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-rw-r--r--saga/actor.cpp83
-rw-r--r--saga/actor.h17
-rw-r--r--saga/interface.cpp51
-rw-r--r--saga/scene.cpp10
-rw-r--r--saga/scene.h7
-rw-r--r--saga/sprite.cpp58
-rw-r--r--saga/sprite.h6
7 files changed, 115 insertions, 117 deletions
diff --git a/saga/actor.cpp b/saga/actor.cpp
index 73df0cefd0..ebe812c52a 100644
--- a/saga/actor.cpp
+++ b/saga/actor.cpp
@@ -39,13 +39,14 @@
#include "saga/actor.h"
#include "saga/actordata.h"
#include "saga/stream.h"
+#include "saga/interface.h"
namespace Saga {
static int actorCompare(const ActorDataPointer& actor1, const ActorDataPointer& actor2) {
- if (actor1->a_pt.y == actor2->a_pt.y) {
+ if (actor1->actorY == actor2->actorY) {
return 0;
- } else if (actor1->a_pt.y < actor2->a_pt.y) {
+ } else if (actor1->actorY < actor2->actorY) {
return -1;
} else {
return 1;
@@ -279,15 +280,37 @@ int Actor::direct(int msec) {
void Actor::createDrawOrderList() {
int i;
+ int beginSlope, endSlope, middle;
ActorData *actor;
_drawOrderList.clear();
for (i = 0;i < ACTORCOUNT;i++) {
actor = &_actors[i];
if (actor->disabled) continue;
+ if (actor->sceneNumber != _vm->_scene->currentSceneNumber()) continue;
- if (actor->sceneNumber == _vm->_scene->currentSceneNumber())
- _drawOrderList.pushBack(actor, actorCompare);
+ _drawOrderList.pushBack(actor, actorCompare);
+
+ middle = ITE_STATUS_Y - actor->actorY / ACTOR_LMULT,
+
+ _vm->_scene->getSlopes(beginSlope, endSlope);
+
+ actor->screenDepth = (14 * middle) / endSlope + 1;
+
+ if (middle <= beginSlope) {
+ actor->screenScale = 256;
+ } else {
+ if (middle >= endSlope) {
+ actor->screenScale = 1;
+ } else {
+ middle -= beginSlope;
+ endSlope -= beginSlope;
+ actor->screenScale = 256 - (middle * 256) / endSlope;
+ }
+ }
+
+ actor->screenPosition.x = (actor->actorX / ACTOR_LMULT);
+ actor->screenPosition.y = (actor->actorY / ACTOR_LMULT) - actor->actorZ;
}
}
@@ -314,13 +337,19 @@ int Actor::drawActors() {
for (actorDrawOrderIterator = _drawOrderList.begin(); actorDrawOrderIterator != _drawOrderList.end(); ++actorDrawOrderIterator) {
actor = actorDrawOrderIterator.operator*();
- if (actor->framesCount == 0) continue;
+ if (actor->framesCount == 0) {
+ warning("actor->framesCount == 0 actorId 0x%X", actor->actorId);
+ continue;
+ }
o_idx = ActorOrientationLUT[actor->orient];
sprite_num = actor->frames[actor->action].dir[o_idx].frameIndex;
sprite_num += actor->action_frame;
- if (actor->spriteList->sprite_count <= sprite_num) continue;
- _vm->_sprite->drawOccluded(back_buf, actor->spriteList, sprite_num, actor->s_pt.x, actor->s_pt.y);
+ if (actor->spriteList->sprite_count <= sprite_num) {
+ warning("(actor->spriteList->sprite_count <= sprite_num) actorId 0x%X", actor->actorId);
+ continue;
+ }
+ _vm->_sprite->drawOccluded(back_buf, actor->spriteList, sprite_num, actor->screenPosition, actor->screenScale, actor->screenDepth);
// If actor's current intent is to speak, oblige him by
// displaying his dialogue
@@ -331,8 +360,8 @@ int Actor::drawActors() {
actorDialogIterator = a_intent->si_diaglist.begin();
if (actorDialogIterator != a_intent->si_diaglist.end()) {
a_dialogue = actorDialogIterator.operator->();
- diag_x = actor->s_pt.x;
- diag_y = actor->s_pt.y;
+ diag_x = actor->screenPosition.x;
+ diag_y = actor->screenPosition.y;
diag_y -= ACTOR_DIALOGUE_HEIGHT;
_vm->textDraw(MEDIUM_FONT_ID, back_buf, a_dialogue->d_string, diag_x, diag_y, actor->speechColor, 0,
FONT_OUTLINE | FONT_CENTERED);
@@ -583,13 +612,13 @@ void Actor::walkTo(uint16 actorId, const Point *walk_pt, uint16 flags, SEMAPHORE
}
}
-int Actor::setPathNode(WALKINTENT *walk_int, Point *src_pt, Point *dst_pt, SEMAPHORE *sem) {
+int Actor::setPathNode(WALKINTENT *walk_int, const Point &src_pt, Point *dst_pt, SEMAPHORE *sem) {
WALKNODE new_node;
walk_int->wi_active = 1;
- walk_int->org = *src_pt;
+ walk_int->org = src_pt;
- assert((walk_int != NULL) && (src_pt != NULL) && (dst_pt != NULL));
+ assert((walk_int != NULL) && (dst_pt != NULL));
new_node.node_pt = *dst_pt;
new_node.calc_flag = 0;
@@ -625,7 +654,7 @@ int Actor::handleWalkIntent(ActorData *actor, WALKINTENT *a_walkint, int *comple
// Initialize walk intent
if (!a_walkint->wi_init) {
- setPathNode(a_walkint, &actor->a_pt, &a_walkint->dst_pt, a_walkint->sem);
+ setPathNode(a_walkint, Point(actor->actorX,actor->actorY), &a_walkint->dst_pt, a_walkint->sem);
setDefaultAction(actor->actorId, ACTION_IDLE, ACTION_NONE);
a_walkint->wi_init = 1;
}
@@ -741,11 +770,8 @@ int Actor::handleWalkIntent(ActorData *actor, WALKINTENT *a_walkint, int *comple
actor_x = (int)new_a_x;
actor_y = (int)new_a_y;
- actor->a_pt.x = (int)new_a_x;
- actor->a_pt.y = (int)new_a_y;
-
- actor->s_pt.x = actor->a_pt.x >> 2;
- actor->s_pt.y = actor->a_pt.y >> 2;
+ actor->actorX = (int)new_a_x;
+ actor->actorY = (int)new_a_y;
return SUCCESS;
}
@@ -753,17 +779,10 @@ int Actor::handleWalkIntent(ActorData *actor, WALKINTENT *a_walkint, int *comple
void Actor::move(uint16 actorId, const Point &movePoint) {
ActorData *actor;
- int moveUp = 0;
-
actor = getActor(actorId);
- if (movePoint.y < actor->a_pt.y) {
- moveUp = 1;
- }
-
- actor->a_pt = movePoint;
-
- AtoS(actor->s_pt, actor->a_pt);
+ actor->actorX = movePoint.x;
+ actor->actorY = movePoint.y;
}
void Actor::moveRelative(uint16 actorId, const Point &movePoint) {
@@ -771,16 +790,10 @@ void Actor::moveRelative(uint16 actorId, const Point &movePoint) {
actor = getActor(actorId);
- actor->a_pt.x += movePoint.x; //TODO user rect.h
- actor->a_pt.y += movePoint.y;
-
- AtoS(actor->s_pt, actor->a_pt);
+ actor->actorX += movePoint.x;
+ actor->actorY += movePoint.y;
}
-void Actor::AtoS(Point &screenPoint, const Point &actorPoint) {
- screenPoint.x = (actorPoint.x / ACTOR_LMULT);
- screenPoint.y = (actorPoint.y / ACTOR_LMULT);
-}
void Actor::StoA(Point &actorPoint, const Point &screenPoint) {
actorPoint.x = (screenPoint.x * ACTOR_LMULT);
diff --git a/saga/actor.h b/saga/actor.h
index 545a130a75..bb75e54f10 100644
--- a/saga/actor.h
+++ b/saga/actor.h
@@ -181,7 +181,15 @@ struct ActorData {
int nameIndex; // Actor's index in actor name string list
byte speechColor; // Actor dialogue color
uint16 flags; // Actor flags
+
int sceneNumber; // scene of actor
+ int actorX; // Actor's logical coordinates
+ int actorY; //
+ int actorZ; //
+
+ Point screenPosition; // Actor's screen coordinates
+ int screenDepth; //
+ int screenScale; //
int currentAction;
int facingDirection;
@@ -195,8 +203,6 @@ struct ActorData {
int frameListResourceId; // Actor's frame list resource id
- Point a_pt; // Actor's logical coordinates
- Point s_pt; // Actor's screen coordinates
int idle_time;
@@ -237,6 +243,11 @@ struct ActorData {
spriteList = NULL;
spriteListResourceId = 0;
flags = 0;
+ sceneNumber = 0;
+ actorX = 0;
+ actorY = 0;
+ actorZ = 0;
+ screenDepth = 0;
idle_time = 0;
orient = 0;
@@ -294,7 +305,7 @@ public:
private:
int handleWalkIntent(ActorData *actor, WALKINTENT *a_walk_int, int *complete_p, int msec);
int handleSpeakIntent(ActorData *actor, ACTORINTENT *a_aintent, int *complete_p, int msec);
- int setPathNode(WALKINTENT *walk_int, Point *src_pt, Point *dst_pt, SEMAPHORE *sem);
+ int setPathNode(WALKINTENT *walk_int, const Point &src_pt, Point *dst_pt, SEMAPHORE *sem);
ActorData *getActor(uint16 actorId);
diff --git a/saga/interface.cpp b/saga/interface.cpp
index 8bcede1578..cfb71bc374 100644
--- a/saga/interface.cpp
+++ b/saga/interface.cpp
@@ -318,11 +318,9 @@ int Interface::draw() {
int xbase;
int ybase;
- int lportrait_x;
- int lportrait_y;
- int rportrait_x;
- int rportrait_y;
-
+ Point lportrait;
+ Point rportrait;
+
Point origin;
back_buf = _vm->_gfx->getBackBuffer();
@@ -358,16 +356,16 @@ int Interface::draw() {
}
// Draw character portrait
- lportrait_x = xbase + _iDesc.lportrait_x;
- lportrait_y = ybase + _iDesc.lportrait_y;
+ lportrait.x = xbase + _iDesc.lportrait_x;
+ lportrait.y = ybase + _iDesc.lportrait_y;
- _vm->_sprite->draw(back_buf, _defPortraits, _leftPortrait, lportrait_x, lportrait_y);
+ _vm->_sprite->draw(back_buf, _defPortraits, _leftPortrait, lportrait, 1);
if (_panelMode == kPanelDialogue && _iDesc.rportrait_x >= 0) {
- rportrait_x = xbase + _iDesc.rportrait_x;
- rportrait_y = ybase + _iDesc.rportrait_y;
+ rportrait.x = xbase + _iDesc.rportrait_x;
+ rportrait.y = ybase + _iDesc.rportrait_y;
- _vm->_sprite->draw(back_buf, _scenePortraits, _rightPortrait, rportrait_x, rportrait_y);
+ _vm->_sprite->draw(back_buf, _scenePortraits, _rightPortrait, rportrait, 1);
}
drawInventory();
@@ -457,8 +455,7 @@ int Interface::handleCommandClick(SURFACE *ds, const Point& imousePt) {
int x_base;
int y_base;
- int button_x = 0;
- int button_y = 0;
+ Point button;
int old_set_button;
int set_button;
@@ -482,19 +479,19 @@ int Interface::handleCommandClick(SURFACE *ds, const Point& imousePt) {
}
if (_cPanel.buttons[set_button].flags & BUTTON_BITMAP) {
- button_x = x_base + _cPanel.buttons[set_button].x1;
- button_y = y_base + _cPanel.buttons[set_button].y1;
+ button.x = x_base + _cPanel.buttons[set_button].x1;
+ button.y = y_base + _cPanel.buttons[set_button].y1;
_vm->_sprite->draw(ds, _cPanel.sprites, _cPanel.buttons[set_button].
- active_sprite - 1, button_x, button_y);
+ active_sprite - 1, button, 1);
}
if (_cPanel.buttons[old_set_button].flags & BUTTON_BITMAP) {
- button_x = x_base + _cPanel.buttons[old_set_button].x1;
- button_y = y_base + _cPanel.buttons[old_set_button].y1;
+ button.x = x_base + _cPanel.buttons[old_set_button].x1;
+ button.y = y_base + _cPanel.buttons[old_set_button].y1;
_vm->_sprite->draw(ds, _cPanel.sprites, _cPanel.buttons[old_set_button].
- inactive_sprite - 1, button_x, button_y);
+ inactive_sprite - 1, button, 1);
}
}
@@ -505,8 +502,7 @@ int Interface::handleCommandUpdate(SURFACE *ds, const Point& imousePt) {
int hit_button;
int ibutton_num;
- int button_x = 0;
- int button_y = 0;
+ Point button;
int button_w = 0;
int verb_idx = 0;
@@ -546,16 +542,16 @@ int Interface::handleCommandUpdate(SURFACE *ds, const Point& imousePt) {
color = _iDesc.cmd_txt_col;
}
- button_x = _cPanel.x + _cPanel.buttons[i].x1;
- button_y = _cPanel.y + _cPanel.buttons[i].y1;
+ button.x = _cPanel.x + _cPanel.buttons[i].x1;
+ button.y = _cPanel.y + _cPanel.buttons[i].y1;
_vm->_font->draw(SMALL_FONT_ID, ds, I_VerbData[verb_idx].verb_str, 0,
- button_x + ((button_w / 2) - (string_w / 2)), button_y + 1,
+ button.x + ((button_w / 2) - (string_w / 2)), button.y + 1,
color, _iDesc.cmd_txt_shadowcol, FONT_SHADOW);
if ((i == _cPanel.set_button) && (_cPanel.buttons[i].flags & BUTTON_BITMAP)) {
_vm->_sprite->draw(ds, _cPanel.sprites, _cPanel.buttons[i].active_sprite - 1,
- button_x, button_y);
+ button, 1);
}
}
@@ -704,15 +700,18 @@ void Interface::drawInventory() {
int y = _iDesc.inv_ystart + _iDesc.inv_icon_yoffset;
int width = _iDesc.inv_icon_width + _iDesc.inv_xspacing;
int height = _iDesc.inv_icon_height + _iDesc.inv_yspacing;
+ Point drawPoint;
for (int i = 0; i < _inventoryCount; i++) {
if (_inventory[i] >= ARRAYSIZE(ObjectTable)) {
continue;
}
+ drawPoint.x = x + col * width;
+ drawPoint.y = y + row * height;
_vm->_sprite->draw(back_buf, _vm->_mainSprites,
ObjectTable[_inventory[i]].spritelistRn,
- x + col * width, y + row * height);
+ drawPoint, 1);
if (++col >= _iDesc.inv_columns) {
if (++row >= _iDesc.inv_rows) {
diff --git a/saga/scene.cpp b/saga/scene.cpp
index fd0c5c19c6..8d3b39edfc 100644
--- a/saga/scene.cpp
+++ b/saga/scene.cpp
@@ -317,13 +317,9 @@ int Scene::getMode() {
return _sceneMode;
}
-int Scene::getZInfo(SCENE_ZINFO *zinfo) {
- assert(_initialized);
-
- zinfo->beginSlope = _desc.beginSlope;
- zinfo->endSlope = _desc.endSlope;
-
- return SUCCESS;
+void Scene::getSlopes(int &beginSlope, int &endSlope) {
+ beginSlope = ITE_STATUS_Y - _desc.beginSlope; // fixme: implement also IHNM_STATUS_Y
+ endSlope = ITE_STATUS_Y - _desc.endSlope;
}
int Scene::getBGInfo(SCENE_BGINFO *bginfo) {
diff --git a/saga/scene.h b/saga/scene.h
index a7e4ac877e..5f2bf3678b 100644
--- a/saga/scene.h
+++ b/saga/scene.h
@@ -40,10 +40,6 @@ enum SCENE_MODES {
SCENE_MODE_ISO
};
-struct SCENE_ZINFO {
- int beginSlope;
- int endSlope;
-};
struct SCENE_BGINFO {
int bg_x;
@@ -56,7 +52,6 @@ struct SCENE_BGINFO {
};
struct SCENE_INFO {
- SCENE_ZINFO z_info;
SCENE_BGINFO bg_info;
TEXTLIST *text_list;
};
@@ -232,9 +227,9 @@ class Scene {
int getBGMaskInfo(int *w, int *h, byte **buf, size_t *buf_len);
int isBGMaskPresent(void);
int getBGInfo(SCENE_BGINFO *bginfo);
- int getZInfo(SCENE_ZINFO *zinfo);
int getBGPal(PALENTRY **pal);
int getInfo(SCENE_INFO *si);
+ void getSlopes(int &beginSlope, int &endSlope);
int clearSceneQueue(void);
int changeScene(int scene_num);
diff --git a/saga/sprite.cpp b/saga/sprite.cpp
index a95e61aaea..897a10f386 100644
--- a/saga/sprite.cpp
+++ b/saga/sprite.cpp
@@ -173,7 +173,7 @@ int Sprite::freeSprite(SPRITELIST *spritelist) {
return SUCCESS;
}
-int Sprite::draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x, int spr_y) {
+int Sprite::draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale) {
int offset;
int offset_idx;
byte *sprite_p;
@@ -187,6 +187,7 @@ int Sprite::draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x
int clip_height;
int x_align;
int y_align;
+ Point spr_pt;
if (!_initialized) {
return FAILURE;
@@ -209,38 +210,38 @@ int Sprite::draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x
sprite_data_p = sprite_p + readS.pos();
- spr_x += x_align;
- spr_y += y_align;
+ spr_pt.x = screenCoord.x + x_align;
+ spr_pt.y = screenCoord.y + y_align;
- if (spr_x < 0) {
+ if (spr_pt.x < 0) {
return 0;
}
- if (spr_y < 0) {
+ if (spr_pt.y < 0) {
return 0;
}
- decodeRLESprite(sprite_data_p, 64000, _decodeBuf, s_width * s_height);
+ decodeRLESprite(sprite_data_p, 64000, _decodeBuf, s_width * s_height, scale);
- buf_row_p = (byte *)ds->pixels + ds->pitch * spr_y;
+ buf_row_p = (byte *)ds->pixels + ds->pitch * spr_pt.y;
src_row_p = _decodeBuf;
// Clip to right side of surface
clip_width = s_width;
- if (s_width > (ds->w - spr_x)) {
- clip_width = (ds->w - spr_x);
+ if (s_width > (ds->w - spr_pt.x)) {
+ clip_width = (ds->w - spr_pt.x);
}
// Clip to bottom side of surface
clip_height = s_height;
- if (s_height > (ds->h - spr_y)) {
- clip_height = (ds->h - spr_y);
+ if (s_height > (ds->h - spr_pt.y)) {
+ clip_height = (ds->h - spr_pt.y);
}
for (i = 0; i < clip_height; i++) {
for (j = 0; j < clip_width; j++) {
if (*(src_row_p + j) != 0) {
- *(buf_row_p + j + spr_x) = *(src_row_p + j);
+ *(buf_row_p + j + spr_pt.x) = *(src_row_p + j);
}
}
buf_row_p += ds->pitch;
@@ -250,12 +251,11 @@ int Sprite::draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x
return SUCCESS;
}
-int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x, int spr_y) {
+int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale, int depth) {
int offset;
int offset_idx;
byte *sprite_p;
const byte *sprite_data_p;
- int i;
int x, y;
byte *dst_row_p;
byte *src_row_p;
@@ -266,8 +266,6 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
int s_height;
int x_align;
int y_align;
- int z_lut[SPRITE_ZMAX];
- int e_slope;
// Clipinfo variables
Point spr_pt;
@@ -283,16 +281,13 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
byte *mask_row_p;
int mask_z;
- // Z info variables
- SCENE_ZINFO zinfo;
- int actor_z;
if (!_initialized) {
return FAILURE;
}
if (!_vm->_scene->isBGMaskPresent()) {
- return draw(ds, sprite_list, sprite_num, spr_x, spr_y);
+ return draw(ds, sprite_list, sprite_num, screenCoord, scale);
}
if (sprite_num >= sprite_list->sprite_count) {
@@ -319,16 +314,7 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
sprite_data_p = sprite_p + readS.pos();
- // Create actor Z occlusion LUT
- _vm->_scene->getZInfo(&zinfo);
-
- e_slope = zinfo.endSlope;
- for (i = 0; i < SPRITE_ZMAX; i++) {
- z_lut[i] = (int)(e_slope + ((137.0 - e_slope) / 14.0) * (15.0 - i));
- }
-
- actor_z = spr_y;
_vm->_scene->getBGMaskInfo(&mask_w, &mask_h, &mask_buf, &mask_buf_len);
@@ -342,11 +328,8 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
spr_dst_rect.right = ds->clip_rect.right;
spr_dst_rect.bottom = MIN(ds->clip_rect.bottom, (int16)mask_h);
- spr_pt.x = spr_x + x_align;
- spr_pt.y = spr_y + y_align;
-
- spr_x += x_align;
- spr_y += y_align;
+ spr_pt.x = screenCoord.x + x_align;
+ spr_pt.y = screenCoord.y + y_align;
ci.dst_rect = &spr_dst_rect;
ci.src_rect = &spr_src_rect;
@@ -358,7 +341,7 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
return SUCCESS;
}
- decodeRLESprite(sprite_data_p, 64000, _decodeBuf, s_width * s_height);
+ decodeRLESprite(sprite_data_p, 64000, _decodeBuf, s_width * s_height, scale);
// Finally, draw the occluded sprite
src_row_p = _decodeBuf + ci.src_draw_x + (ci.src_draw_y * s_width);
@@ -373,7 +356,7 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
for (x = 0; x < ci.draw_w; x++) {
if (*src_p != 0) {
mask_z = *mask_p & SPRITE_ZMASK;
- if (actor_z > z_lut[mask_z]) {
+ if (mask_z > depth) {
*dst_p = *src_p;
}
}
@@ -396,7 +379,8 @@ int Sprite::drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, i
return SUCCESS;
}
-int Sprite::decodeRLESprite(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len) {
+//TODO write scale support
+int Sprite::decodeRLESprite(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len, int scale) {
int bg_runcount;
int fg_runcount;
const byte *inbuf_ptr;
diff --git a/saga/sprite.h b/saga/sprite.h
index 5ec28a74c5..99623bc1d3 100644
--- a/saga/sprite.h
+++ b/saga/sprite.h
@@ -65,11 +65,11 @@ class Sprite {
int appendList(int resource_num, SPRITELIST *spritelist);
int getListLen(SPRITELIST *spritelist);
int freeSprite(SPRITELIST *spritelist);
- int draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x, int spr_y);
- int drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, int spr_x, int spr_y);
+ int draw(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale);
+ int drawOccluded(SURFACE *ds, SPRITELIST *sprite_list, int sprite_num, const Point &screenCoord, int scale, int depth);
private:
- int decodeRLESprite(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len);
+ int decodeRLESprite(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len, int scale);
SagaEngine *_vm;
bool _initialized;