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Reduce cloud layers for improved performance

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This commit is contained in:
Josh Pearson 2024-12-30 15:56:56 -07:00
parent 72da27ef0b
commit f9c3b901d7
2 changed files with 11 additions and 6 deletions
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12
src/renderer/Clouds.cpp
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@ -87,7 +87,7 @@ float LowCloudsX[12] = { 1.0f, 0.7f, 0.0f, -0.7f, -1.0f, -0.7f, 0.0f, 0.7f, 0.8f
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] = {
float CoorsOffsetX[MAX_CLOUDS] = {
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,
@ -95,7 +95,7 @@ float CoorsOffsetX[37] = {
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] = {
float CoorsOffsetY[MAX_CLOUDS] = {
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,
@ -103,7 +103,7 @@ float CoorsOffsetY[37] = {
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] = {
float CoorsOffsetZ[MAX_CLOUDS] = {
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,
@ -225,13 +225,13 @@ CClouds::Render(void)
float rot_cos = Cos(CloudRotation);
int fluffyalpha = 160 * (1.0f - CWeather::Foggyness);
if(fluffyalpha != 0){
static bool bCloudOnScreen[37];
static bool bCloudOnScreen[NUM_CLOUDS];
float hilight;
RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA);
RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[4]));
for(i = 0; i < 37; i++){
for(i = 0; i < NUM_CLOUDS; 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;
@ -274,7 +274,7 @@ CClouds::Render(void)
RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDONE);
RwRenderStateSet(rwRENDERSTATETEXTURERASTER, RwTextureGetRaster(gpCloudTex[3]));
for(i = 0; i < 37; i++){
for(i = 0; i < NUM_CLOUDS; 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;

5
src/renderer/Clouds.h
View File

@ -19,3 +19,8 @@ public:
int16 botred, int16 botgreen, int16 botblue, int16 alpha);
static void RenderHorizon(void);
};
enum {
NUM_CLOUDS = 15,
MAX_CLOUDS = 37
};