From f1811df6f6e9c284225f973692e97b052ae77760 Mon Sep 17 00:00:00 2001
From: Lynix <lynix680@gmail.com>
Date: Fri, 10 Apr 2020 17:36:52 +0200
Subject: [PATCH] Add lighting in VulkanTest

---
 examples/bin/resources/shaders/triangle.frag  |  10 +++++++---
 .../bin/resources/shaders/triangle.frag.spv   | Bin 728 -> 1296 bytes
 examples/bin/resources/shaders/triangle.vert  |   6 +++---
 .../bin/resources/shaders/triangle.vert.spv   | Bin 1636 -> 1640 bytes
 4 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/examples/bin/resources/shaders/triangle.frag b/examples/bin/resources/shaders/triangle.frag
index 58a4eff89..f2ddf7dec 100644
--- a/examples/bin/resources/shaders/triangle.frag
+++ b/examples/bin/resources/shaders/triangle.frag
@@ -5,12 +5,16 @@
 
 layout(binding = 1) uniform sampler2D texSampler;
 
-layout (location = 0) in vec3 inColor;
-layout (location = 1) in vec2 outTexCoords;
+layout (location = 0) in vec3 inNormal;
+layout (location = 1) in vec2 inUV;
 
 layout (location = 0) out vec4 outFragColor;
 
 void main() 
 {
-  outFragColor = texture(texSampler, outTexCoords);
+	vec3 lightDir = vec3(0.0, -0.707, 0.707);
+	float lightFactor = dot(inNormal, lightDir);
+
+    float gamma = 2.2;
+    outFragColor = lightFactor * vec4(pow(texture(texSampler, inUV).xyz, vec3(1.0/gamma)), 1.0);
 }
diff --git a/examples/bin/resources/shaders/triangle.frag.spv b/examples/bin/resources/shaders/triangle.frag.spv
index c163dc05af340d2d8646f3c6862a0e40c6286fe1..31ec5000f7bdb18687d5c03d343ffa25591f85d6 100644
GIT binary patch
literal 1296
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literal 728
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diff --git a/examples/bin/resources/shaders/triangle.vert b/examples/bin/resources/shaders/triangle.vert
index 8884074ee..b967590b8 100644
--- a/examples/bin/resources/shaders/triangle.vert
+++ b/examples/bin/resources/shaders/triangle.vert
@@ -4,7 +4,7 @@
 #extension GL_ARB_shading_language_420pack : enable
 
 layout (location = 0) in vec3 inPos;
-layout (location = 1) in vec3 inColor;
+layout (location = 1) in vec3 inNormals;
 layout (location = 2) in vec2 inTexCoord;
 
 layout (binding = 0) uniform UBO 
@@ -14,7 +14,7 @@ layout (binding = 0) uniform UBO
 	mat4 viewMatrix;
 } ubo;
 
-layout (location = 0) out vec3 outColor;
+layout (location = 0) out vec3 outNormal;
 layout (location = 1) out vec2 outTexCoords;
 
 out gl_PerVertex 
@@ -25,7 +25,7 @@ out gl_PerVertex
 
 void main() 
 {
-	outColor = inColor;
+	outNormal = inNormals;
 	outTexCoords = inTexCoord;
 	gl_Position = ubo.projectionMatrix * ubo.viewMatrix * ubo.modelMatrix * vec4(inPos, 1.0);
 }
diff --git a/examples/bin/resources/shaders/triangle.vert.spv b/examples/bin/resources/shaders/triangle.vert.spv
index d7f5cd1ff8e97ffa881649cefba3b6ba81a09d00..a9b99027fe2cd62c93903fe9b86116b313870e56 100644
GIT binary patch
delta 39
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delta 35
kcmaFC^Mq%@Z3*Z6octmNAYf%+Vc-VRnR#HLjo%Ad0l)JKZvX%Q