Gaël
00a9c1c26c
* Adding clipper to generate the terrain's negative powder-contour offset. * Fixing RDB issues (fracture, active trigger, performances) * Fixing blood emission * Fixing the freezing formula on liquids * Fixing Steve spawning due to a missed test. * Reaction table properly build
30 lines
1.3 KiB
Plaintext
30 lines
1.3 KiB
Plaintext
#version 450
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#extension GL_GOOGLE_include_directive : require
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layout(local_size_x = 8, local_size_y = 8) in;
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#include "common.glsl"
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// Performs the moves that won claim arbitration. A mover wins only if it holds the highest
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// priority on both its source and its target cell, so the winners' cell pairs are disjoint and
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// no atomics or ordering are needed here. The displaced occupant takes the mover's old slot
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// (the original's swap-based move primitive, FUN_0070cc00).
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void main() {
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ivec2 p = ivec2(gl_GlobalInvocationID.xy);
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if (p.x >= pc.gw || p.y >= pc.gh) return;
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uint i = uint(p.y * pc.gw + p.x);
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uvec4 it = intent[i];
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if (it.x == NONE) return;
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uint t = it.x & 0x7FFFFFFFu;
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if (claims[i] != it.y || claims[t] != it.y) return; // lost arbitration, retry next pass
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uint cs = cells[i], ct = cells[t];
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vec2 et = ext[t];
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if ((it.x >> 31) != 0u) cs ^= DIR_BIT; // gas bounced: flip horizontal direction
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terrain_age[t] = (cell_mat(cs) << 16) | 0x100u;
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terrain_age[i] = (cell_mat(ct) << 16) | 0x100u;
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cells[t] = cs;
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ext[t] = vec2(uintBitsToFloat(it.z), uintBitsToFloat(it.w));
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cells[i] = ct;
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ext[i] = et;
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const uint bt = birth[t]; birth[t] = birth[i]; birth[i] = bt; // the age moves with the cell
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}
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