/*-----------------------------------------------------------------------------
Name : primModeClearFunction2
Description : Disables the primitive drawing mode.
Inputs : void
Outputs : sets primModeEnabled FALSE
Return : void
----------------------------------------------------------------------------*/
void primModeClearFunction2(void)
{
glShadeModel(GL_SMOOTH);
glEnable(GL_DEPTH_TEST);
rndLightingEnable(TRUE); //and lighting
rndTextureEnable(TRUE);
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
primModeEnabled = FALSE;
}
/*-----------------------------------------------------------------------------
Name : primModeSetFunction2
Description : Enables the primitive drawing mode.
Inputs : void
Outputs : sets primModeEnabled TRUE
Return : void
----------------------------------------------------------------------------*/
void primModeSetFunction2(void)
{
glShadeModel(GL_FLAT);
glDisable(GL_ALPHA_TEST);
glDisable(GL_BLEND);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix(); //perform no transformations on the 2D primitives
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
rndLightingEnable(FALSE); //mouse is self-illuminated
rndTextureEnable(FALSE);
glDisable(GL_DEPTH_TEST);
primModeEnabled = TRUE;
}
void hrDrawBackground(void)
{
real32 x, y;
rndClearToBlack();
// Draw the cached background bitmap using glDrawPixels
if (hrBackgroundImage)
{
x = -((real32)hrBackXSize / (real32)MAIN_WindowWidth);
y = -((real32)hrBackYSize / (real32)MAIN_WindowHeight);
rndTextureEnable(FALSE);
rndLightingEnable(FALSE);
glDisable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glRasterPos2f(x, y);
if (hrDrawPixelsSupported())
{
glDrawPixels(hrBackXSize, hrBackYSize, GL_RGBA, GL_UNSIGNED_BYTE, hrBackgroundImage);
}
}
}
/*-----------------------------------------------------------------------------
Name : svShipViewRender
Description : Callback which draws the main ship view.
Inputs : standard FE callback
Outputs : ..
Return : void
----------------------------------------------------------------------------*/
void svShipViewRender(featom* atom, regionhandle region)
{
rectangle drawRect;
rectangle* rect;
rectangle viewRect;
fonthandle currentFont;
GLint viewPort[4];
GLint box[4];
ShipStaticInfo* info;
real32 scale;
sdword width, height;
sdword x, y;
keyindex key;
char* keystring;
bool resetRender = FALSE;
char temp[100];
// facilitates smooth transition between auto/manual rotation of ship
static real32 angle_user_rotated_to = 0.0f;
static real32 declination_user_rotated_to = 0.0f;
static real32 time_user_rotated_view = 0.0f;
real32 real_time_angle = 0.0f;
static real32 user_real_angle_offset = 0.0f;
rect = ®ion->rect;
viewRect.x0 = 0;
viewRect.y0 = 0;
viewRect.x1 = MAIN_WindowWidth - 1;
viewRect.y1 = MAIN_WindowHeight - 1;
info = NULL;
if (svShipType != DefaultShip)
{
if (universe.curPlayerPtr)
{
info = GetShipStaticInfoSafe(svShipType, universe.curPlayerPtr->race);
}
if (info == NULL)
{
info = GetShipStaticInfoSafe(svShipType, GetValidRaceForShipType(svShipType));
}
if (info == NULL)
{
return;
}
}
svShipViewRegion = region;
if (!resetRender)
{
if (svMouseInside)
{
ferDrawFocusWindow(region, lw_focus);
}
else
{
ferDrawFocusWindow(region, lw_normal);
}
}
soundEventUpdate();
currentFont = fontMakeCurrent(svShipViewFont);
if (region->flags == 0 || region->flags == RPE_DrawFunctionAdded)
{ //if region not processed yet
region->flags =
RPE_Enter | RPE_Exit |
RPE_WheelDown | RPE_WheelUp |
RPE_PressLeft | RPE_ReleaseLeft |
RPE_PressRight | RPE_ReleaseRight;
regFunctionSet(region, (regionfunction) svReadMouseEvent); //set new region handler function
}
//scale = *svScale[svShipType];
//svCamera.closestZoom = *svMinZoom[svShipType];
//svCamera.farthestZoom = *svMaxZoom[svShipType];
scale = 1.0f; //*svScale[svShipType];
if(svShipType != DefaultShip)
{
svCamera.closestZoom = info->minimumZoomDistance*svZoomInScalar;
svCamera.farthestZoom = (svCamera.closestZoom+info->staticheader.staticCollInfo.approxcollspheresize)*svZoomOutScalar;
if(ReZoom)
{
ReZoom=FALSE;
cameraZoom(&svCamera,1.0f,FALSE);
}
if (svMouseInside && (wheel_down || wheel_up))
{
cameraControl(&svCamera, FALSE);
}
else if (svMouseInside && svMousePressRight)
{
camMouseX = (svMouseCentreX - mouseCursorX()) * 4; //was 2
camMouseY = (svMouseCentreY - mouseCursorY()) * 4;
savecamMouseX = savecamMouseX * SPIN_FEEDBACK +
(real32)camMouseX * (1.0f - SPIN_FEEDBACK);
cameraControl(&svCamera, FALSE); //update the camera
mouseCursorHide();
mousePositionSet(svMouseCentreX, svMouseCentreY); // Reset position so it doesn't walk off region
// keep track of where the user left the camera so we can sync auto-rotation with it
angle_user_rotated_to = svCamera.angle;
declination_user_rotated_to = svCamera.declination;
time_user_rotated_view = universe.totaltimeelapsed;
}
else // auto rotate ship model
{
// continual 360 degree yaw rotation
real_time_angle = DEG_TO_RAD(remainder(universe.totaltimeelapsed, SV_360_ROTATION_SECS) / SV_360_ROTATION_SECS * 360);
if (angle_user_rotated_to >= 0.0) {
user_real_angle_offset = angle_user_rotated_to - real_time_angle;
angle_user_rotated_to = -1.0;
}
svCamera.angle = real_time_angle + user_real_angle_offset;
// collapse pitch to default declination
if (time_user_rotated_view > 0.0) {
if (universe.totaltimeelapsed > time_user_rotated_view + SV_PITCH_FLATTEN_SECS) {
svCamera.declination = DEG_TO_RAD(svDeclination);
time_user_rotated_view = 0.0;
}
else {
svCamera.declination = declination_user_rotated_to + (DEG_TO_RAD(svDeclination) - declination_user_rotated_to) * ((universe.totaltimeelapsed - time_user_rotated_view) / SV_PITCH_FLATTEN_SECS);
}
}
if (svMouseInside) mouseCursorShow();
}
}
//rotation
drawRect.x0 = rect->x0 + SV_ViewMargin;
drawRect.y0 = rect->y0 + SV_ViewMargin;
drawRect.x1 = rect->x1 - SV_ViewMargin;
drawRect.y1 = rect->y1 - SV_ViewMargin;
width = drawRect.x1 - drawRect.x0;
height = drawRect.y1 - drawRect.y0;
glGetIntegerv(GL_VIEWPORT, viewPort);
glViewport(drawRect.x0, MAIN_WindowHeight - drawRect.y1, width, height);
primModeSet2();
if (!resetRender)
{
primRectSolid2(&viewRect, FEC_Background);
}
primModeClear2();
glEnable(GL_SCISSOR_TEST);
glGetIntegerv(GL_SCISSOR_BOX, box);
glScissor(drawRect.x0, MAIN_WindowHeight - drawRect.y1, width, height);
glClear(GL_DEPTH_BUFFER_BIT);
glDisable(GL_SCISSOR_TEST);
rndPerspectiveCorrection(TRUE);
//svCamera.lookatpoint.x = -info->staticheader.staticCollInfo.collsphereoffset.z * scale;
//svCamera.lookatpoint.y = -info->staticheader.staticCollInfo.collsphereoffset.x * scale;
//svCamera.lookatpoint.z = -info->staticheader.staticCollInfo.collsphereoffset.y * scale;
if (svShipType == DefaultShip)
{
svCamera.lookatpoint.x=0.0f;
svCamera.lookatpoint.y=0.0f;
svCamera.lookatpoint.z=0.0f;
}
else
{
svCamera.lookatpoint.x = -info->staticheader.staticCollInfo.collsphereoffset.z;
svCamera.lookatpoint.y = -info->staticheader.staticCollInfo.collsphereoffset.x;
svCamera.lookatpoint.z = -info->staticheader.staticCollInfo.collsphereoffset.y;
}
cameraSetEyePosition(&svCamera);
rndLightingEnable(TRUE);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
rgluPerspective(
svCamera.fieldofview,
(float)(width) / (float)(height) /*rndAspectRatio*/, //set projection matrix
svCamera.clipPlaneNear,
svCamera.clipPlaneFar);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
rgluLookAt(
svCamera.eyeposition.x,
svCamera.eyeposition.y,
svCamera.eyeposition.z,
svCamera.lookatpoint.x,
svCamera.lookatpoint.y,
svCamera.lookatpoint.z,
svCamera.upvector.x,
svCamera.upvector.y,
svCamera.upvector.z);
glPushMatrix();
glRotatef(-90.0f, 0.0f, 1.0f, 0.0f);
glGetFloatv(GL_MODELVIEW_MATRIX, (GLfloat *)(&rndCameraMatrix));
glGetFloatv(GL_PROJECTION_MATRIX, (GLfloat *)(&rndProjectionMatrix));
glEnable(GL_NORMALIZE);
glLightfv(GL_LIGHT0, GL_POSITION, lightPosition0); //position light(s) within world
glScalef(scale, scale, scale);
if (svShipType != DefaultShip)
{
sdword index;
//try player index colours first
index = universe.curPlayerIndex;
if (info->teamColor[index] == 0)
{
//colour scheme doesn't exist, search for something valid
for (index = 0; index < MAX_MULTIPLAYER_PLAYERS; index++)
{
if (info->teamColor[index] != 0)
{
break;
}
}
if (index == MAX_MULTIPLAYER_PLAYERS)
{
//this ship doesn't have any colour info,
//at least avoid a GPF
index = universe.curPlayerIndex;
}
}
meshRender((meshdata *)info->staticheader.LOD->level[0].pData, index);
}
glDisable(GL_NORMALIZE);
glPopMatrix();
primModeSet2();
glScissor(box[0], box[1], box[2], box[3]);
glViewport(viewPort[0], viewPort[1], viewPort[2], viewPort[3]);
rndLightingEnable(FALSE);
rndPerspectiveCorrection(FALSE);
x = rect->x0 + 2 + SV_ViewMargin;
y = rect->y0 + 2 + SV_ViewMargin;
if (svShipType != DefaultShip && !resetRender)
{
fontPrintf(
x,
y,
FEC_ListItemStandard,
"%s",
ShipTypeToNiceStr(svShipType));
y += fontHeight(" ");
sprintf(temp, "%s %d %s",strGetString(strSVCost),info->buildCost, strGetString(strSVRUs));
fontPrintf(
x,
y,
FEC_ListItemStandard,
temp);
if (cmPrintHotKey)
{
x = rect->x1 - 2 - SV_ViewMargin;
y = rect->y0 + 2 + SV_ViewMargin;
key = cmShipTypeToKey(svShipType);
keystring = opKeyToNiceString((keyindex)(key & 0x00ff));
if (key & CM_SHIFT)
{
width = fontWidthf("[SHIFT-%s]",keystring);
fontPrintf(
x-width,
y,
FEC_ListItemStandard,
"[SHIFT-%s]",
keystring);
}
else if (key)
{
width = fontWidthf("[%s]",keystring);
fontPrintf(
x-width,
y,
FEC_ListItemStandard,
"[%s]",
keystring);
}
}
}
fontMakeCurrent(currentFont);
svDirtyShipView();
}
/*-----------------------------------------------------------------------------
Name : btgRender
Description : renders the background. assumes modelview already set
Inputs :
Outputs :
Return :
----------------------------------------------------------------------------*/
void btgRender()
{
udword nStar;
sdword lightOn, index;
GLboolean texOn, blendOn, depthOn;
udword* dlast;
udword* dnext;
static sdword lastFade = 255;
#if MR_KEYBOARD_CHEATS
extern bool gMosaic;
#endif
if (btgHead == NULL)
{
#ifdef _WIN32
btgLoad("BTG\\default.btg");
#else
btgLoad("BTG/default.btg");
#endif
}
#if MR_KEYBOARD_CHEATS
glShadeModel(gMosaic ? GL_FLAT : GL_SMOOTH);
#else
glShadeModel(GL_SMOOTH);
#endif
glGetFloatv(GL_COLOR_CLEAR_VALUE, _bgColor);
for (index = 0; index < 4; index++)
{
_bgByte[index] = (GLubyte)(_bgColor[index] * 255.0f);
}
dnext = (udword*)_bgByte;
dlast = (udword*)lastbg;
depthOn = glIsEnabled(GL_DEPTH_TEST);
lightOn = rndLightingEnable(FALSE);
texOn = glIsEnabled(GL_TEXTURE_2D);
blendOn = glIsEnabled(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glDisable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
rndAdditiveBlends(FALSE);
if (useVBO) glBindBuffer(GL_ARRAY_BUFFER, vboTransVerts);
//polys
if (btgFade != lastFade || *dnext != *dlast)
{
if (btgFade < 0)
{
btgFade = 255;
}
#ifndef _WIN32_FIXME
btgColorVertices();
#endif
if (useVBO) glBufferData(GL_ARRAY_BUFFER, btgHead->numVerts * sizeof(btgTransVertex), btgTransVerts, GL_STATIC_DRAW);
*dlast = *dnext;
lastFade = btgFade;
}
//use DrawElements to render the bg polys
glEnableClientState(GL_COLOR_ARRAY);
glEnableClientState(GL_VERTEX_ARRAY);
if (useVBO) {
glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(btgTransVertex), 0);
glVertexPointer(3, GL_FLOAT, sizeof(btgTransVertex), (GLvoid*)4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, vboIndices);
glDrawElements(GL_TRIANGLES, 3 * btgHead->numPolys, GL_UNSIGNED_SHORT, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
} else {
glColorPointer(4, GL_UNSIGNED_BYTE, sizeof(btgTransVertex), (GLubyte*)btgTransVerts);
glVertexPointer(3, GL_FLOAT, sizeof(btgTransVertex), ((GLubyte*)btgTransVerts) + 4);
glDrawElements(GL_TRIANGLES, 3 * btgHead->numPolys, GL_UNSIGNED_SHORT, btgIndices);
}
glDisableClientState(GL_COLOR_ARRAY);
//stars
rndPerspectiveCorrection(FALSE);
rndAdditiveBlends(TRUE);
trClearCurrent();
glEnable(GL_TEXTURE_2D);
rndTextureEnvironment(RTE_Modulate);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
if (useVBO) {
glBindBuffer(GL_ARRAY_BUFFER, vboTransStars);
glVertexPointer(3, GL_FLOAT, sizeof(GLfloat) * 5, 0);
glTexCoordPointer(2, GL_FLOAT, sizeof(GLfloat) * 5, (GLubyte*)sizeof(vector));
glBindBuffer(GL_ARRAY_BUFFER, 0);
} else {
glVertexPointer(3, GL_FLOAT, sizeof(GLfloat) * 5, (GLubyte*)btgTransStars);
glTexCoordPointer(2, GL_FLOAT, sizeof(GLfloat) * 5, ((GLubyte*)btgTransStars) + sizeof(vector));
}
for (nStar = 0; nStar < btgHead->numStars; nStar++) {
if (btgStars[nStar].glhandle) {
glColor4ub((GLubyte)btgStars[nStar].red, (GLubyte)btgStars[nStar].green, (GLubyte)btgStars[nStar].blue, (GLubyte)btgStars[nStar].alpha);
glBindTexture(GL_TEXTURE_2D, btgStars[nStar].glhandle);
glDrawArrays(GL_TRIANGLE_STRIP, nStar * 4, 4);
}
}
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glDisable(GL_BLEND);
rndAdditiveBlends(FALSE);
rndLightingEnable(lightOn);
if (texOn) glEnable(GL_TEXTURE_2D);
if (blendOn)
{
glEnable(GL_BLEND);
}
else
{
glDisable(GL_BLEND);
}
glEnable(GL_CULL_FACE);
if (depthOn)
{
glEnable(GL_DEPTH_TEST);
}
else
{
glDisable(GL_DEPTH_TEST);
}
}
/*-----------------------------------------------------------------------------
Name : RenderNAVLights
Description : TODO: render sorted by projected depth value so alpha sorts correctly
Inputs : ship - the ship whose navlights we are to render
Outputs :
Return :
----------------------------------------------------------------------------*/
void RenderNAVLights(Ship *ship)
{
sdword i;
NAVLight *navLight;
NAVLightInfo *navLightInfo;
ShipStaticInfo *shipStaticInfo;
NAVLightStatic *navLightStatic;
vector origin = {0.0f, 0.0f, 0.0f};
NAVLightStaticInfo *navLightStaticInfo;
real32 fade;
bool lightOn;
extern bool bFade;
extern real32 meshFadeAlpha;
fade = bFade ? meshFadeAlpha : 1.0f;
shipStaticInfo = (ShipStaticInfo *)ship->staticinfo;
navLightInfo = ship->navLightInfo;
if(shipStaticInfo->navlightStaticInfo && navLightInfo != NULL)
{
glDepthMask(GL_FALSE);
rndAdditiveBlends(TRUE);
lightOn = rndLightingEnable(FALSE);
navLightStaticInfo = shipStaticInfo->navlightStaticInfo;
navLightStatic = navLightStaticInfo->navlightstatics;
navLight = navLightInfo->navLights;
for( i=0 ; i<navLightStaticInfo->numNAVLights ; i++, navLight ++, navLightStatic ++)
{
// Account for the startdelay.
if(navLight->lastTimeFlashed == navLightStatic->startdelay)
{
navLight->lastTimeFlashed = universe.totaltimeelapsed + navLightStatic->startdelay;
}
if(universe.totaltimeelapsed > navLight->lastTimeFlashed)
{
if(navLight->lightstate == 1)
{
navLight->lastTimeFlashed = universe.totaltimeelapsed + navLightStatic->flashrateoff;
}
else
{
navLight->lastTimeFlashed = universe.totaltimeelapsed + navLightStatic->flashrateon;
}
navLight->lightstate = 1 - navLight->lightstate;
}
if(navLight->lightstate)
{
if (ship->currentLOD <= (sdword)navLightStatic->minLOD)
{
navLightBillboardEnable(ship, navLightStatic);
if(navLightStatic->texturehandle == TR_InvalidHandle)
{
primCircleSolid3Fade(&origin, navLightStatic->size, 10, navLightStatic->color, fade);
}
else
{
primSolidTexture3Fade(&origin, navLightStatic->size, navLightStatic->color, navLightStatic->texturehandle, fade);
}
navLightBillboardDisable();
}
else
{
color tempColor;
tempColor = colRGB(colRed(navLightStatic->color) * 2 / 3,
colGreen(navLightStatic->color) * 2 / 3,
colBlue(navLightStatic->color) * 2 / 3);
rndTextureEnable(FALSE);
if (RGL)
{
if (glCapFastFeature(GL_BLEND))
{
rndAdditiveBlends(TRUE);
primPointSize3(&navLightStatic->position, 2.0f, tempColor);
}
else
{
primPointSize3(&navLightStatic->position, 1.0f, tempColor);
}
}
else
{
rndAdditiveBlends(TRUE);
glEnable(GL_POINT_SMOOTH);
primPointSize3Fade(&navLightStatic->position, 2.0f, tempColor, fade);
glDisable(GL_POINT_SMOOTH);
}
}
}
}
rndLightingEnable(lightOn);
rndAdditiveBlends(FALSE);
glDepthMask(GL_TRUE);
}
}
