From 97d4db588bfc4254e09e4305fb0525a04748f84e Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 7 Apr 2024 19:38:18 +0100
Subject: Stripped down water vertex and simplified shaders

---
 gfx/gl/shaders/water.fs |  5 +++--
 gfx/gl/shaders/water.vs | 12 ++++++------
 2 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'gfx/gl')

diff --git a/gfx/gl/shaders/water.fs b/gfx/gl/shaders/water.fs
index 8891733..0918d9f 100644
--- a/gfx/gl/shaders/water.fs
+++ b/gfx/gl/shaders/water.fs
@@ -1,7 +1,8 @@
 #version 330 core
 #extension GL_ARB_shading_language_420pack : enable
 
-include(`materialInterface.glsl')
+in vec3 FragPos;
+in vec2 TexCoords;
 include(`materialOut.glsl')
 
 uniform sampler2D texture0;
@@ -10,7 +11,7 @@ void
 main()
 {
 	gPosition = ivec4(FragPos, 1);
-	gNormal = vec4(Normal, 1);
+	gNormal = vec4(0, 0, 1, 1);
 	gAlbedoSpec = texture(texture0, TexCoords);
 	gAlbedoSpec.a *= clamp(-FragPos.z * .0007, .1, 1.0);
 }
diff --git a/gfx/gl/shaders/water.vs b/gfx/gl/shaders/water.vs
index f6c7c8f..34c4700 100644
--- a/gfx/gl/shaders/water.vs
+++ b/gfx/gl/shaders/water.vs
@@ -1,7 +1,8 @@
 #version 330 core
 
-include(`meshIn.glsl')
-include(`materialInterface.glsl')
+layout(location = 0) in ivec3 position;
+out vec3 FragPos;
+out vec2 TexCoords;
 
 uniform mat4 viewProjection;
 uniform ivec3 viewPoint;
@@ -10,12 +11,11 @@ uniform float waves;
 void
 main()
 {
-	vec3 wpos = vec3(position.x + (cos(waves) * 1000.0), position.y + (cos(waves * 0 / 2) * 1000.0),
-			cos(waves + (position.x / 1000000.0) + (position.y / 8000.0)) * 300.0);
+	vec3 wpos = vec3(position.x + (cos(waves) * 1000.0), position.y + (cos(waves * 1.4) * 1000.0),
+			cos(waves + (position.x / 1000000) + (position.y / 8000)) * 300.0);
 
 	FragPos = vec3(wpos.xy, position.z);
-	TexCoords = texCoord;
-	Normal = normal;
+	TexCoords = position.xy / 8192;
 
 	gl_Position = viewProjection * vec4(wpos - viewPoint, 1.0);
 }
-- 
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