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Commit 4a95f8bd authored by Davis King's avatar Davis King
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Made pixel_traits use constexpr everywhere to avoid compiler errors in newer compilers.

parent de13fdeb
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Showing with 70 additions and 70 deletions
dlib/gui_core/gui_core_kernel_1.h
View file @ 4a95f8bd
......@@ -124,16 +124,16 @@ namespace dlib
template <>
struct pixel_traits<canvas::pixel>
{
const static bool rgb = true;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = false;
const static long num = 3;
constexpr static bool rgb = true;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// ----------------------------------------------------------------------------------------
......
dlib/gui_core/gui_core_kernel_2.h
View file @ 4a95f8bd
......@@ -140,16 +140,16 @@ namespace dlib
template <>
struct pixel_traits<canvas::pixel>
{
const static bool rgb = true;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = false;
const static long num = 3;
constexpr static bool rgb = true;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// -----------------
......
dlib/pixel.h
View file @ 4a95f8bd
......@@ -406,17 +406,17 @@ namespace dlib
template <>
struct pixel_traits<rgb_pixel>
{
const static bool rgb = true;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = false;
const static bool lab = false;
enum {num = 3};
constexpr static bool rgb = true;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static bool lab = false;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// ----------------------------------------------------------------------------------------
......@@ -424,17 +424,17 @@ namespace dlib
template <>
struct pixel_traits<bgr_pixel>
{
const static bool rgb = true;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = false;
const static bool lab = false;
enum {num = 3};
constexpr static bool rgb = true;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static bool lab = false;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// ----------------------------------------------------------------------------------------
......@@ -442,17 +442,17 @@ namespace dlib
template <>
struct pixel_traits<rgb_alpha_pixel>
{
const static bool rgb = false;
const static bool rgb_alpha = true;
const static bool grayscale = false;
const static bool hsi = false;
const static bool lab = false;
enum {num = 4};
constexpr static bool rgb = false;
constexpr static bool rgb_alpha = true;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static bool lab = false;
constexpr static long num = 4;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = true;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = true;
};
// ----------------------------------------------------------------------------------------
......@@ -461,17 +461,17 @@ namespace dlib
template <>
struct pixel_traits<hsi_pixel>
{
const static bool rgb = false;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = true;
const static bool lab = false;
enum {num = 3};
constexpr static bool rgb = false;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = true;
constexpr static bool lab = false;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// ----------------------------------------------------------------------------------------
......@@ -480,17 +480,17 @@ namespace dlib
template <>
struct pixel_traits<lab_pixel>
{
const static bool rgb = false;
const static bool rgb_alpha = false;
const static bool grayscale = false;
const static bool hsi = false;
const static bool lab = true;
const static long num = 3;
constexpr static bool rgb = false;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = false;
constexpr static bool hsi = false;
constexpr static bool lab = true;
constexpr static long num = 3;
typedef unsigned char basic_pixel_type;
static basic_pixel_type min() { return 0;}
static basic_pixel_type max() { return 255;}
const static bool is_unsigned = true;
const static bool has_alpha = false;
constexpr static bool is_unsigned = true;
constexpr static bool has_alpha = false;
};
// ----------------------------------------------------------------------------------------
......@@ -498,17 +498,17 @@ namespace dlib
template <typename T>
struct grayscale_pixel_traits
{
const static bool rgb = false;
const static bool rgb_alpha = false;
const static bool grayscale = true;
const static bool hsi = false;
const static bool lab = false;
enum {num = 1};
const static bool has_alpha = false;
constexpr static bool rgb = false;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = true;
constexpr static bool hsi = false;
constexpr static bool lab = false;
constexpr static long num = 1;
constexpr static bool has_alpha = false;
typedef T basic_pixel_type;
static basic_pixel_type min() { return std::numeric_limits<T>::min();}
static basic_pixel_type max() { return std::numeric_limits<T>::max();}
const static bool is_unsigned = is_unsigned_type<T>::value;
constexpr static bool is_unsigned = is_unsigned_type<T>::value;
};
template <> struct pixel_traits<unsigned char> : public grayscale_pixel_traits<unsigned char> {};
......@@ -530,17 +530,17 @@ namespace dlib
template <typename T>
struct float_grayscale_pixel_traits
{
const static bool rgb = false;
const static bool rgb_alpha = false;
const static bool grayscale = true;
const static bool hsi = false;
const static bool lab = false;
enum {num = 1};
const static bool has_alpha = false;
constexpr static bool rgb = false;
constexpr static bool rgb_alpha = false;
constexpr static bool grayscale = true;
constexpr static bool hsi = false;
constexpr static bool lab = false;
constexpr static long num = 1;
constexpr static bool has_alpha = false;
typedef T basic_pixel_type;
static basic_pixel_type min() { return -std::numeric_limits<T>::max();}
static basic_pixel_type max() { return std::numeric_limits<T>::max();}
const static bool is_unsigned = false;
constexpr static bool is_unsigned = false;
};
template <> struct pixel_traits<float> : public float_grayscale_pixel_traits<float> {};
......
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