framebuffer = task.framebuffer((512, 512), '1f', samples=1)
vertex_size = 12
mesh = Obj.open('examples/monkey.obj').pack('vx vy vz')
vertex_count = len(mesh) // vertex_size
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
layout (location = 0) in vec3 in_vert;
layout (location = 0) out float out_depth;
void main() {
vec4 vert = mvp * vec4(in_vert, 1.0);
gl_Position = vert;
out_depth = vert.z / vert.w;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (location = 0) in float in_depth;
layout (location = 0) out float out_depth;
framebuffer = task.framebuffer((512, 512))
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (location = 0) out vec4 out_color;
vec2 positions[3] = vec2[](
vec2(-0.5, -0.5),
vec2(0.5, -0.5),
vec2(0.0, 0.5)
);
vec4 colors[3] = vec4[](
vec4(1.0, 0.0, 0.0, 1.0),
vec4(0.0, 1.0, 0.0, 1.0),
vec4(0.0, 0.0, 1.0, 1.0)
);
void main() {
gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
out_color = colors[gl_VertexIndex];
gl_Position.y *= -1.0;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
vertex_data, index_data = pebble(10)
instance_data = fill(100)
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
layout (location = 0) in vec3 in_vert;
layout (location = 1) in vec3 in_pos;
layout (location = 2) in vec3 in_scale;
layout (location = 0) out vec4 out_vert;
layout (location = 1) out vec3 out_norm;
void main() {
out_vert = vec4(in_pos + in_vert * in_scale, 1.0);
gl_Position = mvp * out_vert;
out_norm = normalize(in_vert);
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (binding = 0) uniform Buffer {
task = instance.task()
framebuffer = task.framebuffer((512, 512))
uniform_buffer = instance.buffer('uniform_buffer', 64)
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
layout (location = 0) in vec3 in_vert;
layout (location = 1) in vec3 in_norm;
layout (location = 0) out vec3 out_norm;
void main() {
gl_Position = mvp * vec4(in_vert, 1.0);
out_norm = in_norm;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
task = instance.task()
image = instance.image((16, 16), layers=128)
image.write(data)
framebuffer = task.framebuffer((512, 512))
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (location = 0) in vec2 in_vert;
layout (location = 1) in vec2 in_text;
layout (location = 2) in float in_char;
layout (location = 0) out vec3 out_text;
void main() {
gl_Position = vec4(in_vert, 0.0, 1.0);
gl_Position.x += 0.1 * gl_InstanceIndex;
out_text = vec3(in_text, in_char * 255.0);
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (binding = 0) uniform sampler2DArray Texture[];
layout (location = 0) in vec3 in_text;
layout (location = 0) out vec4 out_color;
from glnext_compiler import glsl
from PIL import Image
instance = glnext.instance()
task = instance.task()
framebuffer = task.framebuffer((512, 512), compute=True)
compute = framebuffer.compute(
compute_count=(512, 512),
compute_shader=glsl('''
#version 450
#pragma shader_stage(compute)
layout (binding = 0, rgba8) uniform image2D Result;
void main() {
vec2 pos = vec2(gl_GlobalInvocationID.xy) / 400.0f;
vec3 color = vec3(sin(pos.x), sin(pos.y), cos(pos.x + pos.y));
imageStore(Result, ivec2(gl_GlobalInvocationID.xy), vec4(color, 1.0));
}
'''),
bindings=[
{
'binding': 0,
'type': 'storage_image',
'images': [{
'image': framebuffer.output[0],
}],
},
],
)
from glnext_compiler import glsl
from PIL import Image
instance = glnext.instance()
task = instance.task()
framebuffer = task.framebuffer((512, 512), '4p 4p', samples=4)
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
vec2 positions[3] = vec2[](
vec2(-0.5, -0.5),
vec2(0.5, -0.5),
vec2(0.0, 0.5)
);
void main() {
gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (location = 0) out vec4 out_color_1;
layout (location = 1) out vec4 out_color_2;
void main() {
out_color_1 = vec4(0.8, 0.4, 0.1, 1.0);
task = instance.task()
texture = Image.open('examples/rock.jpg').convert('RGBA')
image = instance.image(texture.size)
image.write(texture.tobytes())
framebuffer = task.framebuffer((512, 512))
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (location = 0) in vec2 in_vert;
layout (location = 1) in vec2 in_text;
layout (location = 0) out vec2 out_text;
void main() {
gl_Position = vec4(in_vert, 0.0, 1.0);
out_text = in_text;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (binding = 0) uniform sampler2D Texture[];
layout (location = 0) in vec2 in_text;
layout (location = 0) out vec4 out_color;
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
vec2 scale;
};
layout (location = 0) out vec3 out_color;
vec2 positions[3] = vec2[](
vec2(-0.5, -0.5),
vec2(0.5, -0.5),
vec2(0.0, 0.5)
);
vec3 colors[3] = vec3[](
vec3(1.0, 0.0, 0.0),
vec3(0.0, 1.0, 0.0),
vec3(0.0, 0.0, 1.0)
);
void main() {
gl_Position = vec4(positions[gl_VertexIndex] * scale, 0.0, 1.0);
out_color = colors[gl_VertexIndex];
}
'''),
fragment_shader=glsl('''
#version 450
framebuffer = task.framebuffer((512, 512))
pipeline = framebuffer.render(
mesh_shader=glsl('''
#version 450
#pragma shader_stage(mesh)
#extension GL_NV_mesh_shader : require
layout (local_size_x = 1) in;
layout (max_vertices = 4, max_primitives = 2) out;
layout (triangles) out;
void main() {
gl_MeshVerticesNV[0].gl_Position = vec4(-0.5, -0.5, 0.0, 1.0);
gl_MeshVerticesNV[1].gl_Position = vec4(0.5, -0.5, 0.0, 1.0);
gl_MeshVerticesNV[2].gl_Position = vec4(-0.5, 0.5, 0.0, 1.0);
gl_MeshVerticesNV[3].gl_Position = vec4(0.5, 0.5, 0.0, 1.0);
gl_PrimitiveIndicesNV[0] = 0;
gl_PrimitiveIndicesNV[1] = 1;
gl_PrimitiveIndicesNV[2] = 2;
gl_PrimitiveIndicesNV[3] = 2;
gl_PrimitiveIndicesNV[4] = 1;
gl_PrimitiveIndicesNV[5] = 3;
gl_PrimitiveCountNV += 2;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
task = instance.task()
framebuffer = task.framebuffer((1280, 720))
framebuffer.update(
clear_values=glnext.pack([1.0, 1.0, 1.0, 1.0]),
)
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
layout (location = 0) in vec3 in_vert;
void main() {
gl_Position = mvp * vec4(in_vert, 1.0);
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (location = 0) out vec4 out_color;
void main() {
out_color = vec4(0.0, 0.0, 0.0, 1.0);
}
triangle_framebuffer = task.framebuffer((512, 512), mode='texture')
triangle_pipeline = triangle_framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (location = 0) out vec4 out_color;
vec2 positions[3] = vec2[](
vec2(-0.9, -0.9),
vec2(0.9, -0.9),
vec2(0.0, 0.9)
);
vec4 colors[3] = vec4[](
vec4(1.0, 0.0, 0.0, 1.0),
vec4(0.0, 1.0, 0.0, 1.0),
vec4(0.0, 0.0, 1.0, 1.0)
);
void main() {
gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
out_color = colors[gl_VertexIndex];
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
shadow_fbo.update(
clear_values=glnext.pack([1.0, 0.0, 0.0, 0.0]),
clear_depth=1.0,
)
shadow_pipeline = shadow_fbo.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp_camera;
mat4 mvp_light;
vec3 camera;
vec3 light;
};
layout (location = 0) in vec3 in_vert;
layout (location = 0) out float out_depth;
void main() {
gl_Position = mvp_light * vec4(in_vert, 1.0);
out_depth = gl_Position.z / gl_Position.w;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (location = 0) in float in_depth;
layout (location = 0) out float out_depth;
from glnext_compiler import glsl
from PIL import Image
instance = glnext.instance()
task = instance.task()
framebuffer = task.framebuffer((512, 512))
pipeline = framebuffer.render(
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (location = 0) in vec2 in_vert;
layout (location = 1) in vec3 in_color;
layout (location = 0) out vec3 out_color;
void main() {
gl_Position = vec4(in_vert, 0.0, 1.0);
out_color = in_color;
}
'''),
fragment_shader=glsl('''
#version 450
#pragma shader_stage(fragment)
layout (location = 0) in vec3 in_color;
layout (location = 0) out vec4 out_color;
void main() {
out_color = vec4(in_color, 1.0);
vertex_shader=glsl('''
#version 450
#pragma shader_stage(vertex)
layout (binding = 0) uniform Buffer {
mat4 mvp;
};
layout (location = 0) in vec3 in_vert;
layout (location = 1) in vec3 in_norm;
layout (location = 2) in vec3 in_pos;
layout (location = 3) in vec4 in_quat;
layout (location = 4) in vec3 in_scale;
layout (location = 0) out vec3 out_norm;
vec3 qtransform(vec4 q, vec3 v) {
return v + 2.0 * cross(cross(v, q.xyz) + q.w * v, q.xyz);
}
void main() {
vec3 vert;
if (gl_VertexIndex < 3516) {
vert = in_vert * in_scale;
} else if (gl_VertexIndex < 4284) {
vert = in_vert * in_scale.y + vec3(0.0, 0.0, sign(in_vert.z) * (in_scale.x - in_scale.y / 2.0));
} else {
vert = in_vert * in_scale.y * 2.0 + vec3(normalize(in_vert.xy) * (in_scale.x - in_scale.y * 2.0), 0.0);
}
gl_Position = mvp * vec4(in_pos + qtransform(in_quat, vert), 1.0);
out_norm = qtransform(in_quat, in_norm);
}
'''),
