diff options
Diffstat (limited to '3rdparty/SDL2/src/render/SDL_d3dmath.c')
-rw-r--r-- | 3rdparty/SDL2/src/render/SDL_d3dmath.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/3rdparty/SDL2/src/render/SDL_d3dmath.c b/3rdparty/SDL2/src/render/SDL_d3dmath.c deleted file mode 100644 index 83d67bfa703..00000000000 --- a/3rdparty/SDL2/src/render/SDL_d3dmath.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 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._11 = 1.0f; - m._22 = 1.0f; - m._33 = 1.0f; - m._44 = 1.0f; - return m; -} - -Float4X4 MatrixMultiply(Float4X4 M1, Float4X4 M2) -{ - Float4X4 m; - m._11 = M1._11 * M2._11 + M1._12 * M2._21 + M1._13 * M2._31 + M1._14 * M2._41; - m._12 = M1._11 * M2._12 + M1._12 * M2._22 + M1._13 * M2._32 + M1._14 * M2._42; - m._13 = M1._11 * M2._13 + M1._12 * M2._23 + M1._13 * M2._33 + M1._14 * M2._43; - m._14 = M1._11 * M2._14 + M1._12 * M2._24 + M1._13 * M2._34 + M1._14 * M2._44; - m._21 = M1._21 * M2._11 + M1._22 * M2._21 + M1._23 * M2._31 + M1._24 * M2._41; - m._22 = M1._21 * M2._12 + M1._22 * M2._22 + M1._23 * M2._32 + M1._24 * M2._42; - m._23 = M1._21 * M2._13 + M1._22 * M2._23 + M1._23 * M2._33 + M1._24 * M2._43; - m._24 = M1._21 * M2._14 + M1._22 * M2._24 + M1._23 * M2._34 + M1._24 * M2._44; - m._31 = M1._31 * M2._11 + M1._32 * M2._21 + M1._33 * M2._31 + M1._34 * M2._41; - m._32 = M1._31 * M2._12 + M1._32 * M2._22 + M1._33 * M2._32 + M1._34 * M2._42; - m._33 = M1._31 * M2._13 + M1._32 * M2._23 + M1._33 * M2._33 + M1._34 * M2._43; - m._34 = M1._31 * M2._14 + M1._32 * M2._24 + M1._33 * M2._34 + M1._34 * M2._44; - m._41 = M1._41 * M2._11 + M1._42 * M2._21 + M1._43 * M2._31 + M1._44 * M2._41; - m._42 = M1._41 * M2._12 + M1._42 * M2._22 + M1._43 * M2._32 + M1._44 * M2._42; - m._43 = M1._41 * M2._13 + M1._42 * M2._23 + M1._43 * M2._33 + M1._44 * M2._43; - m._44 = M1._41 * M2._14 + M1._42 * M2._24 + M1._43 * M2._34 + M1._44 * M2._44; - return m; -} - -Float4X4 MatrixScaling(float x, float y, float z) -{ - Float4X4 m; - SDL_zero(m); - m._11 = x; - m._22 = y; - m._33 = z; - m._44 = 1.0f; - return m; -} - -Float4X4 MatrixTranslation(float x, float y, float z) -{ - Float4X4 m; - SDL_zero(m); - m._11 = 1.0f; - m._22 = 1.0f; - m._33 = 1.0f; - m._44 = 1.0f; - m._41 = x; - m._42 = y; - m._43 = z; - return m; -} - -Float4X4 MatrixRotationX(float r) -{ - float sinR = SDL_sinf(r); - float cosR = SDL_cosf(r); - Float4X4 m; - SDL_zero(m); - m._11 = 1.0f; - m._22 = cosR; - m._23 = sinR; - m._32 = -sinR; - m._33 = cosR; - m._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._11 = cosR; - m._13 = -sinR; - m._22 = 1.0f; - m._31 = sinR; - m._33 = cosR; - m._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._11 = cosR; - m._12 = sinR; - m._21 = -sinR; - m._22 = cosR; - m._33 = 1.0f; - m._44 = 1.0f; - return m; - -} - -#endif /* (SDL_VIDEO_RENDER_D3D || SDL_VIDEO_RENDER_D3D11) && !SDL_RENDER_DISABLED */ - -/* vi: set ts=4 sw=4 expandtab: */ |