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Merge pull request #3994 from FearlessTobi/replace-clamp-functions 

Remove MathUtil::Clamp and replace it with its std:: counterpart
This commit is contained in:
James Rowe 2018-08-02 11:08:07 -06:00 committed by GitHub
parent cafe9838b5 15abf35889
commit 14b0435df2
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 69 additions and 82 deletions
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4
src/audio_core/codec.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <array>
#include <cstddef>
#include <cstring>
@ -9,7 +10,6 @@
#include "audio_core/codec.h"
#include "common/assert.h"
#include "common/common_types.h"
#include "common/math_util.h"
namespace AudioCore {
namespace Codec {
@ -51,7 +51,7 @@ StereoBuffer16 DecodeADPCM(const u8* const data, const size_t sample_count,
// Filter: y[n] = x[n] + 0.5 + c1 * y[n-1] + c2 * y[n-2]
int val = ((xn << 11) + 0x400 + coef1 * yn1 + coef2 * yn2) >> 11;
// Clamp to output range.
val = MathUtil::Clamp(val, -32768, 32767);
val = std::clamp(val, -32768, 32767);
// Advance output feedback.
yn2 = yn1;
yn1 = val;

6
src/audio_core/hle/filter.cpp
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@ -2,13 +2,13 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <array>
#include <cstddef>
#include "audio_core/hle/common.h"
#include "audio_core/hle/filter.h"
#include "audio_core/hle/shared_memory.h"
#include "common/common_types.h"
#include "common/math_util.h"
namespace AudioCore {
namespace HLE {
@ -68,7 +68,7 @@ std::array<s16, 2> SourceFilters::SimpleFilter::ProcessSample(const std::array<s
std::array<s16, 2> y0;
for (size_t i = 0; i < 2; i++) {
const s32 tmp = (b0 * x0[i] + a1 * y1[i]) >> 15;
y0[i] = MathUtil::Clamp(tmp, -32768, 32767);
y0[i] = std::clamp(tmp, -32768, 32767);
}
y1 = y0;
@ -102,7 +102,7 @@ std::array<s16, 2> SourceFilters::BiquadFilter::ProcessSample(const std::array<s
std::array<s16, 2> y0;
for (size_t i = 0; i < 2; i++) {
const s32 tmp = (b0 * x0[i] + b1 * x1[i] + b2 * x2[i] + a1 * y1[i] + a2 * y2[i]) >> 14;
y0[i] = MathUtil::Clamp(tmp, -32768, 32767);
y0[i] = std::clamp(tmp, -32768, 32767);
}
x2 = x1;

5
src/audio_core/hle/mixers.cpp
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@ -2,12 +2,11 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <cstddef>
#include "audio_core/hle/mixers.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/math_util.h"
namespace AudioCore {
namespace HLE {
@ -87,7 +86,7 @@ void Mixers::ParseConfig(DspConfiguration& config) {
}
static s16 ClampToS16(s32 value) {
return static_cast<s16>(MathUtil::Clamp(value, -32768, 32767));
return static_cast<s16>(std::clamp(value, -32768, 32767));
}
static std::array<s16, 2> AddAndClampToS16(const std::array<s16, 2>& a,

6
src/audio_core/interpolate.cpp
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@ -2,9 +2,9 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include "audio_core/interpolate.h"
#include "common/assert.h"
#include "common/math_util.h"
namespace AudioCore {
namespace AudioInterp {
@ -63,8 +63,8 @@ void Linear(State& state, StereoBuffer16& input, float rate, StereoFrame16& outp
StepOverSamples(state, input, rate, output, outputi,
[](u64 fraction, const auto& x0, const auto& x1, const auto& x2) {
// This is a saturated subtraction. (Verified by black-box fuzzing.)
s64 delta0 = MathUtil::Clamp<s64>(x1[0] - x0[0], -32768, 32767);
s64 delta1 = MathUtil::Clamp<s64>(x1[1] - x0[1], -32768, 32767);
s64 delta0 = std::clamp<s64>(x1[0] - x0[0], -32768, 32767);
s64 delta1 = std::clamp<s64>(x1[1] - x0[1], -32768, 32767);
return std::array<s16, 2>{
static_cast<s16>(x0[0] + fraction * delta0 / scale_factor),

4
src/audio_core/time_stretch.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <chrono>
#include <cmath>
#include <vector>
@ -10,7 +11,6 @@
#include "audio_core/time_stretch.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/math_util.h"
using steady_clock = std::chrono::steady_clock;
@ -20,7 +20,7 @@ constexpr double MIN_RATIO = 0.1;
constexpr double MAX_RATIO = 100.0;
static double ClampRatio(double ratio) {
return MathUtil::Clamp(ratio, MIN_RATIO, MAX_RATIO);
return std::clamp(ratio, MIN_RATIO, MAX_RATIO);
}
constexpr double MIN_DELAY_TIME = 0.05; // Units: seconds

9
src/citra_qt/camera/camera_util.cpp
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@ -2,10 +2,10 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <cstring>
#include <QImage>
#include "citra_qt/camera/camera_util.h"
#include "common/math_util.h"
#include "core/frontend/camera/factory.h"
#include "core/frontend/camera/interface.h"
@ -191,9 +191,10 @@ std::vector<u16> Rgb2Yuv(const QImage& source, int width, int height) {
if (write) {
pu = (pu + u) / 2;
pv = (pv + v) / 2;
using MathUtil::Clamp;
*(dest++) = static_cast<u16>(Clamp(py, 0, 0xFF) | (Clamp(pu, 0, 0xFF) << 8));
*(dest++) = static_cast<u16>(Clamp(y, 0, 0xFF) | (Clamp(pv, 0, 0xFF) << 8));
*(dest++) =
static_cast<u16>(std::clamp(py, 0, 0xFF) | (std::clamp(pu, 0, 0xFF) << 8));
*(dest++) =
static_cast<u16>(std::clamp(y, 0, 0xFF) | (std::clamp(pv, 0, 0xFF) << 8));
} else {
py = y;
pu = u;

5
src/common/math_util.h
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@ -17,11 +17,6 @@ inline bool IntervalsIntersect(unsigned start0, unsigned length0, unsigned start
return (std::max(start0, start1) < std::min(start0 + length0, start1 + length1));
}
template <typename T>
inline T Clamp(const T val, const T& min, const T& max) {
return std::max(min, std::min(max, val));
}
template <class T>
struct Rectangle {
T left;

8
src/core/hw/y2r.cpp
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@ -9,7 +9,6 @@
#include "common/assert.h"
#include "common/color.h"
#include "common/common_types.h"
#include "common/math_util.h"
#include "common/vector_math.h"
#include "core/hle/service/y2r_u.h"
#include "core/hw/y2r.h"
@ -70,10 +69,9 @@ static void ConvertYUVToRGB(InputFormat input_format, const u8* input_Y, const u
unsigned int tile = x / 8;
unsigned int tile_x = x % 8;
u32* out = &output[tile][y * 8 + tile_x];
using MathUtil::Clamp;
*out = ((u32)Clamp(r >> 5, 0, 0xFF) << 24) | ((u32)Clamp(g >> 5, 0, 0xFF) << 16) |
((u32)Clamp(b >> 5, 0, 0xFF) << 8);
*out = ((u32)std::clamp(r >> 5, 0, 0xFF) << 24) |
((u32)std::clamp(g >> 5, 0, 0xFF) << 16) |
((u32)std::clamp(b >> 5, 0, 0xFF) << 8);
}
}
}

4
src/core/perf_stats.cpp
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@ -2,10 +2,10 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <chrono>
#include <mutex>
#include <thread>
#include "common/math_util.h"
#include "core/hw/gpu.h"
#include "core/perf_stats.h"
#include "core/settings.h"
@ -92,7 +92,7 @@ void FrameLimiter::DoFrameLimiting(u64 current_system_time_us) {
(current_system_time_us - previous_system_time_us) / sleep_scale));
frame_limiting_delta_err -= duration_cast<microseconds>(now - previous_walltime);
frame_limiting_delta_err =
MathUtil::Clamp(frame_limiting_delta_err, -max_lag_time_us, max_lag_time_us);
std::clamp(frame_limiting_delta_err, -max_lag_time_us, max_lag_time_us);
if (frame_limiting_delta_err > microseconds::zero()) {
std::this_thread::sleep_for(frame_limiting_delta_err);

3
src/input_common/motion_emu.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <chrono>
#include <mutex>
#include <thread>
@ -44,7 +45,7 @@ public:
tilt_angle = 0;
} else {
tilt_direction = mouse_move.Cast<float>();
tilt_angle = MathUtil::Clamp(tilt_direction.Normalize() * sensitivity, 0.0f,
tilt_angle = std::clamp(tilt_direction.Normalize() * sensitivity, 0.0f,
MathUtil::PI * this->tilt_clamp / 180.0f);
}
}

9
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <memory>
#include <string>
#include <tuple>
@ -540,16 +541,16 @@ bool RasterizerOpenGL::Draw(bool accelerate, bool is_indexed) {
: (depth_surface == nullptr ? 1u : depth_surface->res_scale);
MathUtil::Rectangle<u32> draw_rect{
static_cast<u32>(MathUtil::Clamp<s32>(static_cast<s32>(surfaces_rect.left) +
static_cast<u32>(std::clamp<s32>(static_cast<s32>(surfaces_rect.left) +
viewport_rect_unscaled.left * res_scale,
surfaces_rect.left, surfaces_rect.right)), // Left
static_cast<u32>(MathUtil::Clamp<s32>(static_cast<s32>(surfaces_rect.bottom) +
static_cast<u32>(std::clamp<s32>(static_cast<s32>(surfaces_rect.bottom) +
viewport_rect_unscaled.top * res_scale,
surfaces_rect.bottom, surfaces_rect.top)), // Top
static_cast<u32>(MathUtil::Clamp<s32>(static_cast<s32>(surfaces_rect.left) +
static_cast<u32>(std::clamp<s32>(static_cast<s32>(surfaces_rect.left) +
viewport_rect_unscaled.right * res_scale,
surfaces_rect.left, surfaces_rect.right)), // Right
static_cast<u32>(MathUtil::Clamp<s32>(static_cast<s32>(surfaces_rect.bottom) +
static_cast<u32>(std::clamp<s32>(static_cast<s32>(surfaces_rect.bottom) +
viewport_rect_unscaled.bottom * res_scale,
surfaces_rect.bottom, surfaces_rect.top))}; // Bottom

11
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -1359,14 +1359,11 @@ SurfaceSurfaceRect_Tuple RasterizerCacheOpenGL::GetFramebufferSurfaces(
}
MathUtil::Rectangle<u32> viewport_clamped{
static_cast<u32>(std::clamp(viewport_rect.left, 0, static_cast<s32>(config.GetWidth()))),
static_cast<u32>(std::clamp(viewport_rect.top, 0, static_cast<s32>(config.GetHeight()))),
static_cast<u32>(std::clamp(viewport_rect.right, 0, static_cast<s32>(config.GetWidth()))),
static_cast<u32>(
MathUtil::Clamp(viewport_rect.left, 0, static_cast<s32>(config.GetWidth()))),
static_cast<u32>(
MathUtil::Clamp(viewport_rect.top, 0, static_cast<s32>(config.GetHeight()))),
static_cast<u32>(
MathUtil::Clamp(viewport_rect.right, 0, static_cast<s32>(config.GetWidth()))),
static_cast<u32>(
MathUtil::Clamp(viewport_rect.bottom, 0, static_cast<s32>(config.GetHeight())))};
std::clamp(viewport_rect.bottom, 0, static_cast<s32>(config.GetHeight())))};
// get color and depth surfaces
SurfaceParams color_params;

8
src/video_core/swrasterizer/framebuffer.cpp
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@ -3,12 +3,10 @@
// Refer to the license.txt file included.
#include <algorithm>
#include "common/assert.h"
#include "common/color.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/math_util.h"
#include "common/vector_math.h"
#include "core/hw/gpu.h"
#include "core/memory.h"
@ -301,8 +299,8 @@ Math::Vec4<u8> EvaluateBlendEquation(const Math::Vec4<u8>& src, const Math::Vec4
UNIMPLEMENTED();
}
return Math::Vec4<u8>(MathUtil::Clamp(result.r(), 0, 255), MathUtil::Clamp(result.g(), 0, 255),
MathUtil::Clamp(result.b(), 0, 255), MathUtil::Clamp(result.a(), 0, 255));
return Math::Vec4<u8>(std::clamp(result.r(), 0, 255), std::clamp(result.g(), 0, 255),
std::clamp(result.b(), 0, 255), std::clamp(result.a(), 0, 255));
};
u8 LogicOp(u8 src, u8 dest, FramebufferRegs::LogicOp op) {
@ -400,7 +398,7 @@ void DrawShadowMapPixel(int x, int y, u32 depth, u8 stencil) {
float16 linear = float16::FromRaw(shadow.linear);
float16 x = float16::FromFloat32(static_cast<float>(depth) / ref_z);
float16 stencil_new = float16::FromFloat32(stencil) / (constant + linear * x);
stencil = static_cast<u8>(MathUtil::Clamp(stencil_new.ToFloat32(), 0.0f, 255.0f));
stencil = static_cast<u8>(std::clamp(stencil_new.ToFloat32(), 0.0f, 255.0f));
if (stencil < ref_s)
EncodeX24S8Shadow(stencil, dst_pixel);

26
src/video_core/swrasterizer/lighting.cpp
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@ -2,7 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/math_util.h"
#include <algorithm>
#include "video_core/swrasterizer/lighting.h"
namespace Pica {
@ -96,10 +96,10 @@ std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
size_t lut =
static_cast<size_t>(LightingRegs::LightingSampler::DistanceAttenuation) + num;
float sample_loc = MathUtil::Clamp(scale * distance + bias, 0.0f, 1.0f);
float sample_loc = std::clamp(scale * distance + bias, 0.0f, 1.0f);
u8 lutindex =
static_cast<u8>(MathUtil::Clamp(std::floor(sample_loc * 256.0f), 0.0f, 255.0f));
static_cast<u8>(std::clamp(std::floor(sample_loc * 256.0f), 0.0f, 255.0f));
float delta = sample_loc * 256 - lutindex;
dist_atten = LookupLightingLut(lighting_state, lut, lutindex, delta);
}
@ -158,11 +158,11 @@ std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
result = std::max(result, 0.0f);
float flr = std::floor(result * 256.0f);
index = static_cast<u8>(MathUtil::Clamp(flr, 0.0f, 255.0f));
index = static_cast<u8>(std::clamp(flr, 0.0f, 255.0f));
delta = result * 256 - index;
} else {
float flr = std::floor(result * 128.0f);
s8 signed_index = static_cast<s8>(MathUtil::Clamp(flr, -128.0f, 127.0f));
s8 signed_index = static_cast<s8>(std::clamp(flr, -128.0f, 127.0f));
delta = result * 128.0f - signed_index;
index = static_cast<u8>(signed_index);
}
@ -316,15 +316,15 @@ std::tuple<Math::Vec4<u8>, Math::Vec4<u8>> ComputeFragmentsColors(
diffuse_sum += Math::MakeVec(lighting.global_ambient.ToVec3f(), 0.0f);
auto diffuse = Math::MakeVec<float>(MathUtil::Clamp(diffuse_sum.x, 0.0f, 1.0f) * 255,
MathUtil::Clamp(diffuse_sum.y, 0.0f, 1.0f) * 255,
MathUtil::Clamp(diffuse_sum.z, 0.0f, 1.0f) * 255,
MathUtil::Clamp(diffuse_sum.w, 0.0f, 1.0f) * 255)
auto diffuse = Math::MakeVec<float>(std::clamp(diffuse_sum.x, 0.0f, 1.0f) * 255,
std::clamp(diffuse_sum.y, 0.0f, 1.0f) * 255,
std::clamp(diffuse_sum.z, 0.0f, 1.0f) * 255,
std::clamp(diffuse_sum.w, 0.0f, 1.0f) * 255)
.Cast<u8>();
auto specular = Math::MakeVec<float>(MathUtil::Clamp(specular_sum.x, 0.0f, 1.0f) * 255,
MathUtil::Clamp(specular_sum.y, 0.0f, 1.0f) * 255,
MathUtil::Clamp(specular_sum.z, 0.0f, 1.0f) * 255,
MathUtil::Clamp(specular_sum.w, 0.0f, 1.0f) * 255)
auto specular = Math::MakeVec<float>(std::clamp(specular_sum.x, 0.0f, 1.0f) * 255,
std::clamp(specular_sum.y, 0.0f, 1.0f) * 255,
std::clamp(specular_sum.z, 0.0f, 1.0f) * 255,
std::clamp(specular_sum.w, 0.0f, 1.0f) * 255)
.Cast<u8>();
return std::make_tuple(diffuse, specular);
}

7
src/video_core/swrasterizer/rasterizer.cpp
View File

@ -11,7 +11,6 @@
#include "common/color.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/math_util.h"
#include "common/microprofile.h"
#include "common/quaternion.h"
#include "common/vector_math.h"
@ -271,7 +270,7 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
}
// Clamp the result
depth = MathUtil::Clamp(depth, 0.0f, 1.0f);
depth = std::clamp(depth, 0.0f, 1.0f);
// Perspective correct attribute interpolation:
// Attribute values cannot be calculated by simple linear interpolation since
@ -645,11 +644,11 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
}
// Generate clamped fog factor from LUT for given fog index
float fog_i = MathUtil::Clamp(floorf(fog_index), 0.0f, 127.0f);
float fog_i = std::clamp(floorf(fog_index), 0.0f, 127.0f);
float fog_f = fog_index - fog_i;
const auto& fog_lut_entry = g_state.fog.lut[static_cast<unsigned int>(fog_i)];
float fog_factor = fog_lut_entry.ToFloat() + fog_lut_entry.DiffToFloat() * fog_f;
fog_factor = MathUtil::Clamp(fog_factor, 0.0f, 1.0f);
fog_factor = std::clamp(fog_factor, 0.0f, 1.0f);
// Blend the fog
for (unsigned i = 0; i < 3; i++) {

10
src/video_core/swrasterizer/texturing.cpp
View File

@ -3,10 +3,8 @@
// Refer to the license.txt file included.
#include <algorithm>
#include "common/assert.h"
#include "common/common_types.h"
#include "common/math_util.h"
#include "common/vector_math.h"
#include "video_core/regs_texturing.h"
#include "video_core/swrasterizer/texturing.h"
@ -148,9 +146,9 @@ Math::Vec3<u8> ColorCombine(TevStageConfig::Operation op, const Math::Vec3<u8> i
// (byte) 128 is correct
auto result =
input[0].Cast<int>() + input[1].Cast<int>() - Math::MakeVec<int>(128, 128, 128);
result.r() = MathUtil::Clamp<int>(result.r(), 0, 255);
result.g() = MathUtil::Clamp<int>(result.g(), 0, 255);
result.b() = MathUtil::Clamp<int>(result.b(), 0, 255);
result.r() = std::clamp<int>(result.r(), 0, 255);
result.g() = std::clamp<int>(result.g(), 0, 255);
result.b() = std::clamp<int>(result.b(), 0, 255);
return result.Cast<u8>();
}
@ -218,7 +216,7 @@ u8 AlphaCombine(TevStageConfig::Operation op, const std::array<u8, 3>& input) {
case Operation::AddSigned: {
// TODO(bunnei): Verify that the color conversion from (float) 0.5f to (byte) 128 is correct
auto result = static_cast<int>(input[0]) + static_cast<int>(input[1]) - 128;
return static_cast<u8>(MathUtil::Clamp<int>(result, 0, 255));
return static_cast<u8>(std::clamp<int>(result, 0, 255));
}
case Operation::Lerp:

8
src/video_core/texture/etc1.cpp
View File

@ -2,11 +2,11 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <array>
#include "common/bit_field.h"
#include "common/color.h"
#include "common/common_types.h"
#include "common/math_util.h"
#include "common/vector_math.h"
#include "video_core/texture/etc1.h"
@ -110,9 +110,9 @@ union ETC1Tile {
if (GetNegationFlag(texel))
modifier *= -1;
ret.r() = MathUtil::Clamp(ret.r() + modifier, 0, 255);
ret.g() = MathUtil::Clamp(ret.g() + modifier, 0, 255);
ret.b() = MathUtil::Clamp(ret.b() + modifier, 0, 255);
ret.r() = std::clamp(ret.r() + modifier, 0, 255);
ret.g() = std::clamp(ret.g() + modifier, 0, 255);
ret.b() = std::clamp(ret.b() + modifier, 0, 255);
return ret.Cast<u8>();
}