diff options
author | chai <chaifix@163.com> | 2019-03-19 23:06:27 +0800 |
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committer | chai <chaifix@163.com> | 2019-03-19 23:06:27 +0800 |
commit | 1497dccd63a84b7ee2b229b1ad9c5c02718f2a78 (patch) | |
tree | f8d1bff50da13e126d08c7345653e002e293202d /Source/3rdParty/SDL2/src/render/SDL_d3dmath.c | |
parent | 5e2a973516e0729b225da9de0b03015dc5854ac4 (diff) |
*rename
Diffstat (limited to 'Source/3rdParty/SDL2/src/render/SDL_d3dmath.c')
-rw-r--r-- | Source/3rdParty/SDL2/src/render/SDL_d3dmath.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/Source/3rdParty/SDL2/src/render/SDL_d3dmath.c b/Source/3rdParty/SDL2/src/render/SDL_d3dmath.c deleted file mode 100644 index 47eafb2..0000000 --- a/Source/3rdParty/SDL2/src/render/SDL_d3dmath.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "../SDL_internal.h" - -#if (SDL_VIDEO_RENDER_D3D || SDL_VIDEO_RENDER_D3D11) && !SDL_RENDER_DISABLED -#include "SDL_stdinc.h" - -#include "SDL_d3dmath.h" - -/* Direct3D matrix math functions */ - -Float4X4 MatrixIdentity() -{ - Float4X4 m; - SDL_zero(m); - m.v._11 = 1.0f; - m.v._22 = 1.0f; - m.v._33 = 1.0f; - m.v._44 = 1.0f; - return m; -} - -Float4X4 MatrixMultiply(Float4X4 M1, Float4X4 M2) -{ - Float4X4 m; - m.v._11 = M1.v._11 * M2.v._11 + M1.v._12 * M2.v._21 + M1.v._13 * M2.v._31 + M1.v._14 * M2.v._41; - m.v._12 = M1.v._11 * M2.v._12 + M1.v._12 * M2.v._22 + M1.v._13 * M2.v._32 + M1.v._14 * M2.v._42; - m.v._13 = M1.v._11 * M2.v._13 + M1.v._12 * M2.v._23 + M1.v._13 * M2.v._33 + M1.v._14 * M2.v._43; - m.v._14 = M1.v._11 * M2.v._14 + M1.v._12 * M2.v._24 + M1.v._13 * M2.v._34 + M1.v._14 * M2.v._44; - m.v._21 = M1.v._21 * M2.v._11 + M1.v._22 * M2.v._21 + M1.v._23 * M2.v._31 + M1.v._24 * M2.v._41; - m.v._22 = M1.v._21 * M2.v._12 + M1.v._22 * M2.v._22 + M1.v._23 * M2.v._32 + M1.v._24 * M2.v._42; - m.v._23 = M1.v._21 * M2.v._13 + M1.v._22 * M2.v._23 + M1.v._23 * M2.v._33 + M1.v._24 * M2.v._43; - m.v._24 = M1.v._21 * M2.v._14 + M1.v._22 * M2.v._24 + M1.v._23 * M2.v._34 + M1.v._24 * M2.v._44; - m.v._31 = M1.v._31 * M2.v._11 + M1.v._32 * M2.v._21 + M1.v._33 * M2.v._31 + M1.v._34 * M2.v._41; - m.v._32 = M1.v._31 * M2.v._12 + M1.v._32 * M2.v._22 + M1.v._33 * M2.v._32 + M1.v._34 * M2.v._42; - m.v._33 = M1.v._31 * M2.v._13 + M1.v._32 * M2.v._23 + M1.v._33 * M2.v._33 + M1.v._34 * M2.v._43; - m.v._34 = M1.v._31 * M2.v._14 + M1.v._32 * M2.v._24 + M1.v._33 * M2.v._34 + M1.v._34 * M2.v._44; - m.v._41 = M1.v._41 * M2.v._11 + M1.v._42 * M2.v._21 + M1.v._43 * M2.v._31 + M1.v._44 * M2.v._41; - m.v._42 = M1.v._41 * M2.v._12 + M1.v._42 * M2.v._22 + M1.v._43 * M2.v._32 + M1.v._44 * M2.v._42; - m.v._43 = M1.v._41 * M2.v._13 + M1.v._42 * M2.v._23 + M1.v._43 * M2.v._33 + M1.v._44 * M2.v._43; - m.v._44 = M1.v._41 * M2.v._14 + M1.v._42 * M2.v._24 + M1.v._43 * M2.v._34 + M1.v._44 * M2.v._44; - return m; -} - -Float4X4 MatrixScaling(float x, float y, float z) -{ - Float4X4 m; - SDL_zero(m); - m.v._11 = x; - m.v._22 = y; - m.v._33 = z; - m.v._44 = 1.0f; - return m; -} - -Float4X4 MatrixTranslation(float x, float y, float z) -{ - Float4X4 m; - SDL_zero(m); - m.v._11 = 1.0f; - m.v._22 = 1.0f; - m.v._33 = 1.0f; - m.v._44 = 1.0f; - m.v._41 = x; - m.v._42 = y; - m.v._43 = z; - return m; -} - -Float4X4 MatrixRotationX(float r) -{ - float sinR = SDL_sinf(r); - float cosR = SDL_cosf(r); - Float4X4 m; - SDL_zero(m); - m.v._11 = 1.0f; - m.v._22 = cosR; - m.v._23 = sinR; - m.v._32 = -sinR; - m.v._33 = cosR; - m.v._44 = 1.0f; - return m; -} - -Float4X4 MatrixRotationY(float r) -{ - float sinR = SDL_sinf(r); - float cosR = SDL_cosf(r); - Float4X4 m; - SDL_zero(m); - m.v._11 = cosR; - m.v._13 = -sinR; - m.v._22 = 1.0f; - m.v._31 = sinR; - m.v._33 = cosR; - m.v._44 = 1.0f; - return m; -} - -Float4X4 MatrixRotationZ(float r) -{ - float sinR = SDL_sinf(r); - float cosR = SDL_cosf(r); - Float4X4 m; - SDL_zero(m); - m.v._11 = cosR; - m.v._12 = sinR; - m.v._21 = -sinR; - m.v._22 = cosR; - m.v._33 = 1.0f; - m.v._44 = 1.0f; - return m; - -} - -#endif /* (SDL_VIDEO_RENDER_D3D || SDL_VIDEO_RENDER_D3D11) && !SDL_RENDER_DISABLED */ - -/* vi: set ts=4 sw=4 expandtab: */ |