convert submodules to normal folders for now

This commit is contained in:
catangent 2025-04-09 20:00:20 +01:00
parent 389e934900
commit ed1e0ecb6b
1041 changed files with 572002 additions and 13 deletions

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#version 100
precision mediump float;
// Input uniform values
uniform vec4 color;
// NOTE: Add here your custom variables
void main()
{
// Each point is drawn as a screen space square of gl_PointSize size. gl_PointCoord contains where we are inside of
// it. (0, 0) is the top left, (1, 1) the bottom right corner.
// Draw each point as a colored circle with alpha 1.0 in the center and 0.0 at the outer edges.
gl_FragColor = vec4(color.rgb, color.a * (1.0 - length(gl_PointCoord.xy - vec2(0.5))*2.0));
}

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#version 100
// Input vertex attributes
attribute vec3 vertexPosition;
// Input uniform values
uniform mat4 mvp;
uniform float currentTime;
// NOTE: Add here your custom variables
void main()
{
// Unpack data from vertexPosition
vec2 pos = vertexPosition.xy;
float period = vertexPosition.z;
// Calculate final vertex position (jiggle it around a bit horizontally)
pos += vec2(100.0, 0.0) * sin(period * currentTime);
gl_Position = mvp * vec4(pos.x, pos.y, 0.0, 1.0);
// Calculate the screen space size of this particle (also vary it over time)
gl_PointSize = 10.0 - 5.0 * abs(sin(period * currentTime));
}

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#version 330
// Input uniform values
uniform vec4 color;
// Output fragment color
out vec4 finalColor;
// NOTE: Add here your custom variables
void main()
{
// Each point is drawn as a screen space square of gl_PointSize size. gl_PointCoord contains where we are inside of
// it. (0, 0) is the top left, (1, 1) the bottom right corner.
// Draw each point as a colored circle with alpha 1.0 in the center and 0.0 at the outer edges.
finalColor = vec4(color.rgb, color.a * (1 - length(gl_PointCoord.xy - vec2(0.5))*2));
}

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#version 330
// Input vertex attributes
in vec3 vertexPosition;
// Input uniform values
uniform mat4 mvp;
uniform float currentTime;
// NOTE: Add here your custom variables
void main()
{
// Unpack data from vertexPosition
vec2 pos = vertexPosition.xy;
float period = vertexPosition.z;
// Calculate final vertex position (jiggle it around a bit horizontally)
pos += vec2(100, 0) * sin(period * currentTime);
gl_Position = mvp * vec4(pos, 0.0, 1.0);
// Calculate the screen space size of this particle (also vary it over time)
gl_PointSize = 10 - 5 * abs(sin(period * currentTime));
}

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#version 430
// Game of Life logic shader
#define GOL_WIDTH 768
layout (local_size_x = 16, local_size_y = 16, local_size_z = 1) in;
layout(std430, binding = 1) readonly restrict buffer golLayout {
uint golBuffer[]; // golBuffer[x, y] = golBuffer[x + gl_NumWorkGroups.x * y]
};
layout(std430, binding = 2) writeonly restrict buffer golLayout2 {
uint golBufferDest[]; // golBufferDest[x, y] = golBufferDest[x + gl_NumWorkGroups.x * y]
};
#define fetchGol(x, y) ((((x) < 0) || ((y) < 0) || ((x) > GOL_WIDTH) || ((y) > GOL_WIDTH)) \
? (0) \
: golBuffer[(x) + GOL_WIDTH * (y)])
#define setGol(x, y, value) golBufferDest[(x) + GOL_WIDTH*(y)] = value
void main()
{
uint neighbourCount = 0;
uint x = gl_GlobalInvocationID.x;
uint y = gl_GlobalInvocationID.y;
neighbourCount += fetchGol(x - 1, y - 1); // Top left
neighbourCount += fetchGol(x, y - 1); // Top middle
neighbourCount += fetchGol(x + 1, y - 1); // Top right
neighbourCount += fetchGol(x - 1, y); // Left
neighbourCount += fetchGol(x + 1, y); // Right
neighbourCount += fetchGol(x - 1, y + 1); // Bottom left
neighbourCount += fetchGol(x, y + 1); // Bottom middle
neighbourCount += fetchGol(x + 1, y + 1); // Bottom right
if (neighbourCount == 3) setGol(x, y, 1);
else if (neighbourCount == 2) setGol(x, y, fetchGol(x, y));
else setGol(x, y, 0);
}

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#version 430
// Game of Life rendering shader
// Just renders the content of the ssbo at binding 1 to screen
#define GOL_WIDTH 768
// Input vertex attributes (from vertex shader)
in vec2 fragTexCoord;
// Output fragment color
out vec4 finalColor;
// Input game of life grid.
layout(std430, binding = 1) readonly buffer golLayout
{
uint golBuffer[];
};
// Output resolution
uniform vec2 resolution;
void main()
{
ivec2 coords = ivec2(fragTexCoord*resolution);
if ((golBuffer[coords.x + coords.y*uvec2(resolution).x]) == 1) finalColor = vec4(1.0);
else finalColor = vec4(0.0, 0.0, 0.0, 1.0);
}

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#version 430
// Game of life transfert shader
#define GOL_WIDTH 768
// Game Of Life Update Command
// NOTE: matches the structure defined on main program
struct GolUpdateCmd {
uint x; // x coordinate of the gol command
uint y; // y coordinate of the gol command
uint w; // width of the filled zone
uint enabled; // whether to enable or disable zone
};
// Local compute unit size
layout (local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
// Output game of life grid buffer
layout(std430, binding = 1) buffer golBufferLayout
{
uint golBuffer[]; // golBuffer[x, y] = golBuffer[x + GOL_WIDTH * y]
};
// Command buffer
layout(std430, binding = 3) readonly restrict buffer golUpdateLayout
{
uint count;
GolUpdateCmd commands[];
};
#define isInside(x, y) (((x) >= 0) && ((y) >= 0) && ((x) < GOL_WIDTH) && ((y) < GOL_WIDTH))
#define getBufferIndex(x, y) ((x) + GOL_WIDTH * (y))
void main()
{
uint cmdIndex = gl_GlobalInvocationID.x;
GolUpdateCmd cmd = commands[cmdIndex];
for (uint x = cmd.x; x < (cmd.x + cmd.w); x++)
{
for (uint y = cmd.y; y < (cmd.y + cmd.w); y++)
{
if (isInside(x, y))
{
if (cmd.enabled != 0) atomicOr(golBuffer[getBufferIndex(x, y)], 1);
else atomicAnd(golBuffer[getBufferIndex(x, y)], 0);
}
}
}
}