vkexpr::VulkanComputePipeline Class Reference

#include <llvmexpr/runtime/vulkan/VulkanComputePipeline.hpp>

Classes
struct	PushConstants

Public Member Functions
	VulkanComputePipeline (VulkanContext &ctx, const std::string &glsl_source, uint32_t num_input_buffers=1, uint32_t num_props_floats=1)
	~VulkanComputePipeline ()
	VulkanComputePipeline (const VulkanComputePipeline &)=delete
VulkanComputePipeline &	operator= (const VulkanComputePipeline &)=delete
	VulkanComputePipeline (VulkanComputePipeline &&)=delete
VulkanComputePipeline &	operator= (VulkanComputePipeline &&)=delete
void	recordDispatch (vk::raii::CommandBuffer &command_buffer, const std::vector< VulkanBuffer * > &input_buffers, VulkanBuffer &output_buffer, VulkanBuffer *props_buffer, uint32_t width, uint32_t height, int32_t frame_number)

Detailed Description

Definition at line 43 of file VulkanComputePipeline.hpp.

Constructor & Destructor Documentation

VulkanComputePipeline() [1/3]

vkexpr::VulkanComputePipeline::VulkanComputePipeline	(	VulkanContext &	ctx,
		const std::string &	glsl_source,
		uint32_t	num_input_buffers = 1,
		uint32_t	num_props_floats = 1 )

Definition at line 60 of file VulkanComputePipeline.cpp.

    : context(ctx), num_inputs(num_input_buffers),
      has_props_buffer(num_props_floats > 0) {
    compileShader(glsl_source);
    createDescriptorSetLayout(num_input_buffers, has_props_buffer);
    createPipeline();
}

Referenced by operator=(), operator=(), VulkanComputePipeline(), and VulkanComputePipeline().

~VulkanComputePipeline()

vkexpr::VulkanComputePipeline::~VulkanComputePipeline ( )

default

VulkanComputePipeline() [2/3]

vkexpr::VulkanComputePipeline::VulkanComputePipeline ( const VulkanComputePipeline & )

delete

References VulkanComputePipeline().

VulkanComputePipeline() [3/3]

vkexpr::VulkanComputePipeline::VulkanComputePipeline ( VulkanComputePipeline && )

delete

References VulkanComputePipeline().

Member Function Documentation

operator=() [1/2]

VulkanComputePipeline & vkexpr::VulkanComputePipeline::operator= ( const VulkanComputePipeline & )

delete

References VulkanComputePipeline().

operator=() [2/2]

VulkanComputePipeline & vkexpr::VulkanComputePipeline::operator= ( VulkanComputePipeline && )

delete

References VulkanComputePipeline().

recordDispatch()

void vkexpr::VulkanComputePipeline::recordDispatch	(	vk::raii::CommandBuffer &	command_buffer,
		const std::vector< VulkanBuffer * > &	input_buffers,
		VulkanBuffer &	output_buffer,
		VulkanBuffer *	props_buffer,
		uint32_t	width,
		uint32_t	height,
		int32_t	frame_number )

Definition at line 270 of file VulkanComputePipeline.cpp.

                                           {
    updateDescriptorSets(input_buffers, output_buffer, props_buffer);
 
    command_buffer.bindPipeline(vk::PipelineBindPoint::eCompute, *pipeline);
    command_buffer.bindDescriptorSets(vk::PipelineBindPoint::eCompute,
                                      *pipeline_layout, 0, *descriptor_set, {});
 
    PushConstants pc = {.width = width,
                        .height = height,
                        .num_inputs = num_inputs,
                        .frame_number = frame_number};
    command_buffer.pushConstants<PushConstants>(
        *pipeline_layout, vk::ShaderStageFlagBits::eCompute, 0, pc);
 
    uint32_t total_pixels = width * height;
    uint32_t num_workgroups =
        (total_pixels + WORKGROUP_SIZE - 1) / WORKGROUP_SIZE;
    command_buffer.dispatch(num_workgroups, 1, 1);
}

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The documentation for this class was generated from the following files:

• llvmexpr/runtime/vulkan/VulkanComputePipeline.hpp
• llvmexpr/runtime/vulkan/VulkanComputePipeline.cpp