mitchellhansen/conways-game-of-life-gpu
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Forgot to turn off the FPS limiting, wow this thing is speedy

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MitchellHansen
2017-04-04 06:12:41 -07:00
parent 79abf8f924
commit 823f2e78aa
2 changed files with 19 additions and 15 deletions
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24
kernels/conways.cl
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@@ -12,7 +12,7 @@ int pixel_to_index(int2 dimensions, int2 pixel) {
__kernel void conways (
global int2* image_res,
__write_only image2d_t image,
__read_write image2d_t image,
global char* first_node_buffer,
global char* second_node_buffer,
global char* buffer_flip
@@ -29,8 +29,9 @@ __kernel void conways (
//if (pixel.x > 1800)
// printf("%i, %i", pixel.x, pixel.y);
float4 dead = (float4)(.49, .68, .81, 1);
float4 alive = (float4)(.49, .68, .71, .3);
float4 dead = (float4)(.51, .49, .39, .9);
float4 alive = (float4)(.21, .43, .46, .6);
float4 flavor = (float4)(.21, .76, .83, .8);
// add all 8 blocks to neghbors
int neighbors = 0;
@@ -80,11 +81,12 @@ __kernel void conways (
int base = pixel_to_index(*image_res, pixel);
if (neighbors == 3 || (neighbors == 2 && first_node_buffer[base])){
write_imagef(image, pixel, alive);
second_node_buffer[base] = 1;
write_imagef(image, pixel, alive);
second_node_buffer[base] = 1;
} else {
write_imagef(image, pixel, dead);
second_node_buffer[base] = 0;
write_imagef(image, pixel, mix(read_imagef(image, pixel), dead, 0.01f));
second_node_buffer[base] = 0;
}
} else {
@@ -131,11 +133,11 @@ __kernel void conways (
int base = pixel_to_index(*image_res, pixel);
if (neighbors == 3 || (neighbors == 2 && second_node_buffer[base])){
write_imagef(image, pixel, alive);
first_node_buffer[base] = 1;
write_imagef(image, pixel, alive);
first_node_buffer[base] = 1;
} else {
write_imagef(image, pixel, dead);
first_node_buffer[base] = 0;
write_imagef(image, pixel, mix(read_imagef(image, pixel), flavor, 0.001f));
first_node_buffer[base] = 0;
}
}
}