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

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Remove MathUtil::Clamp and replace it with its std:: counterpart
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James Rowe 2018-08-02 11:08:07 -06:00 • committed by GitHub
commit 14b0435df2
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17 changed files with 69 additions and 82 deletions
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25
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>
@ -540,18 +541,18 @@ 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) +
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) +
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) +
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) +
viewport_rect_unscaled.bottom * res_scale,
surfaces_rect.bottom, surfaces_rect.top))}; // Bottom
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>(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>(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>(std::clamp<s32>(static_cast<s32>(surfaces_rect.bottom) +
viewport_rect_unscaled.bottom * res_scale,
surfaces_rect.bottom, surfaces_rect.top))}; // Bottom
// Bind the framebuffer surfaces
state.draw.draw_framebuffer = framebuffer.handle;

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
View file

@ -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>();
}