rpcsx/rpcs3/Emu/RSX/GL/glutils/fbo.cpp
kd-11 fdfcc6c5ea gl: Refactor attachment clear logic
- Make the whole thing a standalone command to avoid unnecessary state meddling.
2023-04-19 14:21:15 +03:00

268 lines
7.5 KiB
C++

#include "stdafx.h"
#include "fbo.h"
#include "buffer_object.h"
#include "vao.hpp"
#include "Emu/RSX/Common/simple_array.hpp"
namespace gl
{
const fbo screen{};
void fbo::create()
{
glGenFramebuffers(1, &m_id);
}
void fbo::bind() const
{
glBindFramebuffer(GL_FRAMEBUFFER, m_id);
}
void fbo::blit(const fbo& dst, areai src_area, areai dst_area, buffers buffers_, filter filter_) const
{
bind_as(target::read_frame_buffer);
dst.bind_as(target::draw_frame_buffer);
glBlitFramebuffer(
src_area.x1, src_area.y1, src_area.x2, src_area.y2,
dst_area.x1, dst_area.y1, dst_area.x2, dst_area.y2,
static_cast<GLbitfield>(buffers_), static_cast<GLenum>(filter_));
}
void fbo::bind_as(target target_) const
{
glBindFramebuffer(static_cast<int>(target_), id());
}
void fbo::remove()
{
if (m_id != GL_NONE)
{
glDeleteFramebuffers(1, &m_id);
m_id = GL_NONE;
}
}
bool fbo::created() const
{
return m_id != GL_NONE;
}
bool fbo::check() const
{
GLenum status = DSA_CALL2_RET(CheckNamedFramebufferStatus, m_id, GL_FRAMEBUFFER);
if (status != GL_FRAMEBUFFER_COMPLETE)
{
rsx_log.error("FBO check failed: 0x%04x", status);
return false;
}
return true;
}
void fbo::recreate()
{
if (created())
remove();
create();
}
void fbo::draw_buffer(const attachment& buffer) const
{
GLenum buf = buffer.id();
DSA_CALL3(NamedFramebufferDrawBuffers, FramebufferDrawBuffers, m_id, 1, &buf);
}
void fbo::draw_buffers(const std::initializer_list<attachment>& indexes) const
{
rsx::simple_array<GLenum> ids;
ids.reserve(::size32(indexes));
for (auto& index : indexes)
ids.push_back(index.id());
DSA_CALL3(NamedFramebufferDrawBuffers, FramebufferDrawBuffers, m_id, static_cast<GLsizei>(ids.size()), ids.data());
}
void fbo::read_buffer(const attachment& buffer) const
{
DSA_CALL3(NamedFramebufferReadBuffer, FramebufferReadBuffer, m_id, buffer.id());
}
void fbo::draw_arrays(GLenum mode, GLsizei count, GLint first) const
{
save_binding_state save(*this);
glDrawArrays(mode, first, count);
}
void fbo::draw_arrays(const buffer& buffer, GLenum mode, GLsizei count, GLint first) const
{
buffer.bind(buffer::target::array);
draw_arrays(mode, count, first);
}
void fbo::draw_arrays(const vao& buffer, GLenum mode, GLsizei count, GLint first) const
{
buffer.bind();
draw_arrays(mode, count, first);
}
void fbo::draw_elements(GLenum mode, GLsizei count, indices_type type, const GLvoid* indices) const
{
save_binding_state save(*this);
glDrawElements(mode, count, static_cast<GLenum>(type), indices);
}
void fbo::draw_elements(const buffer& buffer, GLenum mode, GLsizei count, indices_type type, const GLvoid* indices) const
{
buffer.bind(buffer::target::array);
glDrawElements(mode, count, static_cast<GLenum>(type), indices);
}
void fbo::draw_elements(GLenum mode, GLsizei count, indices_type type, const buffer& indices, usz indices_buffer_offset) const
{
indices.bind(buffer::target::element_array);
glDrawElements(mode, count, static_cast<GLenum>(type), reinterpret_cast<GLvoid*>(indices_buffer_offset));
}
void fbo::draw_elements(const buffer& buffer_, GLenum mode, GLsizei count, indices_type type, const buffer& indices, usz indices_buffer_offset) const
{
buffer_.bind(buffer::target::array);
draw_elements(mode, count, type, indices, indices_buffer_offset);
}
void fbo::draw_elements(GLenum mode, GLsizei count, const GLubyte* indices) const
{
draw_elements(mode, count, indices_type::ubyte, indices);
}
void fbo::draw_elements(const buffer& buffer, GLenum mode, GLsizei count, const GLubyte* indices) const
{
draw_elements(buffer, mode, count, indices_type::ubyte, indices);
}
void fbo::draw_elements(GLenum mode, GLsizei count, const GLushort* indices) const
{
draw_elements(mode, count, indices_type::ushort, indices);
}
void fbo::draw_elements(const buffer& buffer, GLenum mode, GLsizei count, const GLushort* indices) const
{
draw_elements(buffer, mode, count, indices_type::ushort, indices);
}
void fbo::draw_elements(GLenum mode, GLsizei count, const GLuint* indices) const
{
draw_elements(mode, count, indices_type::uint, indices);
}
void fbo::draw_elements(const buffer& buffer, GLenum mode, GLsizei count, const GLuint* indices) const
{
draw_elements(buffer, mode, count, indices_type::uint, indices);
}
void fbo::clear(buffers buffers_) const
{
save_binding_state save(*this);
glClear(static_cast<GLbitfield>(buffers_));
}
void fbo::copy_from(const void* pixels, const sizei& size, gl::texture::format format_, gl::texture::type type_, class pixel_unpack_settings pixel_settings) const
{
save_binding_state save(*this);
pixel_settings.apply();
glDrawPixels(size.width, size.height, static_cast<GLenum>(format_), static_cast<GLenum>(type_), pixels);
}
void fbo::copy_from(const buffer& buf, const sizei& size, gl::texture::format format_, gl::texture::type type_, class pixel_unpack_settings pixel_settings) const
{
save_binding_state save(*this);
buffer::save_binding_state save_buffer(buffer::target::pixel_unpack, buf);
pixel_settings.apply();
glDrawPixels(size.width, size.height, static_cast<GLenum>(format_), static_cast<GLenum>(type_), nullptr);
}
void fbo::copy_to(void* pixels, coordi coord, gl::texture::format format_, gl::texture::type type_, class pixel_pack_settings pixel_settings) const
{
save_binding_state save(*this);
pixel_settings.apply();
glReadPixels(coord.x, coord.y, coord.width, coord.height, static_cast<GLenum>(format_), static_cast<GLenum>(type_), pixels);
}
void fbo::copy_to(const buffer& buf, coordi coord, gl::texture::format format_, gl::texture::type type_, class pixel_pack_settings pixel_settings) const
{
save_binding_state save(*this);
buffer::save_binding_state save_buffer(buffer::target::pixel_pack, buf);
pixel_settings.apply();
glReadPixels(coord.x, coord.y, coord.width, coord.height, static_cast<GLenum>(format_), static_cast<GLenum>(type_), nullptr);
}
fbo fbo::get_bound_draw_buffer()
{
GLint value;
glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &value);
return{ static_cast<GLuint>(value) };
}
fbo fbo::get_bound_read_buffer()
{
GLint value;
glGetIntegerv(GL_READ_FRAMEBUFFER_BINDING, &value);
return{ static_cast<GLuint>(value) };
}
fbo fbo::get_bound_buffer()
{
GLint value;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &value);
return{ static_cast<GLuint>(value) };
}
GLuint fbo::id() const
{
return m_id;
}
void fbo::set_id(GLuint id)
{
m_id = id;
}
void fbo::set_extents(const size2i& extents)
{
m_size = extents;
}
size2i fbo::get_extents() const
{
return m_size;
}
bool fbo::matches(const std::array<GLuint, 4>& color_targets, GLuint depth_stencil_target) const
{
for (u32 index = 0; index < 4; ++index)
{
if (color[index].resource_id() != color_targets[index])
{
return false;
}
}
const auto depth_resource = depth.resource_id() | depth_stencil.resource_id();
return (depth_resource == depth_stencil_target);
}
bool fbo::references_any(const std::vector<GLuint>& resources) const
{
return std::any_of(m_resource_bindings.cbegin(), m_resource_bindings.cend(), [&resources](const auto& e)
{
return std::find(resources.cbegin(), resources.cend(), e.second) != resources.cend();
});
}
}