From 0e266fec6f74fa6d4f6ab53e5f0b5613e419181d Mon Sep 17 00:00:00 2001
From: getdls <25286924+getdls@users.noreply.github.com>
Date: Thu, 16 Jan 2020 01:07:00 +0100
Subject: [PATCH] [MK8] Add LOD, radial Blur

Original blur really need more samples above 1080p  ...in every racing
game.
---
 Enhancements/MarioKart8_NegativeLOD/rules.txt |  91 +++++++++++
 .../fdf33c607cd1d737_0000000000000079_ps.txt  | 149 ++++++++++++++++++
 .../MarioKart8_SmothSpeedBlur/rules.txt       |  24 +++
 3 files changed, 264 insertions(+)
 create mode 100644 Enhancements/MarioKart8_NegativeLOD/rules.txt
 create mode 100644 Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
 create mode 100644 Enhancements/MarioKart8_SmothSpeedBlur/rules.txt

diff --git a/Enhancements/MarioKart8_NegativeLOD/rules.txt b/Enhancements/MarioKart8_NegativeLOD/rules.txt
new file mode 100644
index 00000000..6653bf40
--- /dev/null
+++ b/Enhancements/MarioKart8_NegativeLOD/rules.txt
@@ -0,0 +1,91 @@
+[Definition]
+titleIds = 000500001010ec00,000500001010ed00,000500001010eb00
+name = Texture level of detail
+path = "Mario Kart 8/Enhancements/Negative Texture LOD"
+description = Sharper textures at risk of shimmering when set too high.
+version = 4
+
+[Preset]
+name = LOD -0.5 (Sharper)
+$0x031 = -.5
+$0x033 = -.5
+$0x034 = -.5
+$0x035 = -.5
+$0x01a = -.5
+$0x431 = -.5
+$0x235 = -.5
+$0x433 = -.5
+
+[Preset]
+name = LOD -0.75 (Sharper)
+$0x031 = -.75
+$0x033 = -.75
+$0x034 = -.75
+$0x035 = -.75
+$0x01a = -.75
+$0x431 = -.75
+$0x235 = -.75
+$0x433 = -.75
+
+[Preset]
+name = LOD -1 (Max for gameplay)
+$0x031 = -1
+$0x033 = -1
+$0x034 = -1
+$0x035 = -1
+$0x01a = -1
+$0x431 = -1
+$0x235 = -1
+$0x433 = -1
+
+[Preset]
+name = LOD -4 (Overkill - For screenshots)
+$0x031 = -4
+$0x033 = -4
+$0x034 = -4
+$0x035 = -4
+$0x01a = -4
+$0x431 = -4
+$0x235 = -4
+$0x433 = -4
+
+[Preset]
+name = LOD 0 Default
+$0x031 = 0
+$0x033 = 0
+$0x034 = 0
+$0x035 = 0
+$0x01a = 0
+$0x431 = 0
+$0x235 = 0
+$0x433 = 0
+
+[Preset]
+name = LOD +1(Aprox WiiU Look on higher resolution)
+$0x031 = +1
+$0x033 = +1
+$0x034 = +1
+$0x035 = +1
+$0x01a = 0
+$0x431 = +1
+$0x235 = +1
+$0x433 = +1
+[TextureRedefine]
+formats = 0x031 #0x431,0x432,0x433,0x434,0x435 not used.
+overwriteRelativeLodBias = $0x031
+
+[TextureRedefine]#Per format, possible to have separate scaling if needed
+formats = 0x033
+overwriteRelativeLodBias = $0x033
+
+[TextureRedefine]
+formats = 0x034
+overwriteRelativeLodBias = $0x034
+
+[TextureRedefine]
+formats = 0x035
+overwriteRelativeLodBias = $0x035
+
+[TextureRedefine]
+formats = 0x01a
+overwriteRelativeLodBias = $0x01a
diff --git a/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt b/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
new file mode 100644
index 00000000..92564c21
--- /dev/null
+++ b/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
@@ -0,0 +1,149 @@
+#version 430
+#extension GL_ARB_texture_gather : enable
+#extension GL_ARB_separate_shader_objects : enable
+// shader fdf33c607cd1d737 //Radial blur replacement
+// start of shader inputs/outputs, predetermined by Cemu. Do not touch
+#ifdef VULKAN
+#define ATTR_LAYOUT(__vkSet, __location) layout(set = __vkSet, location = __location)
+#define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation, std140)
+#define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation)
+#define GET_FRAGCOORD() vec4(gl_FragCoord.xy*uf_fragCoordScale.xy,gl_FragCoord.zw)
+#else
+#define ATTR_LAYOUT(__vkSet, __location) layout(location = __location)
+#define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation, std140) 
+#define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation)
+#define GET_FRAGCOORD() vec4(gl_FragCoord.xy*uf_fragCoordScale,gl_FragCoord.zw)
+#endif
+#ifdef VULKAN
+layout(set = 1, binding = 1) uniform ufBlock
+{
+uniform vec4 uf_fragCoordScale;
+};
+#else
+uniform vec2 uf_fragCoordScale;
+#endif
+TEXTURE_LAYOUT(0, 1, 0) uniform sampler2D textureUnitPS0;
+layout(location = 0) in vec4 passParameterSem0;
+layout(location = 1) in vec4 passParameterSem1;
+layout(location = 2) in vec4 passParameterSem2;
+layout(location = 3) in vec4 passParameterSem3;
+layout(location = 0) out vec4 passPixelColor0;
+// end of shader inputs/outputs
+float blurStart = $blurStart;
+float blurWidth = $blurWidth;
+
+const int nsamples = $nrOfPasses ; //original had aprox 8 at 640x240
+int clampFI32(int v)
+{
+if( v == 0x7FFFFFFF )
+	return floatBitsToInt(1.0);
+else if( v == 0xFFFFFFFF )
+	return floatBitsToInt(0.0);
+return floatBitsToInt(clamp(intBitsToFloat(v), 0.0, 1.0));
+}
+float mul_nonIEEE(float a, float b){ if( a == 0.0 || b == 0.0 ) return 0.0; return a*b; }
+void main()
+{
+vec4 R0f = vec4(0.0);
+vec4 R1f = vec4(0.0);
+vec4 R2f = vec4(0.0);
+vec4 R3f = vec4(0.0);
+vec4 R4f = vec4(0.0);
+vec4 R5f = vec4(0.0);
+vec4 R6f = vec4(0.0);
+vec4 R7f = vec4(0.0);
+vec4 colour = vec4(0.0);
+vec2 center = vec2(0.5, 0.5);
+vec4 R123f = vec4(0.0);
+float backupReg0f, backupReg1f, backupReg2f, backupReg3f, backupReg4f;
+vec4 PV0f = vec4(0.0), PV1f = vec4(0.0);
+float PS0f = 0.0, PS1f = 0.0;
+vec4 tempf = vec4(0.0);
+float tempResultf;
+int tempResulti;
+ivec4 ARi = ivec4(0);
+bool predResult = true;
+vec3 cubeMapSTM;
+int cubeMapFaceId;
+R0f = passParameterSem0;
+R1f = passParameterSem1;
+R2f = passParameterSem2;
+R3f = passParameterSem3;
+vec2 coord = -1.0 + R0f.xy; 
+vec2 ps = vec2(1.0)*uf_fragCoordScale.xy / textureSize(textureUnitPS0, 0);
+vec2 uv = gl_FragCoord.xy *2.0  / textureSize(textureUnitPS0, 0);
+//Simle radial blur  jcant0n, shadertoy.com
+uv -= center;
+float precompute = blurWidth * (1.0 / float(nsamples - 1));   
+for(int i = 0; i < nsamples; i++)
+{
+    float scale = blurStart + (float(i)* precompute);
+    colour += texture(textureUnitPS0, uv* scale + center );
+}
+colour /= float(nsamples);
+//passPixelColor0 = colour;
+R4f.xyz = colour.xyz;
+R0f.xyz = R4f.xyz;
+R5f.xyz = R4f.xyz;
+R1f.xyz = R4f.xyz;
+R6f.xyz = R4f.xyz;
+R2f.xyz = R4f.xyz;
+R7f.xyz = R4f.xyz;
+R3f.xyz = R4f.xyz;
+// 0
+PV0f.x = R4f.y * intBitsToFloat(0x3e000000);
+PV0f.y = R4f.x * intBitsToFloat(0x3e000000);
+PV0f.w = R4f.z * intBitsToFloat(0x3e000000);
+R4f.w = 1.0;
+PS0f = R4f.w;
+// 1
+R123f.x = (R0f.z * intBitsToFloat(0x3e000000) + PV0f.w);
+PV1f.x = R123f.x;
+R123f.y = (R0f.y * intBitsToFloat(0x3e000000) + PV0f.x);
+PV1f.y = R123f.y;
+R123f.z = (R0f.x * intBitsToFloat(0x3e000000) + PV0f.y);
+PV1f.z = R123f.z;
+// 2
+R123f.x = (R5f.z * intBitsToFloat(0x3e000000) + PV1f.x);
+PV0f.x = R123f.x;
+R123f.z = (R5f.y * intBitsToFloat(0x3e000000) + PV1f.y);
+PV0f.z = R123f.z;
+R123f.w = (R5f.x * intBitsToFloat(0x3e000000) + PV1f.z);
+PV0f.w = R123f.w;
+// 3
+R123f.x = (R1f.y * intBitsToFloat(0x3e000000) + PV0f.z);
+PV1f.x = R123f.x;
+R123f.y = (R1f.x * intBitsToFloat(0x3e000000) + PV0f.w);
+PV1f.y = R123f.y;
+R123f.w = (R1f.z * intBitsToFloat(0x3e000000) + PV0f.x);
+PV1f.w = R123f.w;
+// 4
+R123f.y = (R6f.y * intBitsToFloat(0x3e000000) + PV1f.x);
+PV0f.y = R123f.y;
+R123f.z = (R6f.x * intBitsToFloat(0x3e000000) + PV1f.y);
+PV0f.z = R123f.z;
+R123f.w = (R6f.z * intBitsToFloat(0x3e000000) + PV1f.w);
+PV0f.w = R123f.w;
+// 5
+R123f.x = (R2f.x * intBitsToFloat(0x3e000000) + PV0f.z);
+PV1f.x = R123f.x;
+R123f.z = (R2f.z * intBitsToFloat(0x3e000000) + PV0f.w);
+PV1f.z = R123f.z;
+R123f.w = (R2f.y * intBitsToFloat(0x3e000000) + PV0f.y);
+PV1f.w = R123f.w;
+// 6
+R123f.x = (R7f.y * intBitsToFloat(0x3e000000) + PV1f.w);
+PV0f.x = R123f.x;
+R123f.y = (R7f.x * intBitsToFloat(0x3e000000) + PV1f.x);
+PV0f.y = R123f.y;
+R123f.w = (R7f.z * intBitsToFloat(0x3e000000) + PV1f.z);
+PV0f.w = R123f.w;
+// 7
+R4f.x = (R3f.x * intBitsToFloat(0x3e000000) + PV0f.y);
+R4f.y = (R3f.y * intBitsToFloat(0x3e000000) + PV0f.x);
+R4f.z = (R3f.z * intBitsToFloat(0x3e000000) + PV0f.w);
+// export
+
+passPixelColor0 = vec4(R4f.x, R4f.y, R4f.z, R4f.w);
+
+}
diff --git a/Enhancements/MarioKart8_SmothSpeedBlur/rules.txt b/Enhancements/MarioKart8_SmothSpeedBlur/rules.txt
new file mode 100644
index 00000000..576a68a0
--- /dev/null
+++ b/Enhancements/MarioKart8_SmothSpeedBlur/rules.txt
@@ -0,0 +1,24 @@
+[Definition]
+titleIds = 000500001010ec00,000500001010ed00,000500001010eb00
+name = Smooth speed blur
+path = "Mario Kart 8/Enhancements/Smoother speed blur"
+description = Smoother speed blur (radial), more GPU intensive 
+version = 4
+
+[Preset] #twice the samples 
+name = Original speed feel (16 pass)
+$nrOfPasses:int = 16
+$blurStart:float = 0.93
+$blurWidth:float = 0.1
+
+[Preset]
+name = Smooth half original (8 pass)
+$nrOfPasses:int = 8
+$blurStart:float = 0.975
+$blurWidth:float = 0.025
+
+[Preset] #3 times
+name = Original speed feel smoother (24 pass)
+$nrOfPasses:int = 24
+$blurStart:float = 0.93
+$blurWidth:float = 0.1
\ No newline at end of file