From c80474cd67e0f53ddf31b105a0df76e7e7a7ec9f Mon Sep 17 00:00:00 2001
From: Alexander Rose <alex.rose@rcsb.org>
Date: Thu, 24 Jan 2019 15:50:27 -0800
Subject: [PATCH] no (flat) interpolation in shaders for picking (only webgl2)
---
src/mol-gl/shader/chunks/color-frag-params.glsl | 8 +++++++-
src/mol-gl/shader/chunks/color-vert-params.glsl | 6 +++++-
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/src/mol-gl/shader/chunks/color-frag-params.glsl b/src/mol-gl/shader/chunks/color-frag-params.glsl
index caa12c98d..85052a170 100644
--- a/src/mol-gl/shader/chunks/color-frag-params.glsl
+++ b/src/mol-gl/shader/chunks/color-frag-params.glsl
@@ -1,5 +1,11 @@
#if defined(dColorType_uniform)
uniform vec3 uColor;
-#elif defined(dColorType_attribute) || defined(dColorType_instance) || defined(dColorType_group) || defined(dColorType_groupInstance) || defined(dColorType_objectPicking) || defined(dColorType_instancePicking) || defined(dColorType_groupPicking)
+#elif defined(dColorType_attribute) || defined(dColorType_instance) || defined(dColorType_group) || defined(dColorType_groupInstance)
varying vec4 vColor;
+#elif defined(dColorType_objectPicking) || defined(dColorType_instancePicking) || defined(dColorType_groupPicking)
+ #if __VERSION__ != 300
+ varying vec4 vColor;
+ #else
+ flat in vec4 vColor;
+ #endif
#endif
\ No newline at end of file
diff --git a/src/mol-gl/shader/chunks/color-vert-params.glsl b/src/mol-gl/shader/chunks/color-vert-params.glsl
index abc149ebd..d2219d9b6 100644
--- a/src/mol-gl/shader/chunks/color-vert-params.glsl
+++ b/src/mol-gl/shader/chunks/color-vert-params.glsl
@@ -8,6 +8,10 @@
uniform vec2 uColorTexDim;
uniform sampler2D tColor;
#elif defined(dColorType_objectPicking) || defined(dColorType_instancePicking) || defined(dColorType_groupPicking)
- varying vec4 vColor;
+ #if __VERSION__ != 300
+ varying vec4 vColor;
+ #else
+ flat out vec4 vColor;
+ #endif
#pragma glslify: encodeFloatRGB = require(../utils/encode-float-rgb.glsl)
#endif
\ No newline at end of file
--
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