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-rw-r--r--backends/platform/psp/default_display_client.cpp238
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
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+++ b/backends/platform/psp/default_display_client.cpp
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+/* 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();
+}