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Merge pull request #5109 from maiconpintoabreu/julia_set

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[examples] Increasing julia_set maxInterations glsl100 to 255
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Ray
2025-08-11 20:26:24 +02:00
committed by GitHub
parent 9b598f6bcf 503e6d8bb5
commit 9aa1b86fdf
2 changed files with 8 additions and 8 deletions
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6
examples/shaders/resources/shaders/glsl100/julia_set.fs
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@ -10,8 +10,8 @@ uniform float zoom; // Zoom of the scale
// NOTE: Maximum number of shader for-loop iterations depend on GPU, // NOTE: Maximum number of shader for-loop iterations depend on GPU,
// for example, on RasperryPi for this examply only supports up to 60 // for example, on RasperryPi for this examply only supports up to 60
const int maxIterations = 48; // Max iterations to do const int maxIterations = 255; // Max iterations to do.
const float colorCycles = 1.0; // Number of times the color palette repeats const float colorCycles = 1.0; // Number of times the color palette repeats.
// Square a complex number // Square a complex number
vec2 ComplexSquare(vec2 z) vec2 ComplexSquare(vec2 z)
@ -55,7 +55,7 @@ void main()
z.y += offset.y; z.y += offset.y;
int iter = 0; int iter = 0;
for (int iterations = 0; iterations < 60; iterations++) for (int iterations = 0; iterations < maxIterations; iterations++)
{ {
z = ComplexSquare(z) + c; // Iterate function z = ComplexSquare(z) + c; // Iterate function
if (dot(z, z) > 4.0) break; if (dot(z, z) > 4.0) break;

10
examples/shaders/resources/shaders/glsl120/julia_set.fs
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@ -5,13 +5,13 @@ varying vec2 fragTexCoord;
varying vec4 fragColor; varying vec4 fragColor;
uniform vec2 c; // c.x = real, c.y = imaginary component. Equation done is z^2 + c uniform vec2 c; // c.x = real, c.y = imaginary component. Equation done is z^2 + c
uniform vec2 offset; // Offset of the scale uniform vec2 offset; // Offset of the scale.
uniform float zoom; // Zoom of the scale uniform float zoom; // Zoom of the scale.
// NOTE: Maximum number of shader for-loop iterations depend on GPU, // NOTE: Maximum number of shader for-loop iterations depend on GPU,
// for example, on RasperryPi for this examply only supports up to 60 // for example, on RasperryPi for this examply only supports up to 60
const int maxIterations = 48; // Max iterations to do const int maxIterations = 255; // Max iterations to do
const float colorCycles = 1.0; // Number of times the color palette repeats const float colorCycles = 1.0; // Number of times the color palette repeats
// Square a complex number // Square a complex number
vec2 ComplexSquare(vec2 z) vec2 ComplexSquare(vec2 z)
@ -55,7 +55,7 @@ void main()
z.y += offset.y; z.y += offset.y;
int iter = 0; int iter = 0;
for (int iterations = 0; iterations < 60; iterations++) for (int iterations = 0; iterations < maxIterations; iterations++)
{ {
z = ComplexSquare(z) + c; // Iterate function z = ComplexSquare(z) + c; // Iterate function
if (dot(z, z) > 4.0) break; if (dot(z, z) > 4.0) break;