saving

engine/rend/shaders/debug.vert.hlsl

@@ -14,7 +14,7 @@ struct Output
 struct Scene
 {
     float4x4 Model;
-    float3 Color;
+    float4 Color;
 };
 
 StructuredBuffer<Scene> scene: register(t0, space0);
@@ -31,7 +31,7 @@ Output main(Input input)
     float4 pos = float4(input.Position, 1.0);
 
     output.Position = mul(ViewProjection, mul(scene[input.Instance].Model, pos));
-    output.Color = scene[input.Instance].Color;
+    output.Color = scene[input.Instance].Color.xyz;
 
     return output;
 }

engine/rend/shaders/debug.vert.json

@@ -18,7 +18,7 @@
                 },
                 {
                     "name" : "Color",
-                    "type" : "vec3",
+                    "type" : "vec4",
                     "offset" : 64
                 }
             ]

engine/rend/shaders/lit_mesh.frag.hlsl

@@ -59,19 +59,25 @@ float4 main(
     float3 Normal: TEXCOORD2
 ) : SV_Target0
 {
+    float4 s = Texture.Sample(Sampler, UV);
+    float alpha = s.w;
+
+    if(alpha < 0.01)
+    {
+        discard;
+    }
 
     float3 lightPos = float3(0, 20 + -4, -5);
     float3 lightColor = float3(0.8, 0.8, 0.5);
 
     float3 ambient = lerp(float3(0.01, 0.01, 0.003), float3(0.004, 0.004, 0.06), dot(Normal, float3(0.0,1.0,0.0)) );
 
-    float4 s = Texture.Sample(Sampler, UV);
-    float alpha = s.w;
 
     float3 col = s.xyz;
     float3 c2 = col * ambient + col * BlinnPhong(Normal, WorldPos, lightPos, lightColor);
 
     float4 rv = float4(pow(c2, 1.0 / 2.2), alpha);
+
     return rv;
 }
 

engine/rend/src/camera/CameraComponent.zig

@@ -51,6 +51,7 @@ pub fn resolve(self: *@This()) void {
 
     position.z = -position.z;
     position.y = -position.y;
+    position.x = -position.x;
     {
         var base = core.zm.identity();
         base = mul(core.zm.rotationY(-self.yaw), base);

engine/rend/src/sgpu/DebugDrawSystem.zig

@@ -95,7 +95,7 @@ pub fn onUpload(p: *anyopaque, copyPass: *gpu.GPUCopyPass) void {
             var primitive: DebugPrimitive = self.debugDraws.pop().?;
             uploadMapped[offset] = .{
                 .Model = primitive.resolve(),
-                .Color = @bitCast(primitive.color),
+                .Color = @bitCast(primitive.color.toZm()),
             };
 
             self.drawsThisFrame.append(self.allocator, primitive) catch unreachable;

projects/content/_shaders/msl/debug.vert.msl

@@ -6,7 +6,7 @@ using namespace metal;
 struct Scene
 {
     float4x4 Model;
-    float3 Color;
+    float4 Color;
 };
 
 struct type_StructuredBuffer_Scene
@@ -33,7 +33,7 @@ struct main0_in
 vertex main0_out main0(main0_in in [[stage_in]], constant type_Uniforms& Uniforms [[buffer(0)]], const device type_StructuredBuffer_Scene& scene [[buffer(1)]], uint gl_InstanceIndex [[instance_id]])
 {
     main0_out out = {};
-    out.out_var_TEXCOORD0 = scene._m0[gl_InstanceIndex].Color;
+    out.out_var_TEXCOORD0 = scene._m0[gl_InstanceIndex].Color.xyz;
     out.gl_Position = Uniforms.ViewProjection * (scene._m0[gl_InstanceIndex].Model * float4(in.in_var_TEXCOORD0, 1.0));
     return out;
 }

projects/content/_shaders/msl/lit_mesh.frag.msl

@@ -24,11 +24,16 @@ struct main0_in
 fragment main0_out main0(main0_in in [[stage_in]], constant type_Uniforms& Uniforms [[buffer(0)]], texture2d<float> Texture [[texture(0)]], sampler Sampler [[sampler(0)]])
 {
     main0_out out = {};
-    float4 _56 = Texture.sample(Sampler, in.in_var_TEXCOORD0);
+    float4 _54 = Texture.sample(Sampler, in.in_var_TEXCOORD0);
-    float3 _59 = float3(0.0, 16.0, -5.0) - in.in_var_TEXCOORD1;
+    float _55 = _54.w;
-    float3 _60 = fast::normalize(_59);
+    if (_55 < 0.00999999977648258209228515625)
-    float _76 = 0.5 / length(_59);
+    {
-    out.out_var_SV_Target0 = float4(powr(_56.xyz * (mix(float3(0.00999999977648258209228515625, 0.00999999977648258209228515625, 0.0030000000260770320892333984375), float3(0.0040000001899898052215576171875, 0.0040000001899898052215576171875, 0.0599999986588954925537109375), float3(in.in_var_TEXCOORD2.y)) + (((float3(0.800000011920928955078125, 0.800000011920928955078125, 0.5) * precise::max(dot(_60, in.in_var_TEXCOORD2), 0.0)) * _76) + (((float3(0.800000011920928955078125, 0.800000011920928955078125, 0.5) * powr(precise::max(dot(in.in_var_TEXCOORD2, fast::normalize(_60 + fast::normalize(in.in_var_TEXCOORD1 - float3(Uniforms.viewPos)))), 0.0), 30.0)) * 2.0) * _76))), float3(0.4545454680919647216796875)), _56.w);
+        discard_fragment();
+    }
+    float3 _63 = float3(0.0, 16.0, -5.0) - in.in_var_TEXCOORD1;
+    float3 _64 = fast::normalize(_63);
+    float _80 = 0.5 / length(_63);
+    out.out_var_SV_Target0 = float4(powr(_54.xyz * (mix(float3(0.00999999977648258209228515625, 0.00999999977648258209228515625, 0.0030000000260770320892333984375), float3(0.0040000001899898052215576171875, 0.0040000001899898052215576171875, 0.0599999986588954925537109375), float3(in.in_var_TEXCOORD2.y)) + (((float3(0.800000011920928955078125, 0.800000011920928955078125, 0.5) * precise::max(dot(_64, in.in_var_TEXCOORD2), 0.0)) * _80) + (((float3(0.800000011920928955078125, 0.800000011920928955078125, 0.5) * powr(precise::max(dot(in.in_var_TEXCOORD2, fast::normalize(_64 + fast::normalize(in.in_var_TEXCOORD1 - float3(Uniforms.viewPos)))), 0.0), 30.0)) * 2.0) * _80))), float3(0.4545454680919647216796875)), _55);
     return out;
 }
 

projects/sampleGame/main.zig

@@ -62,6 +62,14 @@ pub fn prepare(self: *@This()) !void {
     _ = exitInput.data.addListener(null, onExit);
     exitInput.activate();
 
+    {
+        const inp = try core.ActionBinding.create(core.MakeName("slow"));
+        inp.addKey(.lshift, .keyDown);
+        inp.addKey(.lshift, .keyUp);
+        _ = inp.data.addListener(self, slowDown);
+        inp.activate();
+    }
+
     self.camera = try core.createEntity();
     const cameraScene = self.camera.addComponent(core.Scene).?;
     cameraScene.setPosition(.{ .z = -15 });
@@ -131,6 +139,17 @@ fn onShaderReload(ctx: ?*anyopaque, action: core.ActionEvent) void {
     rend.renderer.reloadShaders() catch unreachable;
 }
 
+fn slowDown(ctx: ?*anyopaque, action: core.ActionEvent) void {
+    const self: *@This() = @ptrCast(@alignCast(ctx));
+
+    if (action == .keyUp) {
+        self.cameraSpeed = 10.0;
+    }
+    if (action == .keyDown) {
+        self.cameraSpeed = 4.0;
+    }
+}
+
 fn verticalMovement(ctx: ?*anyopaque, axis: f32) void {
     const self: *@This() = @ptrCast(@alignCast(ctx));
     self.verticalMove = axis;
@@ -138,7 +157,7 @@ fn verticalMovement(ctx: ?*anyopaque, axis: f32) void {
 
 fn onMove(ctx: ?*anyopaque, axis: core.Vector2f) void {
     const self: *@This() = @ptrCast(@alignCast(ctx));
-    self.moveVector = .{ .x = -axis.x, .z = axis.y, .y = 0.0 };
+    self.moveVector = .{ .x = axis.x, .z = axis.y, .y = 0.0 };
 }
 
 pub fn onExit(ctx: ?*anyopaque, action: core.ActionEvent) void {
@@ -153,11 +172,14 @@ pub fn tick(self: *@This(), dt: f64) void {
     if (self.camera.fetch(core.Scene)) |scene| {
         const vector = core.Vectorf{ .x = self.moveVector.x, .z = self.moveVector.z, .y = self.verticalMove };
         scene.getPosRot().position = scene.getPosRot().position.add(vector.fmul(self.cameraSpeed * fdt));
-        // core.engine_log(" camera position >> {any}", .{scene.getPosRot().position});
+        core.debugSphere(scene.getPosRot().position.add(.{ .z = 2 }), 0.3, .{});
+        core.debugSphere(
+            scene.getPosRot().position.add(.{ .z = 2 }),
+            0.1,
+            .{ .color = .{ .x = 1.0 } },
+        );
     }
 
-    core.debugSphere(.{ .y = 0 }, 4, .{});
-
     var show: bool = true;
 
     ig.showDemoWindow(&show);