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| author | Chris Clyne <chris@lateasusual.com> | 2024-04-26 17:29:20 +0100 |
|---|---|---|
| committer | Chris Clyne <chris@lateasusual.com> | 2024-04-26 17:30:50 +0100 |
| commit | 1ca0eeac287a3db27251ee51511b0b8cb0b52d29 (patch) | |
| tree | f4c163a5c890e183a7f9455bd8e90833efbcdffb | |
| parent | 6118592c6d88350d01f74faff6fd49754f84a7d0 (diff) | |
| download | redot-engine-1ca0eeac287a3db27251ee51511b0b8cb0b52d29.tar.gz | |
Fix inverted GPUParticlesCollisionHeightField3D
| -rw-r--r-- | servers/rendering/renderer_rd/shaders/particles.glsl | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/servers/rendering/renderer_rd/shaders/particles.glsl b/servers/rendering/renderer_rd/shaders/particles.glsl index 5fa4154727..efdf1c2278 100644 --- a/servers/rendering/renderer_rd/shaders/particles.glsl +++ b/servers/rendering/renderer_rd/shaders/particles.glsl @@ -612,14 +612,14 @@ void main() { vec3 uvw_pos = vec3(local_pos_bottom / FRAME.colliders[i].extents) * 0.5 + 0.5; - float y = 1.0 - texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz).r; + float y = texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz).r; if (y > uvw_pos.y) { //inside heightfield vec3 pos1 = (vec3(uvw_pos.x, y, uvw_pos.z) * 2.0 - 1.0) * FRAME.colliders[i].extents; - vec3 pos2 = (vec3(uvw_pos.x + DELTA, 1.0 - texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz + vec2(DELTA, 0)).r, uvw_pos.z) * 2.0 - 1.0) * FRAME.colliders[i].extents; - vec3 pos3 = (vec3(uvw_pos.x, 1.0 - texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz + vec2(0, DELTA)).r, uvw_pos.z + DELTA) * 2.0 - 1.0) * FRAME.colliders[i].extents; + vec3 pos2 = (vec3(uvw_pos.x + DELTA, texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz + vec2(DELTA, 0)).r, uvw_pos.z) * 2.0 - 1.0) * FRAME.colliders[i].extents; + vec3 pos3 = (vec3(uvw_pos.x, texture(sampler2D(height_field_texture, SAMPLER_LINEAR_CLAMP), uvw_pos.xz + vec2(0, DELTA)).r, uvw_pos.z + DELTA) * 2.0 - 1.0) * FRAME.colliders[i].extents; normal = normalize(cross(pos1 - pos2, pos1 - pos3)); float local_y = (vec3(local_pos / FRAME.colliders[i].extents) * 0.5 + 0.5).y; |