Mercurial > sdl-ios-xcode
diff include/SDL_render.h @ 5159:307ccc9c135e
Made it possible to create a texture of any format, even if not supported by the renderer.
This allows me to reduce the set of formats supported by the renderers to the most optimal set, for a nice speed boost.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Thu, 03 Feb 2011 00:19:40 -0800 |
parents | be02be2ea897 |
children | 657543cc92f9 |
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--- a/include/SDL_render.h Wed Feb 02 22:55:12 2011 -0800 +++ b/include/SDL_render.h Thu Feb 03 00:19:40 2011 -0800 @@ -61,7 +61,7 @@ const char *name; /**< The name of the renderer */ Uint32 flags; /**< Supported ::SDL_RendererFlags */ Uint32 num_texture_formats; /**< The number of available texture formats */ - Uint32 texture_formats[50]; /**< The available texture formats */ + Uint32 texture_formats[16]; /**< The available texture formats */ int max_texture_width; /**< The maximimum texture width */ int max_texture_height; /**< The maximimum texture height */ } SDL_RendererInfo; @@ -204,22 +204,6 @@ int *w, int *h); /** - * \brief Query the pixels of a texture, if the texture does not need to be - * locked for pixel access. - * - * \param texture A texture to be queried, which was created with - * ::SDL_TEXTUREACCESS_STREAMING. - * \param pixels A pointer filled with a pointer to the pixels for the - * texture. - * \param pitch A pointer filled in with the pitch of the pixel data. - * - * \return 0 on success, or -1 if the texture is not valid, or must be locked - * for pixel access. - */ -extern DECLSPEC int SDLCALL SDL_QueryTexturePixels(SDL_Texture * texture, - void **pixels, int *pitch); - -/** * \brief Set an additional color value used in render copy operations. * * \param texture The texture to update. @@ -299,7 +283,7 @@ /** * \brief Get the blend mode used for texture copy operations. * - * \param texture The texture to query. + * \param texture The texture to query. * \param blendMode A pointer filled in with the current blend mode. * * \return 0 on success, or -1 if the texture is not valid. @@ -312,7 +296,7 @@ /** * \brief Update the given texture rectangle with new pixel data. * - * \param texture The texture to update + * \param texture The texture to update * \param rect A pointer to the rectangle of pixels to update, or NULL to * update the entire texture. * \param pixels The raw pixel data. @@ -329,49 +313,28 @@ /** * \brief Lock a portion of the texture for pixel access. * - * \param texture The texture to lock for access, which was created with + * \param texture The texture to lock for access, which was created with * ::SDL_TEXTUREACCESS_STREAMING. * \param rect A pointer to the rectangle to lock for access. If the rect * is NULL, the entire texture will be locked. - * \param markDirty If this is nonzero, the locked area will be marked dirty - * when the texture is unlocked. * \param pixels This is filled in with a pointer to the locked pixels, * appropriately offset by the locked area. * \param pitch This is filled in with the pitch of the locked pixels. * - * \return 0 on success, or -1 if the texture is not valid or was created with - * ::SDL_TEXTUREACCESS_STATIC. + * \return 0 on success, or -1 if the texture is not valid or was not created with ::SDL_TEXTUREACCESS_STREAMING. * - * \sa SDL_DirtyTexture() * \sa SDL_UnlockTexture() */ extern DECLSPEC int SDLCALL SDL_LockTexture(SDL_Texture * texture, const SDL_Rect * rect, - int markDirty, void **pixels, - int *pitch); - -/** - * \brief Unlock a texture, uploading the changes to renderer memory, if needed. - * - * \sa SDL_LockTexture() - * \sa SDL_DirtyTexture() - */ -extern DECLSPEC void SDLCALL SDL_UnlockTexture(SDL_Texture * texture); + void **pixels, int *pitch); /** - * \brief Mark the specified rectangles of the texture as dirty. - * - * \param texture The texture to mark dirty, which was created with - * ::SDL_TEXTUREACCESS_STREAMING. - * \param numrects The number of rectangles pointed to by rects. - * \param rects The pointer to an array of dirty rectangles. + * \brief Unlock a texture, uploading the changes to video memory, if needed. * * \sa SDL_LockTexture() - * \sa SDL_UnlockTexture() */ -extern DECLSPEC void SDLCALL SDL_DirtyTexture(SDL_Texture * texture, - int numrects, - const SDL_Rect * rects); +extern DECLSPEC void SDLCALL SDL_UnlockTexture(SDL_Texture * texture); /** * \brief Set the color used for drawing operations (Fill and Line).