From 3054a9698104741a0d658992eb2db2873eb06c01 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= Date: Wed, 18 Apr 2018 11:28:32 +0200 Subject: [PATCH] Object Mode: Outlines: Fix sample coordinates. --- .../modes/shaders/object_outline_detect_frag.glsl | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/source/blender/draw/modes/shaders/object_outline_detect_frag.glsl b/source/blender/draw/modes/shaders/object_outline_detect_frag.glsl index dc457100d1c..1a46e207a37 100644 --- a/source/blender/draw/modes/shaders/object_outline_detect_frag.glsl +++ b/source/blender/draw/modes/shaders/object_outline_detect_frag.glsl @@ -40,8 +40,8 @@ void main() #ifdef GL_ARB_texture_gather vec2 texel_size = 1.0 / vec2(textureSize(outlineId, 0).xy); - vec2 uv1 = floor(gl_FragCoord.xy) * texel_size - texel_size; - vec2 uv2 = floor(gl_FragCoord.xy) * texel_size; + vec2 uv1 = ceil(gl_FragCoord.xy) * texel_size - texel_size; + vec2 uv2 = ceil(gl_FragCoord.xy) * texel_size; /* Samples order is CW starting from top left. */ uvec4 tmp1 = textureGather(outlineId, uv1); @@ -52,10 +52,10 @@ void main() #else uvec4 id; uint ref_id = texelFetch(outlineId, texel, 0).r; - id.x = texelFetchOffset(outlineId, texel, 0, ivec2( 1, 0)).r; - id.y = texelFetchOffset(outlineId, texel, 0, ivec2( 0, 1)).r; - id.z = texelFetchOffset(outlineId, texel, 0, ivec2(-1, 0)).r; - id.w = texelFetchOffset(outlineId, texel, 0, ivec2( 0, -1)).r; + id.x = texelFetchOffset(outlineId, texel, 0, ivec2(-1, 0)).r; + id.y = texelFetchOffset(outlineId, texel, 0, ivec2( 0, -1)).r; + id.z = texelFetchOffset(outlineId, texel, 0, ivec2( 0, 1)).r; + id.w = texelFetchOffset(outlineId, texel, 0, ivec2( 1, 0)).r; #endif float ref_depth = texelFetch(outlineDepth, texel, 0).r;