mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-18 15:48:48 +00:00
PalmOS : ARM optimization
svn-id: r18755
This commit is contained in:
Chris Apers
parent
20e088801e
commit
6b63495d5d
167
scumm/gfx.cpp
167
scumm/gfx.cpp
@ -29,7 +29,7 @@
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#include "scumm/usage_bits.h"
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#include "scumm/wiz_he.h"
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#if defined(__PALM_OS__)
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#if defined(PALMOS_68K)
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#include "arm/native.h"
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#include "arm/macros.h"
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#endif
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@ -80,7 +80,7 @@ struct TransitionEffect {
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byte stripTable[16]; // ditto
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};
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#ifdef __PALM_OS__
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#ifdef PALMOS_68K
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static const TransitionEffect *transitionEffects;
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#else
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static const TransitionEffect transitionEffects[6] = {
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@ -100,7 +100,7 @@ static const TransitionEffect transitionEffects[6] = {
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0, 0, 0, 24
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}
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},
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// Box wipe (a box expands from the upper-left corner to the lower-right corner)
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{
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25, // Number of iterations
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@ -117,7 +117,7 @@ static const TransitionEffect transitionEffects[6] = {
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255, 0, 0, 0
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}
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},
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// Box wipe (a box expands from the lower-right corner to the upper-left corner)
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{
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25, // Number of iterations
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@ -134,7 +134,7 @@ static const TransitionEffect transitionEffects[6] = {
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255, 0, 0, 0
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}
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},
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// Inverse box wipe
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{
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25, // Number of iterations
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@ -185,7 +185,7 @@ static const TransitionEffect transitionEffects[6] = {
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255, 0, 0, 0
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}
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}
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};
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#endif
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@ -241,7 +241,7 @@ void Gdi::roomChanged(byte *roomptr, uint32 IM00_offs, byte transparentColor) {
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} else if (_vm->_version == 2) {
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_roomStrips = generateStripTable(roomptr + IM00_offs, _vm->_roomWidth, _vm->_roomHeight, _roomStrips);
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}
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_transparentColor = transparentColor;
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}
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@ -287,7 +287,7 @@ void ScummEngine::initScreens(int b, int h) {
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initVirtScreen(kVerbVirtScreen, h + adj, _screenWidth, _screenHeight - h - adj, false, false);
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_screenB = b;
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_screenH = h;
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gdi.init();
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}
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@ -421,7 +421,7 @@ void ScummEngine::markRectAsDirty(VirtScreenNumber virt, int left, int right, in
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void ScummEngine::drawDirtyScreenParts() {
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// Update verbs
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updateDirtyScreen(kVerbVirtScreen);
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// Update the conversation area (at the top of the screen)
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updateDirtyScreen(kTextVirtScreen);
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@ -521,7 +521,7 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i
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assert(x >= 0 && width <= vs->pitch);
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assert(_charset->_textSurface.pixels);
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assert(_compositeBuf);
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if (width > vs->w - x)
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width = vs->w - x;
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@ -534,13 +534,13 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i
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// Convert the vertical coordinates to real screen coords
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int y = vs->topline + top - _screenTop;
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int height = bottom - top;
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// Compute screen etc. buffer pointers
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const byte *src = vs->getPixels(x, top);
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byte *dst = _compositeBuf + x + y * _screenWidth;
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const byte *text = (byte *)_charset->_textSurface.pixels + x + y * _charset->_textSurface.pitch;
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#ifdef __PALM_OS__
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#ifdef PALMOS_68K
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ARM_START(DrawStripType)
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ARM_INIT(SCUMM_DRAWSTRIP)
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ARM_ADDM(width)
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@ -550,7 +550,7 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i
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ARM_ADDM(text)
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ARM_ADDV(_vm_screenWidth, _screenWidth)
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ARM_ADDV(vs_pitch, vs->pitch)
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ARM_ADDV(_charset->_textSurface_pitch, _charset->_textSurface.pitch)
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ARM_ADDV(_charset_textSurface_pitch, _charset->_textSurface.pitch)
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ARM_CALL(ARM_ENGINE, PNO_DATA())
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ARM_CONTINUE()
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#endif
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@ -573,7 +573,7 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i
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if (_renderMode == Common::kRenderHercA || _renderMode == Common::kRenderHercG) {
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ditherHerc(_compositeBuf + x + y * _screenWidth, _herculesBuf, _screenWidth, &x, &y, &width, &height);
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// center image on the screen
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_system->copyRectToScreen(_herculesBuf + x + y * Common::kHercW,
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_system->copyRectToScreen(_herculesBuf + x + y * Common::kHercW,
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Common::kHercW, x + (Common::kHercW - _screenWidth * 2) / 2, y, width, height);
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} else {
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// Finally blit the whole thing to the screen
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@ -604,6 +604,20 @@ void ScummEngine::drawStripToScreen(VirtScreen *vs, int x, int width, int top, i
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// Odd lines have colors swapped, so there will be checkered patterns.
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// But apparently there is a mistake for 10th color.
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void ScummEngine::ditherCGA(byte *dst, int dstPitch, int x, int y, int width, int height) const {
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#ifdef PALMOS_68K
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ARM_START(RenderCGAType)
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ARM_INIT(SCUMM_RENDERCGA)
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ARM_ADDM(dst)
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ARM_ADDM(dstPitch)
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ARM_ADDM(x)
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ARM_ADDM(y)
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ARM_ADDM(width)
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ARM_ADDM(height)
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ARM_ADDV(_version, _version)
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ARM_CALL(ARM_ENGINE, PNO_DATA())
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ARM_END()
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#endif
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byte *ptr;
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int idx1, idx2;
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static const byte cgaDither[2][2][16] = {
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@ -638,6 +652,20 @@ void ScummEngine::ditherCGA(byte *dst, int dstPitch, int x, int y, int width, in
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// cccc1
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// dddd0
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void ScummEngine::ditherHerc(byte *src, byte *hercbuf, int srcPitch, int *x, int *y, int *width, int *height) const {
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#ifdef PALMOS_68K
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ARM_START(RenderHercType)
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ARM_INIT(SCUMM_RENDERHERC)
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ARM_ADDM(src)
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ARM_ADDM(hercbuf)
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ARM_ADDM(srcPitch)
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ARM_ADDM(x)
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ARM_ADDM(y)
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ARM_ADDM(width)
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ARM_ADDM(height)
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ARM_CALL(ARM_ENGINE, PNO_DATA())
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ARM_END()
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#endif
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byte *srcptr, *dstptr;
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int xo = *x, yo = *y, widtho = *width, heighto = *height;
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int idx1, idx2, dsty = 0, y1;
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@ -864,7 +892,7 @@ void ScummEngine::restoreBG(Common::Rect rect, byte backColor) {
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const int height = rect.height();
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const int width = rect.width();
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if (!height)
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return;
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@ -897,7 +925,7 @@ void CharsetRenderer::restoreCharsetBg() {
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return;
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_vm->markRectAsDirty(vs->number, Common::Rect(vs->w, vs->h), USAGE_BIT_RESTORED);
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byte *screenBuf = vs->getPixels(0, 0);
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if (vs->hasTwoBuffers && _vm->_currentRoom != 0 && _vm->isLightOn()) {
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@ -945,7 +973,7 @@ static void blit(byte *dst, int dstPitch, const byte *src, int srcPitch, int w,
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assert(h > 0);
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assert(src != NULL);
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assert(dst != NULL);
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if (w == srcPitch && w == dstPitch) {
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memcpy(dst, src, w*h);
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} else {
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@ -960,7 +988,7 @@ static void blit(byte *dst, int dstPitch, const byte *src, int srcPitch, int w,
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static void fill(byte *dst, int dstPitch, byte color, int w, int h) {
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assert(h > 0);
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assert(dst != NULL);
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if (w == dstPitch) {
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memset(dst, color, w*h);
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} else {
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@ -1016,7 +1044,7 @@ void ScummEngine::drawBox(int x, int y, int x2, int y2, int color) {
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// Adjust for the topline of the VirtScreen
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y -= vs->topline;
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y2 -= vs->topline;
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// Clip the coordinates
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if (x < 0)
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x = 0;
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@ -1037,7 +1065,7 @@ void ScummEngine::drawBox(int x, int y, int x2, int y2, int color) {
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return;
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else if (y2 > vs->h)
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y2 = vs->h;
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width = x2 - x;
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height = y2 - y;
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@ -1084,7 +1112,7 @@ void ScummEngine::drawFlashlight() {
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if (_flashlight.isDrawn) {
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markRectAsDirty(kMainVirtScreen, _flashlight.x, _flashlight.x + _flashlight.w,
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_flashlight.y, _flashlight.y + _flashlight.h, USAGE_BIT_DIRTY);
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if (_flashlight.buffer) {
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fill(_flashlight.buffer, vs->pitch, 0, _flashlight.w, _flashlight.h);
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}
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@ -1152,7 +1180,7 @@ void ScummEngine::drawFlashlight() {
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_flashlight.buffer[maxrow + maxcol - j] = 0;
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}
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}
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_flashlight.isDrawn = true;
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}
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@ -1211,7 +1239,7 @@ void Gdi::drawBitmapV2Helper(const byte *ptr, VirtScreen *vs, int x, int y, cons
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theX = 0;
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maxX = width;
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}
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// Decode and draw the image data.
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assert(height <= 128);
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for (; theX < maxX; theX++) {
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@ -1265,7 +1293,7 @@ void Gdi::drawBitmapV2Helper(const byte *ptr, VirtScreen *vs, int x, int y, cons
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do {
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if (!runFlag)
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data = *src++;
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if (left <= theX) {
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*mask_ptr = data;
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mask_ptr += _numStrips;
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@ -1303,7 +1331,7 @@ int Gdi::getZPlanes(const byte *ptr, const byte *zplane_list[9], bool bmapImage)
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else {
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numzbuf = _numZBuffer;
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assert(numzbuf <= 9);
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if (_vm->_features & GF_SMALL_HEADER) {
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if (_vm->_features & GF_16COLOR)
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zplane_list[1] = ptr + READ_LE_UINT16(ptr);
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@ -1320,7 +1348,7 @@ int Gdi::getZPlanes(const byte *ptr, const byte *zplane_list[9], bool bmapImage)
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} else if (_vm->_version == 8) {
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// Find the OFFS chunk of the ZPLN chunk
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const byte *zplnOffsChunkStart = ptr + 24 + READ_BE_UINT32(ptr + 12);
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// Each ZPLN contains a WRAP chunk, which has (as always) an OFFS subchunk pointing
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// at ZSTR chunks. These once more contain a WRAP chunk which contains nothing but
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// an OFFS chunk. The content of this OFFS chunk contains the offsets to the
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@ -1341,13 +1369,13 @@ int Gdi::getZPlanes(const byte *ptr, const byte *zplane_list[9], bool bmapImage)
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MKID('ZP03'),
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MKID('ZP04')
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};
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for (i = 1; i < numzbuf; i++) {
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zplane_list[i] = _vm->findResource(zplane_tags[i], ptr);
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}
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}
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}
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return numzbuf;
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}
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@ -1376,7 +1404,7 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, int y, const int wi
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const bool lightsOn = _vm->isLightOn();
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_objectMode = (flag & dbObjectMode) == dbObjectMode;
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if (_objectMode && _vm->_version == 1) {
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if (_vm->_platform == Common::kPlatformNES) {
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decodeNESObject(ptr, x, y, width, height);
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@ -1397,7 +1425,7 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, int y, const int wi
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assert(smap_ptr);
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numzbuf = getZPlanes(ptr, zplane_list, false);
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const byte *tmsk_ptr = NULL;
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if (_vm->_heversion >= 72) {
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tmsk_ptr = _vm->findResource(MKID('TMSK'), ptr);
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@ -1405,7 +1433,7 @@ void Gdi::drawBitmap(const byte *ptr, VirtScreen *vs, int x, int y, const int wi
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bottom = y + height;
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if (bottom > vs->h) {
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error("Gdi::drawBitmap, strip drawn to %d below window bottom %d", bottom, vs->h);
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warning("Gdi::drawBitmap, strip drawn to %d below window bottom %d", bottom, vs->h);
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}
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_vertStripNextInc = height * vs->pitch - 1;
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@ -1613,9 +1641,9 @@ void Gdi::drawBMAPBg(const byte *ptr, VirtScreen *vs) {
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_decomp_shr = code % 10;
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_decomp_mask = 0xFF >> (8 - _decomp_shr);
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code /= 10;
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switch (code) {
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case 13:
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case 13:
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drawStripHE(dst, vs->pitch, bmap_ptr, vs->w, vs->h, false);
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break;
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case 14:
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@ -1625,7 +1653,7 @@ void Gdi::drawBMAPBg(const byte *ptr, VirtScreen *vs) {
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fill(dst, vs->pitch, *bmap_ptr, vs->w, vs->h);
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break;
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default:
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// Alternayive russian freddi3 uses badly formatted bitmaps
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// Alternative russian freddi3 uses badly formatted bitmaps
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debug(0, "Gdi::drawBMAPBg: default case %d", code);
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}
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@ -1674,7 +1702,7 @@ void Gdi::drawBMAPObject(const byte *ptr, VirtScreen *vs, int obj, int x, int y,
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rect1.right -= rect2.left;
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rect1.top -= rect2.top;
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rect1.bottom -= rect2.top;
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copyVirtScreenBuffers(rect1);
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}
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#endif
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@ -1706,13 +1734,13 @@ void Gdi::copyVirtScreenBuffers(Common::Rect rect, int dirtybit) {
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const int rw = rect.width();
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const int rh = rect.height();
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if (rw == 0 || rh == 0)
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return;
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src = _vm->virtscr[0].getBackPixels(rect.left, rect.top);
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dst = _vm->virtscr[0].getPixels(rect.left, rect.top);
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assert(rw <= _vm->_screenWidth && rw > 0);
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assert(rh <= _vm->_screenHeight && rh > 0);
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blit(dst, _vm->virtscr[0].pitch, src, _vm->virtscr[0].pitch, rw, rh);
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@ -1726,7 +1754,7 @@ void Gdi::resetBackground(int top, int bottom, int strip) {
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VirtScreen *vs = &_vm->virtscr[0];
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byte *backbuff_ptr, *bgbak_ptr;
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int numLinesToProcess;
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if (top < 0)
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top = 0;
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@ -1759,7 +1787,7 @@ void Gdi::resetBackground(int top, int bottom, int strip) {
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bool Gdi::decompressBitmap(byte *dst, int dstPitch, const byte *src, int numLinesToProcess) {
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assert(numLinesToProcess);
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if (_vm->_features & GF_16COLOR) {
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drawStripEGA(dst, dstPitch, src, numLinesToProcess);
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return false;
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@ -1767,39 +1795,39 @@ bool Gdi::decompressBitmap(byte *dst, int dstPitch, const byte *src, int numLine
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byte code = *src++;
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bool useOrDecompress = false;
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if (code <= 10) {
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switch (code) {
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case 1:
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unkDecode7(dst, dstPitch, src, numLinesToProcess);
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break;
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case 2:
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unkDecode8(dst, dstPitch, src, numLinesToProcess); /* Ender - Zak256/Indy256 */
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break;
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case 3:
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unkDecode9(dst, dstPitch, src, numLinesToProcess); /* Ender - Zak256/Indy256 */
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break;
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case 4:
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unkDecode10(dst, dstPitch, src, numLinesToProcess); /* Ender - Zak256/Indy256 */
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break;
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case 7:
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unkDecode11(dst, dstPitch, src, numLinesToProcess); /* Ender - Zak256/Indy256 */
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break;
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case 8:
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// Used in 3DO versions of HE games
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useOrDecompress = true;
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drawStrip3DO(dst, dstPitch, src, numLinesToProcess, true);
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break;
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case 9:
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drawStrip3DO(dst, dstPitch, src, numLinesToProcess, false);
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break;
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case 10:
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// Used in Amiga version of Monkey Island 1
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drawStripEGA(dst, dstPitch, src, numLinesToProcess);
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@ -1812,51 +1840,51 @@ bool Gdi::decompressBitmap(byte *dst, int dstPitch, const byte *src, int numLine
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_decomp_shr = code % 10;
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_decomp_mask = 0xFF >> (8 - _decomp_shr);
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code /= 10;
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switch (code) {
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case 1:
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drawStripBasicV(dst, dstPitch, src, numLinesToProcess, false);
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break;
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case 2:
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drawStripBasicH(dst, dstPitch, src, numLinesToProcess, false);
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break;
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case 3:
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useOrDecompress = true;
|
||||
drawStripBasicV(dst, dstPitch, src, numLinesToProcess, true);
|
||||
break;
|
||||
|
||||
|
||||
case 4:
|
||||
useOrDecompress = true;
|
||||
drawStripBasicH(dst, dstPitch, src, numLinesToProcess, true);
|
||||
break;
|
||||
|
||||
|
||||
case 6:
|
||||
case 10:
|
||||
drawStripComplex(dst, dstPitch, src, numLinesToProcess, false);
|
||||
break;
|
||||
|
||||
|
||||
case 8:
|
||||
case 12:
|
||||
useOrDecompress = true;
|
||||
drawStripComplex(dst, dstPitch, src, numLinesToProcess, true);
|
||||
break;
|
||||
|
||||
|
||||
case 13:
|
||||
drawStripHE(dst, dstPitch, src, 8, numLinesToProcess, false);
|
||||
break;
|
||||
|
||||
|
||||
case 14:
|
||||
useOrDecompress = true;
|
||||
drawStripHE(dst, dstPitch, src, 8, numLinesToProcess, true);
|
||||
break;
|
||||
|
||||
|
||||
default:
|
||||
error("Gdi::decompressBitmap: default case %d", code);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return useOrDecompress;
|
||||
}
|
||||
|
||||
@ -1938,7 +1966,7 @@ void Gdi::decompressMaskImgOr(byte *dst, const byte *src, int height) const {
|
||||
|
||||
while (height) {
|
||||
b = *src++;
|
||||
|
||||
|
||||
if (b & 0x80) {
|
||||
b &= 0x7F;
|
||||
c = *src++;
|
||||
@ -2353,7 +2381,7 @@ StripTable *Gdi::generateStripTable(const byte *src, int width, int height, Stri
|
||||
x = 0;
|
||||
y = height;
|
||||
width /= 8;
|
||||
|
||||
|
||||
for (;;) {
|
||||
length = *src++;
|
||||
const byte runFlag = length & 0x80;
|
||||
@ -2387,7 +2415,7 @@ void Gdi::drawStripEGA(byte *dst, int dstPitch, const byte *src, int height) con
|
||||
|
||||
while (x < 8) {
|
||||
color = *src++;
|
||||
|
||||
|
||||
if (color & 0x80) {
|
||||
run = color & 0x3f;
|
||||
|
||||
@ -2426,7 +2454,7 @@ void Gdi::drawStripEGA(byte *dst, int dstPitch, const byte *src, int height) con
|
||||
if (run == 0) {
|
||||
run = *src++;
|
||||
}
|
||||
|
||||
|
||||
for (z = 0; z < run; z++) {
|
||||
*(dst + y * dstPitch + x) = _roomPalette[color & 0xf];
|
||||
|
||||
@ -2454,12 +2482,12 @@ void Gdi::drawStripHE(byte *dst, int dstPitch, const byte *src, int width, int h
|
||||
uint32 dataBit, data;
|
||||
byte color;
|
||||
int shift;
|
||||
|
||||
|
||||
color = *src++;
|
||||
data = READ_LE_UINT24(src);
|
||||
src += 3;
|
||||
shift = 24;
|
||||
|
||||
|
||||
int x = width;
|
||||
while (1) {
|
||||
if (!transpCheck || color != _transparentColor)
|
||||
@ -2892,10 +2920,10 @@ void ScummEngine::fadeOut(int effect) {
|
||||
|
||||
|
||||
if (_screenEffectFlag && effect != 0) {
|
||||
|
||||
|
||||
// Fill screen 0 with black
|
||||
memset(vs->getPixels(0, 0), 0, vs->pitch * vs->h);
|
||||
|
||||
|
||||
// Fade to black with the specified effect, if any.
|
||||
switch (effect) {
|
||||
case 1:
|
||||
@ -2999,13 +3027,13 @@ void ScummEngine::transitionEffect(int a) {
|
||||
/**
|
||||
* Update width*height areas of the screen, in random order, until the whole
|
||||
* screen has been updated. For instance:
|
||||
*
|
||||
*
|
||||
* dissolveEffect(1, 1) produces a pixel-by-pixel dissolve
|
||||
* dissolveEffect(8, 8) produces a square-by-square dissolve
|
||||
* dissolveEffect(virtsrc[0].width, 1) produces a line-by-line dissolve
|
||||
*/
|
||||
void ScummEngine::dissolveEffect(int width, int height) {
|
||||
#ifdef __PALM_OS__
|
||||
#ifdef PALMOS_68K
|
||||
// Remove this dissolve effect for now on PalmOS since it is a bit
|
||||
// too slow using 68k emulation
|
||||
if (width == 1 && height == 1) {
|
||||
@ -3087,7 +3115,7 @@ void ScummEngine::dissolveEffect(int width, int height) {
|
||||
|
||||
blits = 0;
|
||||
blits_before_refresh = (3 * w * h) / 25;
|
||||
|
||||
|
||||
// Speed up the effect for CD Loom since it uses it so often. I don't
|
||||
// think the original had any delay at all, so on modern hardware it
|
||||
// wasn't even noticeable.
|
||||
@ -3226,7 +3254,7 @@ void ScummEngine::unkScreenEffect6() {
|
||||
|
||||
} // End of namespace Scumm
|
||||
|
||||
#ifdef __PALM_OS__
|
||||
#ifdef PALMOS_68K
|
||||
#include "scumm_globals.h"
|
||||
|
||||
_GINIT(Gfx)
|
||||
@ -3238,3 +3266,4 @@ _GRELEASEPTR(GBVARS_TRANSITIONEFFECTS_INDEX, GBVARS_SCUMM)
|
||||
_GEND
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user