diff options
Diffstat (limited to 'src/renderer/Clouds.cpp')
| -rw-r--r-- | src/renderer/Clouds.cpp | 473 |
1 files changed, 473 insertions, 0 deletions
diff --git a/src/renderer/Clouds.cpp b/src/renderer/Clouds.cpp new file mode 100644 index 00000000..9cd32c5f --- /dev/null +++ b/src/renderer/Clouds.cpp @@ -0,0 +1,473 @@ +#include "common.h" + +#include "main.h" +#include "Sprite.h" +#include "Sprite2d.h" +#include "General.h" +#include "Game.h" +#include "Coronas.h" +#include "Camera.h" +#include "TxdStore.h" +#include "Weather.h" +#include "Clock.h" +#include "Timer.h" +#include "Timecycle.h" +#include "Renderer.h" +#include "Clouds.h" + +#define SMALLSTRIPHEIGHT 4.0f +#define HORIZSTRIPHEIGHT 48.0f + +RwTexture *gpCloudTex[5]; + +float CClouds::CloudRotation; +uint32 CClouds::IndividualRotation; + +float CClouds::ms_cameraRoll; +float CClouds::ms_horizonZ; +float CClouds::ms_HorizonTilt; +CRGBA CClouds::ms_colourTop; +CRGBA CClouds::ms_colourBottom; +CRGBA CClouds::ms_colourBkGrd; + +void +CClouds::Init(void) +{ + CTxdStore::PushCurrentTxd(); + CTxdStore::SetCurrentTxd(CTxdStore::FindTxdSlot("particle")); + gpCloudTex[0] = RwTextureRead("cloud1", nil); + gpCloudTex[1] = RwTextureRead("cloud2", nil); + gpCloudTex[2] = RwTextureRead("cloud3", nil); + gpCloudTex[3] = RwTextureRead("cloudhilit", nil); + gpCloudTex[4] = RwTextureRead("cloudmasked", nil); + CTxdStore::PopCurrentTxd(); + CloudRotation = 0.0f; +} + +void +CClouds::Shutdown(void) +{ + RwTextureDestroy(gpCloudTex[0]); + gpCloudTex[0] = nil; + RwTextureDestroy(gpCloudTex[1]); + gpCloudTex[1] = nil; + RwTextureDestroy(gpCloudTex[2]); + gpCloudTex[2] = nil; + RwTextureDestroy(gpCloudTex[3]); + gpCloudTex[3] = nil; + RwTextureDestroy(gpCloudTex[4]); + gpCloudTex[4] = nil; +} + +void +CClouds::Update(void) +{ + float s = Sin(TheCamera.Orientation - 0.85f); +#ifdef FIX_BUGS + CloudRotation += CWeather::Wind*s*0.001f*CTimer::GetTimeStepFix(); + IndividualRotation += (CWeather::Wind*CTimer::GetTimeStep()*0.5f + 0.3f*CTimer::GetTimeStepFix()) * 60.0f; +#else + CloudRotation += CWeather::Wind*s*0.001f; + IndividualRotation += (CWeather::Wind*CTimer::GetTimeStep()*0.5f + 0.3f) * 60.0f; +#endif +} + +float StarCoorsX[9] = { 0.0f, 0.05f, 0.13f, 0.4f, 0.7f, 0.6f, 0.27f, 0.55f, 0.75f }; +float StarCoorsY[9] = { 0.0f, 0.45f, 0.9f, 1.0f, 0.85f, 0.52f, 0.48f, 0.35f, 0.2f }; +float StarSizes[9] = { 1.0f, 1.4f, 0.9f, 1.0f, 0.6f, 1.5f, 1.3f, 1.0f, 0.8f }; + +float LowCloudsX[12] = { 1.0f, 0.7f, 0.0f, -0.7f, -1.0f, -0.7f, 0.0f, 0.7f, 0.8f, -0.8f, 0.4f, -0.4f }; +float LowCloudsY[12] = { 0.0f, -0.7f, -1.0f, -0.7f, 0.0f, 0.7f, 1.0f, 0.7f, 0.4f, 0.4f, -0.8f, -0.8f }; +float LowCloudsZ[12] = { 0.0f, 1.0f, 0.5f, 0.0f, 1.0f, 0.3f, 0.9f, 0.4f, 1.3f, 1.4f, 1.2f, 1.7f }; + +float CoorsOffsetX[37] = { + 0.0f, 60.0f, 72.0f, 48.0f, 21.0f, 12.0f, + 9.0f, -3.0f, -8.4f, -18.0f, -15.0f, -36.0f, + -40.0f, -48.0f, -60.0f, -24.0f, 100.0f, 100.0f, + 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, + 100.0f, 100.0f, -30.0f, -20.0f, 10.0f, 30.0f, + 0.0f, -100.0f, -100.0f, -100.0f, -100.0f, -100.0f, -100.0f +}; +float CoorsOffsetY[37] = { + 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, + 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f, + 100.0f, 100.0f, 100.0f, 100.0f, -30.0f, 10.0f, + -25.0f, -5.0f, 28.0f, -10.0f, 10.0f, 0.0f, + 15.0f, 40.0f, -100.0f, -100.0f, -100.0f, -100.0f, + -100.0f, -40.0f, -20.0f, 0.0f, 10.0f, 30.0f, 35.0f +}; +float CoorsOffsetZ[37] = { + 2.0f, 1.0f, 0.0f, 0.3f, 0.7f, 1.4f, + 1.7f, 0.24f, 0.7f, 1.3f, 1.6f, 1.0f, + 1.2f, 0.3f, 0.7f, 1.4f, 0.0f, 0.1f, + 0.5f, 0.4f, 0.55f, 0.75f, 1.0f, 1.4f, + 1.7f, 2.0f, 2.0f, 2.3f, 1.9f, 2.4f, + 2.0f, 2.0f, 1.5f, 1.2f, 1.7f, 1.5f, 2.1f +}; + +uint8 BowRed[6] = { 30, 30, 30, 10, 0, 15 }; +uint8 BowGreen[6] = { 0, 15, 30, 30, 0, 0 }; +uint8 BowBlue[6] = { 0, 0, 0, 10, 30, 30 }; + +void +CClouds::Render(void) +{ + int i; + float szx, szy; + RwV3d screenpos; + RwV3d worldpos; + + if(!CGame::CanSeeOutSideFromCurrArea()) + return; + + PUSH_RENDERGROUP("CClouds::Render"); + + CCoronas::SunBlockedByClouds = false; + + RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDONE); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE); + CSprite::InitSpriteBuffer(); + + float minute = CClock::GetHours()*60 + CClock::GetMinutes() + CClock::GetSeconds()/60.0f; + RwV3d campos = TheCamera.GetPosition(); + + // Moon + float moonfadeout = Abs(minute - 180.0f); // fully visible at 3AM + if((int)moonfadeout < 180){ // fade in/out 3 hours + float coverage = Max(CWeather::Foggyness, CWeather::CloudCoverage); + int brightness = (1.0f - coverage) * (180 - (int)moonfadeout); + RwV3d pos = { 0.0f, -100.0f, 15.0f }; + RwV3dAdd(&worldpos, &campos, &pos); + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[2])); + szx *= CCoronas::MoonSize*2.0f + 4.0f; + szy *= CCoronas::MoonSize*2.0f + 4.0f; + CSprite::RenderOneXLUSprite(screenpos.x, screenpos.y, screenpos.z, + szx, szy, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255); + } + } + + // The R* logo + int starintens = 0; + if(CClock::GetHours() < 22 && CClock::GetHours() > 5) + starintens = 0; + else if(CClock::GetHours() > 22 || CClock::GetHours() < 5) + starintens = 255; + else if(CClock::GetHours() == 22) + starintens = 255 * CClock::GetMinutes()/60.0f; + else if(CClock::GetHours() == 5) + starintens = 255 * (60 - CClock::GetMinutes())/60.0f; + if(starintens != 0){ + float coverage = Max(CWeather::Foggyness, CWeather::CloudCoverage); + int brightness = (1.0f - coverage) * starintens; + + // R + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0])); + for(i = 0; i < 11; i++){ + RwV3d pos = { 100.0f, 0.0f, 10.0f }; + if(i >= 9) pos.x = -pos.x; + RwV3dAdd(&worldpos, &campos, &pos); + worldpos.y -= 90.0f*StarCoorsX[i%9]; + worldpos.z += 80.0f*StarCoorsY[i%9]; + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){ + float sz = 0.8f*StarSizes[i%9]; + CSprite::RenderBufferedOneXLUSprite(screenpos.x, screenpos.y, screenpos.z, + szx*sz, szy*sz, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255); + } + } + CSprite::FlushSpriteBuffer(); + + // * + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0])); + RwV3d pos = { 100.0f, 0.0f, 10.0f }; + RwV3dAdd(&worldpos, &campos, &pos); + worldpos.y -= 90.0f; + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){ + brightness *= (CGeneral::GetRandomNumber()&127) / 640.0f + 0.5f; + CSprite::RenderOneXLUSprite(screenpos.x, screenpos.y, screenpos.z, + szx*5.0f, szy*5.0f, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255); + } + } + + // Low clouds + float lowcloudintensity = 1.0f - Max(Max(CWeather::Foggyness, CWeather::CloudCoverage), CWeather::ExtraSunnyness); + int r = CTimeCycle::GetLowCloudsRed() * lowcloudintensity; + int g = CTimeCycle::GetLowCloudsGreen() * lowcloudintensity; + int b = CTimeCycle::GetLowCloudsBlue() * lowcloudintensity; + for(int cloudtype = 0; cloudtype < 3; cloudtype++){ + for(i = cloudtype; i < 12; i += 3){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[cloudtype])); + RwV3d pos = { 800.0f*LowCloudsX[i], 800.0f*LowCloudsY[i], 60.0f*LowCloudsZ[i] }; + worldpos.x = campos.x + pos.x; + worldpos.y = campos.y + pos.y; + worldpos.z = 40.0f + pos.z; + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)) + CSprite::RenderBufferedOneXLUSprite_Rotate_Dimension(screenpos.x, screenpos.y, screenpos.z, + szx*320.0f, szy*40.0f, r, g, b, 255, 1.0f/screenpos.z, ms_cameraRoll, 255); + } + CSprite::FlushSpriteBuffer(); + } + + // Fluffy clouds + float rot_sin = Sin(CloudRotation); + float rot_cos = Cos(CloudRotation); + int fluffyalpha = 160 * (1.0f - Max(CWeather::Foggyness, CWeather::ExtraSunnyness)); + if(fluffyalpha != 0){ + static bool bCloudOnScreen[37]; + float sundist, hilight; + + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA); + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[4])); + for(i = 0; i < 37; i++){ + RwV3d pos = { 2.0f*CoorsOffsetX[i], 2.0f*CoorsOffsetY[i], 40.0f*CoorsOffsetZ[i] + 40.0f }; + worldpos.x = pos.x*rot_cos + pos.y*rot_sin + campos.x; + worldpos.y = pos.x*rot_sin - pos.y*rot_cos + campos.y; + worldpos.z = pos.z; + + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){ + sundist = Sqrt(sq(screenpos.x-CCoronas::SunScreenX) + sq(screenpos.y-CCoronas::SunScreenY)); + int tr = CTimeCycle::GetFluffyCloudsTopRed(); + int tg = CTimeCycle::GetFluffyCloudsTopGreen(); + int tb = CTimeCycle::GetFluffyCloudsTopBlue(); + int br = CTimeCycle::GetFluffyCloudsBottomRed(); + int bg = CTimeCycle::GetFluffyCloudsBottomGreen(); + int bb = CTimeCycle::GetFluffyCloudsBottomBlue(); + int distLimit = (3*SCREEN_WIDTH)/4; + if(sundist < distLimit){ + hilight = (1.0f - Max(CWeather::Foggyness, CWeather::CloudCoverage)) * (1.0f - sundist/(float)distLimit); + tr = tr*(1.0f-hilight) + 255*hilight; + tg = tg*(1.0f-hilight) + 190*hilight; + tb = tb*(1.0f-hilight) + 190*hilight; + br = br*(1.0f-hilight) + 255*hilight; + bg = bg*(1.0f-hilight) + 190*hilight; + bb = bb*(1.0f-hilight) + 190*hilight; + if(sundist < SCREEN_WIDTH/10) + CCoronas::SunBlockedByClouds = true; + }else + hilight = 0.0f; + CSprite::RenderBufferedOneXLUSprite_Rotate_2Colours(screenpos.x, screenpos.y, screenpos.z, + szx*55.0f, szy*55.0f, + tr, tg, tb, br, bg, bb, 0.0f, -1.0f, + 1.0f/screenpos.z, + (uint16)IndividualRotation/65336.0f * 6.28f + ms_cameraRoll, + fluffyalpha); + bCloudOnScreen[i] = true; + }else + bCloudOnScreen[i] = false; + } + CSprite::FlushSpriteBuffer(); + + // Highlights + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDONE); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE); + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[3])); + + for(i = 0; i < 37; i++){ + RwV3d pos = { 2.0f*CoorsOffsetX[i], 2.0f*CoorsOffsetY[i], 40.0f*CoorsOffsetZ[i] + 40.0f }; + worldpos.x = pos.x*rot_cos + pos.y*rot_sin + campos.x; + worldpos.y = pos.x*rot_sin + pos.y*rot_cos + campos.y; + worldpos.z = pos.z; + if(bCloudOnScreen[i] && CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){ + if(sundist < SCREEN_WIDTH/3){ + CSprite::RenderBufferedOneXLUSprite_Rotate_Aspect(screenpos.x, screenpos.y, screenpos.z, + szx*30.0f, szy*30.0f, + 200*hilight, 0, 0, 255, 1.0f/screenpos.z, + 1.7f - CGeneral::GetATanOfXY(screenpos.x-CCoronas::SunScreenX, screenpos.y-CCoronas::SunScreenY) + CClouds::ms_cameraRoll, 255); + } + } + } + CSprite::FlushSpriteBuffer(); + } + + // Rainbow + if(CWeather::Rainbow != 0.0f){ + RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0])); + for(i = 0; i < 6; i++){ + RwV3d pos = { i*1.5f, 100.0f, 5.0f }; + RwV3dAdd(&worldpos, &campos, &pos); + if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)) + CSprite::RenderBufferedOneXLUSprite(screenpos.x, screenpos.y, screenpos.z, + 2.0f*szx, 50.0*szy, + BowRed[i]*CWeather::Rainbow, BowGreen[i]*CWeather::Rainbow, BowBlue[i]*CWeather::Rainbow, + 255, 1.0f/screenpos.z, 255); + + } + CSprite::FlushSpriteBuffer(); + } + + RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE); + RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE); + RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA); + RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA); + + POP_RENDERGROUP(); +} + +bool +UseDarkBackground(void) +{ + return TheCamera.GetForward().z < -0.9f || gbShowCollisionPolys; +} + +void +CClouds::RenderBackground(int16 topred, int16 topgreen, int16 topblue, + int16 botred, int16 botgreen, int16 botblue, int16 alpha) +{ + PUSH_RENDERGROUP("CClouds::RenderBackground"); + + CVector right = CrossProduct(TheCamera.GetUp(), TheCamera.GetForward()); + right.Normalise(); + float c = right.Magnitude2D(); + if(c > 1.0f) + c = 1.0f; + ms_cameraRoll = Acos(c); + if(right.z < 0.0f) + ms_cameraRoll = -ms_cameraRoll; + + ms_HorizonTilt = SCREEN_WIDTH/2.0f * Tan(ms_cameraRoll); + + if(UseDarkBackground()){ + ms_colourTop.r = 50; + ms_colourTop.g = 50; + ms_colourTop.b = 50; + ms_colourTop.a = 255; + if(gbShowCollisionPolys){ + if(CTimer::GetFrameCounter() & 1){ + ms_colourTop.r = 0; + ms_colourTop.g = 0; + ms_colourTop.b = 0; + }else{ + ms_colourTop.r = 255; + ms_colourTop.g = 255; + ms_colourTop.b = 255; + } + } + ms_colourBottom = ms_colourTop; + CRect r(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT); + CSprite2d::DrawRect(r, ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop); + }else{ + ms_horizonZ = CSprite::CalcHorizonCoors(); + + int fogr = (topred + 2 * botred) / 3; + int fogg = (topgreen + 2 * botgreen) / 3; + int fogb = (topblue + 2 * botblue) / 3; + + // Draw top/bottom gradient + float gradheight = SCREEN_HEIGHT/2.0f; + + ms_colourTop.r = topred; + ms_colourTop.g = topgreen; + ms_colourTop.b = topblue; + ms_colourTop.a = alpha; + ms_colourBottom.r = botred; + ms_colourBottom.g = botgreen; + ms_colourBottom.b = botblue; + ms_colourBottom.a = alpha; + + float botright = ms_horizonZ - ms_HorizonTilt; + float botleft = ms_horizonZ + ms_HorizonTilt; + float topright = botright - gradheight; + float topleft = botleft - gradheight; + + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourTop, ms_colourTop, ms_colourBottom, ms_colourBottom); + + // draw the small stripe (whatever it's supposed to be) + ms_colourTop.r = fogr; + ms_colourTop.g = fogg; + ms_colourTop.b = fogb; + ms_colourTop.a = alpha; + topright = ms_horizonZ - ms_HorizonTilt; + topleft = ms_horizonZ + ms_HorizonTilt; + botright = topright + SMALLSTRIPHEIGHT; + botleft = topleft + SMALLSTRIPHEIGHT; + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourTop, ms_colourTop, ms_colourTop, ms_colourTop); + + // Only top + if(ms_horizonZ + ms_HorizonTilt - gradheight > 0.0f || + ms_horizonZ - ms_HorizonTilt - gradheight > 0.0f){ + ms_colourTop.r = topred; + ms_colourTop.g = topgreen; + ms_colourTop.b = topblue; + ms_colourTop.a = alpha; + + if(ms_horizonZ - Abs(ms_HorizonTilt) - gradheight > SCREEN_HEIGHT){ + // only top is visible + topleft = 0.0f; + topright = 0.0f; + botleft = SCREEN_HEIGHT; + botright = SCREEN_HEIGHT; + }else{ + botright = ms_horizonZ - ms_HorizonTilt - gradheight; + botleft = ms_horizonZ + ms_HorizonTilt - gradheight; + topright = Min(ms_horizonZ - ms_HorizonTilt - 2*SCREEN_HEIGHT, 0.0f); + topleft = Min(ms_horizonZ + ms_HorizonTilt - 2*SCREEN_HEIGHT, 0.0f); + } + + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourTop, ms_colourTop, ms_colourTop, ms_colourTop); + } + + // Set both to fog colour for RenderHorizon + ms_colourTop.r = fogr; + ms_colourTop.g = fogg; + ms_colourTop.b = fogb; + ms_colourBottom.r = fogr; + ms_colourBottom.g = fogg; + ms_colourBottom.b = fogb; + } + + POP_RENDERGROUP(); +} + +void +CClouds::RenderHorizon(void) +{ + if(UseDarkBackground()) + return; + + PUSH_RENDERGROUP("CClouds::RenderHorizon"); + + ms_colourBottom.a = 230; + ms_colourTop.a = 80; + + float topright = ms_horizonZ - ms_HorizonTilt; + float topleft = ms_horizonZ + ms_HorizonTilt; + float botright = topright + SMALLSTRIPHEIGHT; + float botleft = topleft + SMALLSTRIPHEIGHT; + + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourTop, ms_colourTop, ms_colourBottom, ms_colourBottom); + + + ms_colourBkGrd.r = 128.0f*CTimeCycle::GetAmbientRed(); + ms_colourBkGrd.g = 128.0f*CTimeCycle::GetAmbientGreen(); + ms_colourBkGrd.b = 128.0f*CTimeCycle::GetAmbientBlue(); + ms_colourBkGrd.a = 255; + + float horzstrip = SCREEN_STRETCH_Y(HORIZSTRIPHEIGHT); + topright = botright; + topleft = botleft; + botright = topright + horzstrip; + botleft = topleft + horzstrip; + + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourBottom, ms_colourBottom, ms_colourBkGrd, ms_colourBkGrd); + + + topright = botright; + topleft = botleft; + botright = Max(topright, SCREEN_HEIGHT); + botleft = Max(topleft, SCREEN_HEIGHT); + + CSprite2d::DrawAnyRect(0.0f, topleft, SCREEN_WIDTH, topright, 0.0f, botleft, SCREEN_WIDTH, botright, + ms_colourBkGrd, ms_colourBkGrd, ms_colourBkGrd, ms_colourBkGrd); + + POP_RENDERGROUP(); +} |