Merge pull request #55 from Monroe88/lcd-shaders

Added LCD shaders from mGBA and SameBoy

handheld/agb001-gba-color-motionblur.glslp

@@ -0,0 +1,15 @@
+shaders = 3
+
+shader0 = ../motionblur/shaders/response-time.glsl
+filter_linear0 = false
+scale_type0 = source
+scale0 = 1.0
+
+shader1 = shaders/mgba/agb001.glsl
+filter_linear1 = false
+scale_type1 = source
+scale1 = 4.0
+
+shader2 = shaders/color/gba-color.glsl
+filter_linear2 = true
+scale_type2 = viewport

handheld/agb001.glslp

@@ -0,0 +1,10 @@
+shaders = 2
+
+shader0 = shaders/mgba/agb001.glsl
+filter_linear0 = false
+scale_type0 = source
+scale0 = 4.0
+
+shader1 = ../stock.glsl
+filter_linear1 = true
+scale_type1 = viewport

handheld/ags001-gba-color-motionblur.glslp

@@ -0,0 +1,20 @@
+shaders = 4
+
+shader0 = ../motionblur/shaders/response-time.glsl
+filter_linear0 = false
+scale_type0 = source
+scale0 = 1.0
+
+shader1 = shaders/mgba/ags001.glsl
+filter_linear1 = false
+scale_type1 = source
+scale1 = 4.0
+
+shader2 = shaders/color/gba-color.glsl
+filter_linear2 = false
+scale_type2 = source
+scale2 = 1.0
+
+shader3 = shaders/mgba/ags001-light.glsl
+filter_linear3 = true
+scale_type3 = viewport

handheld/ags001.glslp

@@ -0,0 +1,10 @@
+shaders = 2
+
+shader0 = shaders/mgba/ags001.glsl
+filter_linear0 = false
+scale_type0 = source
+scale0 = 4.0
+
+shader1 = shaders/mgba/ags001-light.glsl
+filter_linear1 = true
+scale_type1 = viewport

handheld/sameboy-lcd-gbc-color-motionblur.glslp

@@ -0,0 +1,15 @@
+shaders = 3
+
+shader0 = ../motionblur/shaders/response-time.glsl
+filter_linear0 = false
+scale_type0 = source
+scale0 = 1.0
+
+shader1 = shaders/sameboy-lcd.glsl
+filter_linear1 = false
+scale_type1 = viewport
+scale1 = "1.0"
+
+shader2 = shaders/color/gbc-color.glsl
+filter_linear2 = false
+scale_type2 = viewport

handheld/sameboy-lcd.glslp

@@ -0,0 +1,6 @@
+shaders = 1
+
+shader0 = shaders/sameboy-lcd.glsl
+filter_linear0 = false
+scale_type0 = "viewport"
+scale0 = "1.0"

handheld/shaders/mgba/agb001.glsl

@@ -0,0 +1,111 @@
+/*
+   AGB-001 shader
+   A glorious recreation of the original Game Boy Advance
+   Author: endrift
+   License: MPL 2.0
+
+   This Source Code Form is subject to the terms of the Mozilla Public
+   License, v. 2.0. If a copy of the MPL was not distributed with this
+   file, You can obtain one at http://mozilla.org/MPL/2.0/. 
+*/
+
+#if defined(VERTEX)
+
+#if __VERSION__ >= 130
+#define COMPAT_VARYING out
+#define COMPAT_ATTRIBUTE in
+#define COMPAT_TEXTURE texture
+#else
+#define COMPAT_VARYING varying
+#define COMPAT_ATTRIBUTE attribute 
+#define COMPAT_TEXTURE texture2D
+#endif
+
+#ifdef GL_ES
+#define COMPAT_PRECISION mediump
+#else
+#define COMPAT_PRECISION
+#endif
+
+COMPAT_ATTRIBUTE vec4 VertexCoord;
+COMPAT_ATTRIBUTE vec4 COLOR;
+COMPAT_ATTRIBUTE vec4 TexCoord;
+COMPAT_VARYING vec4 COL0;
+COMPAT_VARYING vec4 TEX0;
+
+uniform mat4 MVPMatrix;
+uniform COMPAT_PRECISION int FrameDirection;
+uniform COMPAT_PRECISION int FrameCount;
+uniform COMPAT_PRECISION vec2 OutputSize;
+uniform COMPAT_PRECISION vec2 TextureSize;
+uniform COMPAT_PRECISION vec2 InputSize;
+
+// compatibility #defines
+#define vTexCoord TEX0.xy
+#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
+#define OutSize vec4(OutputSize, 1.0 / OutputSize)
+
+void main()
+{
+	gl_Position = MVPMatrix * VertexCoord;
+	TEX0.xy = TexCoord.xy;
+}
+
+#elif defined(FRAGMENT)
+
+#ifdef GL_ES
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+precision highp float;
+#else
+precision mediump float;
+#endif
+#define COMPAT_PRECISION mediump
+#else
+#define COMPAT_PRECISION
+#endif
+
+#if __VERSION__ >= 130
+#define COMPAT_VARYING in
+#define COMPAT_TEXTURE texture
+out COMPAT_PRECISION vec4 FragColor;
+#else
+#define COMPAT_VARYING varying
+#define FragColor gl_FragColor
+#define COMPAT_TEXTURE texture2D
+#endif
+
+uniform COMPAT_PRECISION int FrameDirection;
+uniform COMPAT_PRECISION int FrameCount;
+uniform COMPAT_PRECISION vec2 OutputSize;
+uniform COMPAT_PRECISION vec2 TextureSize;
+uniform COMPAT_PRECISION vec2 InputSize;
+uniform sampler2D Texture;
+COMPAT_VARYING vec4 TEX0;
+
+// compatibility #defines
+#define Source Texture
+#define vTexCoord TEX0.xy
+
+#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
+#define OutSize vec4(OutputSize, 1.0 / OutputSize)
+
+void main()
+{
+	vec4 color = COMPAT_TEXTURE(Source, vTexCoord);
+	vec3 arrayX[4];
+	arrayX[0] = vec3(1.0, 0.2, 0.2);
+	arrayX[1] = vec3(0.2, 1.0, 0.2);
+	arrayX[2] = vec3(0.2, 0.2, 1.0);
+	arrayX[3] = vec3(0.4, 0.4, 0.4);
+	vec3 arrayY[4];
+	arrayY[0] = vec3(1.0, 1.0, 1.0);
+	arrayY[1] = vec3(1.0, 1.0, 1.0);
+	arrayY[2] = vec3(1.0, 1.0, 1.0);
+	arrayY[3] = vec3(0.8, 0.8, 0.8);
+	color.rgb = pow(color.rgb * vec3(0.8, 0.8, 0.8), vec3(1.8, 1.8, 1.8)) + vec3(0.16, 0.16, 0.16);
+	color.rgb *= arrayX[int(mod(vTexCoord.s * SourceSize.x * 4.0, 4.0))];
+	color.rgb *= arrayY[int(mod(vTexCoord.t * SourceSize.y * 4.0, 4.0))];
+	color.a = 0.5;
+	FragColor = color;
+}
+#endif

handheld/shaders/mgba/ags001-light.glsl

@@ -0,0 +1,133 @@
+/*
+   AGS-001 shader
+   A pristine recreation of the illuminated Game Boy Advance SP
+   Author: endrift
+   License: MPL 2.0
+
+   This Source Code Form is subject to the terms of the Mozilla Public
+   License, v. 2.0. If a copy of the MPL was not distributed with this
+   file, You can obtain one at http://mozilla.org/MPL/2.0/. 
+*/
+
+#pragma parameter reflectionBrightness "Reflection brightness" 0.07 0.0 1.0 0.01
+#pragma parameter reflectionDistanceX "Reflection Distance X" 0.0 -1.0 1.0 0.005
+#pragma parameter reflectionDistanceY "Reflection Distance Y" 0.025 -1.0 1.0 0.005
+#pragma parameter lightBrightness "Light brightness" 1.0 0.0 1.0 0.01
+
+#if defined(VERTEX)
+
+#if __VERSION__ >= 130
+#define COMPAT_VARYING out
+#define COMPAT_ATTRIBUTE in
+#define COMPAT_TEXTURE texture
+#else
+#define COMPAT_VARYING varying
+#define COMPAT_ATTRIBUTE attribute 
+#define COMPAT_TEXTURE texture2D
+#endif
+
+#ifdef GL_ES
+#define COMPAT_PRECISION mediump
+#else
+#define COMPAT_PRECISION
+#endif
+
+COMPAT_ATTRIBUTE vec4 VertexCoord;
+COMPAT_ATTRIBUTE vec4 COLOR;
+COMPAT_ATTRIBUTE vec4 TexCoord;
+COMPAT_VARYING vec4 COL0;
+COMPAT_VARYING vec4 TEX0;
+
+uniform mat4 MVPMatrix;
+uniform COMPAT_PRECISION int FrameDirection;
+uniform COMPAT_PRECISION int FrameCount;
+uniform COMPAT_PRECISION vec2 OutputSize;
+uniform COMPAT_PRECISION vec2 TextureSize;
+uniform COMPAT_PRECISION vec2 InputSize;
+
+// compatibility #defines
+#define vTexCoord TEX0.xy
+#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
+#define OutSize vec4(OutputSize, 1.0 / OutputSize)
+
+void main()
+{
+	gl_Position = MVPMatrix * VertexCoord;
+	TEX0.xy = TexCoord.xy;
+}
+
+#elif defined(FRAGMENT)
+
+#ifdef GL_ES
+#ifdef GL_FRAGMENT_PRECISION_HIGH
+precision highp float;
+#else
+precision mediump float;
+#endif
+#define COMPAT_PRECISION mediump
+#else
+#define COMPAT_PRECISION
+#endif
+
+#if __VERSION__ >= 130
+#define COMPAT_VARYING in
+#define COMPAT_TEXTURE texture
+out COMPAT_PRECISION vec4 FragColor;
+#else
+#define COMPAT_VARYING varying
+#define FragColor gl_FragColor
+#define COMPAT_TEXTURE texture2D
+#endif
+
+uniform COMPAT_PRECISION int FrameDirection;
+uniform COMPAT_PRECISION int FrameCount;
+uniform COMPAT_PRECISION vec2 OutputSize;
+uniform COMPAT_PRECISION vec2 TextureSize;
+uniform COMPAT_PRECISION vec2 InputSize;
+uniform sampler2D Texture;
+COMPAT_VARYING vec4 TEX0;
+
+// compatibility #defines
+#define Source Texture
+#define vTexCoord TEX0.xy
+
+#define SourceSize vec4(TextureSize, 1.0 / TextureSize) //either TextureSize or InputSize
+#define OutSize vec4(OutputSize, 1.0 / OutputSize)
+
+#ifdef PARAMETER_UNIFORM
+uniform COMPAT_PRECISION float reflectionBrightness;
+uniform COMPAT_PRECISION float reflectionDistanceX;
+uniform COMPAT_PRECISION float reflectionDistanceY;
+uniform COMPAT_PRECISION float lightBrightness;
+#else
+#define reflectionBrightness 0.07
+#define reflectionDistanceX 0.0
+#define reflectionDistanceY 0.025
+#define lightBrightness 1.0
+#endif
+
+const float speed = 2.0;
+const float decay = 2.0;
+const float coeff = 2.5;
+
+void main()
+{
+	vec2 reflectionDistance = vec2(reflectionDistanceX,reflectionDistanceY);
+	float sp = pow(speed, lightBrightness);
+	float dc = pow(decay, -lightBrightness);
+	float s = (sp - dc) / (sp + dc);
+	vec2 radius = (vTexCoord.st - vec2(0.5, 0.5)) * vec2(coeff * s);
+	radius = pow(abs(radius), vec2(4.0));
+	vec3 bleed = vec3(0.12, 0.14, 0.19);
+	bleed += (dot(radius, radius) + vec3(0.02, 0.03, 0.05)) * vec3(0.14, 0.18, 0.2);
+
+	vec4 color = COMPAT_TEXTURE(Source, vTexCoord);
+	color.rgb += pow(bleed, pow(vec3(lightBrightness), vec3(-0.5)));
+
+	vec4 reflection = COMPAT_TEXTURE(Source, vTexCoord - reflectionDistance);
+	color.rgb += reflection.rgb * reflectionBrightness;
+	color.a = 1.0;
+	FragColor = color;
+
+}
+#endif