From e31566d430093fb084da2e7f4f4ed1b66326edef Mon Sep 17 00:00:00 2001
From: Richard <richardsoncusto@gmail.com>
Date: Thu, 11 Nov 2021 01:10:47 -0300
Subject: Improve shader version selection

---
 glow/src/shader/common/triangle.frag | 18 ++++++++++++++++++
 glow/src/shader/common/triangle.vert | 11 +++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 glow/src/shader/common/triangle.frag
 create mode 100644 glow/src/shader/common/triangle.vert

(limited to 'glow/src/shader/common')

diff --git a/glow/src/shader/common/triangle.frag b/glow/src/shader/common/triangle.frag
new file mode 100644
index 00000000..e8689f2e
--- /dev/null
+++ b/glow/src/shader/common/triangle.frag
@@ -0,0 +1,18 @@
+#ifdef GL_ES
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+precision highp float;
+#else
+precision mediump float;
+#endif
+#endif
+
+#ifdef HIGHER_THAN_300
+out vec4 fragColor;
+#define gl_FragColor fragColor
+#endif
+
+in vec4 v_Color;
+
+void main() {
+    gl_FragColor = v_Color;
+}
\ No newline at end of file
diff --git a/glow/src/shader/common/triangle.vert b/glow/src/shader/common/triangle.vert
new file mode 100644
index 00000000..d0494a5f
--- /dev/null
+++ b/glow/src/shader/common/triangle.vert
@@ -0,0 +1,11 @@
+uniform mat4 u_Transform;
+
+in vec2 i_Position;
+in vec4 i_Color;
+
+out vec4 v_Color;
+
+void main() {
+    gl_Position = u_Transform * vec4(i_Position, 0.0, 1.0);
+    v_Color = i_Color;
+}
\ No newline at end of file
-- 
cgit