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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <string>
#include <fmt/format.h>
#include <glad/glad.h>
#include "common/assert.h"
#include "common/common_types.h"
#include "common/scope_exit.h"
#include "video_core/renderer_opengl/utils.h"
namespace OpenGL {
VertexArrayPushBuffer::VertexArrayPushBuffer() = default;
VertexArrayPushBuffer::~VertexArrayPushBuffer() = default;
void VertexArrayPushBuffer::Setup(GLuint vao_) {
vao = vao_;
index_buffer = nullptr;
vertex_buffers.clear();
}
void VertexArrayPushBuffer::SetIndexBuffer(const GLuint* buffer) {
index_buffer = buffer;
}
void VertexArrayPushBuffer::SetVertexBuffer(GLuint binding_index, const GLuint* buffer,
GLintptr offset, GLsizei stride) {
vertex_buffers.push_back(Entry{binding_index, buffer, offset, stride});
}
void VertexArrayPushBuffer::Bind() {
if (index_buffer) {
glVertexArrayElementBuffer(vao, *index_buffer);
}
// TODO(Rodrigo): Find a way to ARB_multi_bind this
for (const auto& entry : vertex_buffers) {
glVertexArrayVertexBuffer(vao, entry.binding_index, *entry.buffer, entry.offset,
entry.stride);
}
}
BindBuffersRangePushBuffer::BindBuffersRangePushBuffer(GLenum target) : target{target} {}
BindBuffersRangePushBuffer::~BindBuffersRangePushBuffer() = default;
void BindBuffersRangePushBuffer::Setup(GLuint first_) {
first = first_;
buffer_pointers.clear();
offsets.clear();
sizes.clear();
}
void BindBuffersRangePushBuffer::Push(const GLuint* buffer, GLintptr offset, GLsizeiptr size) {
buffer_pointers.push_back(buffer);
offsets.push_back(offset);
sizes.push_back(size);
}
void BindBuffersRangePushBuffer::Bind() {
// Ensure sizes are valid.
const std::size_t count{buffer_pointers.size()};
DEBUG_ASSERT(count == offsets.size() && count == sizes.size());
if (count == 0) {
return;
}
// Dereference buffers.
buffers.resize(count);
std::transform(buffer_pointers.begin(), buffer_pointers.end(), buffers.begin(),
[](const GLuint* pointer) { return *pointer; });
glBindBuffersRange(target, first, static_cast<GLsizei>(count), buffers.data(), offsets.data(),
sizes.data());
}
void LabelGLObject(GLenum identifier, GLuint handle, VAddr addr, std::string_view extra_info) {
if (!GLAD_GL_KHR_debug) {
// We don't need to throw an error as this is just for debugging
return;
}
std::string object_label;
if (extra_info.empty()) {
switch (identifier) {
case GL_TEXTURE:
object_label = fmt::format("Texture@0x{:016X}", addr);
break;
case GL_PROGRAM:
object_label = fmt::format("Shader@0x{:016X}", addr);
break;
default:
object_label = fmt::format("Object(0x{:X})@0x{:016X}", identifier, addr);
break;
}
} else {
object_label = fmt::format("{}@0x{:016X}", extra_info, addr);
}
glObjectLabel(identifier, handle, -1, static_cast<const GLchar*>(object_label.c_str()));
}
} // namespace OpenGL
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