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Do not apply anti-mirror offset on rain for better classic accuracy

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(Thanks UnknownShadow200)
This commit is contained in:
Goodlyay 2023-04-22 03:11:56 -07:00
parent 1aa975bd6f
commit d05d4829fa
1 changed files with 9 additions and 9 deletions
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18
src/EnvRenderer.c
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@ -441,7 +441,7 @@ void EnvRenderer_RenderWeather(double deltaTime) {
int dist, dx, dz, x, z;
float alpha, y, height;
float uOffset1, uOffset2;
float worldV, v1, v2;
float worldV, v1, v2, vPlane1Offset;
float x1,y1,z1, x2,y2,z2;
weather = Env.Weather;
@ -457,9 +457,10 @@ void EnvRenderer_RenderWeather(double deltaTime) {
pos.Y += 64;
pos.Y = max(World.Height, pos.Y);
speed = (weather == WEATHER_RAINY ? 1.0f : 0.2f) * Env.WeatherSpeed;
vOffsetBase = (float)Game.Time * speed;
particles = weather == WEATHER_RAINY;
speed = (weather == WEATHER_RAINY ? 1.0f : 0.2f) * Env.WeatherSpeed;
vOffsetBase = (float)Game.Time * speed;
vPlane1Offset = weather == WEATHER_RAINY ? 0 : 0.25f; /* Offset v on 1 plane while snowing to avoid the unnatural mirrored texture effect */
particles = weather == WEATHER_RAINY;
weather_accumulator += deltaTime;
v = vertices;
@ -501,11 +502,10 @@ void EnvRenderer_RenderWeather(double deltaTime) {
x1 = (float)x; y1 = (float)y; z1 = (float)z;
x2 = (float)(x + 1); y2 = (float)(y + height); z2 = (float)(z + 1);
/* Add 0.25 to v on one plane so that the texture doesn't align to create a noticable mirror effect down the middle */
v->X = x1; v->Y = y1; v->Z = z1; v->Col = col; v->U = 0.0f + uOffset1; v->V = v1+0.25f; v++;
v->X = x1; v->Y = y2; v->Z = z1; v->Col = col; v->U = 0.0f + uOffset1; v->V = v2+0.25f; v++;
v->X = x2; v->Y = y2; v->Z = z2; v->Col = col; v->U = 1.0f + uOffset1; v->V = v2+0.25f; v++;
v->X = x2; v->Y = y1; v->Z = z2; v->Col = col; v->U = 1.0f + uOffset1; v->V = v1+0.25f; v++;
v->X = x1; v->Y = y1; v->Z = z1; v->Col = col; v->U = 0.0f + uOffset1; v->V = v1+vPlane1Offset; v++;
v->X = x1; v->Y = y2; v->Z = z1; v->Col = col; v->U = 0.0f + uOffset1; v->V = v2+vPlane1Offset; v++;
v->X = x2; v->Y = y2; v->Z = z2; v->Col = col; v->U = 1.0f + uOffset1; v->V = v2+vPlane1Offset; v++;
v->X = x2; v->Y = y1; v->Z = z2; v->Col = col; v->U = 1.0f + uOffset1; v->V = v1+vPlane1Offset; v++;
v->X = x2; v->Y = y1; v->Z = z1; v->Col = col; v->U = 1.0f + uOffset2; v->V = v1; v++;
v->X = x2; v->Y = y2; v->Z = z1; v->Col = col; v->U = 1.0f + uOffset2; v->V = v2; v++;