void CMiniMap::DrawForReal()
{
	SCOPED_TIMER("Draw minimap");

	setSurfaceCircleFunc(DrawSurfaceCircle);
	setSurfaceSquareFunc(DrawSurfaceSquare);
	cursorIcons.Enable(false);

	//glEnable(GL_BLEND);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	glDepthFunc(GL_LEQUAL);

	if (minimized) {
		if (!slaveDrawMode) {
			DrawMinimizedButton();
		}
		cursorIcons.Enable(true);
		setSurfaceCircleFunc(NULL);
		setSurfaceSquareFunc(NULL);
		return;
	}

	glViewport(xpos, ypos, width, height);
	glLoadIdentity();
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	glOrtho(0.0, 1.0, 0.0, 1.0, -1.0e6, +1.0e6);
	glMatrixMode(GL_MODELVIEW);

	glColor4f(0.6f, 0.6f, 0.6f, 1.0f);

	// draw the map
	glDisable(GL_BLEND);
	readmap->DrawMinimap();
	glEnable(GL_BLEND);

	// move some of the transform to the GPU
	glTranslatef(0.0f, +1.0f, 0.0f);
	glScalef(+1.0f / (gs->mapx * SQUARE_SIZE), -1.0f / (gs->mapy * SQUARE_SIZE), 1.0);

	glEnable(GL_TEXTURE_2D);
	glEnable(GL_ALPHA_TEST);
	glAlphaFunc(GL_GREATER, 0.0f);

	// draw the units
	std::list<CUnit*>::iterator ui;
	for (ui = uh->activeUnits.begin(); ui != uh->activeUnits.end(); ui++) {
		DrawUnit(*ui);
	}

	// highlight the selected unit
	CUnit* unit = GetSelectUnit(GetMapPosition(mouse->lastx, mouse->lasty));
	if (unit != NULL) {
		DrawUnitHighlight(unit);
	}

	glDisable(GL_ALPHA_TEST);
	glDisable(GL_TEXTURE_2D);

	left.clear();

	// add restraints for camera sides
	GetFrustumSide(cam2->bottom);
	GetFrustumSide(cam2->top);
	GetFrustumSide(cam2->rightside);
	GetFrustumSide(cam2->leftside);

	if (!minimap->maximized) {
		// draw the camera lines
		std::vector<fline>::iterator fli,fli2;
		for(fli=left.begin();fli!=left.end();fli++){
			for(fli2=left.begin();fli2!=left.end();fli2++){
				if(fli==fli2)
					continue;
				float colz=0;
				if(fli->dir-fli2->dir==0)
					continue;
				colz=-(fli->base-fli2->base)/(fli->dir-fli2->dir);
				if(fli2->left*(fli->dir-fli2->dir)>0){
					if(colz>fli->minz && colz<400096)
						fli->minz=colz;
				} else {
					if(colz<fli->maxz && colz>-10000)
						fli->maxz=colz;
				}
			}
		}
		glColor4f(1,1,1,0.5f);
		glBegin(GL_LINES);
		for(fli = left.begin(); fli != left.end(); fli++) {
			if(fli->minz < fli->maxz) {
				DrawInMap2D(fli->base + (fli->dir * fli->minz), fli->minz);
				DrawInMap2D(fli->base + (fli->dir * fli->maxz), fli->maxz);
			}
		}
		glEnd();
	}

	glRotatef(-90.0f, +1.0f, 0.0f, 0.0f); // real 'world' coordinates

	// draw the projectiles
	if (drawProjectiles && ph->ps.size()>0) {
		CVertexArray* lines=GetVertexArray();
		CVertexArray* points=GetVertexArray();
		lines->Initialize();
		lines->EnlargeArrays(ph->ps.size()*2,0,VA_SIZE_C);
		points->Initialize();
		points->EnlargeArrays(ph->ps.size(),0,VA_SIZE_C);

		static unsigned char red[4]    = {255,0,0,255};
		static unsigned char redA[4]   = {255,0,0,128};
		static unsigned char yellow[4] = {255,255,0,255};
		static unsigned char green[4]  = {0,255,0,25};
		static unsigned char white[4]  = {255,255,255,25};

		Projectile_List::iterator psi;
		for(psi = ph->ps.begin(); psi != ph->ps.end(); ++psi) {
			CProjectile* p = *psi;

			if ((p->owner && (p->owner->allyteam == gu->myAllyTeam)) ||
				gu->spectatingFullView || loshandler->InLos(p, gu->myAllyTeam)) {

				if (dynamic_cast<CGeoThermSmokeProjectile*>(p)) {
				} else if (dynamic_cast<CGfxProjectile*>(p)) {//Nano-piece
					points->AddVertexQC(p->pos,green);
				} else if (dynamic_cast<CBeamLaserProjectile*>(p)) {
					CBeamLaserProjectile& beam = *(CBeamLaserProjectile*)p;
					unsigned char color[4] = {beam.kocolstart[0],beam.kocolstart[1],beam.kocolstart[2],255};
					lines->AddVertexQC(beam.startPos,color);
					lines->AddVertexQC(beam.endPos,color);
				} else if (dynamic_cast<CLargeBeamLaserProjectile*>(p)) {
					CLargeBeamLaserProjectile& beam = *(CLargeBeamLaserProjectile*)p;
					unsigned char color[4] = {beam.kocolstart[0],beam.kocolstart[1],beam.kocolstart[2],255};
					lines->AddVertexQC(beam.startPos,color);
					lines->AddVertexQC(beam.endPos,color);
				} else if (dynamic_cast<CLightingProjectile*>(p)) {
					CLightingProjectile& beam = *(CLightingProjectile*)p;
					unsigned char color[4] = {(unsigned char)beam.color[0]*255,(unsigned char)beam.color[1]*255,(unsigned char)beam.color[2]*255,255};
					lines->AddVertexQC(beam.pos,color);
					lines->AddVertexQC(beam.endPos,color);
				} else if (dynamic_cast<CPieceProjectile*>(p)) {
					points->AddVertexQC(p->pos,red);
				} else if (dynamic_cast<CWreckProjectile*>(p)) {
					points->AddVertexQC(p->pos,redA);
				} else if (dynamic_cast<CWeaponProjectile*>(p)) {
					points->AddVertexQC(p->pos,yellow);
				} else {
					points->AddVertexQC(p->pos,white);
				}
			}
		}
		lines->DrawArrayC(GL_LINES);
		points->DrawArrayC(GL_POINTS);
	}

	// draw the queued commands
	//
	// NOTE: this needlessly adds to the CursorIcons list, but at least
	//       they are not drawn  (because the input receivers are drawn
	//       after the command queues)
	LuaUnsyncedCtrl::DrawUnitCommandQueues();
	if ((drawCommands > 0) && guihandler->GetQueueKeystate()) {
		selectedUnits.DrawCommands();
	}
	glDisable(GL_DEPTH_TEST);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

	// draw the selection shape, and some ranges
	if (drawCommands > 0) {
		guihandler->DrawMapStuff(!!drawCommands);
	}

	// draw unit ranges
	const float radarSquare = (SQUARE_SIZE * RADAR_SIZE);
	CUnitSet& selUnits = selectedUnits.selectedUnits;
	for(CUnitSet::iterator si = selUnits.begin(); si != selUnits.end(); ++si) {
		CUnit* unit = *si;
		if (unit->radarRadius && !unit->beingBuilt && unit->activated) {
			glColor3fv(cmdColors.rangeRadar);
			DrawCircle(unit->pos, (unit->radarRadius * radarSquare));
		}
		if (unit->sonarRadius && !unit->beingBuilt && unit->activated) {
			glColor3fv(cmdColors.rangeSonar);
			DrawCircle(unit->pos, (unit->sonarRadius * radarSquare));
		}
		if (unit->jammerRadius && !unit->beingBuilt && unit->activated) {
			glColor3fv(cmdColors.rangeJammer);
			DrawCircle(unit->pos, (unit->jammerRadius * radarSquare));
		}
		// change if someone someday create a non stockpiled interceptor
		const CWeapon* w = unit->stockpileWeapon;
		if((w != NULL) && w->weaponDef->interceptor) {
			if (w->numStockpiled) {
				glColor3fv(cmdColors.rangeInterceptorOn);
			} else {
				glColor3fv(cmdColors.rangeInterceptorOff);
			}
			DrawCircle(unit->pos, w->weaponDef->coverageRange);
		}
	}

	glRotatef(+90.0f, +1.0f, 0.0f, 0.0f); // revert to the 2d xform

	// selection box
	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
	CMouseHandler::ButtonPress& bp = mouse->buttons[SDL_BUTTON_LEFT];
	if (selecting && fullProxy && (bp.movement > 4)) {
		const float3 oldPos = GetMapPosition(bp.x, bp.y);
		const float3 newPos = GetMapPosition(mouse->lastx, mouse->lasty);
		glColor4fv(cmdColors.mouseBox);
		glBlendFunc((GLenum)cmdColors.MouseBoxBlendSrc(),
		            (GLenum)cmdColors.MouseBoxBlendDst());
		glLineWidth(cmdColors.MouseBoxLineWidth());
		glBegin(GL_LINE_LOOP);
			DrawInMap2D(oldPos.x, oldPos.z);
			DrawInMap2D(newPos.x, oldPos.z);
			DrawInMap2D(newPos.x, newPos.z);
			DrawInMap2D(oldPos.x, newPos.z);
		glEnd();
		glLineWidth(1.0f);
		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	}

	DrawNotes();

	// allow the LUA scripts to draw into the minimap
	eventHandler.DrawInMiniMap();

	// reset the modelview
	glLoadIdentity();

	if (!slaveDrawMode) {
		DrawButtons();

		// outline
		glLineWidth(1.51f);
		glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
		glViewport(xpos - 1, ypos - 1, width + 2, height + 2);
		glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
		glRectf(0.0f, 0.0f, 1.0f, 1.0f);
		glViewport(xpos - 2, ypos - 2, width + 4, height + 4);
		glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
		glRectf(0.0f, 0.0f, 1.0f, 1.0f);
		glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
		glLineWidth(1.0f);
	}

	glViewport(gu->viewPosX, 0, gu->viewSizeX, gu->viewSizeY);

	cursorIcons.Enable(true);
	setSurfaceCircleFunc(NULL);
	setSurfaceSquareFunc(NULL);
}
Exemple #2
0
void CMiniMap::DrawForReal(bool use_geo)
{
	SCOPED_TIMER("MiniMap::DrawForReal");

	//glEnable(GL_BLEND);
	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	glPushAttrib(GL_DEPTH_BUFFER_BIT);
	glDisable(GL_DEPTH_TEST);
	glDepthFunc(GL_LEQUAL);
	glDepthMask(GL_FALSE);
	glDisable(GL_TEXTURE_2D);
	glMatrixMode(GL_MODELVIEW);

	if (minimized) {
		if (!slaveDrawMode) {
			DrawMinimizedButton();
		}
		glPopAttrib();
		glEnable(GL_TEXTURE_2D);
		return;
	}

	// draw the frameborder
	if (!slaveDrawMode && !globalRendering->dualScreenMode && !maximized) {
		glEnable(GL_BLEND);
		DrawFrame();
		glDisable(GL_BLEND);
	}


	bool resetTextureMatrix = false;

	if (use_geo) {
		glPushMatrix();

		// switch to normalized minimap coords
		if (globalRendering->dualScreenMode) {
			glViewport(xpos, ypos, width, height);
			glScalef(width * globalRendering->pixelX, height * globalRendering->pixelY, 1.0f);
		} else {
			glTranslatef(xpos * globalRendering->pixelX, ypos * globalRendering->pixelY, 0.0f);
			glScalef(width * globalRendering->pixelX, height * globalRendering->pixelY, 1.0f);
		}

		/* FIXME: fix mouse handling too and make it fully customizable, so Lua can rotate the minimap to any angle
		CCameraController* camController = &camHandler->GetCurrentController();
		COverheadController* taCam = dynamic_cast<COverheadController*>(camController);
		SmoothController* smCam = dynamic_cast<SmoothController*>(camController);

		if ((taCam && taCam->flipped) || (smCam && smCam->flipped)) {
			glTranslatef(1.0f, 1.0f, 0.0f);
			glScalef(-1.0f, -1.0f, 1.0f);

			glMatrixMode(GL_TEXTURE);
			glPushMatrix();
			glTranslatef(1.0f, 1.0f, 0.0f);
			glScalef(-1.0f, -1.0f, 1.0f);
			glMatrixMode(GL_MODELVIEW);

			resetTextureMatrix = true;
		}*/
	}

	setSurfaceCircleFunc(DrawSurfaceCircle);
	setSurfaceSquareFunc(DrawSurfaceSquare);
	cursorIcons.Enable(false);

	glColor4f(0.6f, 0.6f, 0.6f, 1.0f);

	// don't mirror the map texture with flipped cameras
	glMatrixMode(GL_TEXTURE);
	glPushMatrix();
	glLoadIdentity();
	glMatrixMode(GL_MODELVIEW);

	// draw the map
	glDisable(GL_BLEND);
		readmap->DrawMinimap();
	glEnable(GL_BLEND);

	glMatrixMode(GL_TEXTURE);
	glPopMatrix();
	glMatrixMode(GL_MODELVIEW);

	// clip everything outside of the minimap box
	{
		const double plane0[4] = {0,-1,0,1};
		const double plane1[4] = {0,1,0,0};
		const double plane2[4] = {-1,0,0,1};
		const double plane3[4] = {1,0,0,0};

		glClipPlane(GL_CLIP_PLANE0, plane0); // clip bottom
		glClipPlane(GL_CLIP_PLANE1, plane1); // clip top
		glClipPlane(GL_CLIP_PLANE2, plane2); // clip right
		glClipPlane(GL_CLIP_PLANE3, plane3); // clip left

		glEnable(GL_CLIP_PLANE0);
		glEnable(GL_CLIP_PLANE1);
		glEnable(GL_CLIP_PLANE2);
		glEnable(GL_CLIP_PLANE3);
	}

	// switch to top-down map/world coords (z is twisted with y compared to the real map/world coords)
	glPushMatrix();
	glTranslatef(0.0f, +1.0f, 0.0f);
	glScalef(+1.0f / (gs->mapx * SQUARE_SIZE), -1.0f / (gs->mapy * SQUARE_SIZE), 1.0f);

	glEnable(GL_TEXTURE_2D);
	glEnable(GL_ALPHA_TEST);
	glAlphaFunc(GL_GREATER, 0.0f);

	{
		GML_RECMUTEX_LOCK(unit); // DrawForReal

		const std::set<CUnit*>& units = unitDrawer->GetUnsortedUnits();

		for (std::set<CUnit*>::const_iterator it = units.begin(); it != units.end(); ++it) {
			DrawUnit(*it);
		}

		// highlight the selected unit
		CUnit* unit = GetSelectUnit(GetMapPosition(mouse->lastx, mouse->lasty));
		if (unit != NULL) {
			DrawUnitHighlight(unit);
		}
	}

	glDisable(GL_ALPHA_TEST);
	glDisable(GL_TEXTURE_2D);

	glPushMatrix();
	glRotatef(-90.0f, +1.0f, 0.0f, 0.0f); // real 'world' coordinates
	glScalef(1.0f, 0.0f, 1.0f); // skip the y-coord (Lua's DrawScreen is perspective and so any z-coord in it influence the x&y, too)

	// draw the projectiles
	if (drawProjectiles) {
		projectileDrawer->DrawProjectilesMiniMap();
	}

	// draw the queued commands
	//
	// NOTE: this needlessly adds to the CursorIcons list, but at least
	//       they are not drawn  (because the input receivers are drawn
	//       after the command queues)

	LuaUnsyncedCtrl::DrawUnitCommandQueues();
	if ((drawCommands > 0) && guihandler->GetQueueKeystate()) {
		selectedUnits.DrawCommands();
	}

	lineDrawer.DrawAll();

	// draw the selection shape, and some ranges
	if (drawCommands > 0) {
		guihandler->DrawMapStuff(!!drawCommands);
	}

	{
		GML_RECMUTEX_LOCK(sel); // DrawForReal

		// draw unit ranges
		const float radarSquare = radarhandler->radarDiv;
		CUnitSet& selUnits = selectedUnits.selectedUnits;
		for(CUnitSet::iterator si = selUnits.begin(); si != selUnits.end(); ++si) {
			CUnit* unit = *si;
			if (unit->radarRadius && !unit->beingBuilt && unit->activated) {
				glColor3fv(cmdColors.rangeRadar);
				DrawCircle(unit->pos, (unit->radarRadius * radarSquare));
			}
			if (unit->sonarRadius && !unit->beingBuilt && unit->activated) {
				glColor3fv(cmdColors.rangeSonar);
				DrawCircle(unit->pos, (unit->sonarRadius * radarSquare));
			}
			if (unit->jammerRadius && !unit->beingBuilt && unit->activated) {
				glColor3fv(cmdColors.rangeJammer);
				DrawCircle(unit->pos, (unit->jammerRadius * radarSquare));
			}
			// change if someone someday create a non stockpiled interceptor
			const CWeapon* w = unit->stockpileWeapon;
			if((w != NULL) && w->weaponDef->interceptor) {
				if (w->numStockpiled) {
					glColor3fv(cmdColors.rangeInterceptorOn);
				} else {
					glColor3fv(cmdColors.rangeInterceptorOff);
				}
				DrawCircle(unit->pos, w->weaponDef->coverageRange);
			}
		}
	}

	glPopMatrix(); // revert to the 2d xform

	if (!minimap->maximized) {
		// draw the camera frustum lines
		cam2->GetFrustumSides(0.0f, 0.0f, 1.0f, true);
		cam2->ClipFrustumLines(true, -10000.0f, 400096.0f);

		const std::vector<CCamera::FrustumLine>& negSides = cam2->negFrustumSides;
		const std::vector<CCamera::FrustumLine>& posSides = cam2->posFrustumSides;
		std::vector<CCamera::FrustumLine>::const_iterator fli;

		CVertexArray* va = GetVertexArray();
		va->Initialize();
		va->EnlargeArrays(negSides.size() * 2, 0, VA_SIZE_2D0);

		for (fli = negSides.begin(); fli != negSides.end(); ++fli) {
			if (fli->minz < fli->maxz) {
				va->AddVertex2dQ0(fli->base + (fli->dir * fli->minz), fli->minz);
				va->AddVertex2dQ0(fli->base + (fli->dir * fli->maxz), fli->maxz);
			}
		}

		glLineWidth(2.5f);
		glColor4f(0, 0, 0, 0.5f);
		va->DrawArray2d0(GL_LINES);

		glLineWidth(1.5f);
		glColor4f(1, 1, 1, 0.75f);
		va->DrawArray2d0(GL_LINES);
		glLineWidth(1.0f);
	}


	// selection box
	glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
	CMouseHandler::ButtonPressEvt& bp = mouse->buttons[SDL_BUTTON_LEFT];
	if (selecting && fullProxy && (bp.movement > 4)) {
		const float3 oldPos = GetMapPosition(bp.x, bp.y);
		const float3 newPos = GetMapPosition(mouse->lastx, mouse->lasty);
		glColor4fv(cmdColors.mouseBox);
		glBlendFunc((GLenum)cmdColors.MouseBoxBlendSrc(),
		            (GLenum)cmdColors.MouseBoxBlendDst());
		glLineWidth(cmdColors.MouseBoxLineWidth());

		float verts[] = {
			oldPos.x, oldPos.z,
			newPos.x, oldPos.z,
			newPos.x, newPos.z,
			oldPos.x, newPos.z,
		};
		glEnableClientState(GL_VERTEX_ARRAY);
		glVertexPointer(2, GL_FLOAT, 0, verts);
		glDrawArrays(GL_LINE_LOOP, 0, 4);
		glDisableClientState(GL_VERTEX_ARRAY);

		glLineWidth(1.0f);
		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
	}

	DrawNotes();

	// reset 1
	if (resetTextureMatrix) {
		glMatrixMode(GL_TEXTURE_MATRIX);
		glPopMatrix();
	}
	glMatrixMode(GL_MODELVIEW);
	if (use_geo) {
		glPopMatrix();
	}

	// reset 2
	glPopMatrix();
	glPopAttrib();
	glEnable(GL_TEXTURE_2D);

	{
		//! prepare ClipPlanes for Lua's DrawInMinimap Modelview matrix

		//! quote from glClipPlane spec:
		//! "When glClipPlane is called, equation is transformed by the inverse of the modelview matrix and stored in the resulting eye coordinates.
		//!  Subsequent changes to the modelview matrix have no effect on the stored plane-equation components."
		//! -> we have to use the same modelview matrix when calling glClipPlane and later draw calls

		//! set the modelview matrix to the same as used in Lua's DrawInMinimap
		glPushMatrix();
		glLoadIdentity();
		glScalef(1.0f / width, 1.0f / height, 1.0f);

		const double plane0[4] = {0,-1,0,height};
		const double plane1[4] = {0,1,0,0};
		const double plane2[4] = {-1,0,0,width};
		const double plane3[4] = {1,0,0,0};

		glClipPlane(GL_CLIP_PLANE0, plane0); // clip bottom
		glClipPlane(GL_CLIP_PLANE1, plane1); // clip top
		glClipPlane(GL_CLIP_PLANE2, plane2); // clip right
		glClipPlane(GL_CLIP_PLANE3, plane3); // clip left

		glPopMatrix();
	}

	//! allow the LUA scripts to draw into the minimap
	eventHandler.DrawInMiniMap();

	if (use_geo && globalRendering->dualScreenMode)
		glViewport(globalRendering->viewPosX,0,globalRendering->viewSizeX,globalRendering->viewSizeY);

	//FIXME: Lua modifies the matrices w/o reseting it! (quite complexe to fix because ClearMatrixStack() makes it impossible to use glPushMatrix)
	glMatrixMode(GL_PROJECTION);
	glLoadIdentity();
	gluOrtho2D(0,1,0,1);
	glMatrixMode(GL_MODELVIEW);
	glLoadIdentity();

	// disable ClipPlanes
	glDisable(GL_CLIP_PLANE0);
	glDisable(GL_CLIP_PLANE1);
	glDisable(GL_CLIP_PLANE2);
	glDisable(GL_CLIP_PLANE3);

	cursorIcons.Enable(true);
	setSurfaceCircleFunc(NULL);
	setSurfaceSquareFunc(NULL);
}