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Share retained sampler and pixel-buffer dispatch bridges

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This commit is contained in:
omigamedev
2026-06-05 14:42:40 +02:00
parent 84e63c0d34
commit d719a5a5e5
7 changed files with 294 additions and 184 deletions
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90
src/rtt.cpp
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@@ -4,6 +4,7 @@
#include "util.h"
#include "app.h"
#include "legacy_gl_framebuffer_dispatch.h"
#include "legacy_gl_pixel_buffer_dispatch.h"
#include "legacy_gl_renderbuffer_dispatch.h"
#include "legacy_gl_texture_dispatch.h"
#include "renderer_gl/opengl_capabilities.h"
@@ -32,52 +33,6 @@ void set_opengl_color_mask(std::uint8_t r, std::uint8_t g, std::uint8_t b, std::
glColorMask(r, g, b, a);
}
void gen_opengl_buffers(std::uint32_t count, std::uint32_t* ids) noexcept
{
glGenBuffers(static_cast<GLsizei>(count), reinterpret_cast<GLuint*>(ids));
}
void delete_opengl_buffers(std::uint32_t count, const std::uint32_t* ids) noexcept
{
glDeleteBuffers(static_cast<GLsizei>(count), reinterpret_cast<const GLuint*>(ids));
}
void bind_opengl_buffer(std::uint32_t target, std::uint32_t buffer) noexcept
{
glBindBuffer(static_cast<GLenum>(target), static_cast<GLuint>(buffer));
}
void set_opengl_buffer_data(
std::uint32_t target,
std::intptr_t byte_count,
const void* data,
std::uint32_t usage) noexcept
{
glBufferData(
static_cast<GLenum>(target),
static_cast<GLsizeiptr>(byte_count),
data,
static_cast<GLenum>(usage));
}
void* map_opengl_buffer_range(
std::uint32_t target,
std::intptr_t offset,
std::intptr_t byte_count,
std::uint32_t access) noexcept
{
return glMapBufferRange(
static_cast<GLenum>(target),
static_cast<GLintptr>(offset),
static_cast<GLsizeiptr>(byte_count),
static_cast<GLbitfield>(access));
}
void unmap_opengl_buffer(std::uint32_t target) noexcept
{
glUnmapBuffer(static_cast<GLenum>(target));
}
}
RTT& RTT::operator=(RTT&& other)
@@ -686,9 +641,7 @@ bool PBO::create() noexcept
{
App::I->render_task([this] {
const auto result = pp::renderer::gl::allocate_opengl_pixel_buffer(
pp::renderer::gl::OpenGlPixelBufferAllocationDispatch {
.gen_buffers = gen_opengl_buffers,
});
pp::legacy::gl_pixel_buffer::pixel_buffer_allocation_dispatch());
if (!result.ok()) {
LOG("%s", result.status().message);
buffer_id = 0U;
@@ -709,12 +662,7 @@ bool PBO::create(RTT& rtt) noexcept
width,
height,
pp::renderer::gl::rgba8_readback_format(),
pp::renderer::gl::OpenGlPixelBufferReadbackDispatch {
.gen_buffers = gen_opengl_buffers,
.bind_buffer = bind_opengl_buffer,
.buffer_data = set_opengl_buffer_data,
.read_pixels = pp::legacy::gl_framebuffer::read_opengl_pixels,
});
pp::legacy::gl_pixel_buffer::pixel_buffer_readback_dispatch());
rtt.unbindFramebuffer();
if (!result.ok()) {
LOG("%s", result.status().message);
@@ -733,9 +681,7 @@ void PBO::destroy() noexcept
App::I->render_task_async([id=buffer_id] {
const auto status = pp::renderer::gl::delete_opengl_pixel_buffer(
id,
pp::renderer::gl::OpenGlPixelBufferDeleteDispatch {
.delete_buffers = delete_opengl_buffers,
});
pp::legacy::gl_pixel_buffer::pixel_buffer_delete_dispatch());
if (!status.ok()) {
LOG("%s", status.message);
}
@@ -748,24 +694,6 @@ void PBO::destroy() noexcept
}
}
/*
void PBO::bind_read() noexcept
{
App::I->render_task([this] {
const auto buffer_target = static_cast<GLenum>(pp::renderer::gl::pixel_unpack_buffer_target());
glBindBuffer(buffer_target, buffer_id);
bound_slot = buffer_target;
});
}
void PBO::unbind() noexcept
{
App::I->render_task([this] {
glBindBuffer(bound_slot, buffer_id);
});
}
*/
glm::uint8_t* PBO::map() noexcept
{
App::I->render_task([this] {
@@ -774,10 +702,7 @@ glm::uint8_t* PBO::map() noexcept
width,
height,
pp::renderer::gl::rgba8_readback_format(),
pp::renderer::gl::OpenGlPixelBufferMapDispatch {
.bind_buffer = bind_opengl_buffer,
.map_buffer_range = map_opengl_buffer_range,
});
pp::legacy::gl_pixel_buffer::pixel_buffer_map_dispatch());
if (!result.ok()) {
LOG("%s", result.status().message);
mapped_ptr = nullptr;
@@ -793,10 +718,7 @@ void PBO::unmap() noexcept
App::I->render_task([this] {
const auto status = pp::renderer::gl::unmap_opengl_pixel_buffer(
buffer_id,
pp::renderer::gl::OpenGlPixelBufferUnmapDispatch {
.bind_buffer = bind_opengl_buffer,
.unmap_buffer = unmap_opengl_buffer,
});
pp::legacy::gl_pixel_buffer::pixel_buffer_unmap_dispatch());
if (!status.ok()) {
LOG("%s", status.message);
}