diff options
Diffstat (limited to 'source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl')
| -rw-r--r-- | source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl b/source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl index e8c505bd15f..09a0c75facc 100644 --- a/source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl +++ b/source/blender/gpu/shaders/gpu_shader_fx_dof_hq_vert.glsl @@ -27,11 +27,11 @@ void vert_dof_downsample() /* geometry shading pass, calculate a texture coordinate based on the indexed id */ void vert_dof_coc_scatter_pass() { - vec2 pixel = vec2(1.0 / float(rendertargetdim.x), 1.0 / float(rendertargetdim.y)); + vec2 pixel = vec2(rendertargetdim.x, rendertargetdim.y); /* some math to get the target pixel */ int row = gl_InstanceID / rendertargetdim.x; int column = gl_InstanceID % rendertargetdim.x; - uvcoord = vec2(column, row) * pixel + 0.5 * pixel; + uvcoord = (vec2(column, row) + vec2(0.5)) / pixel; vec2 pos = uvcoord * 2.0 - vec2(1.0); gl_Position = vec4(pos.x, pos.y, 0.0, 1.0); |