jeffemmett
/
folk-canvas
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

plant growth

This commit is contained in:
Orion Reed 2024-12-15 09:34:16 -05:00
parent e699d51313
commit 525b12a3d8
1 changed files with 180 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

185
src/folk-sand.glsl.ts
View File

@ -219,12 +219,15 @@ vec4 createParticle(float id)
} else if (id == PLANT)
{
vec3 r = hash33(vec3(gl_FragCoord.xy, frame));
vec3 color = vec3(34, 139, 34) / 255.0;
vec3 color = vec3(34, 139, 34) / 255.0; // Forest green base color
vec3 hsl = RGBtoHSL(color);
hsl.x += (r.z - 0.5) * 0.1;
hsl.y += (r.x - 0.5) * 0.2;
hsl.z *= (r.y * 0.4 + 0.6);
return vec4(HSLtoRGB(hsl), PLANT);
hsl.x += (r.z - 0.5) * 0.1; // Slight hue variation
hsl.y += (r.x - 0.5) * 0.2; // Saturation variation
hsl.z *= (r.y * 0.4 + 0.6); // Base lightness variation
vec3 rgb = HSLtoRGB(hsl);
// Store water level in red channel (0.2 initial water)
// Use green and blue channels for color, making it more vibrant with water
return vec4(0.2, rgb.g * 1.2, rgb.b * 0.8, PLANT);
} else if (id == STONE)
{
float r = hash13(vec3(gl_FragCoord.xy, frame));
@ -518,6 +521,178 @@ void main() {
swap(t01, t11);
}
// Plant growth and water propagation
if (t00.a == PLANT)
{
// Direct water contact increases water level and has a chance to consume water
if (t01.a == WATER) {
t00.r = min(t00.r + 0.1, 1.0); // Increase water level
if (r.x < 0.1) { // 10% chance to consume water
t01 = createParticle(AIR);
}
}
if (t10.a == WATER) {
t00.r = min(t00.r + 0.1, 1.0);
if (r.y < 0.1) { // Using r.y for different randomness
t10 = createParticle(AIR);
}
}
// Propagate water to nearby plants (use red channel)
if (t01.a == PLANT) {
float avgWater = (t00.r + t01.r) * 0.5;
t00.r = t01.r = avgWater;
}
if (t10.a == PLANT) {
float avgWater = (t00.r + t10.r) * 0.5;
t00.r = t10.r = avgWater;
}
// Growth primarily happens upward if water level is sufficient
if (t00.r > 0.4)
{
if ((t01.a == AIR || t10.a == AIR) && r.x < 0.01)
{
if (r.y < 0.8 && t01.a == AIR)
{
t01 = createParticle(PLANT);
t00.r *= 0.7;
}
else if (t10.a == AIR)
{
t10 = createParticle(PLANT);
t00.r *= 0.7;
}
}
}
}
// Similar updates for t10
if (t10.a == PLANT)
{
if (t11.a == WATER) {
t10.r = min(t10.r + 0.1, 1.0);
if (r.z < 0.1) {
t11 = createParticle(AIR);
}
}
if (t00.a == WATER) {
t10.r = min(t10.r + 0.1, 1.0);
if (r.w < 0.1) {
t00 = createParticle(AIR);
}
}
if (t11.a == PLANT) {
float avgWater = (t10.r + t11.r) * 0.5;
t10.r = t11.r = avgWater;
}
if (t00.a == PLANT) {
float avgWater = (t10.r + t00.r) * 0.5;
t10.r = t00.r = avgWater;
}
if (t10.r > 0.4)
{
if ((t11.a == AIR || t00.a == AIR) && r.x < 0.01)
{
if (r.y < 0.8 && t11.a == AIR)
{
t11 = createParticle(PLANT);
t10.r *= 0.7;
}
else if (t00.a == AIR)
{
t00 = createParticle(PLANT);
t10.r *= 0.7;
}
}
}
}
if (t01.a == PLANT)
{
if (t00.a == WATER) {
t01.r = min(t01.r + 0.1, 1.0);
if (r.x < 0.1) {
t00 = createParticle(AIR);
}
}
if (t11.a == WATER) {
t01.r = min(t01.r + 0.1, 1.0);
if (r.y < 0.1) {
t11 = createParticle(AIR);
}
}
if (t00.a == PLANT) {
float avgWater = (t01.r + t00.r) * 0.5;
t01.r = t00.r = avgWater;
}
if (t11.a == PLANT) {
float avgWater = (t01.r + t11.r) * 0.5;
t01.r = t11.r = avgWater;
}
if (t01.r > 0.4)
{
if ((t00.a == AIR || t11.a == AIR) && r.x < 0.01)
{
if (r.y < 0.8 && t00.a == AIR)
{
t00 = createParticle(PLANT);
t01.r *= 0.7;
}
else if (t11.a == AIR)
{
t11 = createParticle(PLANT);
t01.r *= 0.7;
}
}
}
}
if (t11.a == PLANT)
{
if (t10.a == WATER) {
t11.r = min(t11.r + 0.1, 1.0);
if (r.z < 0.1) {
t10 = createParticle(AIR);
}
}
if (t01.a == WATER) {
t11.r = min(t11.r + 0.1, 1.0);
if (r.w < 0.1) {
t00 = createParticle(AIR);
}
}
if (t10.a == PLANT) {
float avgWater = (t11.r + t10.r) * 0.5;
t11.r = t10.r = avgWater;
}
if (t01.a == PLANT) {
float avgWater = (t11.r + t01.r) * 0.5;
t11.r = t01.r = avgWater;
}
if (t11.r > 0.4)
{
if ((t10.a == AIR || t01.a == AIR) && r.x < 0.01)
{
if (r.y < 0.8 && t10.a == AIR)
{
t10 = createParticle(PLANT);
t11.r *= 0.7;
}
else if (t01.a == AIR)
{
t01 = createParticle(PLANT);
t11.r *= 0.7;
}
}
}
}
fragColor = i == 0 ? t00 :
i == 1 ? t10 :