From ea1848ce0a5f03c3a9f7e0a221350f4f4044bb08 Mon Sep 17 00:00:00 2001 From: bruvzg <7645683+bruvzg@users.noreply.github.com> Date: Thu, 29 Sep 2022 09:18:07 +0300 Subject: Use `constexpr` in the conditions with template parameters and `sizeof`s to suppress C4127 warnings. --- core/io/file_access.cpp | 2 +- core/io/image.cpp | 32 ++++++++++++++++---------------- core/io/resource_format_binary.cpp | 8 ++++---- 3 files changed, 21 insertions(+), 21 deletions(-) (limited to 'core/io') diff --git a/core/io/file_access.cpp b/core/io/file_access.cpp index 499f083f51..cb25564342 100644 --- a/core/io/file_access.cpp +++ b/core/io/file_access.cpp @@ -548,7 +548,7 @@ void FileAccess::store_64(uint64_t p_dest) { } void FileAccess::store_real(real_t p_real) { - if (sizeof(real_t) == 4) { + if constexpr (sizeof(real_t) == 4) { store_float(p_real); } else { store_double(p_real); diff --git a/core/io/image.cpp b/core/io/image.cpp index 812bfa8263..56c05bf042 100644 --- a/core/io/image.cpp +++ b/core/io/image.cpp @@ -444,7 +444,7 @@ static void _convert(int p_width, int p_height, const uint8_t *p_src, uint8_t *p uint8_t rgba[4] = { 0, 0, 0, 255 }; - if (read_gray) { + if constexpr (read_gray) { rgba[0] = rofs[0]; rgba[1] = rofs[0]; rgba[2] = rofs[0]; @@ -454,11 +454,11 @@ static void _convert(int p_width, int p_height, const uint8_t *p_src, uint8_t *p } } - if (read_alpha || write_alpha) { + if constexpr (read_alpha || write_alpha) { rgba[3] = read_alpha ? rofs[read_bytes] : 255; } - if (write_gray) { + if constexpr (write_gray) { //TODO: not correct grayscale, should use fixed point version of actual weights wofs[0] = uint8_t((uint16_t(rgba[0]) + uint16_t(rgba[1]) + uint16_t(rgba[2])) / 3); } else { @@ -467,7 +467,7 @@ static void _convert(int p_width, int p_height, const uint8_t *p_src, uint8_t *p } } - if (write_alpha) { + if constexpr (write_alpha) { wofs[write_bytes] = rgba[3]; } } @@ -640,7 +640,7 @@ static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_ double xfac = (double)width / p_dst_width; double yfac = (double)height / p_dst_height; // coordinates of source points and coefficients - double ox, oy, dx, dy, k1, k2; + double ox, oy, dx, dy; int ox1, oy1, ox2, oy2; // destination pixel values // width and height decreased by 1 @@ -671,7 +671,7 @@ static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_ for (int n = -1; n < 3; n++) { // get Y coefficient - k1 = _bicubic_interp_kernel(dy - (double)n); + [[maybe_unused]] double k1 = _bicubic_interp_kernel(dy - (double)n); oy2 = oy1 + n; if (oy2 < 0) { @@ -683,7 +683,7 @@ static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_ for (int m = -1; m < 3; m++) { // get X coefficient - k2 = k1 * _bicubic_interp_kernel((double)m - dx); + [[maybe_unused]] double k2 = k1 * _bicubic_interp_kernel((double)m - dx); ox2 = ox1 + m; if (ox2 < 0) { @@ -697,7 +697,7 @@ static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_ const T *__restrict p = ((T *)p_src) + (oy2 * p_src_width + ox2) * CC; for (int i = 0; i < CC; i++) { - if (sizeof(T) == 2) { //half float + if constexpr (sizeof(T) == 2) { //half float color[i] = Math::half_to_float(p[i]); } else { color[i] += p[i] * k2; @@ -707,9 +707,9 @@ static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_ } for (int i = 0; i < CC; i++) { - if (sizeof(T) == 1) { //byte + if constexpr (sizeof(T) == 1) { //byte dst[i] = CLAMP(Math::fast_ftoi(color[i]), 0, 255); - } else if (sizeof(T) == 2) { //half float + } else if constexpr (sizeof(T) == 2) { //half float dst[i] = Math::make_half_float(color[i]); } else { dst[i] = color[i]; @@ -758,7 +758,7 @@ static void _scale_bilinear(const uint8_t *__restrict p_src, uint8_t *__restrict src_xofs_right *= CC; for (uint32_t l = 0; l < CC; l++) { - if (sizeof(T) == 1) { //uint8 + if constexpr (sizeof(T) == 1) { //uint8 uint32_t p00 = p_src[y_ofs_up + src_xofs_left + l] << FRAC_BITS; uint32_t p10 = p_src[y_ofs_up + src_xofs_right + l] << FRAC_BITS; uint32_t p01 = p_src[y_ofs_down + src_xofs_left + l] << FRAC_BITS; @@ -769,7 +769,7 @@ static void _scale_bilinear(const uint8_t *__restrict p_src, uint8_t *__restrict uint32_t interp = interp_up + (((interp_down - interp_up) * src_yofs_frac) >> FRAC_BITS); interp >>= FRAC_BITS; p_dst[i * p_dst_width * CC + j * CC + l] = uint8_t(interp); - } else if (sizeof(T) == 2) { //half float + } else if constexpr (sizeof(T) == 2) { //half float float xofs_frac = float(src_xofs_frac) / (1 << FRAC_BITS); float yofs_frac = float(src_yofs_frac) / (1 << FRAC_BITS); @@ -786,7 +786,7 @@ static void _scale_bilinear(const uint8_t *__restrict p_src, uint8_t *__restrict float interp = interp_up + ((interp_down - interp_up) * yofs_frac); dst[i * p_dst_width * CC + j * CC + l] = Math::make_half_float(interp); - } else if (sizeof(T) == 4) { //float + } else if constexpr (sizeof(T) == 4) { //float float xofs_frac = float(src_xofs_frac) / (1 << FRAC_BITS); float yofs_frac = float(src_yofs_frac) / (1 << FRAC_BITS); @@ -877,7 +877,7 @@ static void _scale_lanczos(const uint8_t *__restrict p_src, uint8_t *__restrict const T *__restrict src_data = ((const T *)p_src) + (buffer_y * src_width + target_x) * CC; for (uint32_t i = 0; i < CC; i++) { - if (sizeof(T) == 2) { //half float + if constexpr (sizeof(T) == 2) { //half float pixel[i] += Math::half_to_float(src_data[i]) * lanczos_val; } else { pixel[i] += src_data[i] * lanczos_val; @@ -934,9 +934,9 @@ static void _scale_lanczos(const uint8_t *__restrict p_src, uint8_t *__restrict for (uint32_t i = 0; i < CC; i++) { pixel[i] /= weight; - if (sizeof(T) == 1) { //byte + if constexpr (sizeof(T) == 1) { //byte dst_data[i] = CLAMP(Math::fast_ftoi(pixel[i]), 0, 255); - } else if (sizeof(T) == 2) { //half float + } else if constexpr (sizeof(T) == 2) { //half float dst_data[i] = Math::make_half_float(pixel[i]); } else { // float dst_data[i] = pixel[i]; diff --git a/core/io/resource_format_binary.cpp b/core/io/resource_format_binary.cpp index 06649aba5b..36fa77626e 100644 --- a/core/io/resource_format_binary.cpp +++ b/core/io/resource_format_binary.cpp @@ -107,7 +107,7 @@ void ResourceLoaderBinary::_advance_padding(uint32_t p_len) { static Error read_reals(real_t *dst, Ref &f, size_t count) { if (f->real_is_double) { - if (sizeof(real_t) == 8) { + if constexpr (sizeof(real_t) == 8) { // Ideal case with double-precision f->get_buffer((uint8_t *)dst, count * sizeof(double)); #ifdef BIG_ENDIAN_ENABLED @@ -118,7 +118,7 @@ static Error read_reals(real_t *dst, Ref &f, size_t count) { } } #endif - } else if (sizeof(real_t) == 4) { + } else if constexpr (sizeof(real_t) == 4) { // May be slower, but this is for compatibility. Eventually the data should be converted. for (size_t i = 0; i < count; ++i) { dst[i] = f->get_double(); @@ -127,7 +127,7 @@ static Error read_reals(real_t *dst, Ref &f, size_t count) { ERR_FAIL_V_MSG(ERR_UNAVAILABLE, "real_t size is neither 4 nor 8!"); } } else { - if (sizeof(real_t) == 4) { + if constexpr (sizeof(real_t) == 4) { // Ideal case with float-precision f->get_buffer((uint8_t *)dst, count * sizeof(float)); #ifdef BIG_ENDIAN_ENABLED @@ -138,7 +138,7 @@ static Error read_reals(real_t *dst, Ref &f, size_t count) { } } #endif - } else if (sizeof(real_t) == 8) { + } else if constexpr (sizeof(real_t) == 8) { for (size_t i = 0; i < count; ++i) { dst[i] = f->get_float(); } -- cgit v1.2.3