diff --git a/src/GPU2D.cpp b/src/GPU2D.cpp index 30a6d45f..f9bd328e 100644 --- a/src/GPU2D.cpp +++ b/src/GPU2D.cpp @@ -1496,6 +1496,8 @@ void GPU2D::DrawScanline_BGOBJ(u32 line) { if (Num == 0) { + u16 xoff3d = BGXPos[0]; + for (int i = 0; i < 256; i++) { u32 val1 = BGOBJLine[i]; @@ -1523,7 +1525,7 @@ void GPU2D::DrawScanline_BGOBJ(u32 line) BGOBJLine[i] = val2; BGOBJLine[256+i] = ColorComposite(i, val2, val3); - BGOBJLine[512+i] = 0x04000000 | (val1 & 0xFF); + BGOBJLine[512+i] = 0x04000000; } else if ((flag1 & 0xC0) == 0x40) { @@ -1535,7 +1537,7 @@ void GPU2D::DrawScanline_BGOBJ(u32 line) BGOBJLine[i] = val2; BGOBJLine[256+i] = ColorComposite(i, val2, val3); - BGOBJLine[512+i] = (bldcnteffect << 24) | (EVY << 8) | (val1 & 0xFF); + BGOBJLine[512+i] = (bldcnteffect << 24) | (EVY << 8); } else if (((flag2 & 0xC0) == 0x40) && ((BlendCnt & 0x01C0) == 0x0140)) { @@ -1558,7 +1560,7 @@ void GPU2D::DrawScanline_BGOBJ(u32 line) BGOBJLine[i] = val1; BGOBJLine[256+i] = ColorComposite(i, val1, val3); - BGOBJLine[512+i] = (bldcnteffect << 24) | (EVB << 16) | (EVA << 8) | (val2 & 0xFF); + BGOBJLine[512+i] = (bldcnteffect << 24) | (EVB << 16) | (EVA << 8); } else { @@ -1568,6 +1570,9 @@ void GPU2D::DrawScanline_BGOBJ(u32 line) BGOBJLine[256+i] = 0; BGOBJLine[512+i] = 0x07000000; } + + if (!(xoff3d & 0x100)) BGOBJLine[512+i] |= (xoff3d & 0xFF); + xoff3d++; } } else diff --git a/src/GPU_OpenGL.cpp b/src/GPU_OpenGL.cpp index e8fb7091..40902517 100644 --- a/src/GPU_OpenGL.cpp +++ b/src/GPU_OpenGL.cpp @@ -46,7 +46,9 @@ GLuint CompScreenOutputFB; bool Init() { - if (!OpenGL_BuildShaderProgram(kCompositorVS, kCompositorFS_Nearest, CompShader[0], "CompositorShader")) + //if (!OpenGL_BuildShaderProgram(kCompositorVS, kCompositorFS_Nearest, CompShader[0], "CompositorShader")) + //if (!OpenGL_BuildShaderProgram(kCompositorVS, kCompositorFS_Linear, CompShader[0], "CompositorShader")) + if (!OpenGL_BuildShaderProgram(kCompositorVS_xBRZ, kCompositorFS_xBRZ, CompShader[0], "CompositorShader")) return false; for (int i = 0; i < 1; i++) diff --git a/src/GPU_OpenGL_shaders.h b/src/GPU_OpenGL_shaders.h index 07260cc1..5dd8c86e 100644 --- a/src/GPU_OpenGL_shaders.h +++ b/src/GPU_OpenGL_shaders.h @@ -159,4 +159,709 @@ void main() } )"; + + +const char* kCompositorFS_Linear = R"(#version 140 + +uniform uint u3DScale; + +uniform usampler2D ScreenTex; +uniform sampler2D _3DTex; + +smooth in vec2 fTexcoord; + +out vec4 oColor; + +ivec4 Get3DPixel(vec2 pos) +{ + return ivec4(texelFetch(_3DTex, ivec2(pos*u3DScale), 0).bgra + * vec4(63,63,63,31)); +} + +ivec4 GetFullPixel(ivec4 val1, ivec4 val2, ivec4 val3, ivec4 _3dpix) +{ + int compmode = val3.a & 0xF; + int eva, evb, evy; + + if (compmode == 4) + { + // 3D on top, blending + + if (_3dpix.a > 0) + { + eva = (_3dpix.a & 0x1F) + 1; + evb = 32 - eva; + + val1 = ((_3dpix * eva) + (val1 * evb)) >> 5; + if (eva <= 16) val1 += ivec4(1,1,1,0); + val1 = min(val1, 0x3F); + } + else + val1 = val2; + } + else if (compmode == 1) + { + // 3D on bottom, blending + + if (_3dpix.a > 0) + { + eva = val3.g; + evb = val3.b; + + val1 = ((val1 * eva) + (_3dpix * evb)) >> 4; + val1 = min(val1, 0x3F); + } + else + val1 = val2; + } + else if (compmode <= 3) + { + // 3D on top, normal/fade + + if (_3dpix.a > 0) + { + evy = val3.g; + + val1 = _3dpix; + if (compmode == 2) val1 += ((ivec4(0x3F,0x3F,0x3F,0) - val1) * evy) >> 4; + else if (compmode == 3) val1 -= (val1 * evy) >> 4; + } + else + val1 = val2; + } + + return val1; +} + +ivec4 imix(ivec4 a, ivec4 b, float x) +{ + return ivec4(vec4(a)*(1-x) + vec4(b)*x); +} + +void main() +{ + ivec4 pixel = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord), 0)); + + ivec4 mbright = ivec4(texelFetch(ScreenTex, ivec2(256*3, int(fTexcoord.y)), 0)); + int dispmode = mbright.b & 0x3; + + if (dispmode == 1) + { + ivec4 val1 = pixel; + ivec4 val2 = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(256,0), 0)); + ivec4 val3 = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(512,0), 0)); + + float xfract = fract(fTexcoord.x); + float yfract = fract(fTexcoord.y); + + float xpos = val3.r + xfract; + float ypos = mod(fTexcoord.y, 192); + ivec4 _3dpix = Get3DPixel(vec2(xpos,ypos)); + + ivec4 p00 = GetFullPixel(val1, val2, val3, _3dpix); + + int xdisp = 1 - int(step(255, fTexcoord.x)); + int ydisp = 1 - int(step(191, ypos)); + + ivec4 p01 = GetFullPixel(ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+0 ,0), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+256,0), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+512,0), 0)), + _3dpix); + + ivec4 p10 = GetFullPixel(ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(0+0 ,ydisp), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(0+256,ydisp), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(0+512,ydisp), 0)), + _3dpix); + + ivec4 p11 = GetFullPixel(ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+0 ,ydisp), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+256,ydisp), 0)), + ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(xdisp+512,ydisp), 0)), + _3dpix); + + ivec4 pa = imix(p00, p01, xfract); + ivec4 pb = imix(p10, p11, xfract); + + pixel = imix(pa, pb, yfract); + } + + if (dispmode != 0) + { + int brightmode = mbright.g >> 6; + if (brightmode == 1) + { + // up + int evy = mbright.r & 0x1F; + if (evy > 16) evy = 16; + + pixel += ((ivec4(0x3F,0x3F,0x3F,0) - pixel) * evy) >> 4; + } + else if (brightmode == 2) + { + // down + int evy = mbright.r & 0x1F; + if (evy > 16) evy = 16; + + pixel -= (pixel * evy) >> 4; + } + } + + pixel.rgb <<= 2; + pixel.rgb |= (pixel.rgb >> 6); + + // TODO: filters + + oColor = vec4(vec3(pixel.rgb) / 255.0, 1.0); +} +)"; + + + + + + +// HUGE TEST ZONE ARRLGD + +const char* kCompositorVS_xBRZ = R"(#version 140 + +#define BLEND_NONE 0 +#define BLEND_NORMAL 1 +#define BLEND_DOMINANT 2 +#define LUMINANCE_WEIGHT 1.0 +#define EQUAL_COLOR_TOLERANCE 30.0/255.0 +#define STEEP_DIRECTION_THRESHOLD 2.2 +#define DOMINANT_DIRECTION_THRESHOLD 3.6 + +#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 vec2 vPosition; +COMPAT_VARYING vec4 TEX0; +COMPAT_VARYING vec4 t1; +COMPAT_VARYING vec4 t2; +COMPAT_VARYING vec4 t3; +COMPAT_VARYING vec4 t4; +COMPAT_VARYING vec4 t5; +COMPAT_VARYING vec4 t6; +COMPAT_VARYING vec4 t7; + +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; + +// vertex 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() +{ + vec4 fpos; + fpos.xy = vPosition; + fpos.z = 0.0; + fpos.w = 1.0; + + gl_Position = fpos; + vec2 TexCoord = (vPosition + vec2(1.0, 1.0)) * (vec2(256.0, 384.0) / 2.0); + + + //gl_Position = MVPMatrix * VertexCoord; + //COL0 = COLOR; + TEX0.xy = TexCoord.xy; + vec2 ps = vec2(1,1);//vec2(SourceSize.z, SourceSize.w); + float dx = ps.x; + float dy = ps.y; + + // A1 B1 C1 + // A0 A B C C4 + // D0 D E F F4 + // G0 G H I I4 + // G5 H5 I5 + + t1 = vTexCoord.xxxy + vec4( -dx, 0.0, dx,-2.0*dy); // A1 B1 C1 + t2 = vTexCoord.xxxy + vec4( -dx, 0.0, dx, -dy); // A B C + t3 = vTexCoord.xxxy + vec4( -dx, 0.0, dx, 0.0); // D E F + t4 = vTexCoord.xxxy + vec4( -dx, 0.0, dx, dy); // G H I + t5 = vTexCoord.xxxy + vec4( -dx, 0.0, dx, 2.0*dy); // G5 H5 I5 + t6 = vTexCoord.xyyy + vec4(-2.0*dx,-dy, 0.0, dy); // A0 D0 G0 + t7 = vTexCoord.xyyy + vec4( 2.0*dx,-dy, 0.0, dy); // C4 F4 I4 +} +)"; + +const char* kCompositorFS_xBRZ = R"(#version 140 + +#define BLEND_NONE 0 +#define BLEND_NORMAL 1 +#define BLEND_DOMINANT 2 +#define LUMINANCE_WEIGHT 1.0 +#define EQUAL_COLOR_TOLERANCE 30.0/255.0 +#define STEEP_DIRECTION_THRESHOLD 2.2 +#define DOMINANT_DIRECTION_THRESHOLD 3.6 + +#if __VERSION__ >= 130 +#define COMPAT_VARYING in +//#define COMPAT_TEXTURE texture +#define FragColor oColor +#else +#define COMPAT_VARYING varying +#define FragColor gl_FragColor +//#define COMPAT_TEXTURE texture2D +#endif + +#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 + +uniform uint u3DScale; + +uniform usampler2D ScreenTex; +uniform sampler2D _3DTex; + +smooth in vec2 fTexcoord; + +out vec4 oColor; + +//uniform COMPAT_PRECISION vec2 OutputSize; +//uniform COMPAT_PRECISION vec2 TextureSize; +#define TextureSize vec2(256,384) +//uniform COMPAT_PRECISION vec2 InputSize; +//uniform sampler2D Texture; +#define Texture 1312 +COMPAT_VARYING vec4 TEX0; +COMPAT_VARYING vec4 t1; +COMPAT_VARYING vec4 t2; +COMPAT_VARYING vec4 t3; +COMPAT_VARYING vec4 t4; +COMPAT_VARYING vec4 t5; +COMPAT_VARYING vec4 t6; +COMPAT_VARYING vec4 t7; + +// fragment 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) + + const float one_sixth = 1.0 / 6.0; + const float two_sixth = 2.0 / 6.0; + const float four_sixth = 4.0 / 6.0; + const float five_sixth = 5.0 / 6.0; + +vec4 Get2DPixel(vec2 texcoord, int level) +{ + ivec4 pixel = ivec4(texelFetch(ScreenTex, ivec2(texcoord) + ivec2(level*256,0), 0)); + + return vec4(pixel) / vec4(63.0, 63.0, 63.0, 31.0); +} + +ivec4 Get3DPixel(vec2 pos) +{ + return ivec4(texelFetch(_3DTex, ivec2(pos*u3DScale), 0).bgra + * vec4(63,63,63,31)); +} + +float reduce(const vec3 color) +{ + return dot(color, vec3(65536.0, 256.0, 1.0)); +} + +float DistYCbCr(const vec3 pixA, const vec3 pixB) +{ + const vec3 w = vec3(0.2627, 0.6780, 0.0593); + const float scaleB = 0.5 / (1.0 - w.b); + const float scaleR = 0.5 / (1.0 - w.r); + vec3 diff = pixA - pixB; + float Y = dot(diff, w); + float Cb = scaleB * (diff.b - Y); + float Cr = scaleR * (diff.r - Y); + + return sqrt( ((LUMINANCE_WEIGHT * Y) * (LUMINANCE_WEIGHT * Y)) + (Cb * Cb) + (Cr * Cr) ); +} + +bool IsPixEqual(const vec3 pixA, const vec3 pixB) +{ + return (DistYCbCr(pixA, pixB) < EQUAL_COLOR_TOLERANCE); +} + +bool IsBlendingNeeded(const ivec4 blend) +{ + return any(notEqual(blend, ivec4(BLEND_NONE))); +} + +//--------------------------------------- +// Input Pixel Mapping: --|21|22|23|-- +// 19|06|07|08|09 +// 18|05|00|01|10 +// 17|04|03|02|11 +// --|15|14|13|-- +// +// Output Pixel Mapping: 20|21|22|23|24|25 +// 19|06|07|08|09|26 +// 18|05|00|01|10|27 +// 17|04|03|02|11|28 +// 16|15|14|13|12|29 +// 35|34|33|32|31|30 + +ivec4 GetFiltered2DPixel(int level) +{ + vec2 f = fract(vTexCoord.xy);// * SourceSize.xy); + + //--------------------------------------- + // Input Pixel Mapping: 20|21|22|23|24 + // 19|06|07|08|09 + // 18|05|00|01|10 + // 17|04|03|02|11 + // 16|15|14|13|12 + + vec3 src[25]; + + src[21] = Get2DPixel(t1.xw, level).rgb; + src[22] = Get2DPixel(t1.yw, level).rgb; + src[23] = Get2DPixel(t1.zw, level).rgb; + src[ 6] = Get2DPixel(t2.xw, level).rgb; + src[ 7] = Get2DPixel(t2.yw, level).rgb; + src[ 8] = Get2DPixel(t2.zw, level).rgb; + src[ 5] = Get2DPixel(t3.xw, level).rgb; + src[ 0] = Get2DPixel(t3.yw, level).rgb; + src[ 1] = Get2DPixel(t3.zw, level).rgb; + src[ 4] = Get2DPixel(t4.xw, level).rgb; + src[ 3] = Get2DPixel(t4.yw, level).rgb; + src[ 2] = Get2DPixel(t4.zw, level).rgb; + src[15] = Get2DPixel(t5.xw, level).rgb; + src[14] = Get2DPixel(t5.yw, level).rgb; + src[13] = Get2DPixel(t5.zw, level).rgb; + src[19] = Get2DPixel(t6.xy, level).rgb; + src[18] = Get2DPixel(t6.xz, level).rgb; + src[17] = Get2DPixel(t6.xw, level).rgb; + src[ 9] = Get2DPixel(t7.xy, level).rgb; + src[10] = Get2DPixel(t7.xz, level).rgb; + src[11] = Get2DPixel(t7.xw, level).rgb; + + float v[9]; + v[0] = reduce(src[0]); + v[1] = reduce(src[1]); + v[2] = reduce(src[2]); + v[3] = reduce(src[3]); + v[4] = reduce(src[4]); + v[5] = reduce(src[5]); + v[6] = reduce(src[6]); + v[7] = reduce(src[7]); + v[8] = reduce(src[8]); + + ivec4 blendResult = ivec4(BLEND_NONE); + + // Preprocess corners + // Pixel Tap Mapping: --|--|--|--|-- + // --|--|07|08|-- + // --|05|00|01|10 + // --|04|03|02|11 + // --|--|14|13|-- + // Corner (1, 1) + if ( ((v[0] == v[1] && v[3] == v[2]) || (v[0] == v[3] && v[1] == v[2])) == false) + { + float dist_03_01 = DistYCbCr(src[ 4], src[ 0]) + DistYCbCr(src[ 0], src[ 8]) + DistYCbCr(src[14], src[ 2]) + DistYCbCr(src[ 2], src[10]) + (4.0 * DistYCbCr(src[ 3], src[ 1])); + float dist_00_02 = DistYCbCr(src[ 5], src[ 3]) + DistYCbCr(src[ 3], src[13]) + DistYCbCr(src[ 7], src[ 1]) + DistYCbCr(src[ 1], src[11]) + (4.0 * DistYCbCr(src[ 0], src[ 2])); + bool dominantGradient = (DOMINANT_DIRECTION_THRESHOLD * dist_03_01) < dist_00_02; + blendResult[2] = ((dist_03_01 < dist_00_02) && (v[0] != v[1]) && (v[0] != v[3])) ? ((dominantGradient) ? BLEND_DOMINANT : BLEND_NORMAL) : BLEND_NONE; + } + + // Pixel Tap Mapping: --|--|--|--|-- + // --|06|07|--|-- + // 18|05|00|01|-- + // 17|04|03|02|-- + // --|15|14|--|-- + // Corner (0, 1) + if ( ((v[5] == v[0] && v[4] == v[3]) || (v[5] == v[4] && v[0] == v[3])) == false) + { + float dist_04_00 = DistYCbCr(src[17], src[ 5]) + DistYCbCr(src[ 5], src[ 7]) + DistYCbCr(src[15], src[ 3]) + DistYCbCr(src[ 3], src[ 1]) + (4.0 * DistYCbCr(src[ 4], src[ 0])); + float dist_05_03 = DistYCbCr(src[18], src[ 4]) + DistYCbCr(src[ 4], src[14]) + DistYCbCr(src[ 6], src[ 0]) + DistYCbCr(src[ 0], src[ 2]) + (4.0 * DistYCbCr(src[ 5], src[ 3])); + bool dominantGradient = (DOMINANT_DIRECTION_THRESHOLD * dist_05_03) < dist_04_00; + blendResult[3] = ((dist_04_00 > dist_05_03) && (v[0] != v[5]) && (v[0] != v[3])) ? ((dominantGradient) ? BLEND_DOMINANT : BLEND_NORMAL) : BLEND_NONE; + } + + // Pixel Tap Mapping: --|--|22|23|-- + // --|06|07|08|09 + // --|05|00|01|10 + // --|--|03|02|-- + // --|--|--|--|-- + // Corner (1, 0) + if ( ((v[7] == v[8] && v[0] == v[1]) || (v[7] == v[0] && v[8] == v[1])) == false) + { + float dist_00_08 = DistYCbCr(src[ 5], src[ 7]) + DistYCbCr(src[ 7], src[23]) + DistYCbCr(src[ 3], src[ 1]) + DistYCbCr(src[ 1], src[ 9]) + (4.0 * DistYCbCr(src[ 0], src[ 8])); + float dist_07_01 = DistYCbCr(src[ 6], src[ 0]) + DistYCbCr(src[ 0], src[ 2]) + DistYCbCr(src[22], src[ 8]) + DistYCbCr(src[ 8], src[10]) + (4.0 * DistYCbCr(src[ 7], src[ 1])); + bool dominantGradient = (DOMINANT_DIRECTION_THRESHOLD * dist_07_01) < dist_00_08; + blendResult[1] = ((dist_00_08 > dist_07_01) && (v[0] != v[7]) && (v[0] != v[1])) ? ((dominantGradient) ? BLEND_DOMINANT : BLEND_NORMAL) : BLEND_NONE; + } + + // Pixel Tap Mapping: --|21|22|--|-- + // 19|06|07|08|-- + // 18|05|00|01|-- + // --|04|03|--|-- + // --|--|--|--|-- + // Corner (0, 0) + if ( ((v[6] == v[7] && v[5] == v[0]) || (v[6] == v[5] && v[7] == v[0])) == false) + { + float dist_05_07 = DistYCbCr(src[18], src[ 6]) + DistYCbCr(src[ 6], src[22]) + DistYCbCr(src[ 4], src[ 0]) + DistYCbCr(src[ 0], src[ 8]) + (4.0 * DistYCbCr(src[ 5], src[ 7])); + float dist_06_00 = DistYCbCr(src[19], src[ 5]) + DistYCbCr(src[ 5], src[ 3]) + DistYCbCr(src[21], src[ 7]) + DistYCbCr(src[ 7], src[ 1]) + (4.0 * DistYCbCr(src[ 6], src[ 0])); + bool dominantGradient = (DOMINANT_DIRECTION_THRESHOLD * dist_05_07) < dist_06_00; + blendResult[0] = ((dist_05_07 < dist_06_00) && (v[0] != v[5]) && (v[0] != v[7])) ? ((dominantGradient) ? BLEND_DOMINANT : BLEND_NORMAL) : BLEND_NONE; + } + + vec3 dst[16]; + dst[ 0] = src[0]; + dst[ 1] = src[0]; + dst[ 2] = src[0]; + dst[ 3] = src[0]; + dst[ 4] = src[0]; + dst[ 5] = src[0]; + dst[ 6] = src[0]; + dst[ 7] = src[0]; + dst[ 8] = src[0]; + dst[ 9] = src[0]; + dst[10] = src[0]; + dst[11] = src[0]; + dst[12] = src[0]; + dst[13] = src[0]; + dst[14] = src[0]; + dst[15] = src[0]; + + // Scale pixel + if (IsBlendingNeeded(blendResult) == true) + { + float dist_01_04 = DistYCbCr(src[1], src[4]); + float dist_03_08 = DistYCbCr(src[3], src[8]); + bool haveShallowLine = (STEEP_DIRECTION_THRESHOLD * dist_01_04 <= dist_03_08) && (v[0] != v[4]) && (v[5] != v[4]); + bool haveSteepLine = (STEEP_DIRECTION_THRESHOLD * dist_03_08 <= dist_01_04) && (v[0] != v[8]) && (v[7] != v[8]); + bool needBlend = (blendResult[2] != BLEND_NONE); + bool doLineBlend = ( blendResult[2] >= BLEND_DOMINANT || + ((blendResult[1] != BLEND_NONE && !IsPixEqual(src[0], src[4])) || + (blendResult[3] != BLEND_NONE && !IsPixEqual(src[0], src[8])) || + (IsPixEqual(src[4], src[3]) && IsPixEqual(src[3], src[2]) && IsPixEqual(src[2], src[1]) && IsPixEqual(src[1], src[8]) && IsPixEqual(src[0], src[2]) == false) ) == false ); + + vec3 blendPix = ( DistYCbCr(src[0], src[1]) <= DistYCbCr(src[0], src[3]) ) ? src[1] : src[3]; + dst[ 2] = mix(dst[ 2], blendPix, (needBlend && doLineBlend) ? ((haveShallowLine) ? ((haveSteepLine) ? 1.0/3.0 : 0.25) : ((haveSteepLine) ? 0.25 : 0.00)) : 0.00); + dst[ 9] = mix(dst[ 9], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.25 : 0.00); + dst[10] = mix(dst[10], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.75 : 0.00); + dst[11] = mix(dst[11], blendPix, (needBlend) ? ((doLineBlend) ? ((haveSteepLine) ? 1.00 : ((haveShallowLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[12] = mix(dst[12], blendPix, (needBlend) ? ((doLineBlend) ? 1.00 : 0.6848532563) : 0.00); + dst[13] = mix(dst[13], blendPix, (needBlend) ? ((doLineBlend) ? ((haveShallowLine) ? 1.00 : ((haveSteepLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[14] = mix(dst[14], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.75 : 0.00); + dst[15] = mix(dst[15], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.25 : 0.00); + + dist_01_04 = DistYCbCr(src[7], src[2]); + dist_03_08 = DistYCbCr(src[1], src[6]); + haveShallowLine = (STEEP_DIRECTION_THRESHOLD * dist_01_04 <= dist_03_08) && (v[0] != v[2]) && (v[3] != v[2]); + haveSteepLine = (STEEP_DIRECTION_THRESHOLD * dist_03_08 <= dist_01_04) && (v[0] != v[6]) && (v[5] != v[6]); + needBlend = (blendResult[1] != BLEND_NONE); + doLineBlend = ( blendResult[1] >= BLEND_DOMINANT || + !((blendResult[0] != BLEND_NONE && !IsPixEqual(src[0], src[2])) || + (blendResult[2] != BLEND_NONE && !IsPixEqual(src[0], src[6])) || + (IsPixEqual(src[2], src[1]) && IsPixEqual(src[1], src[8]) && IsPixEqual(src[8], src[7]) && IsPixEqual(src[7], src[6]) && !IsPixEqual(src[0], src[8])) ) ); + + blendPix = ( DistYCbCr(src[0], src[7]) <= DistYCbCr(src[0], src[1]) ) ? src[7] : src[1]; + dst[ 1] = mix(dst[ 1], blendPix, (needBlend && doLineBlend) ? ((haveShallowLine) ? ((haveSteepLine) ? 1.0/3.0 : 0.25) : ((haveSteepLine) ? 0.25 : 0.00)) : 0.00); + dst[ 6] = mix(dst[ 6], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.25 : 0.00); + dst[ 7] = mix(dst[ 7], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.75 : 0.00); + dst[ 8] = mix(dst[ 8], blendPix, (needBlend) ? ((doLineBlend) ? ((haveSteepLine) ? 1.00 : ((haveShallowLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[ 9] = mix(dst[ 9], blendPix, (needBlend) ? ((doLineBlend) ? 1.00 : 0.6848532563) : 0.00); + dst[10] = mix(dst[10], blendPix, (needBlend) ? ((doLineBlend) ? ((haveShallowLine) ? 1.00 : ((haveSteepLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[11] = mix(dst[11], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.75 : 0.00); + dst[12] = mix(dst[12], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.25 : 0.00); + + dist_01_04 = DistYCbCr(src[5], src[8]); + dist_03_08 = DistYCbCr(src[7], src[4]); + haveShallowLine = (STEEP_DIRECTION_THRESHOLD * dist_01_04 <= dist_03_08) && (v[0] != v[8]) && (v[1] != v[8]); + haveSteepLine = (STEEP_DIRECTION_THRESHOLD * dist_03_08 <= dist_01_04) && (v[0] != v[4]) && (v[3] != v[4]); + needBlend = (blendResult[0] != BLEND_NONE); + doLineBlend = ( blendResult[0] >= BLEND_DOMINANT || + !((blendResult[3] != BLEND_NONE && !IsPixEqual(src[0], src[8])) || + (blendResult[1] != BLEND_NONE && !IsPixEqual(src[0], src[4])) || + (IsPixEqual(src[8], src[7]) && IsPixEqual(src[7], src[6]) && IsPixEqual(src[6], src[5]) && IsPixEqual(src[5], src[4]) && !IsPixEqual(src[0], src[6])) ) ); + + blendPix = ( DistYCbCr(src[0], src[5]) <= DistYCbCr(src[0], src[7]) ) ? src[5] : src[7]; + dst[ 0] = mix(dst[ 0], blendPix, (needBlend && doLineBlend) ? ((haveShallowLine) ? ((haveSteepLine) ? 1.0/3.0 : 0.25) : ((haveSteepLine) ? 0.25 : 0.00)) : 0.00); + dst[15] = mix(dst[15], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.25 : 0.00); + dst[ 4] = mix(dst[ 4], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.75 : 0.00); + dst[ 5] = mix(dst[ 5], blendPix, (needBlend) ? ((doLineBlend) ? ((haveSteepLine) ? 1.00 : ((haveShallowLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[ 6] = mix(dst[ 6], blendPix, (needBlend) ? ((doLineBlend) ? 1.00 : 0.6848532563) : 0.00); + dst[ 7] = mix(dst[ 7], blendPix, (needBlend) ? ((doLineBlend) ? ((haveShallowLine) ? 1.00 : ((haveSteepLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[ 8] = mix(dst[ 8], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.75 : 0.00); + dst[ 9] = mix(dst[ 9], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.25 : 0.00); + + + dist_01_04 = DistYCbCr(src[3], src[6]); + dist_03_08 = DistYCbCr(src[5], src[2]); + haveShallowLine = (STEEP_DIRECTION_THRESHOLD * dist_01_04 <= dist_03_08) && (v[0] != v[6]) && (v[7] != v[6]); + haveSteepLine = (STEEP_DIRECTION_THRESHOLD * dist_03_08 <= dist_01_04) && (v[0] != v[2]) && (v[1] != v[2]); + needBlend = (blendResult[3] != BLEND_NONE); + doLineBlend = ( blendResult[3] >= BLEND_DOMINANT || + !((blendResult[2] != BLEND_NONE && !IsPixEqual(src[0], src[6])) || + (blendResult[0] != BLEND_NONE && !IsPixEqual(src[0], src[2])) || + (IsPixEqual(src[6], src[5]) && IsPixEqual(src[5], src[4]) && IsPixEqual(src[4], src[3]) && IsPixEqual(src[3], src[2]) && !IsPixEqual(src[0], src[4])) ) ); + + blendPix = ( DistYCbCr(src[0], src[3]) <= DistYCbCr(src[0], src[5]) ) ? src[3] : src[5]; + dst[ 3] = mix(dst[ 3], blendPix, (needBlend && doLineBlend) ? ((haveShallowLine) ? ((haveSteepLine) ? 1.0/3.0 : 0.25) : ((haveSteepLine) ? 0.25 : 0.00)) : 0.00); + dst[12] = mix(dst[12], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.25 : 0.00); + dst[13] = mix(dst[13], blendPix, (needBlend && doLineBlend && haveSteepLine) ? 0.75 : 0.00); + dst[14] = mix(dst[14], blendPix, (needBlend) ? ((doLineBlend) ? ((haveSteepLine) ? 1.00 : ((haveShallowLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[15] = mix(dst[15], blendPix, (needBlend) ? ((doLineBlend) ? 1.00 : 0.6848532563) : 0.00); + dst[ 4] = mix(dst[ 4], blendPix, (needBlend) ? ((doLineBlend) ? ((haveShallowLine) ? 1.00 : ((haveSteepLine) ? 0.75 : 0.50)) : 0.08677704501) : 0.00); + dst[ 5] = mix(dst[ 5], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.75 : 0.00); + dst[ 6] = mix(dst[ 6], blendPix, (needBlend && doLineBlend && haveShallowLine) ? 0.25 : 0.00); + } + + vec3 res = mix( mix( mix( mix(dst[ 6], dst[ 7], step(0.25, f.x)), mix(dst[ 8], dst[ 9], step(0.75, f.x)), step(0.50, f.x)), + mix( mix(dst[ 5], dst[ 0], step(0.25, f.x)), mix(dst[ 1], dst[10], step(0.75, f.x)), step(0.50, f.x)), step(0.25, f.y)), + mix( mix( mix(dst[ 4], dst[ 3], step(0.25, f.x)), mix(dst[ 2], dst[11], step(0.75, f.x)), step(0.50, f.x)), + mix( mix(dst[15], dst[14], step(0.25, f.x)), mix(dst[13], dst[12], step(0.75, f.x)), step(0.50, f.x)), step(0.75, f.y)), + step(0.50, f.y)); + + return ivec4(res * vec3(63,63,63), 0); +} + + +void main() +{ + vec2 fTexcoord = vTexCoord.xy; + + ivec4 pixel;// = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord), 0)); + + ivec4 mbright = ivec4(texelFetch(ScreenTex, ivec2(256*3, int(fTexcoord.y)), 0)); + int dispmode = mbright.b & 0x3; + + if (dispmode == 1) + { + ivec4 val1;// = pixel; + //ivec4 val2 = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(256,0), 0)); + ivec4 val3 = ivec4(texelFetch(ScreenTex, ivec2(fTexcoord) + ivec2(512,0), 0)); + + int compmode = val3.a & 0xF; + int eva, evb, evy; + + float xpos = val3.r + fract(fTexcoord.x); + float ypos = mod(fTexcoord.y, 192); + ivec4 _3dpix = Get3DPixel(vec2(xpos, ypos)); + + if (compmode == 4) + { + // 3D on top, blending + + if (_3dpix.a > 0) + { + eva = (_3dpix.a & 0x1F) + 1; + if (eva == 32) + { + val1 = _3dpix; + } + else + { + evb = 32 - eva; + + val1 = GetFiltered2DPixel(0); + + val1 = ((_3dpix * eva) + (val1 * evb)) >> 5; + if (eva <= 16) val1 += ivec4(1,1,1,0); + val1 = min(val1, 0x3F); + } + } + else + val1 = GetFiltered2DPixel(1); + } + else if (compmode == 1) + { + // 3D on bottom, blending + + if (_3dpix.a > 0) + { + eva = val3.g; + evb = val3.b; + + val1 = GetFiltered2DPixel(0); + + val1 = ((val1 * eva) + (_3dpix * evb)) >> 4; + val1 = min(val1, 0x3F); + } + else + val1 = GetFiltered2DPixel(1); + } + else if (compmode <= 3) + { + // 3D on top, normal/fade + + if (_3dpix.a > 0) + { + evy = val3.g; + + val1 = _3dpix; + if (compmode == 2) val1 += ((ivec4(0x3F,0x3F,0x3F,0) - val1) * evy) >> 4; + else if (compmode == 3) val1 -= (val1 * evy) >> 4; + } + else + val1 = GetFiltered2DPixel(1); + } + else + val1 = GetFiltered2DPixel(0); + + pixel = val1; + } + else + { + pixel = GetFiltered2DPixel(0); + } + + if (dispmode != 0) + { + int brightmode = mbright.g >> 6; + if (brightmode == 1) + { + // up + int evy = mbright.r & 0x1F; + if (evy > 16) evy = 16; + + pixel += ((ivec4(0x3F,0x3F,0x3F,0) - pixel) * evy) >> 4; + } + else if (brightmode == 2) + { + // down + int evy = mbright.r & 0x1F; + if (evy > 16) evy = 16; + + pixel -= (pixel * evy) >> 4; + } + } + + pixel.rgb <<= 2; + pixel.rgb |= (pixel.rgb >> 6); + + FragColor = vec4(vec3(pixel.rgb) / 255.0, 1.0); +} +)"; + + + + + + #endif // GPU_OPENGL_SHADERS_H