diff options
Diffstat (limited to 'engines/zvision/graphics/render_manager.h')
| -rw-r--r-- | engines/zvision/graphics/render_manager.h | 373 |
1 files changed, 193 insertions, 180 deletions
diff --git a/engines/zvision/graphics/render_manager.h b/engines/zvision/graphics/render_manager.h index 9feff4c030..33d8a88e78 100644 --- a/engines/zvision/graphics/render_manager.h +++ b/engines/zvision/graphics/render_manager.h @@ -8,12 +8,12 @@ * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. - * + * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. @@ -24,13 +24,14 @@ #define ZVISION_RENDER_MANAGER_H #include "zvision/graphics/render_table.h" -#include "zvision/fonts/truetype_font.h" +#include "zvision/text/truetype_font.h" #include "common/rect.h" #include "common/hashmap.h" #include "graphics/surface.h" +#include "graphics_effect.h" class OSystem; @@ -47,171 +48,131 @@ namespace ZVision { class RenderManager { public: - RenderManager(OSystem *system, uint32 windowWidth, uint32 windowHeight, const Common::Rect workingWindow, const Graphics::PixelFormat pixelFormat); + RenderManager(ZVision *engine, uint32 windowWidth, uint32 windowHeight, const Common::Rect workingWindow, const Graphics::PixelFormat pixelFormat, bool doubleFPS); ~RenderManager(); private: - struct AlphaDataEntry { - Graphics::Surface *data; - uint16 alphaColor; - uint16 destX; - uint16 destY; - uint16 width; - uint16 height; + struct OneSubtitle { + Common::Rect r; + Common::String txt; + int16 timer; + bool todelete; + bool redraw; }; - typedef Common::HashMap<uint32, AlphaDataEntry> AlphaEntryMap; + typedef Common::HashMap<uint16, OneSubtitle> SubtitleMap; + typedef Common::List<GraphicsEffect *> EffectsList; private: + ZVision *_engine; OSystem *_system; const Graphics::PixelFormat _pixelFormat; - // A buffer the exact same size as the workingWindow - // This buffer stores everything un-warped, then does a warp at the end of the frame - Graphics::Surface _workingWindowBuffer; - // A buffer representing the entire screen. Any graphical updates are first done with this buffer - // before actually being blitted to the screen - Graphics::Surface _backBuffer; - // A list of Alpha Entries that need to be blitted to the backbuffer - AlphaEntryMap _alphaDataEntries; - - // A rectangle representing the portion of the working window where the pixels have been changed since last frame - Common::Rect _workingWindowDirtyRect; - // A rectangle representing the portion of the backbuffer where the pixels have been changed since last frame - Common::Rect _backBufferDirtyRect; - - /** Width of the working window. Saved to prevent extraneous calls to _workingWindow.width() */ - const int _workingWidth; - /** Height of the working window. Saved to prevent extraneous calls to _workingWindow.height() */ - const int _workingHeight; - /** Center of the screen in the x direction */ - const int _screenCenterX; - /** Center of the screen in the y direction */ - const int _screenCenterY; - /** * A Rectangle centered inside the actual window. All in-game coordinates * are given in this coordinate space. Also, all images are clipped to the * edges of this Rectangle */ - const Common::Rect _workingWindow; - /** Used to warp the background image */ - RenderTable _renderTable; + Common::Rect _workingWindow; - Graphics::Surface _currentBackground; - /** The (x1,y1) coordinates of the subRectangle of the background that is currently displayed on the screen */ - Common::Point _backgroundOffset; + // Center of the screen in the x direction + const int _screenCenterX; + // Center of the screen in the y direction + const int _screenCenterY; + + /** A buffer for background image that's being used to create the background */ + Graphics::Surface _currentBackgroundImage; + Common::Rect _backgroundDirtyRect; + + /** + * The x1 or y1 offset of the subRectangle of the background that is currently displayed on the screen + * It will be x1 if PANORAMA, or y1 if TILT + */ + int16 _backgroundOffset; /** The width of the current background image */ uint16 _backgroundWidth; /** The height of the current background image */ uint16 _backgroundHeight; - /** - * The "velocity" at which the background image is panning. We actually store the inverse of velocity (ms/pixel instead of pixels/ms) - * because it allows you to accumulate whole pixels 'steps' instead of rounding pixels every frame - */ - int _backgroundInverseVelocity; - /** Holds any 'leftover' milliseconds between frames */ - uint _accumulatedVelocityMilliseconds; + // A buffer that holds the portion of the background that is used to render the final image + // If it's a normal scene, the pixels will be blitted directly to the screen + // If it's a panorma / tilt scene, the pixels will be first warped to _warpedSceneSurface + Graphics::Surface _backgroundSurface; + Common::Rect _backgroundSurfaceDirtyRect; -public: - void initialize(); - /** - * Rotates the background image in accordance to the current _backgroundInverseVelocity - * - * @param deltaTimeInMillis The amount of time that has passed since the last frame - */ - void update(uint deltaTimeInMillis); + // A buffer for subtitles + Graphics::Surface _subtitleSurface; - /** - * Renders the current state of the backbuffer to the screen - */ - void renderBackbufferToScreen(); + // Rectangle for subtitles area + Common::Rect _subtitleArea; - /** - * Renders all AlphaEntries to the backbuffer - */ - void processAlphaEntries(); - /** - * Clears the AlphaEntry list - */ - void clearAlphaEntries() { _alphaDataEntries.clear(); } - /** - * Removes a specific AlphaEntry from the list - * - * @param idNumber The id number identifing the AlphaEntry - */ - void removeAlphaEntry(uint32 idNumber) { _alphaDataEntries.erase(idNumber); } + // A buffer for menu drawing + Graphics::Surface _menuSurface; + Common::Rect _menuSurfaceDirtyRect; - /** - * Copies a sub-rectangle of a buffer to the working window - * - * @param buffer The pixel data to copy to the working window - * @param destX The X destination in the working window where the subRect of data should be put - * @param destY The Y destination in the working window where the subRect of data should be put - * @param imageWidth The width of the source image - * @param width The width of the sub rectangle - * @param height The height of the sub rectangle - */ - void copyRectToWorkingWindow(const uint16 *buffer, int32 destX, int32 destY, int32 imageWidth, int32 width, int32 height); - /** - * Copies a sub-rectangle of a buffer to the working window with binary alpha support. - * - * @param buffer The pixel data to copy to the working window - * @param destX The X destination in the working window where the subRect of data should be put - * @param destY The Y destination in the working window where the subRect of data should be put - * @param imageWidth The width of the source image - * @param width The width of the sub rectangle - * @param height The height of the sub rectangle - * @param alphaColor The color to interpret as meaning 'transparent' - * @param idNumber A unique identifier for the data being copied over. - */ - void copyRectToWorkingWindow(const uint16 *buffer, int32 destX, int32 destY, int32 imageWidth, int32 width, int32 height, int16 alphaColor, uint32 idNumber); + // Rectangle for menu area + Common::Rect _menuArea; + + // A buffer used for apply graphics effects + Graphics::Surface _effectSurface; + + // A buffer to store the result of the panorama / tilt warps + Graphics::Surface _warpedSceneSurface; - /** - * Renders the supplied text to the working window - * - * @param idNumber A unique identifier for the text - * @param text The text to be rendered - * @param font The font to use to render the text - * @param destX The X destination in the working window where the text should be rendered - * @param destY The Y destination in the working window where the text should be rendered - * @param textColor The color to render the text with (in RBG 565) - * @param maxWidth The max width the text should take up. - * @param maxHeight The max height the text should take up. - * @param align The alignment of the text within the bounds of maxWidth - * @param wrap If true, any words extending past maxWidth will wrap to a new line. If false, ellipses will be rendered to show that the text didn't fit - * @return A rectangle representing where the text was drawn in the working window - */ - Common::Rect renderTextToWorkingWindow(uint32 idNumber, const Common::String &text, TruetypeFont *font, int destX, int destY, uint16 textColor, int maxWidth, int maxHeight = -1, Graphics::TextAlign align = Graphics::kTextAlignLeft, bool wrap = true); + + /** Used to warp the background image */ + RenderTable _renderTable; + + // Internal subtitles counter + uint16 _subid; + + // Subtitle list + SubtitleMap _subsList; + + // Visual effects list + EffectsList _effects; + + bool _doubleFPS; + +public: + void initialize(); /** - * Fills the entire workingWindow with the specified color. Internally, the color - * will be converted to RGB 565 and then blitted. - * - * @param color The color to fill the working window with. (In RGB 555) + * Renders the scene to the screen */ - void clearWorkingWindowTo555Color(uint16 color); + void renderSceneToScreen(); + + void copyToScreen(const Graphics::Surface &surface, Common::Rect &rect, int16 srcLeft, int16 srcTop); /** - * Blits the image or a portion of the image to the backbuffer. Actual screen updates won't happen until the end of the frame. - * The image will be clipped to fit inside the working window. Coords are in working window space, not screen space! + * Blits the image or a portion of the image to the background. * * @param fileName Name of the image file * @param destinationX X position where the image should be put. Coords are in working window space, not screen space! * @param destinationY Y position where the image should be put. Coords are in working window space, not screen space! */ - void renderImageToScreen(const Common::String &fileName, int16 destinationX, int16 destinationY, bool wrap = false); + void renderImageToBackground(const Common::String &fileName, int16 destinationX, int16 destinationY); /** - * Blits the image or a portion of the image to the backbuffer. Actual screen updates won't happen until the end of the frame. - * The image will be clipped to fit inside the working window. Coords are in working window space, not screen space! + * Blits the image or a portion of the image to the background. * - * @param stream Surface to read the image data from - * @param destinationX X position where the image should be put. Coords are in working window space, not screen space! - * @param destinationY Y position where the image should be put. Coords are in working window space, not screen space! + * @param fileName Name of the image file + * @param destX X position where the image should be put. Coords are in working window space, not screen space! + * @param destY Y position where the image should be put. Coords are in working window space, not screen space! + * @param colorkey Transparent color */ - void renderImageToScreen(Graphics::Surface &surface, int16 destinationX, int16 destinationY, bool wrap = false); + void renderImageToBackground(const Common::String &fileName, int16 destX, int16 destY, uint32 colorkey); + + /** + * Blits the image or a portion of the image to the background. + * + * @param fileName Name of the image file + * @param destX X position where the image should be put. Coords are in working window space, not screen space! + * @param destY Y position where the image should be put. Coords are in working window space, not screen space! + * @param keyX X position of transparent color + * @param keyY Y position of transparent color + */ + void renderImageToBackground(const Common::String &fileName, int16 destX, int16 destY, int16 keyX, int16 keyY); /** * Sets the current background image to be used by the RenderManager and immediately @@ -234,41 +195,18 @@ public: void setBackgroundPosition(int offset); /** - * Set the background scroll velocity. Negative velocities correspond to left / up scrolling and - * positive velocities correspond to right / down scrolling - * - * @param velocity Velocity - */ - void setBackgroundVelocity(int velocity); - - /** * Converts a point in screen coordinate space to image coordinate space * * @param point Point in screen coordinate space * @return Point in image coordinate space */ const Common::Point screenSpaceToImageSpace(const Common::Point &point); - /** - * Converts a point in image coordinate space to ***PRE-WARP*** - * working window coordinate space - * - * @param point Point in image coordinate space - * @return Point in PRE-WARP working window coordinate space - */ - const Common::Point imageSpaceToWorkingWindowSpace(const Common::Point &point); - - /** - * Clip a rectangle to the working window. If it returns false, the original rect - * is not inside the working window. - * - * @param rect The rectangle to clip against the working window - * @return Is rect at least partially inside the working window (true) or completely outside (false) - */ - bool clipRectToWorkingWindow(Common::Rect &rect); + // Return pointer of RenderTable object RenderTable *getRenderTable(); + + // Return current background offset uint32 getCurrentBackgroundOffset(); - const Graphics::Surface *getBackBuffer() { return &_backBuffer; } /** * Creates a copy of surface and transposes the data. @@ -281,25 +219,62 @@ public: */ static Graphics::Surface *tranposeSurface(const Graphics::Surface *surface); -private: - /** - * Renders a subRectangle of an image to the backbuffer. The destinationRect and SubRect - * will be clipped to image bound and to working window bounds - * - * @param buffer Pointer to (0, 0) of the image data - * @param imageWidth The width of the original image (not of the subRectangle) - * @param imageHeight The width of the original image (not of the subRectangle) - * @param horizontalPitch The horizontal pitch of the original image - * @param destinationX The x coordinate (in working window space) of where to put the final image - * @param destinationY The y coordinate (in working window space) of where to put the final image - * @param subRectangle A rectangle representing the part of the image that should be rendered - * @param wrap Should the image wrap (tile) if it doesn't completely fill the screen? - */ - void renderSubRectToScreen(Graphics::Surface &surface, int16 destinationX, int16 destinationY, bool wrap); + // Scale buffer (nearest) + void scaleBuffer(const void *src, void *dst, uint32 srcWidth, uint32 srcHeight, byte bytesPerPixel, uint32 dstWidth, uint32 dstHeight); + + // Blitting surface-to-surface methods + void blitSurfaceToSurface(const Graphics::Surface &src, const Common::Rect &_srcRect , Graphics::Surface &dst, int x, int y); + void blitSurfaceToSurface(const Graphics::Surface &src, const Common::Rect &_srcRect , Graphics::Surface &dst, int _x, int _y, uint32 colorkey); + + // Blitting surface-to-background methods + void blitSurfaceToBkg(const Graphics::Surface &src, int x, int y, int32 colorkey = -1); + + // Blitting surface-to-background methods with scale + void blitSurfaceToBkgScaled(const Graphics::Surface &src, const Common::Rect &_dstRect, int32 colorkey = -1); + + // Blitting surface-to-menu methods + void blitSurfaceToMenu(const Graphics::Surface &src, int x, int y, int32 colorkey = -1); + + // Subtitles methods + + void initSubArea(uint32 windowWidth, uint32 windowHeight, const Common::Rect workingWindow); + + // Create subtitle area and return ID + uint16 createSubArea(const Common::Rect &area); + uint16 createSubArea(); + + // Delete subtitle by ID + void deleteSubArea(uint16 id); + void deleteSubArea(uint16 id, int16 delay); + + // Update subtitle area + void updateSubArea(uint16 id, const Common::String &txt); + + // Processing subtitles + void processSubs(uint16 deltatime); + + // Return background size + Common::Point getBkgSize(); + + // Return portion of background as new surface + Graphics::Surface *getBkgRect(Common::Rect &rect); + + // Load image into new surface + Graphics::Surface *loadImage(Common::String file); + Graphics::Surface *loadImage(Common::String file, bool transposed); + + // Clear whole/area of menu surface + void clearMenuSurface(); + void clearMenuSurface(const Common::Rect &r); + + // Copy menu buffer to screen + void renderMenuToScreen(); + + // Copy needed portion of background surface to workingWindow surface + void prepareBackground(); /** - * Reads an image file pixel data into a Surface buffer. In the process - * it converts the pixel data from RGB 555 to RGB 565. Also, if the image + * Reads an image file pixel data into a Surface buffer. Also, if the image * is transposed, it will un-transpose the pixel data. The function will * call destination::create() if the dimensions of destination do not match * up with the dimensions of the image. @@ -310,17 +285,55 @@ private: void readImageToSurface(const Common::String &fileName, Graphics::Surface &destination); /** - * Move the background image by an offset. If we are currently in Panorama mode, - * the offset will correspond to a horizontal motion. If we are currently in Tilt mode, - * the offset will correspond to a vertical motion. This function should not be called - * if we are in Flat mode. - * - * The RenderManager will take care of wrapping the image. - * Ex: If the image has width 1400px, it is legal to offset 1500px. + * Reads an image file pixel data into a Surface buffer. Also, if the image + * is transposed, it will un-transpose the pixel data. The function will + * call destination::create() if the dimensions of destination do not match + * up with the dimensions of the image. * - * @param offset The amount to move the background + * @param fileName The name of a .tga file + * @param destination A reference to the Surface to store the pixel data in + * @param transposed Transpose flag */ - void moveBackground(int offset); + void readImageToSurface(const Common::String &fileName, Graphics::Surface &destination, bool transposed); + + // Add visual effect to effects list + void addEffect(GraphicsEffect *_effect); + + // Delete effect(s) by ID (ID equal to slot of action:region that create this effect) + void deleteEffect(uint32 ID); + + // Create "mask" for effects - (color +/- depth) will be selected as not transparent. Like color selection + // xy - base color + // depth - +/- of base color + // rect - rectangle where select pixels + // minD - if not NULL will recieve real bottom border of depth + // maxD - if not NULL will recieve real top border of depth + EffectMap *makeEffectMap(const Common::Point &xy, int16 depth, const Common::Rect &rect, int8 *minD, int8 *maxD); + + // Create "mask" for effects by simple transparent color + EffectMap *makeEffectMap(const Graphics::Surface &surf, uint16 transp); + + // Return background rectangle in screen coordinates + Common::Rect transformBackgroundSpaceRectToScreenSpace(const Common::Rect &src); + + // Mark whole background surface as dirty + void markDirty(); + +#if 0 + // Fill background surface by color + void bkgFill(uint8 r, uint8 g, uint8 b); +#endif + + bool askQuestion(const Common::String &str); + void delayedMessage(const Common::String &str, uint16 milsecs); + void timedMessage(const Common::String &str, uint16 milsecs); + void showDebugMsg(const Common::String &msg, int16 delay = 3000); + + void checkBorders(); + void rotateTo(int16 to, int16 time); + void updateRotation(); + + void upscaleRect(Common::Rect &rect); }; } // End of namespace ZVision |