298 lines
12 KiB
C++
298 lines
12 KiB
C++
#pragma once
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////////////////////////////////////////////////////////////////////////////////
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// The MIT License (MIT)
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//
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// Copyright (c) 2018 Nicholas Frechette & Realtime Math contributors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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////////////////////////////////////////////////////////////////////////////////
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#include "rtm/math.h"
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#include "rtm/vector4f.h"
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#include "rtm/vector4d.h"
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#include "rtm/impl/compiler_utils.h"
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RTM_IMPL_FILE_PRAGMA_PUSH
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namespace rtm
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{
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namespace rtm_impl
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{
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//////////////////////////////////////////////////////////////////////////
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// A helper struct to cast matrices with similar width.
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//////////////////////////////////////////////////////////////////////////
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template<typename src_matrix_type>
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struct matrix_caster {};
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template<>
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struct matrix_caster<matrix3x3f>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix3x3f& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return matrix3x3d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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return matrix3x4f{ mtx.x_axis, mtx.y_axis, mtx.z_axis, vector_zero() };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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const vector4d z_axis = vector_cast(mtx.z_axis);
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return matrix3x4d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), z_axis, z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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return matrix4x4f{ mtx.x_axis, mtx.y_axis, mtx.z_axis, mtx.z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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const vector4d z_axis = vector_cast(mtx.z_axis);
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return matrix4x4d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), z_axis, z_axis };
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}
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const matrix3x3f& mtx;
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};
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template<>
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struct matrix_caster<matrix3x3d>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix3x3d& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return matrix3x3f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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const vector4f z_axis = vector_cast(mtx.z_axis);
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return matrix3x4f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), z_axis, z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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return matrix3x4d{ mtx.x_axis, mtx.y_axis, mtx.z_axis, vector_zero() };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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const vector4f z_axis = vector_cast(mtx.z_axis);
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return matrix4x4f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), z_axis, z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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return matrix4x4d{ mtx.x_axis, mtx.y_axis, mtx.z_axis, mtx.z_axis };
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}
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const matrix3x3d& mtx;
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};
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template<>
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struct matrix_caster<matrix3x4f>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix3x4f& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return matrix3x3f{ mtx.x_axis, mtx.y_axis, mtx.z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return matrix3x3d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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return matrix3x4d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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const scalarf zero = scalar_set(0.0F);
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const scalarf one = scalar_set(1.0F);
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return matrix4x4f{ vector_set_w(mtx.x_axis, zero), vector_set_w(mtx.y_axis, zero), vector_set_w(mtx.z_axis, zero), vector_set_w(mtx.w_axis, one) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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const scalarf zero = scalar_set(0.0F);
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const scalarf one = scalar_set(1.0F);
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return matrix4x4d{ vector_cast(vector_set_w(mtx.x_axis, zero)), vector_cast(vector_set_w(mtx.y_axis, zero)), vector_cast(vector_set_w(mtx.z_axis, zero)), vector_cast(vector_set_w(mtx.w_axis, one)) };
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}
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const matrix3x4f& mtx;
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};
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template<>
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struct matrix_caster<matrix3x4d>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix3x4d& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return matrix3x3f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return matrix3x3d{ mtx.x_axis, mtx.y_axis, mtx.z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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return matrix3x4f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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const scalard zero = scalar_set(0.0);
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const scalard one = scalar_set(1.0);
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return matrix4x4f{ vector_cast(vector_set_w(mtx.x_axis, zero)), vector_cast(vector_set_w(mtx.y_axis, zero)), vector_cast(vector_set_w(mtx.z_axis, zero)), vector_cast(vector_set_w(mtx.w_axis, one)) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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const scalard zero = scalar_set(0.0);
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const scalard one = scalar_set(1.0);
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return matrix4x4d{ vector_set_w(mtx.x_axis, zero), vector_set_w(mtx.y_axis, zero), vector_set_w(mtx.z_axis, zero), vector_set_w(mtx.w_axis, one) };
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}
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const matrix3x4d& mtx;
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};
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template<>
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struct matrix_caster<matrix4x4f>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix4x4f& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return matrix3x3f{ mtx.x_axis, mtx.y_axis, mtx.z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return matrix3x3d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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return matrix3x4f{ mtx.x_axis, mtx.y_axis, mtx.z_axis, mtx.w_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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return matrix3x4d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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return matrix4x4d{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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const matrix4x4f& mtx;
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};
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template<>
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struct matrix_caster<matrix4x4d>
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{
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr explicit matrix_caster(const matrix4x4d& mtx_) RTM_NO_EXCEPT : mtx(mtx_) {}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x3f() const RTM_NO_EXCEPT
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{
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return matrix3x3f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x3d() const RTM_NO_EXCEPT
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{
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return matrix3x3d{ mtx.x_axis, mtx.y_axis, mtx.z_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix3x4f() const RTM_NO_EXCEPT
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{
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return matrix3x4f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix3x4d() const RTM_NO_EXCEPT
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{
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return matrix3x4d{ mtx.x_axis, mtx.y_axis, mtx.z_axis, mtx.w_axis };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE RTM_SIMD_CALL operator matrix4x4f() const RTM_NO_EXCEPT
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{
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return matrix4x4f{ vector_cast(mtx.x_axis), vector_cast(mtx.y_axis), vector_cast(mtx.z_axis), vector_cast(mtx.w_axis) };
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}
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr RTM_SIMD_CALL operator matrix4x4d() const RTM_NO_EXCEPT
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{
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return mtx;
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}
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const matrix4x4d& mtx;
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};
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}
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//////////////////////////////////////////////////////////////////////////
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// Casts a matrix from one variant to another.
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// Note: When casting a smaller matrix into a larger one, new elements are
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// undefined.
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//////////////////////////////////////////////////////////////////////////
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template<typename matrix_type>
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RTM_DISABLE_SECURITY_COOKIE_CHECK RTM_FORCE_INLINE constexpr rtm_impl::matrix_caster<matrix_type> RTM_SIMD_CALL matrix_cast(const matrix_type& input) RTM_NO_EXCEPT
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{
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return rtm_impl::matrix_caster<matrix_type>(input);
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}
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}
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RTM_IMPL_FILE_PRAGMA_POP
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