diff --git a/src/main.zig b/src/main.zig
index fde474b..86ccd7f 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -10,7 +10,8 @@ var pass_action: sg.PassAction = .{};
 const state = struct {
     var bind: sg.Bindings = .{};
     var pip: sg.Pipeline = .{};
-    var vsParams: shader.FsParams = .{ .offset = .{ 0, 0, 0 } };
+    var vsParams: shader.VsParams = .{ .aspectRatio = 0.5 };
+    var fsParams: shader.FsParams = .{ .offset = .{ 0, 0, 0 } };
     var indexCount: u16 = 0;
 };
 
@@ -24,7 +25,7 @@ export fn init() void {
 
     std.log.info("Vertex buffers len: {}", .{state.bind.vertex_buffers.len});
 
-    const vertexCount = 8;
+    const vertexCount = 100;
     const radius: f32 = 0.7;
 
     const cX: f32 = 0;
@@ -118,10 +119,13 @@ export fn frame() void {
     col.g = @abs(@sin(timef()));
     col.r = @abs(@cos(timef()));
 
+    state.vsParams.aspectRatio = sokol.app.heightf() / sokol.app.widthf();
+
     sg.beginPass(.{ .action = pass_action, .swapchain = sokol.glue.swapchain() });
     sg.applyPipeline(state.pip);
-    state.vsParams.offset[0] = col.r;
-    sg.applyUniforms(.FS, shader.SLOT_fs_params, sg.asRange(&state.vsParams));
+    state.fsParams.offset[0] = col.r;
+    sg.applyUniforms(.FS, shader.SLOT_fs_params, sg.asRange(&state.fsParams));
+    sg.applyUniforms(.VS, shader.SLOT_vs_params, sg.asRange(&state.vsParams));
     sg.applyBindings(state.bind);
     sg.draw(0, state.indexCount, 1);
     sg.endPass();
@@ -138,6 +142,7 @@ pub fn main() !void {
         .cleanup_cb = cleanup,
         .width = 800,
         .height = 600,
+        .fullscreen = true,
         .icon = .{ .sokol_default = true },
         .window_title = "sokol hello",
         .logger = .{ .func = sokol.log.func },
diff --git a/src/shaders/triangle.glsl b/src/shaders/triangle.glsl
index 54a5686..0690cae 100644
--- a/src/shaders/triangle.glsl
+++ b/src/shaders/triangle.glsl
@@ -1,4 +1,8 @@
 @vs vs
+uniform vs_params {
+    float aspectRatio;
+};
+
 in vec4 position;
 in vec4 color0;
 
@@ -6,6 +10,7 @@ out vec4 color;
 
 void main() {
     gl_Position = position;
+    gl_Position.x *= aspectRatio;
     color = color0;
 }
 @end
diff --git a/src/shaders/triangle2.glsl.zig b/src/shaders/triangle2.glsl.zig
index b6331e8..eb04be1 100644
--- a/src/shaders/triangle2.glsl.zig
+++ b/src/shaders/triangle2.glsl.zig
@@ -15,6 +15,9 @@ const sg = @import("sokol").gfx;
 //            Attributes:
 //                ATTR_vs_position => 0
 //                ATTR_vs_color0 => 1
+//            Uniform block 'vs_params':
+//                Zig struct: VsParams
+//                Bind slot: SLOT_vs_params => 0
 //        Fragment shader: fs
 //            Uniform block 'fs_params':
 //                Zig struct: FsParams
@@ -22,7 +25,12 @@ const sg = @import("sokol").gfx;
 //
 pub const ATTR_vs_position = 0;
 pub const ATTR_vs_color0 = 1;
+pub const SLOT_vs_params = 0;
 pub const SLOT_fs_params = 0;
+pub const VsParams = extern struct {
+    aspectRatio: f32 align(16),
+    _pad_4: [12]u8 align(1) = undefined,
+};
 pub const FsParams = extern struct {
     offset: [3]f32 align(16),
     _pad_12: [4]u8 align(1) = undefined,
@@ -30,6 +38,7 @@ pub const FsParams = extern struct {
 //
 //    #version 410
 //
+//    uniform vec4 vs_params[1];
 //    layout(location = 0) in vec4 position;
 //    layout(location = 0) out vec4 color;
 //    layout(location = 1) in vec4 color0;
@@ -37,22 +46,27 @@ pub const FsParams = extern struct {
 //    void main()
 //    {
 //        gl_Position = position;
+//        gl_Position.x *= vs_params[0].x;
 //        color = color0;
 //    }
 //
 //
-const vs_source_glsl410 = [194]u8 {
-    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x31,0x30,0x0a,0x0a,0x6c,0x61,
-    0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,
-    0x30,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x34,0x20,0x70,0x6f,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,
-    0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,
-    0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x31,0x29,0x20,0x69,
-    0x6e,0x20,0x76,0x65,0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,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,
-    0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,
+const vs_source_glsl410 = [258]u8 {
+    0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x31,0x30,0x0a,0x0a,0x75,0x6e,
+    0x69,0x66,0x6f,0x72,0x6d,0x20,0x76,0x65,0x63,0x34,0x20,0x76,0x73,0x5f,0x70,0x61,
+    0x72,0x61,0x6d,0x73,0x5b,0x31,0x5d,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,
+    0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x30,0x29,0x20,0x69,0x6e,
+    0x20,0x76,0x65,0x63,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,
+    0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,
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+    0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x31,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,
+    0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,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,0x20,0x70,0x6f,0x73,0x69,0x74,
+    0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,
+    0x74,0x69,0x6f,0x6e,0x2e,0x78,0x20,0x2a,0x3d,0x20,0x76,0x73,0x5f,0x70,0x61,0x72,
+    0x61,0x6d,0x73,0x5b,0x30,0x5d,0x2e,0x78,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,
     0x6c,0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x7d,0x0a,
     0x0a,0x00,
 };
@@ -86,6 +100,7 @@ const fs_source_glsl410 = [179]u8 {
 //
 //    #version 300 es
 //
+//    uniform vec4 vs_params[1];
 //    layout(location = 0) in vec4 position;
 //    out vec4 color;
 //    layout(location = 1) in vec4 color0;
@@ -93,21 +108,26 @@ const fs_source_glsl410 = [179]u8 {
 //    void main()
 //    {
 //        gl_Position = position;
+//        gl_Position.x *= vs_params[0].x;
 //        color = color0;
 //    }
 //
 //
-const vs_source_glsl300es = [176]u8 {
+const vs_source_glsl300es = [240]u8 {
     0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a,
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+    0x6f,0x6e,0x2e,0x78,0x20,0x2a,0x3d,0x20,0x76,0x73,0x5f,0x70,0x61,0x72,0x61,0x6d,
+    0x73,0x5b,0x30,0x5d,0x2e,0x78,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,0x6c,0x6f,
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 };
@@ -144,6 +164,12 @@ const fs_source_glsl300es = [225]u8 {
     0x00,
 };
 //
+//    cbuffer vs_params : register(b0)
+//    {
+//        float _23_aspectRatio : packoffset(c0);
+//    };
+//
+//
 //    static float4 gl_Position;
 //    static float4 position;
 //    static float4 color;
@@ -164,6 +190,7 @@ const fs_source_glsl300es = [225]u8 {
 //    void vert_main()
 //    {
 //        gl_Position = position;
+//        gl_Position.x *= _23_aspectRatio;
 //        color = color0;
 //    }
 //
@@ -178,48 +205,55 @@ const fs_source_glsl300es = [225]u8 {
 //        return stage_output;
 //    }
 //
-const vs_source_hlsl5 = [645]u8 {
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-    0x3b,0x0a,0x7d,0x0a,0x00,
+const vs_source_hlsl5 = [767]u8 {
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 };
 //
 //    cbuffer fs_params : register(b0)
@@ -297,6 +331,11 @@ const fs_source_hlsl5 = [530]u8 {
 //
 //    using namespace metal;
 //
+//    struct vs_params
+//    {
+//        float aspectRatio;
+//    };
+//
 //    struct main0_out
 //    {
 //        float4 color [[user(locn0)]];
@@ -309,43 +348,52 @@ const fs_source_hlsl5 = [530]u8 {
 //        float4 color0 [[attribute(1)]];
 //    };
 //
-//    vertex main0_out main0(main0_in in [[stage_in]])
+//    vertex main0_out main0(main0_in in [[stage_in]], constant vs_params& _23 [[buffer(0)]])
 //    {
 //        main0_out out = {};
 //        out.gl_Position = in.position;
+//        out.gl_Position.x *= _23.aspectRatio;
 //        out.color = in.color0;
 //        return out;
 //    }
 //
 //
-const vs_source_metal_macos = [419]u8 {
+const vs_source_metal_macos = [546]u8 {
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+    0x0a,0x00,
 };
 //
 //    #include <metal_stdlib>
@@ -407,8 +455,15 @@ const fs_source_metal_macos = [411]u8 {
 //
 //    diagnostic(off, derivative_uniformity);
 //
+//    struct vs_params {
+//      /_ @offset(0) _/
+//      aspectRatio : f32,
+//    }
+//
 //    var<private> position_1 : vec4f;
 //
+//    @group(0) @binding(0) var<uniform> x_23 : vs_params;
+//
 //    var<private> color : vec4f;
 //
 //    var<private> color0 : vec4f;
@@ -418,8 +473,11 @@ const fs_source_metal_macos = [411]u8 {
 //    fn main_1() {
 //      let x_18 : vec4f = position_1;
 //      gl_Position = x_18;
-//      let x_23 : vec4f = color0;
-//      color = x_23;
+//      let x_26 : f32 = x_23.aspectRatio;
+//      let x_30 : f32 = gl_Position.x;
+//      gl_Position.x = (x_30 * x_26);
+//      let x_35 : vec4f = color0;
+//      color = x_35;
 //      return;
 //    }
 //
@@ -439,46 +497,60 @@ const fs_source_metal_macos = [411]u8 {
 //    }
 //
 //
-const vs_source_wgsl = [612]u8 {
+const vs_source_wgsl = [832]u8 {
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+
 };
 //
 //    diagnostic(off, derivative_uniformity);
@@ -559,6 +631,11 @@ pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc {
             desc.attrs[1].name = "color0";
             desc.vs.source = &vs_source_glsl410;
             desc.vs.entry = "main";
+            desc.vs.uniform_blocks[0].size = 16;
+            desc.vs.uniform_blocks[0].layout = .STD140;
+            desc.vs.uniform_blocks[0].uniforms[0].name = "vs_params";
+            desc.vs.uniform_blocks[0].uniforms[0].type = .FLOAT4;
+            desc.vs.uniform_blocks[0].uniforms[0].array_count = 1;
             desc.fs.source = &fs_source_glsl410;
             desc.fs.entry = "main";
             desc.fs.uniform_blocks[0].size = 16;
@@ -572,6 +649,11 @@ pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc {
             desc.attrs[1].name = "color0";
             desc.vs.source = &vs_source_glsl300es;
             desc.vs.entry = "main";
+            desc.vs.uniform_blocks[0].size = 16;
+            desc.vs.uniform_blocks[0].layout = .STD140;
+            desc.vs.uniform_blocks[0].uniforms[0].name = "vs_params";
+            desc.vs.uniform_blocks[0].uniforms[0].type = .FLOAT4;
+            desc.vs.uniform_blocks[0].uniforms[0].array_count = 1;
             desc.fs.source = &fs_source_glsl300es;
             desc.fs.entry = "main";
             desc.fs.uniform_blocks[0].size = 16;
@@ -588,6 +670,8 @@ pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc {
             desc.vs.source = &vs_source_hlsl5;
             desc.vs.d3d11_target = "vs_5_0";
             desc.vs.entry = "main";
+            desc.vs.uniform_blocks[0].size = 16;
+            desc.vs.uniform_blocks[0].layout = .STD140;
             desc.fs.source = &fs_source_hlsl5;
             desc.fs.d3d11_target = "ps_5_0";
             desc.fs.entry = "main";
@@ -597,6 +681,8 @@ pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc {
         .METAL_MACOS => {
             desc.vs.source = &vs_source_metal_macos;
             desc.vs.entry = "main0";
+            desc.vs.uniform_blocks[0].size = 16;
+            desc.vs.uniform_blocks[0].layout = .STD140;
             desc.fs.source = &fs_source_metal_macos;
             desc.fs.entry = "main0";
             desc.fs.uniform_blocks[0].size = 16;
@@ -605,6 +691,8 @@ pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc {
         .WGPU => {
             desc.vs.source = &vs_source_wgsl;
             desc.vs.entry = "main";
+            desc.vs.uniform_blocks[0].size = 16;
+            desc.vs.uniform_blocks[0].layout = .STD140;
             desc.fs.source = &fs_source_wgsl;
             desc.fs.entry = "main";
             desc.fs.uniform_blocks[0].size = 16;
diff --git a/todo.todo b/todo.todo
index a8ef412..3578a85 100644
--- a/todo.todo
+++ b/todo.todo
@@ -10,7 +10,8 @@ Today:
 
     Draw a circle!:
         ✔ Draw indices instead of triangle elements @done(24-06-12 00:29)
-        ☐ Quad
-        ☐ Create a circle vertices
-        ☐ Draw the circle
+        ✔ Quad @done(24-06-12 00:40)
+        ✔ Create a circle vertices @done(24-06-12 01:28)
+        ✔ Draw the circle @done(24-06-12 01:28)
+        ☐ Make the cirlce not stretch
         ☐ Make the circle move with uniforms
\ No newline at end of file