mirror of
https://github.com/libSDL2pp/libSDL2pp.git
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66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
/*
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libSDL2pp - C++ wrapper for libSDL2
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Copyright (C) 2013 Dmitry Marakasov <amdmi3@amdmi3.ru>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include <SDL2/SDL_render.h>
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#include <SDL2pp/Texture.hh>
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#include <SDL2pp/Renderer.hh>
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#include <SDL2pp/Exception.hh>
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#include <SDL2pp/Rect.hh>
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namespace SDL2pp {
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Texture::Texture(Renderer& renderer, Uint32 format, int access, int w, int h) {
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if ((texture_ = SDL_CreateTexture(renderer.Get(), format, access, w, h)) == nullptr)
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throw Exception("SDL_CreateTexture failed");
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}
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Texture::~Texture() {
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SDL_DestroyTexture(texture_);
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}
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SDL_Texture* Texture::Get() const {
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return texture_;
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}
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void Texture::Update(const Rect& rect, const void* pixels, int pitch) {
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if (SDL_UpdateTexture(texture_, rect.Get(), pixels, pitch) != 0)
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throw Exception("SDL_UpdateTexture failed");
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}
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void Texture::SetBlendMode(SDL_BlendMode blendMode) {
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if (SDL_SetTextureBlendMode(texture_, blendMode) != 0)
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throw Exception("SDL_SetTextureBlendMode failed");
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}
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void Texture::SetAlphaMod(Uint8 alpha) {
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if (SDL_SetTextureAlphaMod(texture_, alpha) != 0)
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throw Exception("SDL_SetTextureAlphaMod failed");
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}
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void Texture::Swap(Texture& other) noexcept {
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SDL_Texture* tmp = other.texture_;
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other.texture_ = texture_;
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texture_ = tmp;
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}
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}
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