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panopainter/src/legacy_gl_texture_dispatch.h

243 lines
7.3 KiB
C++

#pragma once
#include <cstdint>
#include <span>
#include "log.h"
#include "renderer_gl/opengl_capabilities.h"
namespace pp::legacy::gl_texture {
inline void gen_opengl_textures(std::uint32_t count, std::uint32_t* ids) noexcept
{
glGenTextures(static_cast<GLsizei>(count), reinterpret_cast<GLuint*>(ids));
}
inline void delete_opengl_textures(std::uint32_t count, const std::uint32_t* ids) noexcept
{
glDeleteTextures(static_cast<GLsizei>(count), reinterpret_cast<const GLuint*>(ids));
}
inline void bind_opengl_texture(std::uint32_t target, std::uint32_t texture) noexcept
{
glBindTexture(static_cast<GLenum>(target), static_cast<GLuint>(texture));
}
inline void upload_opengl_texture_2d(
std::uint32_t target,
std::int32_t level,
std::int32_t internal_format,
std::int32_t width,
std::int32_t height,
std::int32_t border,
std::uint32_t pixel_format,
std::uint32_t component_type,
const void* data) noexcept
{
glTexImage2D(
static_cast<GLenum>(target),
static_cast<GLint>(level),
static_cast<GLint>(internal_format),
static_cast<GLsizei>(width),
static_cast<GLsizei>(height),
static_cast<GLint>(border),
static_cast<GLenum>(pixel_format),
static_cast<GLenum>(component_type),
data);
}
inline void update_opengl_texture_2d_region(
std::uint32_t target,
std::int32_t level,
std::int32_t x,
std::int32_t y,
std::int32_t width,
std::int32_t height,
std::uint32_t pixel_format,
std::uint32_t component_type,
const void* data) noexcept
{
glTexSubImage2D(
static_cast<GLenum>(target),
static_cast<GLint>(level),
static_cast<GLint>(x),
static_cast<GLint>(y),
static_cast<GLsizei>(width),
static_cast<GLsizei>(height),
static_cast<GLenum>(pixel_format),
static_cast<GLenum>(component_type),
data);
}
inline void set_opengl_texture_parameter_f(std::uint32_t target, std::uint32_t parameter, float value) noexcept
{
glTexParameterf(static_cast<GLenum>(target), static_cast<GLenum>(parameter), static_cast<GLfloat>(value));
}
inline void generate_opengl_mipmap(std::uint32_t target) noexcept
{
glGenerateMipmap(static_cast<GLenum>(target));
}
inline pp::renderer::gl::OpenGlTexture2DAllocationDispatch texture_2d_allocation_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DAllocationDispatch {
.gen_textures = gen_opengl_textures,
.bind_texture = bind_opengl_texture,
.tex_image_2d = upload_opengl_texture_2d,
};
}
inline pp::renderer::gl::OpenGlTextureCubeAllocationDispatch texture_cube_allocation_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTextureCubeAllocationDispatch {
.gen_textures = gen_opengl_textures,
.bind_texture = bind_opengl_texture,
.tex_image_2d = upload_opengl_texture_2d,
};
}
inline pp::renderer::gl::OpenGlTexture2DDeleteDispatch texture_delete_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DDeleteDispatch {
.delete_textures = delete_opengl_textures,
};
}
inline pp::renderer::gl::OpenGlTexture2DBindDispatch texture_bind_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DBindDispatch {
.bind_texture = bind_opengl_texture,
};
}
inline pp::renderer::gl::OpenGlTexture2DUpdateDispatch texture_update_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DUpdateDispatch {
.bind_texture = bind_opengl_texture,
.tex_sub_image_2d = update_opengl_texture_2d_region,
};
}
inline pp::renderer::gl::OpenGlTexture2DParameterDispatch texture_parameter_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DParameterDispatch {
.bind_texture = bind_opengl_texture,
.tex_parameter_f = set_opengl_texture_parameter_f,
};
}
inline pp::renderer::gl::OpenGlTexture2DMipmapDispatch texture_mipmap_dispatch() noexcept
{
return pp::renderer::gl::OpenGlTexture2DMipmapDispatch {
.bind_texture = bind_opengl_texture,
.generate_mipmap = generate_opengl_mipmap,
};
}
inline std::uint32_t allocate_texture_2d(
pp::renderer::gl::OpenGlTexture2DAllocation allocation,
const char* context)
{
const auto result = pp::renderer::gl::allocate_opengl_texture_2d(allocation, texture_2d_allocation_dispatch());
if (!result.ok()) {
LOG("%s failed because: %s", context, result.status().message);
return 0U;
}
return result.value();
}
inline std::uint32_t allocate_texture_cube(
pp::renderer::gl::OpenGlTextureCubeAllocation allocation,
const char* context)
{
const auto result = pp::renderer::gl::allocate_opengl_texture_cube(
allocation,
texture_cube_allocation_dispatch());
if (!result.ok()) {
LOG("%s failed because: %s", context, result.status().message);
return 0U;
}
return result.value();
}
inline bool delete_texture_2d(std::uint32_t texture_id, const char* context)
{
const auto status = pp::renderer::gl::delete_opengl_texture_2d(texture_id, texture_delete_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool delete_texture_objects(std::span<const std::uint32_t> texture_ids, const char* context)
{
const auto status = pp::renderer::gl::delete_opengl_texture_objects(texture_ids, texture_delete_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool bind_texture_2d(std::uint32_t texture_id, const char* context)
{
const auto status = pp::renderer::gl::bind_opengl_texture_2d(texture_id, texture_bind_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool bind_texture_cube(std::uint32_t texture_id, const char* context)
{
const auto status = pp::renderer::gl::bind_opengl_texture_cube(texture_id, texture_bind_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool update_texture_2d(pp::renderer::gl::OpenGlTexture2DUpdate update, const char* context)
{
const auto status = pp::renderer::gl::update_opengl_texture_2d(update, texture_update_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool set_texture_2d_parameters(
std::uint32_t texture_id,
std::span<const pp::renderer::gl::OpenGlTextureParameter> parameters,
const char* context)
{
const auto status = pp::renderer::gl::set_opengl_texture_2d_parameters(
texture_id,
parameters,
texture_parameter_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
inline bool generate_texture_2d_mipmaps(std::uint32_t texture_id, const char* context)
{
const auto status = pp::renderer::gl::generate_opengl_texture_2d_mipmaps(
texture_id,
texture_mipmap_dispatch());
if (!status.ok()) {
LOG("%s failed because: %s", context, status.message);
return false;
}
return true;
}
} // namespace pp::legacy::gl_texture