .GLCORE;
+        desc.vertex_func.source = xx *vs_mix_source_glsl430;
+        desc.vertex_func.entry = "main";
+        desc.fragment_func.source = xx *fs_mix_source_glsl430;
+        desc.fragment_func.entry = "main";
+        desc.attrs[0].base_type = .FLOAT;
+        desc.attrs[0].glsl_name = "position";
+        desc.attrs[1].base_type = .FLOAT;
+        desc.attrs[1].glsl_name = "uv";
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].glsl_uniforms[0].type = .INT4;
+        desc.uniform_blocks[1].glsl_uniforms[0].array_count = 1;
+        desc.uniform_blocks[1].glsl_uniforms[0].glsl_name = "mix_fs_params";
+        desc.images[2].stage = .FRAGMENT;
+        desc.images[2].multisampled = false;
+        desc.images[2].image_type = ._2D;
+        desc.images[2].sample_type = .FLOAT;
+        desc.samplers[0].stage = .FRAGMENT;
+        desc.samplers[0].sampler_type = .FILTERING;
+        desc.image_sampler_pairs[0].stage = .FRAGMENT;
+        desc.image_sampler_pairs[0].image_slot = 2;
+        desc.image_sampler_pairs[0].sampler_slot = 0;
+        desc.image_sampler_pairs[0].glsl_name = "mixtex_c_mixsmp";
+    case .GLES3;
+        desc.vertex_func.source = xx *vs_mix_source_glsl300es;
+        desc.vertex_func.entry = "main";
+        desc.fragment_func.source = xx *fs_mix_source_glsl300es;
+        desc.fragment_func.entry = "main";
+        desc.attrs[0].base_type = .FLOAT;
+        desc.attrs[0].glsl_name = "position";
+        desc.attrs[1].base_type = .FLOAT;
+        desc.attrs[1].glsl_name = "uv";
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].glsl_uniforms[0].type = .INT4;
+        desc.uniform_blocks[1].glsl_uniforms[0].array_count = 1;
+        desc.uniform_blocks[1].glsl_uniforms[0].glsl_name = "mix_fs_params";
+        desc.images[2].stage = .FRAGMENT;
+        desc.images[2].multisampled = false;
+        desc.images[2].image_type = ._2D;
+        desc.images[2].sample_type = .FLOAT;
+        desc.samplers[0].stage = .FRAGMENT;
+        desc.samplers[0].sampler_type = .FILTERING;
+        desc.image_sampler_pairs[0].stage = .FRAGMENT;
+        desc.image_sampler_pairs[0].image_slot = 2;
+        desc.image_sampler_pairs[0].sampler_slot = 0;
+        desc.image_sampler_pairs[0].glsl_name = "mixtex_c_mixsmp";
+    case .METAL_MACOS;
+        desc.vertex_func.source = xx *vs_mix_source_metal_macos;
+        desc.vertex_func.entry = "main0";
+        desc.fragment_func.source = xx *fs_mix_source_metal_macos;
+        desc.fragment_func.entry = "main0";
+        desc.attrs[0].base_type = .FLOAT;
+        desc.attrs[1].base_type = .FLOAT;
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].msl_buffer_n = 0;
+        desc.images[2].stage = .FRAGMENT;
+        desc.images[2].multisampled = false;
+        desc.images[2].image_type = ._2D;
+        desc.images[2].sample_type = .FLOAT;
+        desc.images[2].msl_texture_n = 0;
+        desc.samplers[0].stage = .FRAGMENT;
+        desc.samplers[0].sampler_type = .FILTERING;
+        desc.samplers[0].msl_sampler_n = 0;
+        desc.image_sampler_pairs[0].stage = .FRAGMENT;
+        desc.image_sampler_pairs[0].image_slot = 2;
+        desc.image_sampler_pairs[0].sampler_slot = 0;
+    }
+    return desc;
+}
diff --git a/src/shaders/jai/shader_op.jai b/src/shaders/jai/shader_op.jai
index 160c782..6fe6f52 100644
--- a/src/shaders/jai/shader_op.jai
+++ b/src/shaders/jai/shader_op.jai
@@ -16,6 +16,9 @@
             ATTR_op_position => 0
             ATTR_op_uv => 1
     Bindings:
+        Uniform block 'op_fs_params':
+            Jai struct: Op_Fs_Params
+            Bind slot: UB_op_fs_params => 1
         Image 'optex':
             Image type: ._2D
             Sample type: .FLOAT
@@ -27,8 +30,15 @@
 */
 ATTR_op_position :: 0;
 ATTR_op_uv :: 1;
+UB_op_fs_params :: 1;
 IMG_optex :: 0;
 SMP_opsmp :: 0;
+Op_Fs_Params :: struct {
+    blur_size: s32;
+    op: s32;
+    separation: float;
+    _: [4]u8;
+};
 /*
     #version 430
 
@@ -62,6 +72,15 @@ vs_op_source_glsl430 := u8.[
 /*
     #version 430
 
+    struct op_fs_params
+    {
+        int blur_size;
+        int op;
+        float separation;
+    };
+
+    uniform op_fs_params _10;
+
     layout(binding = 16) uniform sampler2D optex_opsmp;
 
     layout(location = 0) in vec2 texcoord;
@@ -69,54 +88,253 @@ vs_op_source_glsl430 := u8.[
 
     void main()
     {
-        vec2 _28 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
-        float result = 0.0;
-        for (int x = -2; x < 2; x++)
+        if (_10.op == 2)
         {
-            for (int y = -2; y < 2; y++)
+            vec2 _40 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
+            vec3 result = vec3(0.0);
+            int _50 = -_10.blur_size;
+            for (int x = _50; x < _10.blur_size; x++)
             {
-                result += texture(optex_opsmp, texcoord + (vec2(float(x), float(y)) * _28)).x;
+                for (int y = _50; y < _10.blur_size; y++)
+                {
+                    result += texture(optex_opsmp, texcoord + (vec2(float(x), float(y)) * _40)).xyz;
+                }
+            }
+            frag_color = vec4(result / vec3(float(((_10.blur_size * 2) * _10.blur_size) * 2)), 1.0);
+        }
+        else
+        {
+            if (_10.op == 1)
+            {
+                vec2 _132 = vec2(textureSize(optex_opsmp, 0));
+                frag_color = texture(optex_opsmp, gl_FragCoord.xy / _132);
+                if (_10.blur_size <= 0)
+                {
+                    return;
+                }
+                float mx = 0.0;
+                vec4 cmx = frag_color;
+                int _158 = -_10.blur_size;
+                for (int i = _158; i <= _10.blur_size; i++)
+                {
+                    for (int j = _158; j <= _10.blur_size; j++)
+                    {
+                        if (!(distance(vec2(float(i), float(j)), vec2(0.0)) <= float(_10.blur_size)))
+                        {
+                            continue;
+                        }
+                        vec4 _214 = texture(optex_opsmp, (gl_FragCoord.xy + (vec2(float(i), float(j)) * _10.separation)) / _132);
+                        float _221 = dot(_214.xyz, vec3(0.300000011920928955078125, 0.589999973773956298828125, 0.10999999940395355224609375));
+                        if (_221 > mx)
+                        {
+                            mx = _221;
+                            cmx = _214;
+                        }
+                    }
+                }
+                vec4 _233 = frag_color;
+                vec3 _242 = mix(_233.xyz, cmx.xyz, vec3(smoothstep(0.100000001490116119384765625, 0.300000011920928955078125, mx)));
+                frag_color.x = _242.x;
+                frag_color.y = _242.y;
+                frag_color.z = _242.z;
+            }
+            else
+            {
+                vec2 _263 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
+                float result_1 = 0.0;
+                int _268 = -_10.blur_size;
+                for (int x_1 = _268; x_1 < _10.blur_size; x_1++)
+                {
+                    for (int y_1 = _268; y_1 < _10.blur_size; y_1++)
+                    {
+                        result_1 += texture(optex_opsmp, texcoord + (vec2(float(x_1), float(y_1)) * _263)).x;
+                    }
+                }
+                float _322 = result_1 / float(((_10.blur_size * 2) * _10.blur_size) * 2);
+                frag_color = vec4(_322, _322, _322, 1.0);
             }
         }
-        float _84 = result * 0.0625;
-        frag_color = vec4(_84, _84, _84, 1.0);
     }
 
 */
 fs_op_source_glsl430 := u8.[
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+    0x20,0x20,0x20,0x20,0x7d,0x0a,0x7d,0x0a,0x0a,0x00,
 ];
 /*
     #version 300 es
@@ -151,6 +369,15 @@ vs_op_source_glsl300es := u8.[
     precision mediump float;
     precision highp int;
 
+    struct op_fs_params
+    {
+        int blur_size;
+        int op;
+        highp float separation;
+    };
+
+    uniform op_fs_params _10;
+
     uniform highp sampler2D optex_opsmp;
 
     in highp vec2 texcoord;
@@ -158,17 +385,72 @@ vs_op_source_glsl300es := u8.[
 
     void main()
     {
-        highp vec2 _28 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
-        highp float result = 0.0;
-        for (int x = -2; x < 2; x++)
+        if (_10.op == 2)
         {
-            for (int y = -2; y < 2; y++)
+            highp vec2 _40 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
+            highp vec3 result = vec3(0.0);
+            int _50 = -_10.blur_size;
+            for (int x = _50; x < _10.blur_size; x++)
             {
-                result += texture(optex_opsmp, texcoord + (vec2(float(x), float(y)) * _28)).x;
+                for (int y = _50; y < _10.blur_size; y++)
+                {
+                    result += texture(optex_opsmp, texcoord + (vec2(float(x), float(y)) * _40)).xyz;
+                }
+            }
+            frag_color = vec4(result / vec3(float(((_10.blur_size * 2) * _10.blur_size) * 2)), 1.0);
+        }
+        else
+        {
+            if (_10.op == 1)
+            {
+                highp vec2 _132 = vec2(textureSize(optex_opsmp, 0));
+                frag_color = texture(optex_opsmp, gl_FragCoord.xy / _132);
+                if (_10.blur_size <= 0)
+                {
+                    return;
+                }
+                highp float mx = 0.0;
+                highp vec4 cmx = frag_color;
+                int _158 = -_10.blur_size;
+                for (int i = _158; i <= _10.blur_size; i++)
+                {
+                    for (int j = _158; j <= _10.blur_size; j++)
+                    {
+                        if (!(distance(vec2(float(i), float(j)), vec2(0.0)) <= float(_10.blur_size)))
+                        {
+                            continue;
+                        }
+                        highp vec4 _214 = texture(optex_opsmp, (gl_FragCoord.xy + (vec2(float(i), float(j)) * _10.separation)) / _132);
+                        highp float _221 = dot(_214.xyz, vec3(0.300000011920928955078125, 0.589999973773956298828125, 0.10999999940395355224609375));
+                        if (_221 > mx)
+                        {
+                            mx = _221;
+                            cmx = _214;
+                        }
+                    }
+                }
+                highp vec4 _233 = frag_color;
+                highp vec3 _242 = mix(_233.xyz, cmx.xyz, vec3(smoothstep(0.100000001490116119384765625, 0.300000011920928955078125, mx)));
+                frag_color.x = _242.x;
+                frag_color.y = _242.y;
+                frag_color.z = _242.z;
+            }
+            else
+            {
+                highp vec2 _263 = vec2(1.0) / vec2(textureSize(optex_opsmp, 0));
+                highp float result_1 = 0.0;
+                int _268 = -_10.blur_size;
+                for (int x_1 = _268; x_1 < _10.blur_size; x_1++)
+                {
+                    for (int y_1 = _268; y_1 < _10.blur_size; y_1++)
+                    {
+                        result_1 += texture(optex_opsmp, texcoord + (vec2(float(x_1), float(y_1)) * _263)).x;
+                    }
+                }
+                highp float _322 = result_1 / float(((_10.blur_size * 2) * _10.blur_size) * 2);
+                frag_color = vec4(_322, _322, _322, 1.0);
             }
         }
-        highp float _84 = result * 0.0625;
-        frag_color = vec4(_84, _84, _84, 1.0);
     }
 
 */
@@ -176,7 +458,14 @@ fs_op_source_glsl300es := u8.[
     0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a,
     0x70,0x72,0x65,0x63,0x69,0x73,0x69,0x6f,0x6e,0x20,0x6d,0x65,0x64,0x69,0x75,0x6d,
     0x70,0x20,0x66,0x6c,0x6f,0x61,0x74,0x3b,0x0a,0x70,0x72,0x65,0x63,0x69,0x73,0x69,
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+    0x6f,0x6e,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x69,0x6e,0x74,0x3b,0x0a,0x0a,0x73,
+    0x74,0x72,0x75,0x63,0x74,0x20,0x6f,0x70,0x5f,0x66,0x73,0x5f,0x70,0x61,0x72,0x61,
+    0x6d,0x73,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x69,0x6e,0x74,0x20,0x62,0x6c,0x75,
+    0x72,0x5f,0x73,0x69,0x7a,0x65,0x3b,0x0a,0x20,0x20,0x20,0x20,0x69,0x6e,0x74,0x20,
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+    0x6f,0x61,0x74,0x20,0x73,0x65,0x70,0x61,0x72,0x61,0x74,0x69,0x6f,0x6e,0x3b,0x0a,
+    0x7d,0x3b,0x0a,0x0a,0x75,0x6e,0x69,0x66,0x6f,0x72,0x6d,0x20,0x6f,0x70,0x5f,0x66,
+    0x73,0x5f,0x70,0x61,0x72,0x61,0x6d,0x73,0x20,0x5f,0x31,0x30,0x3b,0x0a,0x0a,0x75,
     0x6e,0x69,0x66,0x6f,0x72,0x6d,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x73,0x61,0x6d,
     0x70,0x6c,0x65,0x72,0x32,0x44,0x20,0x6f,0x70,0x74,0x65,0x78,0x5f,0x6f,0x70,0x73,
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@@ -185,30 +474,171 @@ fs_op_source_glsl300es := u8.[
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+    0x00,
 ];
 /*
     #include <metal_stdlib>
@@ -273,6 +703,13 @@ vs_op_source_metal_macos := u8.[
 
     using namespace metal;
 
+    struct op_fs_params
+    {
+        int blur_size;
+        int op;
+        float separation;
+    };
+
     struct main0_out
     {
         float4 frag_color [[color(0)]];
@@ -283,20 +720,75 @@ vs_op_source_metal_macos := u8.[
         float2 texcoord [[user(locn0)]];
     };
 
-    fragment main0_out main0(main0_in in [[stage_in]], texture2d<float> optex [[texture(0)]], sampler opsmp [[sampler(0)]])
+    fragment main0_out main0(main0_in in [[stage_in]], constant op_fs_params& _10 [[buffer(0)]], texture2d<float> optex [[texture(0)]], sampler opsmp [[sampler(0)]], float4 gl_FragCoord [[position]])
     {
         main0_out out = {};
-        float2 _28 = float2(1.0) / float2(int2(optex.get_width(), optex.get_height()));
-        float result = 0.0;
-        for (int x = -2; x < 2; x++)
+        if (_10.op == 2)
         {
-            for (int y = -2; y < 2; y++)
+            float2 _40 = float2(1.0) / float2(int2(optex.get_width(), optex.get_height()));
+            float3 result = float3(0.0);
+            int _50 = -_10.blur_size;
+            for (int x = _50; x < _10.blur_size; x++)
             {
-                result += optex.sample(opsmp, (in.texcoord + (float2(float(x), float(y)) * _28))).x;
+                for (int y = _50; y < _10.blur_size; y++)
+                {
+                    result += optex.sample(opsmp, (in.texcoord + (float2(float(x), float(y)) * _40))).xyz;
+                }
+            }
+            out.frag_color = float4(result / float3(float(((_10.blur_size * 2) * _10.blur_size) * 2)), 1.0);
+        }
+        else
+        {
+            if (_10.op == 1)
+            {
+                float2 _132 = float2(int2(optex.get_width(), optex.get_height()));
+                out.frag_color = optex.sample(opsmp, (gl_FragCoord.xy / _132));
+                if (_10.blur_size <= 0)
+                {
+                    return out;
+                }
+                float mx = 0.0;
+                float4 cmx = out.frag_color;
+                int _158 = -_10.blur_size;
+                for (int i = _158; i <= _10.blur_size; i++)
+                {
+                    for (int j = _158; j <= _10.blur_size; j++)
+                    {
+                        if (!(distance(float2(float(i), float(j)), float2(0.0)) <= float(_10.blur_size)))
+                        {
+                            continue;
+                        }
+                        float4 _214 = optex.sample(opsmp, ((gl_FragCoord.xy + (float2(float(i), float(j)) * _10.separation)) / _132));
+                        float _221 = dot(_214.xyz, float3(0.300000011920928955078125, 0.589999973773956298828125, 0.10999999940395355224609375));
+                        if (_221 > mx)
+                        {
+                            mx = _221;
+                            cmx = _214;
+                        }
+                    }
+                }
+                float4 _233 = out.frag_color;
+                float3 _242 = mix(_233.xyz, cmx.xyz, float3(smoothstep(0.100000001490116119384765625, 0.300000011920928955078125, mx)));
+                out.frag_color.x = _242.x;
+                out.frag_color.y = _242.y;
+                out.frag_color.z = _242.z;
+            }
+            else
+            {
+                float2 _263 = float2(1.0) / float2(int2(optex.get_width(), optex.get_height()));
+                float result_1 = 0.0;
+                int _268 = -_10.blur_size;
+                for (int x_1 = _268; x_1 < _10.blur_size; x_1++)
+                {
+                    for (int y_1 = _268; y_1 < _10.blur_size; y_1++)
+                    {
+                        result_1 += optex.sample(opsmp, (in.texcoord + (float2(float(x_1), float(y_1)) * _263))).x;
+                    }
+                }
+                float _322 = result_1 / float(((_10.blur_size * 2) * _10.blur_size) * 2);
+                out.frag_color = float4(_322, _322, _322, 1.0);
             }
         }
-        float _84 = result * 0.0625;
-        out.frag_color = float4(_84, _84, _84, 1.0);
         return out;
     }
 
@@ -306,49 +798,203 @@ fs_op_source_metal_macos := u8.[
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+    0x3b,0x0a,0x7d,0x0a,0x0a,0x00,
 ];
 op_shader_desc :: (backend: sg_backend) -> sg_shader_desc {
     desc: sg_shader_desc;
@@ -363,6 +1009,18 @@ op_shader_desc :: (backend: sg_backend) -> sg_shader_desc {
         desc.attrs[0].glsl_name = "position";
         desc.attrs[1].base_type = .FLOAT;
         desc.attrs[1].glsl_name = "uv";
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].glsl_uniforms[0].type = .INT;
+        desc.uniform_blocks[1].glsl_uniforms[0].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[0].glsl_name = "_10.blur_size";
+        desc.uniform_blocks[1].glsl_uniforms[1].type = .INT;
+        desc.uniform_blocks[1].glsl_uniforms[1].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[1].glsl_name = "_10.op";
+        desc.uniform_blocks[1].glsl_uniforms[2].type = .FLOAT;
+        desc.uniform_blocks[1].glsl_uniforms[2].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[2].glsl_name = "_10.separation";
         desc.images[0].stage = .FRAGMENT;
         desc.images[0].multisampled = false;
         desc.images[0].image_type = ._2D;
@@ -382,6 +1040,18 @@ op_shader_desc :: (backend: sg_backend) -> sg_shader_desc {
         desc.attrs[0].glsl_name = "position";
         desc.attrs[1].base_type = .FLOAT;
         desc.attrs[1].glsl_name = "uv";
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].glsl_uniforms[0].type = .INT;
+        desc.uniform_blocks[1].glsl_uniforms[0].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[0].glsl_name = "_10.blur_size";
+        desc.uniform_blocks[1].glsl_uniforms[1].type = .INT;
+        desc.uniform_blocks[1].glsl_uniforms[1].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[1].glsl_name = "_10.op";
+        desc.uniform_blocks[1].glsl_uniforms[2].type = .FLOAT;
+        desc.uniform_blocks[1].glsl_uniforms[2].array_count = 0;
+        desc.uniform_blocks[1].glsl_uniforms[2].glsl_name = "_10.separation";
         desc.images[0].stage = .FRAGMENT;
         desc.images[0].multisampled = false;
         desc.images[0].image_type = ._2D;
@@ -399,6 +1069,10 @@ op_shader_desc :: (backend: sg_backend) -> sg_shader_desc {
         desc.fragment_func.entry = "main0";
         desc.attrs[0].base_type = .FLOAT;
         desc.attrs[1].base_type = .FLOAT;
+        desc.uniform_blocks[1].stage = .FRAGMENT;
+        desc.uniform_blocks[1].layout = .STD140;
+        desc.uniform_blocks[1].size = 16;
+        desc.uniform_blocks[1].msl_buffer_n = 0;
         desc.images[0].stage = .FRAGMENT;
         desc.images[0].multisampled = false;
         desc.images[0].image_type = ._2D;
diff --git a/src/shaders/shader_mix.glsl b/src/shaders/shader_mix.glsl
new file mode 100644
index 0000000..e679907
--- /dev/null
+++ b/src/shaders/shader_mix.glsl
@@ -0,0 +1,46 @@
+@vs vs_mix
+in vec2 position;
+in vec2 uv;
+
+out vec2 texcoord;
+
+void main() {
+    gl_Position = vec4(position, 0.5, 1.0);
+    texcoord = uv;
+}
+@end
+
+@fs fs_mix
+in vec2 texcoord;
+out vec4 frag_color;
+
+layout(binding=1) uniform mix_fs_params {
+    int op;
+    /*
+        List of mixs:
+        0. blur for ssao
+        1. dilate.
+        2. normal blur
+    */
+};
+
+layout(binding = 0) uniform texture2D mixtex_a;
+layout(binding = 1) uniform texture2D mixtex_b;
+layout(binding = 2) uniform texture2D mixtex_c;
+layout(binding = 0) uniform sampler mixsmp;
+
+void main() {
+    if(op == 0) {
+        vec2 texelSize = 1.0 / vec2(textureSize(sampler2D(mixtex_a, mixsmp), 0));
+        vec3 result = vec3(0.0);
+        result += texture(sampler2D(mixtex_a, mixsmp), texcoord).xyz;
+        result += texture(sampler2D(mixtex_b, mixsmp), texcoord).xyz;
+        result = texture(sampler2D(mixtex_c, mixsmp), texcoord).xyz;
+        frag_color = vec4(result, 1.0);
+    } else {
+        frag_color = vec4(1.0);
+    }
+}
+@end
+
+@program mix vs_mix fs_mix
diff --git a/src/shaders/shader_op.glsl b/src/shaders/shader_op.glsl
index 5368138..5f894de 100644
--- a/src/shaders/shader_op.glsl
+++ b/src/shaders/shader_op.glsl
@@ -14,21 +14,67 @@ void main() {
 in vec2 texcoord;
 out vec4 frag_color;
 
+layout(binding=1) uniform op_fs_params {
+    int blur_size;
+    int op;
+    float separation;
+    /*
+        List of ops:
+        0. blur for ssao
+        1. dilate.
+        2. normal blur
+    */
+};
+
 layout(binding = 0) uniform texture2D optex;
 layout(binding = 0) uniform sampler opsmp;
 
 void main() {
-    vec2 texelSize = 1.0 / vec2(textureSize(sampler2D(optex, opsmp), 0));
-    float result = 0.0;
-    for (int x = -2; x < 2; ++x) 
-    {
-        for (int y = -2; y < 2; ++y) 
+    if(op == 2) {
+        vec2 texelSize = 1.0 / vec2(textureSize(sampler2D(optex, opsmp), 0));
+        vec3 result = vec3(0.0);
+        for (int x = -blur_size; x < blur_size; ++x) 
         {
-            vec2 offset = vec2(float(x), float(y)) * texelSize;
-            result += texture(sampler2D(optex, opsmp), texcoord + offset).r;
+            for (int y = -blur_size; y < blur_size; ++y) 
+            {
+                vec2 offset = vec2(float(x), float(y)) * texelSize;
+                result += texture(sampler2D(optex, opsmp), texcoord + offset).xyz;
+            }
         }
+        frag_color = vec4((result / (blur_size*2 * blur_size*2)), 1.0);
+    }
+    else if(op == 1) {
+          float minThreshold = 0.1;
+          float maxThreshold = 0.3;
+          vec2 texSize   = textureSize(sampler2D(optex, opsmp), 0).xy;
+          vec2 fragCoord = gl_FragCoord.xy;
+          frag_color = texture(sampler2D(optex, opsmp), fragCoord / texSize);
+          if (blur_size <= 0) { return; }
+          float mx = 0.0;
+          vec4 cmx = frag_color;
+          for (int i = -blur_size; i <= blur_size; ++i) {
+            for (int j = -blur_size; j <= blur_size; ++j) {
+              if (!(distance(vec2(i, j), vec2(0, 0)) <= blur_size)) { continue; }
+              vec4 c = texture(sampler2D(optex,opsmp),(gl_FragCoord.xy + (vec2(i, j) * separation)) / texSize);
+              float mxt = dot(c.rgb, vec3(0.3, 0.59, 0.11));
+              if (mxt > mx) {
+                mx = mxt;
+                cmx = c;
+              }
+            }
+          }
+          frag_color.rgb = mix(frag_color.rgb, cmx.rgb, smoothstep(minThreshold, maxThreshold, mx)); 
+    } else {
+        vec2 texelSize = 1.0 / vec2(textureSize(sampler2D(optex, opsmp), 0));
+        float result = 0.0;
+        for (int x = -blur_size; x < blur_size; ++x) {
+            for (int y = -blur_size; y < blur_size; ++y) {
+                vec2 offset = vec2(float(x), float(y)) * texelSize;
+                result += texture(sampler2D(optex, opsmp), texcoord + offset).r;
+            }
+        }
+        frag_color = vec4(vec3(result / (blur_size*2 * blur_size*2)), 1.0);
     }
-    frag_color = vec4(vec3(result / (4.0 * 4.0)), 1.0);
 }
 @end
 
diff --git a/trueno/trueno.xcodeproj/project.xcworkspace/xcuserdata/tuomas.katajisto.xcuserdatad/UserInterfaceState.xcuserstate b/trueno/trueno.xcodeproj/project.xcworkspace/xcuserdata/tuomas.katajisto.xcuserdatad/UserInterfaceState.xcuserstate
index a1fe4b1..cea6e65 100644
Binary files a/trueno/trueno.xcodeproj/project.xcworkspace/xcuserdata/tuomas.katajisto.xcuserdatad/UserInterfaceState.xcuserstate and b/trueno/trueno.xcodeproj/project.xcworkspace/xcuserdata/tuomas.katajisto.xcuserdatad/UserInterfaceState.xcuserstate differ