matthew/The-Powder-Toy
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This commit is contained in:
Simon Robertshaw 2012-01-28 14:51:39 +00:00
parent 58ba7f8800
commit b5728a9e3e
10 changed files with 326 additions and 21 deletions
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1
src/PowderToy.cpp
View File

@ -88,6 +88,7 @@ int main(int argc, char * argv[])
engine->onKeyPress(event.key.keysym.unicode, false, false, false);
break;
case SDL_KEYUP:
engine->onKeyRelease(event.key.keysym.unicode, false, false, false);
break;
case SDL_MOUSEMOTION:
engine->onMouseMove(event.motion.x, event.motion.y);

118
src/Renderer.cpp
View File

@ -19,6 +19,118 @@ extern "C"
#include "hmap.h"
}
void Renderer::RenderZoom()
{
if(!zoomEnabled)
return;
#ifdef OGLR
int origBlendSrc, origBlendDst;
float zcx1, zcx0, zcy1, zcy0, yfactor, xfactor, i; //X-Factor is shit, btw
xfactor = 1.0f/(float)XRES;
yfactor = 1.0f/(float)YRES;
zcx0 = (zoom_x)*xfactor;
zcx1 = (zoom_x+ZSIZE)*xfactor;
zcy0 = (zoom_y)*yfactor;
zcy1 = ((zoom_y+ZSIZE))*yfactor;
glGetIntegerv(GL_BLEND_SRC, &origBlendSrc);
glGetIntegerv(GL_BLEND_DST, &origBlendDst);
glBlendFunc(GL_ONE, GL_ZERO);
glEnable( GL_TEXTURE_2D );
//glReadBuffer(GL_AUX0);
glBindTexture(GL_TEXTURE_2D, partsFboTex);
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_QUADS);
glTexCoord2d(zcx1, zcy1);
glVertex3f((zoom_wx+ZSIZE*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR))*sdl_scale, 1.0);
glTexCoord2d(zcx0, zcy1);
glVertex3f(zoom_wx*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR))*sdl_scale, 1.0);
glTexCoord2d(zcx0, zcy0);
glVertex3f(zoom_wx*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale, 1.0);
glTexCoord2d(zcx1, zcy0);
glVertex3f((zoom_wx+ZSIZE*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale, 1.0);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
glDisable( GL_TEXTURE_2D );
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glLineWidth(sdl_scale);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES);
glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
for(i = 0; i < ZSIZE; i++)
{
glVertex2f((zoom_wx+ZSIZE*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR)+i*ZFACTOR)*sdl_scale);
glVertex2f(zoom_wx*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR)+i*ZFACTOR)*sdl_scale);
glVertex2f((zoom_wx+i*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR))*sdl_scale);
glVertex2f((zoom_wx+i*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale);
}
glEnd();
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_LINE_STRIP);
glVertex3i((zoom_wx-1)*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale, 0);
glVertex3i((zoom_wx-1)*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR))*sdl_scale, 0);
glVertex3i((zoom_wx+ZSIZE*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-(zoom_wy+ZSIZE*ZFACTOR))*sdl_scale, 0);
glVertex3i((zoom_wx+ZSIZE*ZFACTOR)*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale, 0);
glVertex3i((zoom_wx-1)*sdl_scale, (YRES+MENUSIZE-zoom_wy)*sdl_scale, 0);
glEnd();
glDisable(GL_LINE_SMOOTH);
glDisable(GL_LINE_SMOOTH);
if(zoom_en)
{
glEnable(GL_COLOR_LOGIC_OP);
//glEnable(GL_LINE_SMOOTH);
glLogicOp(GL_XOR);
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_LINE_STRIP);
glVertex3i((zoom_x-1)*sdl_scale, (YRES+MENUSIZE-(zoom_y-1))*sdl_scale, 0);
glVertex3i((zoom_x-1)*sdl_scale, (YRES+MENUSIZE-(zoom_y+ZSIZE))*sdl_scale, 0);
glVertex3i((zoom_x+ZSIZE)*sdl_scale, (YRES+MENUSIZE-(zoom_y+ZSIZE))*sdl_scale, 0);
glVertex3i((zoom_x+ZSIZE)*sdl_scale, (YRES+MENUSIZE-(zoom_y-1))*sdl_scale, 0);
glVertex3i((zoom_x-1)*sdl_scale, (YRES+MENUSIZE-(zoom_y-1))*sdl_scale, 0);
glEnd();
glDisable(GL_COLOR_LOGIC_OP);
}
glLineWidth(1);
glBlendFunc(origBlendSrc, origBlendDst);
#else
int x, y, i, j;
pixel pix;
pixel * img = g->vid;
g->drawrect(zoomWindowPosition.X-2, zoomWindowPosition.Y-2, zoomScopeSize*ZFACTOR+2, zoomScopeSize*ZFACTOR+2, 192, 192, 192, 255);
g->drawrect(zoomWindowPosition.X-1, zoomWindowPosition.Y-1, zoomScopeSize*ZFACTOR, zoomScopeSize*ZFACTOR, 0, 0, 0, 255);
g->clearrect(zoomWindowPosition.X, zoomWindowPosition.Y, zoomScopeSize*ZFACTOR, zoomScopeSize*ZFACTOR);
for (j=0; j<zoomScopeSize; j++)
for (i=0; i<zoomScopeSize; i++)
{
pix = img[(j+zoomScopePosition.Y)*(XRES+BARSIZE)+(i+zoomScopePosition.X)];
for (y=0; y<ZFACTOR-1; y++)
for (x=0; x<ZFACTOR-1; x++)
img[(j*ZFACTOR+y+zoomWindowPosition.Y)*(XRES+BARSIZE)+(i*ZFACTOR+x+zoomWindowPosition.X)] = pix;
}
if (zoomEnabled)
{
for (j=-1; j<=zoomScopeSize; j++)
{
g->xor_pixel(zoomScopePosition.X+j, zoomScopePosition.Y-1);
g->xor_pixel(zoomScopePosition.X+j, zoomScopePosition.Y+zoomScopeSize);
}
for (j=0; j<zoomScopeSize; j++)
{
g->xor_pixel(zoomScopePosition.X-1, zoomScopePosition.Y+j);
g->xor_pixel(zoomScopePosition.X+zoomScopeSize, zoomScopePosition.Y+j);
}
}
#endif
}
void Renderer::DrawWalls()
{
int x, y, i, j, cr, cg, cb;
@ -1645,7 +1757,11 @@ void Renderer::draw_grav_zones()
Renderer::Renderer(Graphics * g, Simulation * sim):
sim(NULL),
g(NULL)
g(NULL),
zoomWindowPosition(0, 0),
zoomScopePosition(0, 0),
zoomScopeSize(10),
ZFACTOR(8)
{
this->g = g;
this->sim = sim;

9
src/Renderer.h
View File

@ -5,6 +5,7 @@
#include "Config.h"
#include "simulation/Simulation.h"
#include "Graphics.h"
#include "interface/Point.h"
class Simulation;
@ -41,7 +42,15 @@ public:
Graphics * g;
gcache_item *graphicscache;
//Zoom window
ui::Point zoomWindowPosition;
ui::Point zoomScopePosition;
int zoomScopeSize;
bool zoomEnabled;
int ZFACTOR;
//Renderers
void RenderZoom();
void DrawWalls();
void DrawSigns();
void render_gravlensing();

66
src/game/GameController.cpp
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@ -107,6 +107,36 @@ void GameController::AdjustBrushSize(int direction)
gameModel->GetBrush()->SetRadius(newSize);
}
void GameController::AdjustZoomSize(int direction)
{
int newSize = gameModel->GetZoomSize()+direction;
if(newSize<5)
newSize = 5;
if(newSize>64)
newSize = 64;
gameModel->SetZoomSize(newSize);
int newZoomFactor = 256/newSize;
if(newZoomFactor<3)
newZoomFactor = 3;
gameModel->SetZoomFactor(newZoomFactor);
}
ui::Point GameController::PointTranslate(ui::Point point)
{
bool zoomEnabled = gameModel->GetZoomEnabled();
if(!zoomEnabled)
return point;
//If we try to draw inside the zoom window, normalise the coordinates
int zoomFactor = gameModel->GetZoomFactor();
ui::Point zoomWindowPosition = gameModel->GetZoomWindowPosition();
ui::Point zoomWindowSize = ui::Point(gameModel->GetZoomSize()*zoomFactor, gameModel->GetZoomSize()*zoomFactor);
if(point.X > zoomWindowPosition.X && point.X > zoomWindowPosition.Y && point.X < zoomWindowPosition.X+zoomWindowSize.X && point.Y < zoomWindowPosition.Y+zoomWindowSize.Y)
return ((point-zoomWindowPosition)/gameModel->GetZoomFactor())+gameModel->GetZoomPosition();
return point;
}
void GameController::DrawPoints(queue<ui::Point*> & pointQueue)
{
Simulation * sim = gameModel->GetSimulation();
@ -123,26 +153,27 @@ void GameController::DrawPoints(queue<ui::Point*> & pointQueue)
}
}
}
if(!pointQueue.empty())
{
ui::Point * sPoint = NULL;
ui::Point sPoint(0, 0);
bool first = true;
while(!pointQueue.empty())
{
ui::Point * fPoint = pointQueue.front();
ui::Point fPoint = PointTranslate(*pointQueue.front());
delete pointQueue.front();
pointQueue.pop();
if(sPoint)
if(!first)
{
activeTool->DrawLine(sim, cBrush, *fPoint, *sPoint);
delete sPoint;
activeTool->DrawLine(sim, cBrush, fPoint, sPoint);
}
else
{
activeTool->Draw(sim, cBrush, *fPoint);
first = false;
activeTool->Draw(sim, cBrush, fPoint);
}
sPoint = fPoint;
}
if(sPoint)
delete sPoint;
}
}
@ -168,6 +199,25 @@ void GameController::Update()
}
}
void GameController::SetZoomEnabled(bool zoomEnabled)
{
gameModel->SetZoomEnabled(zoomEnabled);
}
void GameController::SetZoomPosition(ui::Point position)
{
ui::Point zoomPosition = position-(gameModel->GetZoomSize()/2);
if(zoomPosition.X < 0)
zoomPosition.X = 0;
if(zoomPosition.Y < 0)
zoomPosition.Y = 0;
if(zoomPosition.X >= XRES-gameModel->GetZoomSize())
zoomPosition.X = XRES-gameModel->GetZoomSize();
if(zoomPosition.Y >= YRES-gameModel->GetZoomSize())
zoomPosition.Y = YRES-gameModel->GetZoomSize();
gameModel->SetZoomPosition(zoomPosition);
}
void GameController::SetPaused(bool pauseState)
{
gameModel->SetPaused(pauseState);

4
src/game/GameController.h
View File

@ -31,7 +31,10 @@ public:
GameController();
~GameController();
GameView * GetView();
void SetZoomEnabled(bool zoomEnable);
void SetZoomPosition(ui::Point position);
void AdjustBrushSize(int direction);
void AdjustZoomSize(int direction);
void DrawPoints(queue<ui::Point*> & pointQueue);
void Update();
void SetPaused(bool pauseState);
@ -48,6 +51,7 @@ public:
void ReloadSim();
void Vote(int direction);
void ChangeBrush();
ui::Point PointTranslate(ui::Point point);
};
#endif // GAMECONTROLLER_H

63
src/game/GameModel.cpp
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@ -160,6 +160,61 @@ User GameModel::GetUser()
return currentUser;
}
void GameModel::SetZoomEnabled(bool enabled)
{
ren->zoomEnabled = enabled;
notifyZoomChanged();
}
bool GameModel::GetZoomEnabled()
{
return ren->zoomEnabled;
}
void GameModel::SetZoomPosition(ui::Point position)
{
ren->zoomScopePosition = position;
notifyZoomChanged();
}
ui::Point GameModel::GetZoomPosition()
{
return ren->zoomScopePosition;
}
void GameModel::SetZoomWindowPosition(ui::Point position)
{
ren->zoomWindowPosition = position;
notifyZoomChanged();
}
ui::Point GameModel::GetZoomWindowPosition()
{
return ren->zoomWindowPosition;
}
void GameModel::SetZoomSize(int size)
{
ren->zoomScopeSize = size;
notifyZoomChanged();
}
int GameModel::GetZoomSize()
{
return ren->zoomScopeSize;
}
void GameModel::SetZoomFactor(int factor)
{
ren->ZFACTOR = factor;
notifyZoomChanged();
}
int GameModel::GetZoomFactor()
{
return ren->ZFACTOR;
}
void GameModel::SetUser(User user)
{
currentUser = user;
@ -253,3 +308,11 @@ void GameModel::notifyUserChanged()
observers[i]->NotifyUserChanged(this);
}
}
void GameModel::notifyZoomChanged()
{
for(int i = 0; i < observers.size(); i++)
{
observers[i]->NotifyZoomChanged(this);
}
}

12
src/game/GameModel.h
View File

@ -32,6 +32,7 @@ private:
Renderer * ren;
Tool * activeTool;
User currentUser;
//bool zoomEnabled;
void notifyRendererChanged();
void notifySimulationChanged();
void notifyPausedChanged();
@ -41,6 +42,7 @@ private:
void notifyToolListChanged();
void notifyActiveToolChanged();
void notifyUserChanged();
void notifyZoomChanged();
public:
GameModel();
~GameModel();
@ -64,6 +66,16 @@ public:
int GetBrushID();
Simulation * GetSimulation();
Renderer * GetRenderer();
void SetZoomEnabled(bool enabled);
bool GetZoomEnabled();
void SetZoomSize(int size);
int GetZoomSize();
void SetZoomFactor(int factor);
int GetZoomFactor();
void SetZoomPosition(ui::Point position);
ui::Point GetZoomPosition();
void SetZoomWindowPosition(ui::Point position);
ui::Point GetZoomWindowPosition();
};
#endif // GAMEMODEL_H

44
src/game/GameView.cpp
View File

@ -380,7 +380,7 @@ void GameView::OnMouseMove(int x, int y, int dx, int dy)
void GameView::OnMouseDown(int x, int y, unsigned button)
{
if(currentMouse.X > 0 && currentMouse.X < XRES && currentMouse.Y > 0 && currentMouse.Y < YRES)
if(currentMouse.X > 0 && currentMouse.X < XRES && currentMouse.Y > 0 && currentMouse.Y < YRES && !(zoomEnabled && !zoomCursorFixed))
{
isMouseDown = true;
pointQueue.push(new ui::Point(x, y));
@ -388,6 +388,10 @@ void GameView::OnMouseDown(int x, int y, unsigned button)
}
void GameView::OnMouseUp(int x, int y, unsigned button)
{
if(zoomEnabled && !zoomCursorFixed)
zoomCursorFixed = true;
else
{
if(isMouseDown)
{
@ -395,17 +399,25 @@ void GameView::OnMouseUp(int x, int y, unsigned button)
pointQueue.push(new ui::Point(x, y));
}
}
}
void GameView::OnMouseWheel(int x, int y, int d)
{
if(!d)
return;
if(zoomEnabled && !zoomCursorFixed)
{
c->AdjustZoomSize(d);
}
else
{
c->AdjustBrushSize(d);
if(isMouseDown)
{
pointQueue.push(new ui::Point(x, y));
}
}
}
void GameView::OnKeyPress(int key, bool shift, bool ctrl, bool alt)
{
@ -417,11 +429,29 @@ void GameView::OnKeyPress(int key, bool shift, bool ctrl, bool alt)
case KEY_TAB: //Tab
c->ChangeBrush();
break;
case 'z':
isMouseDown = false;
zoomCursorFixed = false;
c->SetZoomEnabled(true);
break;
}
}
void GameView::OnKeyRelease(int key, bool shift, bool ctrl, bool alt)
{
//switch(key)
//{
//case 'z':
if(!zoomCursorFixed)
c->SetZoomEnabled(false);
// break;
//}
}
void GameView::OnTick(float dt)
{
if(zoomEnabled && !zoomCursorFixed)
c->SetZoomPosition(currentMouse);
if(isMouseDown)
{
pointQueue.push(new ui::Point(currentMouse));
@ -433,17 +463,23 @@ void GameView::OnTick(float dt)
c->Update();
}
void GameView::NotifyZoomChanged(GameModel * sender)
{
zoomEnabled = sender->GetZoomEnabled();
}
void GameView::OnDraw()
{
if(ren)
{
ren->render_parts();
ren->render_fire();
ren->DrawSigns();
ren->DrawWalls();
}
if(activeBrush && currentMouse.X > 0 && currentMouse.X < XRES && currentMouse.Y > 0 && currentMouse.Y < YRES)
{
activeBrush->Render(ui::Engine::Ref().g, currentMouse);
activeBrush->Render(ui::Engine::Ref().g, c->PointTranslate(currentMouse));
}
ren->RenderZoom();
ren->DrawSigns();
}
}

4
src/game/GameView.h
View File

@ -18,6 +18,8 @@ class GameView: public ui::Window
{
private:
bool isMouseDown;
bool zoomEnabled;
bool zoomCursorFixed;
queue<ui::Point*> pointQueue;
GameController * c;
Renderer * ren;
@ -49,11 +51,13 @@ public:
void NotifyToolListChanged(GameModel * sender);
void NotifyActiveToolChanged(GameModel * sender);
void NotifyUserChanged(GameModel * sender);
void NotifyZoomChanged(GameModel * sender);
virtual void OnMouseMove(int x, int y, int dx, int dy);
virtual void OnMouseDown(int x, int y, unsigned button);
virtual void OnMouseUp(int x, int y, unsigned button);
virtual void OnMouseWheel(int x, int y, int d);
virtual void OnKeyPress(int key, bool shift, bool ctrl, bool alt);
virtual void OnKeyRelease(int key, bool shift, bool ctrl, bool alt);
//virtual void OnKeyPress(int key, bool shift, bool ctrl, bool alt) {}
//virtual void OnKeyRelease(int key, bool shift, bool ctrl, bool alt) {}
virtual void OnTick(float dt);

10
src/interface/Point.h
View File

@ -32,11 +32,21 @@ struct Point
return Point(X + v.X, Y + v.Y);
}
inline Point operator + (const int v) const
{
return Point(X + v, Y + v);
}
inline Point operator - (const Point& v) const
{
return Point(X - v.X, Y - v.Y);
}
inline Point operator - (const int v) const
{
return Point(X - v, Y - v);
}
inline Point operator * (const Point& v) const
{
return Point(X * v.X, Y * v.Y);