Example #1
0
        void PreparePipelines(Pipeline pipeline, GraphicsDevice device, RenderPass renderPass, Material material)
        {
            VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
                Initializers.pipelineInputAssemblyStateCreateInfo(
                    VkPrimitiveTopology.TriangleList,
                    0,
                    False);

            VkPipelineRasterizationStateCreateInfo rasterizationState =
                Initializers.pipelineRasterizationStateCreateInfo(
                    VkPolygonMode.Fill,
                    VkCullModeFlags.Back,
                    VkFrontFace.Clockwise,
                    0);

            if (material.wireframe && device.DeviceFeatures.fillModeNonSolid == 1)
            {
                rasterizationState.cullMode    = VkCullModeFlags.None;
                rasterizationState.polygonMode = VkPolygonMode.Line;
                rasterizationState.lineWidth   = 1.0f;
            }

            VkPipelineColorBlendAttachmentState blendAttachmentState =
                Initializers.pipelineColorBlendAttachmentState(
                    0xf,
                    False);

            VkPipelineColorBlendStateCreateInfo colorBlendState =
                Initializers.pipelineColorBlendStateCreateInfo(
                    1,
                    &blendAttachmentState);

            VkPipelineDepthStencilStateCreateInfo depthStencilState =
                Initializers.pipelineDepthStencilStateCreateInfo(
                    True,
                    True,
                    VkCompareOp.LessOrEqual);

            VkPipelineViewportStateCreateInfo viewportState =
                Initializers.pipelineViewportStateCreateInfo(1, 1, 0);

            VkPipelineMultisampleStateCreateInfo multisampleState =
                Initializers.pipelineMultisampleStateCreateInfo(
                    VkSampleCountFlags.Count1,
                    0);

            FixedArray2 <VkDynamicState> dynamicStateEnables = new FixedArray2 <VkDynamicState>(
                VkDynamicState.Viewport,
                VkDynamicState.Scissor);
            VkPipelineDynamicStateCreateInfo dynamicState =
                Initializers.pipelineDynamicStateCreateInfo(
                    &dynamicStateEnables.First,
                    dynamicStateEnables.Count,
                    0);

            // Solid rendering pipeline
            // Load shaders
            FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>(
                material.shaderPair.GetVertPipeline(),
                material.shaderPair.GetFragPipeline());

            VkGraphicsPipelineCreateInfo pipelineCreateInfo =
                Initializers.pipelineCreateInfo(
                    pipeline.pipelineLayout,
                    renderPass.vkRenderPass,
                    0);

            var via = vertices_inputState;

            pipelineCreateInfo.pVertexInputState   = &via;
            pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
            pipelineCreateInfo.pRasterizationState = &rasterizationState;
            pipelineCreateInfo.pColorBlendState    = &colorBlendState;
            pipelineCreateInfo.pMultisampleState   = &multisampleState;
            pipelineCreateInfo.pViewportState      = &viewportState;
            pipelineCreateInfo.pDepthStencilState  = &depthStencilState;
            pipelineCreateInfo.pDynamicState       = &dynamicState;
            pipelineCreateInfo.stageCount          = shaderStages.Count;
            pipelineCreateInfo.pStages             = &shaderStages.First;


            Util.CheckResult(vkCreateGraphicsPipelines(device.device, device.pipelineCache.vkPipelineCache, 1, &pipelineCreateInfo, null, out pipeline.vkPipeline));
        }