136 lines
4.6 KiB
GLSL
136 lines
4.6 KiB
GLSL
#version 310 es
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precision mediump float;
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struct LightData {
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vec4 position;
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vec3 color;
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float radius;
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};
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layout (binding = 0) buffer LightsBuffer_1 {
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LightData lights[];
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} lightsBuffer;
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struct TileLightIdData {
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uint count;
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uint lightId[64];
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};
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layout (binding = 0) buffer Tiles_1 {
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TileLightIdData data[4];
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} tileLightId;
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layout (binding = 0) uniform Config_1 {
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uint numLights;
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uint numTiles;
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uint tileCountX;
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uint tileCountY;
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uint numTileLightSlot;
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uint tileSize;
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} config;
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layout (binding = 0) uniform Uniforms_1 {
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vec4 tint_symbol;
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vec4 tint_symbol_1;
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mat4 viewMatrix;
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mat4 projectionMatrix;
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vec4 fullScreenSize;
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} uniforms;
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struct tint_symbol_4 {
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uvec3 GlobalInvocationID;
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};
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void tint_symbol_2_inner(uvec3 GlobalInvocationID) {
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uint index = GlobalInvocationID.x;
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if ((index >= config.numLights)) {
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return;
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}
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lightsBuffer.lights[index].position.y = ((lightsBuffer.lights[index].position.y - 0.100000001f) + (0.001f * (float(index) - (64.0f * floor((float(index) / 64.0f))))));
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if ((lightsBuffer.lights[index].position.y < uniforms.tint_symbol.y)) {
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lightsBuffer.lights[index].position.y = uniforms.tint_symbol_1.y;
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}
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mat4 M = uniforms.projectionMatrix;
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float viewNear = (-(M[3][2]) / (-1.0f + M[2][2]));
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float viewFar = (-(M[3][2]) / (1.0f + M[2][2]));
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vec4 lightPos = lightsBuffer.lights[index].position;
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lightPos = (uniforms.viewMatrix * lightPos);
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lightPos = (lightPos / lightPos.w);
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float lightRadius = lightsBuffer.lights[index].radius;
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vec4 boxMin = (lightPos - vec4(vec3(lightRadius), 0.0f));
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vec4 boxMax = (lightPos + vec4(vec3(lightRadius), 0.0f));
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vec4 frustumPlanes[6] = vec4[6](vec4(0.0f, 0.0f, 0.0f, 0.0f), vec4(0.0f, 0.0f, 0.0f, 0.0f), vec4(0.0f, 0.0f, 0.0f, 0.0f), vec4(0.0f, 0.0f, 0.0f, 0.0f), vec4(0.0f, 0.0f, 0.0f, 0.0f), vec4(0.0f, 0.0f, 0.0f, 0.0f));
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frustumPlanes[4] = vec4(0.0f, 0.0f, -1.0f, viewNear);
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frustumPlanes[5] = vec4(0.0f, 0.0f, 1.0f, -(viewFar));
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int TILE_SIZE = 16;
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int TILE_COUNT_X = 2;
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{
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for(int y_1 = 0; (y_1 < 2); y_1 = (y_1 + 1)) {
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{
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for(int x_1 = 0; (x_1 < TILE_COUNT_X); x_1 = (x_1 + 1)) {
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ivec2 tilePixel0Idx = ivec2((x_1 * TILE_SIZE), (y_1 * TILE_SIZE));
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vec2 floorCoord = (((2.0f * vec2(tilePixel0Idx)) / uniforms.fullScreenSize.xy) - vec2(1.0f));
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vec2 ceilCoord = (((2.0f * vec2((tilePixel0Idx + ivec2(TILE_SIZE)))) / uniforms.fullScreenSize.xy) - vec2(1.0f));
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vec2 viewFloorCoord = vec2((((-(viewNear) * floorCoord.x) - (M[2][0] * viewNear)) / M[0][0]), (((-(viewNear) * floorCoord.y) - (M[2][1] * viewNear)) / M[1][1]));
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vec2 viewCeilCoord = vec2((((-(viewNear) * ceilCoord.x) - (M[2][0] * viewNear)) / M[0][0]), (((-(viewNear) * ceilCoord.y) - (M[2][1] * viewNear)) / M[1][1]));
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frustumPlanes[0] = vec4(1.0f, 0.0f, (-(viewFloorCoord.x) / viewNear), 0.0f);
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frustumPlanes[1] = vec4(-1.0f, 0.0f, (viewCeilCoord.x / viewNear), 0.0f);
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frustumPlanes[2] = vec4(0.0f, 1.0f, (-(viewFloorCoord.y) / viewNear), 0.0f);
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frustumPlanes[3] = vec4(0.0f, -1.0f, (viewCeilCoord.y / viewNear), 0.0f);
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float dp = 0.0f;
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{
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for(uint i = 0u; (i < 6u); i = (i + 1u)) {
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vec4 p = vec4(0.0f, 0.0f, 0.0f, 0.0f);
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if ((frustumPlanes[i].x > 0.0f)) {
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p.x = boxMax.x;
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} else {
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p.x = boxMin.x;
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}
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if ((frustumPlanes[i].y > 0.0f)) {
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p.y = boxMax.y;
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} else {
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p.y = boxMin.y;
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}
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if ((frustumPlanes[i].z > 0.0f)) {
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p.z = boxMax.z;
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} else {
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p.z = boxMin.z;
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}
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p.w = 1.0f;
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dp = (dp + min(0.0f, dot(p, frustumPlanes[i])));
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}
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}
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if ((dp >= 0.0f)) {
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uint tileId = uint((x_1 + (y_1 * TILE_COUNT_X)));
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bool tint_tmp = (tileId < 0u);
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if (!tint_tmp) {
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tint_tmp = (tileId >= config.numTiles);
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}
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if ((tint_tmp)) {
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continue;
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}
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uint offset = atomicAdd(tileLightId.data[tileId].count, 1u);
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if ((offset >= config.numTileLightSlot)) {
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continue;
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}
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tileLightId.data[tileId].lightId[offset] = GlobalInvocationID.x;
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}
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}
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}
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}
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}
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}
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layout(local_size_x = 64, local_size_y = 1, local_size_z = 1) in;
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void tint_symbol_2(tint_symbol_4 tint_symbol_3) {
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tint_symbol_2_inner(tint_symbol_3.GlobalInvocationID);
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return;
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}
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void main() {
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tint_symbol_4 inputs;
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inputs.GlobalInvocationID = gl_GlobalInvocationID;
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tint_symbol_2(inputs);
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}
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