454 lines
15 KiB
C++
454 lines
15 KiB
C++
#include "common.h"
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#include "Sprite.h"
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#include "Sprite2d.h"
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#include "General.h"
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#include "Coronas.h"
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#include "Camera.h"
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#include "TxdStore.h"
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#include "Weather.h"
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#include "Clock.h"
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#include "Timer.h"
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#include "Timecycle.h"
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#include "Renderer.h"
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#include "Clouds.h"
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#define SMALLSTRIPHEIGHT 4.0f
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#define HORIZSTRIPHEIGHT 48.0f
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RwTexture *gpCloudTex[5];
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float CClouds::CloudRotation;
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uint32 CClouds::IndividualRotation;
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float CClouds::ms_cameraRoll;
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float CClouds::ms_horizonZ;
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CRGBA CClouds::ms_colourTop;
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CRGBA CClouds::ms_colourBottom;
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void
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CClouds::Init(void)
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{
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CTxdStore::PushCurrentTxd();
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CTxdStore::SetCurrentTxd(CTxdStore::FindTxdSlot("particle"));
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gpCloudTex[0] = RwTextureRead("cloud1", nil);
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gpCloudTex[1] = RwTextureRead("cloud2", nil);
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gpCloudTex[2] = RwTextureRead("cloud3", nil);
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gpCloudTex[3] = RwTextureRead("cloudhilit", nil);
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gpCloudTex[4] = RwTextureRead("cloudmasked", nil);
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CTxdStore::PopCurrentTxd();
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CloudRotation = 0.0f;
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}
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void
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CClouds::Shutdown(void)
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{
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RwTextureDestroy(gpCloudTex[0]);
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#if GTA_VERSION >= GTA3_PC_11
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gpCloudTex[0] = nil;
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#endif
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RwTextureDestroy(gpCloudTex[1]);
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#if GTA_VERSION >= GTA3_PC_11
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gpCloudTex[1] = nil;
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#endif
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RwTextureDestroy(gpCloudTex[2]);
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#if GTA_VERSION >= GTA3_PC_11
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gpCloudTex[2] = nil;
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#endif
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RwTextureDestroy(gpCloudTex[3]);
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#if GTA_VERSION >= GTA3_PC_11
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gpCloudTex[3] = nil;
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#endif
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RwTextureDestroy(gpCloudTex[4]);
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#if GTA_VERSION >= GTA3_PC_11
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gpCloudTex[4] = nil;
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#endif
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}
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void
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CClouds::Update(void)
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{
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float s = Sin(TheCamera.Orientation - 0.85f);
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#ifdef FIX_BUGS
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CloudRotation += CWeather::Wind*s*0.0025f*CTimer::GetTimeStepFix();
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IndividualRotation += (CWeather::Wind*CTimer::GetTimeStep() + 0.3f*CTimer::GetTimeStepFix()) * 60.0f;
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#else
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CloudRotation += CWeather::Wind*s*0.0025f;
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IndividualRotation += (CWeather::Wind*CTimer::GetTimeStep() + 0.3f) * 60.0f;
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#endif
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}
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float StarCoorsX[9] = { 0.0f, 0.05f, 0.12f, 0.5f, 0.8f, 0.6f, 0.27f, 0.55f, 0.75f };
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float StarCoorsY[9] = { 0.0f, 0.45f, 0.9f, 1.0f, 0.85f, 0.52f, 0.48f, 0.35f, 0.2f };
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float StarSizes[9] = { 1.0f, 1.4f, 0.9f, 1.0f, 0.6f, 1.5f, 1.3f, 1.0f, 0.8f };
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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 };
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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 };
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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 };
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float CoorsOffsetX[37] = {
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0.0f, 60.0f, 72.0f, 48.0f, 21.0f, 12.0f,
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9.0f, -3.0f, -8.4f, -18.0f, -15.0f, -36.0f,
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-40.0f, -48.0f, -60.0f, -24.0f, 100.0f, 100.0f,
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100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f,
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100.0f, 100.0f, -30.0f, -20.0f, 10.0f, 30.0f,
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0.0f, -100.0f, -100.0f, -100.0f, -100.0f, -100.0f, -100.0f
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};
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float CoorsOffsetY[37] = {
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100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f,
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100.0f, 100.0f, 100.0f, 100.0f, 100.0f, 100.0f,
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100.0f, 100.0f, 100.0f, 100.0f, -30.0f, 10.0f,
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-25.0f, -5.0f, 28.0f, -10.0f, 10.0f, 0.0f,
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15.0f, 40.0f, -100.0f, -100.0f, -100.0f, -100.0f,
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-100.0f, -40.0f, -20.0f, 0.0f, 10.0f, 30.0f, 35.0f
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};
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float CoorsOffsetZ[37] = {
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2.0f, 1.0f, 0.0f, 0.3f, 0.7f, 1.4f,
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1.7f, 0.24f, 0.7f, 1.3f, 1.6f, 1.0f,
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1.2f, 0.3f, 0.7f, 1.4f, 0.0f, 0.1f,
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0.5f, 0.4f, 0.55f, 0.75f, 1.0f, 1.4f,
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1.7f, 2.0f, 2.0f, 2.3f, 1.9f, 2.4f,
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2.0f, 2.0f, 1.5f, 1.2f, 1.7f, 1.5f, 2.1f
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};
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uint8 BowRed[6] = { 30, 30, 30, 10, 0, 15 };
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uint8 BowGreen[6] = { 0, 15, 30, 30, 0, 0 };
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uint8 BowBlue[6] = { 0, 0, 0, 10, 30, 30 };
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void
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CClouds::Render(void)
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{
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int i;
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float szx, szy;
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RwV3d screenpos;
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RwV3d worldpos;
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CCoronas::SunBlockedByClouds = false;
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RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE);
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RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)FALSE);
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RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
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RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDONE);
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RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
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CSprite::InitSpriteBuffer();
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int minute = CClock::GetHours()*60 + CClock::GetMinutes();
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RwV3d campos = TheCamera.GetPosition();
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// Moon
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int moonfadeout = Abs(minute - 180); // fully visible at 3AM
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if(moonfadeout < 180){ // fade in/out 3 hours
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float coverage = Max(CWeather::Foggyness, CWeather::CloudCoverage);
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int brightness = (1.0f - coverage) * (180 - moonfadeout);
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RwV3d pos = { 0.0f, -100.0f, 15.0f };
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RwV3dAdd(&worldpos, &campos, &pos);
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[2]));
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if(CCoronas::bSmallMoon){
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szx *= 4.0f;
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szy *= 4.0f;
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}else{
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szx *= 10.0f;
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szy *= 10.0f;
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}
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CSprite::RenderOneXLUSprite(screenpos.x, screenpos.y, screenpos.z,
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szx, szy, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255);
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}
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}
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// The R* logo
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int starintens = 0;
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if(CClock::GetHours() < 22 && CClock::GetHours() > 5)
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starintens = 0;
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else if(CClock::GetHours() > 22 || CClock::GetHours() < 5)
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starintens = 255;
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else if(CClock::GetHours() == 22)
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starintens = 255 * CClock::GetMinutes()/60.0f;
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else if(CClock::GetHours() == 5)
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starintens = 255 * (60 - CClock::GetMinutes())/60.0f;
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if(starintens != 0){
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float coverage = Max(CWeather::Foggyness, CWeather::CloudCoverage);
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int brightness = (1.0f - coverage) * starintens;
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// R
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0]));
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for(i = 0; i < 11; i++){
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RwV3d pos = { 100.0f, 0.0f, 10.0f };
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if(i >= 9) pos.x = -pos.x;
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RwV3dAdd(&worldpos, &campos, &pos);
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worldpos.y -= 90.0f*StarCoorsX[i%9];
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worldpos.z += 80.0f*StarCoorsY[i%9];
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){
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float sz = 0.8f*StarSizes[i%9];
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CSprite::RenderBufferedOneXLUSprite(screenpos.x, screenpos.y, screenpos.z,
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szx*sz, szy*sz, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255);
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}
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}
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CSprite::FlushSpriteBuffer();
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// *
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0]));
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RwV3d pos = { 100.0f, 0.0f, 10.0f };
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RwV3dAdd(&worldpos, &campos, &pos);
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worldpos.y -= 90.0f;
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){
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brightness *= (CGeneral::GetRandomNumber()&127) / 640.0f + 0.5f;
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CSprite::RenderOneXLUSprite(screenpos.x, screenpos.y, screenpos.z,
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szx*5.0f, szy*5.0f, brightness, brightness, brightness, 255, 1.0f/screenpos.z, 255);
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}
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}
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// Low clouds
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float lowcloudintensity = 1.0f - Max(CWeather::Foggyness, CWeather::CloudCoverage);
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int r = CTimeCycle::GetLowCloudsRed() * lowcloudintensity;
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int g = CTimeCycle::GetLowCloudsGreen() * lowcloudintensity;
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int b = CTimeCycle::GetLowCloudsBlue() * lowcloudintensity;
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for(int cloudtype = 0; cloudtype < 3; cloudtype++){
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for(i = cloudtype; i < 12; i += 3){
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[cloudtype]));
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RwV3d pos = { 800.0f*LowCloudsX[i], 800.0f*LowCloudsY[i], 60.0f*LowCloudsZ[i] };
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worldpos.x = campos.x + pos.x;
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worldpos.y = campos.y + pos.y;
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worldpos.z = 40.0f + pos.z;
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false))
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CSprite::RenderBufferedOneXLUSprite_Rotate_Dimension(screenpos.x, screenpos.y, screenpos.z,
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szx*320.0f, szy*40.0f, r, g, b, 255, 1.0f/screenpos.z, ms_cameraRoll, 255);
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}
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CSprite::FlushSpriteBuffer();
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}
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// Fluffy clouds
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float rot_sin = Sin(CloudRotation);
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float rot_cos = Cos(CloudRotation);
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int fluffyalpha = 160 * (1.0f - CWeather::Foggyness);
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if(fluffyalpha != 0){
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static bool bCloudOnScreen[37];
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float hilight;
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RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA);
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RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[4]));
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for(i = 0; i < 37; i++){
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RwV3d pos = { 2.0f*CoorsOffsetX[i], 2.0f*CoorsOffsetY[i], 40.0f*CoorsOffsetZ[i] + 40.0f };
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worldpos.x = pos.x*rot_cos + pos.y*rot_sin + campos.x;
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worldpos.y = pos.x*rot_sin - pos.y*rot_cos + campos.y;
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worldpos.z = pos.z;
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){
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float sundist = Sqrt(sq(screenpos.x-CCoronas::SunScreenX) + sq(screenpos.y-CCoronas::SunScreenY));
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int tr = CTimeCycle::GetFluffyCloudsTopRed();
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int tg = CTimeCycle::GetFluffyCloudsTopGreen();
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int tb = CTimeCycle::GetFluffyCloudsTopBlue();
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int br = CTimeCycle::GetFluffyCloudsBottomRed();
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int bg = CTimeCycle::GetFluffyCloudsBottomGreen();
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int bb = CTimeCycle::GetFluffyCloudsBottomBlue();
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if(sundist < SCREEN_WIDTH/2){
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hilight = (1.0f - Max(CWeather::Foggyness, CWeather::CloudCoverage)) * (1.0f - sundist/(SCREEN_WIDTH/2));
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tr = tr*(1.0f-hilight) + 255*hilight;
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tg = tg*(1.0f-hilight) + 190*hilight;
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tb = tb*(1.0f-hilight) + 190*hilight;
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br = br*(1.0f-hilight) + 255*hilight;
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bg = bg*(1.0f-hilight) + 190*hilight;
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bb = bb*(1.0f-hilight) + 190*hilight;
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if(sundist < SCREEN_WIDTH/10)
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CCoronas::SunBlockedByClouds = true;
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}else
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hilight = 0.0f;
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CSprite::RenderBufferedOneXLUSprite_Rotate_2Colours(screenpos.x, screenpos.y, screenpos.z,
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szx*55.0f, szy*55.0f,
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tr, tg, tb, br, bg, bb, 0.0f, -1.0f,
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1.0f/screenpos.z,
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(uint16)IndividualRotation/65336.0f * 6.28f + ms_cameraRoll,
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fluffyalpha);
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bCloudOnScreen[i] = true;
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}else
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bCloudOnScreen[i] = false;
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}
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CSprite::FlushSpriteBuffer();
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// Highlights
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RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDONE);
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RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[3]));
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for(i = 0; i < 37; i++){
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RwV3d pos = { 2.0f*CoorsOffsetX[i], 2.0f*CoorsOffsetY[i], 40.0f*CoorsOffsetZ[i] + 40.0f };
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worldpos.x = campos.x*rot_cos + campos.y*rot_sin + pos.x;
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worldpos.y = campos.x*rot_sin + campos.y*rot_cos + pos.y;
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worldpos.z = pos.z;
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if(bCloudOnScreen[i] && CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false)){
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// BUG: this is stupid....would have to do this for each cloud individually
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if(hilight > 0.0f){
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CSprite::RenderBufferedOneXLUSprite_Rotate_Aspect(screenpos.x, screenpos.y, screenpos.z,
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szx*30.0f, szy*30.0f,
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200*hilight, 0, 0, 255, 1.0f/screenpos.z,
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1.7f - CGeneral::GetATanOfXY(screenpos.x-CCoronas::SunScreenX, screenpos.y-CCoronas::SunScreenY) + CClouds::ms_cameraRoll, 255);
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}
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}
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}
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CSprite::FlushSpriteBuffer();
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}
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// Rainbow
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if(CWeather::Rainbow != 0.0f){
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RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCoronaTexture[0]));
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for(i = 0; i < 6; i++){
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RwV3d pos = { i*1.5f, 100.0f, 5.0f };
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RwV3dAdd(&worldpos, &campos, &pos);
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if(CSprite::CalcScreenCoors(worldpos, &screenpos, &szx, &szy, false))
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CSprite::RenderBufferedOneXLUSprite(screenpos.x, screenpos.y, screenpos.z,
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2.0f*szx, 50.0*szy,
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BowRed[i]*CWeather::Rainbow, BowGreen[i]*CWeather::Rainbow, BowBlue[i]*CWeather::Rainbow,
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255, 1.0f/screenpos.z, 255);
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}
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CSprite::FlushSpriteBuffer();
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}
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RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)FALSE);
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RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE);
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RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE);
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RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA);
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RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
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}
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bool
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UseDarkBackground(void)
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{
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return TheCamera.GetForward().z < -0.9f || gbShowCollisionPolys;
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}
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void
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CClouds::RenderBackground(int16 topred, int16 topgreen, int16 topblue,
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int16 botred, int16 botgreen, int16 botblue, int16 alpha)
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{
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CVector left = TheCamera.GetRight();
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float c = left.Magnitude2D();
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if(c > 1.0f)
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c = 1.0f;
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ms_cameraRoll = Acos(c);
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if(left.z < 0.0f)
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ms_cameraRoll = -ms_cameraRoll;
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if(UseDarkBackground()){
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ms_colourTop.r = 50;
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ms_colourTop.g = 50;
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ms_colourTop.b = 50;
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ms_colourTop.a = 255;
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if(gbShowCollisionPolys){
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if(CTimer::GetFrameCounter() & 1){
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ms_colourTop.r = 0;
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ms_colourTop.g = 0;
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ms_colourTop.b = 0;
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}else{
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ms_colourTop.r = 255;
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ms_colourTop.g = 255;
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ms_colourTop.b = 255;
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}
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}
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ms_colourBottom = ms_colourTop;
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CRect r(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
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CSprite2d::DrawRect(r, ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop);
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}else{
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ms_horizonZ = CSprite::CalcHorizonCoors();
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// Draw top/bottom gradient
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float gradheight = SCREEN_HEIGHT/2.0f;
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float topedge = ms_horizonZ - gradheight;
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float botpos, toppos;
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if(ms_horizonZ > 0.0f && topedge < SCREEN_HEIGHT){
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ms_colourTop.r = topred;
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ms_colourTop.g = topgreen;
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ms_colourTop.b = topblue;
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ms_colourTop.a = alpha;
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ms_colourBottom.r = botred;
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ms_colourBottom.g = botgreen;
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ms_colourBottom.b = botblue;
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ms_colourBottom.a = alpha;
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if(ms_horizonZ < SCREEN_HEIGHT)
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botpos = ms_horizonZ;
|
|
else{
|
|
float f = (ms_horizonZ - SCREEN_HEIGHT)/gradheight;
|
|
ms_colourBottom.r = topred*f + (1.0f-f)*botred;
|
|
ms_colourBottom.g = topgreen*f + (1.0f-f)*botgreen;
|
|
ms_colourBottom.b = topblue*f + (1.0f-f)*botblue;
|
|
botpos = SCREEN_HEIGHT;
|
|
}
|
|
if(topedge >= 0.0f)
|
|
toppos = topedge;
|
|
else{
|
|
float f = (0.0f - topedge)/gradheight;
|
|
ms_colourTop.r = botred*f + (1.0f-f)*topred;
|
|
ms_colourTop.g = botgreen*f + (1.0f-f)*topgreen;
|
|
ms_colourTop.b = botblue*f + (1.0f-f)*topblue;
|
|
toppos = 0.0f;
|
|
}
|
|
CSprite2d::DrawRect(CRect(0, toppos, SCREEN_WIDTH, botpos),
|
|
ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop);
|
|
}
|
|
|
|
// draw the small stripe (whatever it's supposed to be)
|
|
if(ms_horizonZ > -SMALLSTRIPHEIGHT && ms_horizonZ < SCREEN_HEIGHT){
|
|
// Same colour as fog
|
|
ms_colourTop.r = (topred + 2 * botred) / 3;
|
|
ms_colourTop.g = (topgreen + 2 * botgreen) / 3;
|
|
ms_colourTop.b = (topblue + 2 * botblue) / 3;
|
|
CSprite2d::DrawRect(CRect(0, ms_horizonZ, SCREEN_WIDTH, ms_horizonZ+SMALLSTRIPHEIGHT),
|
|
ms_colourTop, ms_colourTop, ms_colourTop, ms_colourTop);
|
|
}
|
|
|
|
// Only top
|
|
if(topedge > 0.0f){
|
|
ms_colourTop.r = topred;
|
|
ms_colourTop.g = topgreen;
|
|
ms_colourTop.b = topblue;
|
|
ms_colourTop.a = alpha;
|
|
ms_colourBottom.r = topred;
|
|
ms_colourBottom.g = topgreen;
|
|
ms_colourBottom.b = topblue;
|
|
ms_colourBottom.a = alpha;
|
|
|
|
botpos = Min(SCREEN_HEIGHT, topedge);
|
|
CSprite2d::DrawRect(CRect(0, 0, SCREEN_WIDTH, botpos),
|
|
ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop);
|
|
}
|
|
|
|
// Set both to fog colour for RenderHorizon
|
|
ms_colourTop.r = (topred + 2 * botred) / 3;
|
|
ms_colourTop.g = (topgreen + 2 * botgreen) / 3;
|
|
ms_colourTop.b = (topblue + 2 * botblue) / 3;
|
|
ms_colourBottom.r = (topred + 2 * botred) / 3;
|
|
ms_colourBottom.g = (topgreen + 2 * botgreen) / 3;
|
|
ms_colourBottom.b = (topblue + 2 * botblue) / 3;
|
|
}
|
|
}
|
|
|
|
void
|
|
CClouds::RenderHorizon(void)
|
|
{
|
|
if(UseDarkBackground())
|
|
return;
|
|
|
|
ms_colourBottom.a = 230;
|
|
ms_colourTop.a = 80;
|
|
|
|
if(ms_horizonZ > SCREEN_HEIGHT)
|
|
return;
|
|
|
|
float z1 = Min(ms_horizonZ + SMALLSTRIPHEIGHT, SCREEN_HEIGHT);
|
|
CSprite2d::DrawRectXLU(CRect(0, ms_horizonZ, SCREEN_WIDTH, z1),
|
|
ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop);
|
|
|
|
// This is just weird
|
|
float a = SCREEN_HEIGHT/400.0f * HORIZSTRIPHEIGHT +
|
|
SCREEN_HEIGHT/300.0f * Max(TheCamera.GetPosition().z, 0.0f);
|
|
float b = TheCamera.GetUp().z < 0.0f ?
|
|
SCREEN_HEIGHT :
|
|
SCREEN_HEIGHT * Abs(TheCamera.GetRight().z);
|
|
float z2 = z1 + (a + b)*TheCamera.LODDistMultiplier;
|
|
z2 = Min(z2, SCREEN_HEIGHT);
|
|
CSprite2d::DrawRect(CRect(0, z1, SCREEN_WIDTH, z2),
|
|
ms_colourBottom, ms_colourBottom, ms_colourTop, ms_colourTop);
|
|
}
|