diff options
Diffstat (limited to 'backends/platform/psp/default_display_client.cpp')
-rw-r--r-- | backends/platform/psp/default_display_client.cpp | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/backends/platform/psp/default_display_client.cpp b/backends/platform/psp/default_display_client.cpp new file mode 100644 index 0000000000..eb20980315 --- /dev/null +++ b/backends/platform/psp/default_display_client.cpp @@ -0,0 +1,238 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * 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. + * + * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/trunk/backends/platform/psp/osys_psp.h $ + * $Id: osys_psp.h 46120 2009-11-24 10:33:30Z Bluddy $ + * + */ + +#include "common/scummsys.h" +#include "backends/platform/psp/display_client.h" +#include "backends/platform/psp/default_display_client.h" + +//#define __PSP_DEBUG_FUNCS__ /* For debugging the stack */ +//#define __PSP_DEBUG_PRINT__ + +#include "backends/platform/psp/trace.h" + +// Class DefaultDisplayClient --------------------------------------------- + +bool DefaultDisplayClient::allocate(bool bufferInVram /* = false */, bool paletteInVram /* = false */) { + DEBUG_ENTER_FUNC(); + + if (!_buffer.allocate(bufferInVram)) { + PSP_ERROR("Couldn't allocate buffer.\n"); + DEBUG_EXIT_FUNC(); + return false; + } + + if (_buffer.hasPalette()) + { + PSP_DEBUG_PRINT("_palette[%p]\n", &_palette); + + if (!_palette.allocate()) { + PSP_ERROR("Couldn't allocate pallette.\n"); + DEBUG_EXIT_FUNC(); + return false; + } + } + + DEBUG_EXIT_FUNC(); + return true; +} + +void DefaultDisplayClient::deallocate() { + _buffer.deallocate(); + if (_buffer.hasPalette()) + _palette.deallocate(); +} + + +void DefaultDisplayClient::clearBuffer() { + DEBUG_ENTER_FUNC(); + _buffer.clear(); + setDirty(); + DEBUG_EXIT_FUNC(); +} + +inline void DefaultDisplayClient::clearPalette() { + DEBUG_ENTER_FUNC(); + _palette.clear(); + setDirty(); + DEBUG_EXIT_FUNC(); +} + +void DefaultDisplayClient::init() { + DEBUG_ENTER_FUNC(); + _renderer.setBuffer(&_buffer); + _renderer.setPalette(&_palette); + DEBUG_EXIT_FUNC(); +} + +void DefaultDisplayClient::copyFromRect(const byte *buf, int pitch, int destX, int destY, int recWidth, int recHeight) { + DEBUG_ENTER_FUNC(); + _buffer.copyFromRect(buf, pitch, destX, destY, recWidth, recHeight); + setDirty(); + DEBUG_EXIT_FUNC(); +} + +void DefaultDisplayClient::copyToArray(byte *dst, int pitch) { + DEBUG_ENTER_FUNC(); + _buffer.copyToArray(dst, pitch); + DEBUG_EXIT_FUNC(); +} + +// Class Overlay ------------------------------------------------------- + +void Overlay::init() { + DEBUG_ENTER_FUNC(); + + DefaultDisplayClient::init(); + _renderer.setAlphaBlending(true); + _renderer.setColorTest(false); + _renderer.setUseGlobalScaler(false); + _renderer.setFullScreen(true); // speeds up render slightly + + DEBUG_EXIT_FUNC(); +} + +void Overlay::setBytesPerPixel(uint32 size) { + DEBUG_ENTER_FUNC(); + + switch (size) { + case 1: + _buffer.setPixelFormat(PSPPixelFormat::Type_Palette_8bit); + _palette.setPixelFormats(PSPPixelFormat::Type_4444, PSPPixelFormat::Type_Palette_8bit); + break; + case 2: + _buffer.setPixelFormat(PSPPixelFormat::Type_4444); + break; + case 4: + _buffer.setPixelFormat(PSPPixelFormat::Type_8888); + break; + } + + DEBUG_EXIT_FUNC(); +} + +void Overlay::setSize(uint32 width, uint32 height) { + DEBUG_ENTER_FUNC(); + _buffer.setSize(width, height, Buffer::kSizeBySourceSize); + _renderer.setDrawWholeBuffer(); // We need to let the renderer know how much to draw + DEBUG_EXIT_FUNC(); +} + +void Overlay::copyToArray(OverlayColor *buf, int pitch) { + DEBUG_ENTER_FUNC(); + _buffer.copyToArray((byte *)buf, pitch * sizeof(OverlayColor)); // Change to bytes + DEBUG_EXIT_FUNC(); +} + +void Overlay::copyFromRect(const OverlayColor *buf, int pitch, int x, int y, int w, int h) { + DEBUG_ENTER_FUNC(); + + _buffer.copyFromRect((byte *)buf, pitch * sizeof(OverlayColor), x, y, w, h); // Change to bytes + // debug + //_buffer.print(0xFF); + setDirty(); + DEBUG_EXIT_FUNC(); +} + +bool Overlay::allocate() { + DEBUG_ENTER_FUNC(); + + bool ret = DefaultDisplayClient::allocate(true, false); // buffer in VRAM + + DEBUG_EXIT_FUNC(); + return ret; +} + +// Class Screen ----------------------------------------------------------- + +void Screen::init() { + DEBUG_ENTER_FUNC(); + + DefaultDisplayClient::init(); + _renderer.setAlphaBlending(false); + _renderer.setColorTest(false); + _renderer.setUseGlobalScaler(true); + _renderer.setFullScreen(true); + + DEBUG_EXIT_FUNC(); +} + +void Screen::setShakePos(int pos) { + _shakePos = pos; + _renderer.setOffsetOnScreen(0, pos); + setDirty(); +} + +void Screen::setSize(uint32 width, uint32 height) { + DEBUG_ENTER_FUNC(); + + _buffer.setSize(width, height, Buffer::kSizeBySourceSize); + _renderer.setDrawWholeBuffer(); // We need to let the renderer know how much to draw + + DEBUG_EXIT_FUNC(); +} + +void Screen::setScummvmPixelFormat(const Graphics::PixelFormat *format) { + DEBUG_ENTER_FUNC(); + PSP_DEBUG_PRINT("format[%p], _buffer[%p], _palette[%p]\n", format, &_buffer, &_palette); + + if (!format) { + bzero(&_pixelFormat, sizeof(_pixelFormat)); + _pixelFormat.bytesPerPixel = 1; // default + } else { + _pixelFormat = *format; + } + + PSPPixelFormat::Type bufferFormat, paletteFormat; + bool swapRedBlue = false; + + PSPPixelFormat::convertFromScummvmPixelFormat(format, bufferFormat, paletteFormat, swapRedBlue); + _buffer.setPixelFormat(bufferFormat, swapRedBlue); + _palette.setPixelFormats(paletteFormat, bufferFormat, swapRedBlue); + + DEBUG_EXIT_FUNC(); +} + +Graphics::Surface *Screen::lockAndGetForEditing() { + DEBUG_ENTER_FUNC(); + + _frameBuffer.pixels = _buffer.getPixels(); + _frameBuffer.w = _buffer.getSourceWidth(); + _frameBuffer.h = _buffer.getSourceHeight(); + _frameBuffer.pitch = _buffer.getBytesPerPixel() * _buffer.getWidth(); + _frameBuffer.bytesPerPixel = _buffer.getBytesPerPixel(); + // We'll set to dirty once we unlock the screen + + DEBUG_EXIT_FUNC(); + + return &_frameBuffer; +} + +bool Screen::allocate() { + DEBUG_ENTER_FUNC(); + + return DefaultDisplayClient::allocate(true, false); // buffer in VRAM + + DEBUG_EXIT_FUNC(); +} |