Add ktx

ktx/tests/loadtests/vkloadtests/shaders/texture/texture.vert

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+// Copyright 2017 Mark Callow
+// SPDX-License-Identifier: Apache-2.0
+
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (location = 0) in vec3 inPos;
+layout (location = 1) in vec2 inUV;
+layout (location = 2) in vec3 inNormal;
+layout (location = 3) in vec3 inColor;
+
+layout (binding = 0) uniform UBO
+{
+	mat4 projection;
+	mat4 model;
+    mat3 normal;
+	vec4 viewPos;
+	float lodBias;
+} ubo;
+
+layout (location = 0) out vec2 outUV;
+layout (location = 1) out float outLodBias;
+layout (location = 2) out vec3 outNormal;
+layout (location = 3) out vec3 outViewVec;
+layout (location = 4) out vec3 outLightVec;
+layout (location = 5) out vec3 outColor;
+
+out gl_PerVertex
+{
+    vec4 gl_Position;
+};
+
+void main()
+{
+	outUV = inUV;
+	outLodBias = ubo.lodBias;
+	outColor = inColor;
+
+    //vec3 worldPos = vec3(ubo.model * vec4(inPos, 1.0));
+
+	gl_Position = ubo.projection * ubo.model * vec4(inPos.xyz, 1.0);
+
+    vec4 pos = ubo.model * vec4(inPos, 1.0);
+    //outNormal = mat3(inverse(transpose(ubo.model))) * inNormal;
+    outNormal = mat3(ubo.normal) * inNormal;
+	vec3 lightPos = vec3(0.0);
+	vec3 lPos = mat3(ubo.model) * lightPos.xyz;
+    outLightVec = lPos - pos.xyz;
+    outViewVec = ubo.viewPos.xyz - pos.xyz;
+}

ktx/tests/loadtests/vkloadtests/shaders/texture/texture1d.frag

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+// Copyright 2017 Mark Callow
+// SPDX-License-Identifier: Apache-2.0
+
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (binding = 1) uniform sampler1D samplerColor;
+
+layout (location = 0) in vec2 inUV;
+layout (location = 1) in float inLodBias;
+layout (location = 2) in vec3 inNormal;
+layout (location = 3) in vec3 inViewVec;
+layout (location = 4) in vec3 inLightVec;
+layout (location = 5) in vec3 inColor;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main()
+{
+    vec4 fragcolor, texcolor;
+
+    texcolor = texture(samplerColor, inUV.x, inLodBias);
+    fragcolor.rgb = inColor.rgb * (1.0f - texcolor.a) + texcolor.rgb * texcolor.a;
+    fragcolor.a = texcolor.a;
+
+    vec3 N = normalize(inNormal);
+    vec3 L = normalize(inLightVec);
+    vec3 V = normalize(inViewVec);
+    vec3 R = reflect(-L, N);
+    vec3 diffuse = max(dot(N, L), 0.0) * vec3(1.0);
+    float specular = pow(max(dot(R, V), 0.0), 16.0) * fragcolor.a;
+
+    outFragColor = vec4(diffuse * fragcolor.rgb + specular, 1.0);
+}

ktx/tests/loadtests/vkloadtests/shaders/texture/texture2d.frag

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+// Copyright 2017 Mark Callow
+// SPDX-License-Identifier: Apache-2.0
+
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (binding = 1) uniform sampler2D samplerColor;
+
+layout (location = 0) in vec2 inUV;
+layout (location = 1) in float inLodBias;
+layout (location = 2) in vec3 inNormal;
+layout (location = 3) in vec3 inViewVec;
+layout (location = 4) in vec3 inLightVec;
+layout (location = 5) in vec3 inColor;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main()
+{
+    vec4 fragcolor, texcolor;
+
+    texcolor = texture(samplerColor, inUV, inLodBias);
+    fragcolor.rgb = inColor.rgb * (1.0f - texcolor.a) + texcolor.rgb * texcolor.a;
+    fragcolor.a = texcolor.a;
+
+    vec3 N = normalize(inNormal);
+    vec3 L = normalize(inLightVec);
+    vec3 V = normalize(inViewVec);
+    vec3 R = reflect(-L, N);
+    vec3 diffuse = max(dot(N, L), 0.0) * vec3(1.0);
+    float specular = pow(max(dot(R, V), 0.0), 16.0) * fragcolor.a;
+
+    outFragColor = vec4(diffuse * fragcolor.rgb + specular, 1.0);
+}