halbear/Terrain4J_Experimental_branch
halbear/Terrain4J_Experimental_branch
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voxel texture mapping

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Halbear 2026-09-17 21:48:04 +01:00
parent 4565188f15
commit 0074bf1d1f
7 changed files with 165 additions and 77 deletions
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21
resources/EngineResources/VoxelComputeShaders/voxelGenerationShared.glsl
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@ -101,7 +101,6 @@ bool isCave(vec3 worldPos) {
void main() {
ivec3 localPos = ivec3(gl_GlobalInvocationID.xyz);
ivec3 worldPos = chunkPos * CHUNK_SIZE + localPos;
float YZone = floor(worldPos.y/150.0)*150.0;
float islandheight = valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.005) * 100 + valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.1) * 20 + valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.1) * 5+ valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2)) * 0.5 - 15 + YZone;
float height = valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.005) * 100 + valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.01) * 10 + valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2) * 0.1) * 5+ valueNoise(vec2(worldPos.x + YZone * 2, worldPos.z + YZone * 2)) * 0.5 + YZone;
@ -109,6 +108,7 @@ void main() {
float YZone2 = floor(worldPos.y/75.0)*75.0;
float islandheight2 = valueNoise(vec2(worldPos.x - YZone2 * 2, worldPos.z -YZone2 * 2) * 0.005) * 60 + valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2) * 0.1) * 20 + valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2) * 0.1) * 10+ valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2)) * 0.5 - 5 + YZone2;
float height2 = valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2) * 0.005) * 50 + valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2) * 0.01) * 10 + valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2) * 0.1) * 5+ valueNoise(vec2(worldPos.x + YZone2 * 2, worldPos.z + YZone2 * 2)) * 0.5 + YZone2;
float grassNoise = valueNoise(vec2(worldPos.z + YZone * 2, worldPos.x + YZone * 2));
//float height2 = valueNoise(vec2(-worldPos.x, -worldPos.z) * 0.005) * 100 + valueNoise(vec2(-worldPos.x, -worldPos.z) * 0.01) * 10 + valueNoise(vec2(-worldPos.x, -worldPos.z) * 0.1) * 5+ valueNoise(vec2(-worldPos.x, -worldPos.z)) * 0.5 + 100;
//float islandheight2 = 100 + valueNoise(vec2(-worldPos.z, -worldPos.x) * 0.005) * 100 + valueNoise(vec2(-worldPos.x, -worldPos.z) * 0.1) * 20 + valueNoise(vec2(worldPos.x, worldPos.z) * 0.1) * 5+ valueNoise(vec2(worldPos.x, worldPos.z)) * 0.5 - 5;
@ -117,10 +117,12 @@ void main() {
if (float(worldPos.y) <= height && float(worldPos.y) >= islandheight) {
float depthBelowSurface = height - float(worldPos.y);
if (depthBelowSurface < 1.5) {
if (depthBelowSurface < 0.5) {
if(grassNoise < 0.65) voxelType = 4u; // Grass foliage
else voxelType = 0u;
}else if (depthBelowSurface < 2.5) {
voxelType = 1u; // Grass
} else if (depthBelowSurface < 5.0) {
} else if (depthBelowSurface < 6.0) {
voxelType = 2u; // Dirt(also stone rn)
} else {
voxelType = 3u; // Stone
@ -129,10 +131,13 @@ void main() {
else if (float(worldPos.y) <= height2 && float(worldPos.y) >= islandheight2) {
float depthBelowSurface = height2 - float(worldPos.y);
if (depthBelowSurface < 1.5) {
voxelType = 1u; // Grass/topsoil
} else if (depthBelowSurface < 5.0) {
voxelType = 2u; // Dirt
if (depthBelowSurface < 0.5) {
if(grassNoise < 0.65) voxelType = 4u; // Grass foliage
else voxelType = 0u;
}else if (depthBelowSurface < 1.5) {
voxelType = 1u; // Grass
} else if (depthBelowSurface < 6.0) {
voxelType = 2u; // Dirt(also stone rn)
} else {
voxelType = 3u; // Stone
}