97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
#pragma once
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#include <cstdint>
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#include "legacy_gl_framebuffer_dispatch.h"
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#include "renderer_gl/opengl_capabilities.h"
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namespace pp::legacy::gl_pixel_buffer {
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inline void gen_opengl_buffers(std::uint32_t count, std::uint32_t* ids) noexcept
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{
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glGenBuffers(static_cast<GLsizei>(count), reinterpret_cast<GLuint*>(ids));
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}
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inline void delete_opengl_buffers(std::uint32_t count, const std::uint32_t* ids) noexcept
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{
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glDeleteBuffers(static_cast<GLsizei>(count), reinterpret_cast<const GLuint*>(ids));
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}
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inline void bind_opengl_buffer(std::uint32_t target, std::uint32_t buffer) noexcept
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{
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glBindBuffer(static_cast<GLenum>(target), static_cast<GLuint>(buffer));
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}
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inline void set_opengl_buffer_data(
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std::uint32_t target,
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std::intptr_t byte_count,
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const void* data,
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std::uint32_t usage) noexcept
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{
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glBufferData(
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static_cast<GLenum>(target),
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static_cast<GLsizeiptr>(byte_count),
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data,
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static_cast<GLenum>(usage));
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}
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inline void* map_opengl_buffer_range(
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std::uint32_t target,
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std::intptr_t offset,
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std::intptr_t byte_count,
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std::uint32_t access) noexcept
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{
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return glMapBufferRange(
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static_cast<GLenum>(target),
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static_cast<GLintptr>(offset),
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static_cast<GLsizeiptr>(byte_count),
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static_cast<GLbitfield>(access));
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}
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inline void unmap_opengl_buffer(std::uint32_t target) noexcept
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{
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glUnmapBuffer(static_cast<GLenum>(target));
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}
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inline pp::renderer::gl::OpenGlPixelBufferAllocationDispatch pixel_buffer_allocation_dispatch() noexcept
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{
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return pp::renderer::gl::OpenGlPixelBufferAllocationDispatch {
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.gen_buffers = gen_opengl_buffers,
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};
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}
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inline pp::renderer::gl::OpenGlPixelBufferReadbackDispatch pixel_buffer_readback_dispatch() noexcept
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{
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return pp::renderer::gl::OpenGlPixelBufferReadbackDispatch {
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.gen_buffers = gen_opengl_buffers,
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.bind_buffer = bind_opengl_buffer,
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.buffer_data = set_opengl_buffer_data,
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.read_pixels = pp::legacy::gl_framebuffer::read_opengl_pixels,
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};
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}
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inline pp::renderer::gl::OpenGlPixelBufferMapDispatch pixel_buffer_map_dispatch() noexcept
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{
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return pp::renderer::gl::OpenGlPixelBufferMapDispatch {
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.bind_buffer = bind_opengl_buffer,
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.map_buffer_range = map_opengl_buffer_range,
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};
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}
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inline pp::renderer::gl::OpenGlPixelBufferUnmapDispatch pixel_buffer_unmap_dispatch() noexcept
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{
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return pp::renderer::gl::OpenGlPixelBufferUnmapDispatch {
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.bind_buffer = bind_opengl_buffer,
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.unmap_buffer = unmap_opengl_buffer,
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};
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}
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inline pp::renderer::gl::OpenGlPixelBufferDeleteDispatch pixel_buffer_delete_dispatch() noexcept
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{
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return pp::renderer::gl::OpenGlPixelBufferDeleteDispatch {
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.delete_buffers = delete_opengl_buffers,
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};
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}
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} // namespace pp::legacy::gl_pixel_buffer
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