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@ -40,8 +40,34 @@ pub fn init(app: *App) !*Renderer { |
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const shader_module = core.device.createShaderModuleWGSL("shader.wgsl", @embedFile("shader.wgsl")); |
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defer shader_module.release(); |
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// Define layouts for our bind groups and pipeline. |
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// This helps find errors with missing or mismatching shader properties. |
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var camera_bind_group_layout = core.device.createBindGroupLayout(&gpu.BindGroupLayout.Descriptor.init(.{ |
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.entries = &.{ |
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gpu.BindGroupLayout.Entry.buffer(0, .{ .vertex = true }, .uniform, false, 0), |
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}, |
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})); |
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defer camera_bind_group_layout.release(); |
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var model_bind_group_layout = core.device.createBindGroupLayout(&gpu.BindGroupLayout.Descriptor.init(.{ |
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.entries = &.{ |
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gpu.BindGroupLayout.Entry.buffer(0, .{ .vertex = true }, .uniform, false, 0), |
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gpu.BindGroupLayout.Entry.buffer(1, .{ .vertex = true }, .uniform, false, 0), |
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}, |
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})); |
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defer model_bind_group_layout.release(); |
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const pipeline_layout = core.device.createPipelineLayout(&gpu.PipelineLayout.Descriptor.init(.{ |
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.bind_group_layouts = &.{ |
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camera_bind_group_layout, |
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model_bind_group_layout, |
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}, |
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})); |
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defer pipeline_layout.release(); |
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// Set up rendering pipeline. |
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const pipeline = core.device.createRenderPipeline(&.{ |
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.layout = pipeline_layout, |
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.vertex = gpu.VertexState.init(.{ |
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.module = shader_module, |
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.entry_point = "vertex_main", |
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@ -78,7 +104,7 @@ pub fn init(app: *App) !*Renderer { |
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// "Bind groups" are used to associate data from buffers with shader parameters. |
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// So for example the `camera_bind_group` is accessible via `@group(0)` in our shader. |
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const camera_bind_group = core.device.createBindGroup(&gpu.BindGroup.Descriptor.init(.{ |
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.layout = pipeline.getBindGroupLayout(0), |
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.layout = camera_bind_group_layout, |
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.entries = &.{ |
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gpu.BindGroup.Entry.buffer(0, view_proj_buffer, 0, @sizeOf(zm.Mat)), |
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}, |
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@ -135,7 +161,7 @@ pub fn init(app: *App) !*Renderer { |
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defer model_color_buffer.release(); |
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const model_bind_group = core.device.createBindGroup(&gpu.BindGroup.Descriptor.init(.{ |
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.layout = pipeline.getBindGroupLayout(1), |
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.layout = model_bind_group_layout, |
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.entries = &.{ |
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gpu.BindGroup.Entry.buffer(0, model_matrix_buffer, 0, @sizeOf(zm.Mat)), |
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gpu.BindGroup.Entry.buffer(1, model_color_buffer, 0, @sizeOf([3]f32)), |
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