TextureConverter: Use integer math for swizzling
also move int(efb_coord) -> float(ogl_fb_coord) into WriteSampleColor
This commit is contained in:
degasus
parent
bcb31b09d3
commit
6750a81972
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@ -584,6 +584,9 @@ void ProgramShaderCache::CreateHeader ( void )
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"#define float2 vec2\n"
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"#define float3 vec3\n"
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"#define float4 vec4\n"
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"#define int2 ivec2\n"
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"#define int3 ivec3\n"
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"#define int4 ivec4\n"
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// hlsl to glsl function translation
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"#define frac fract\n"
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@ -291,17 +291,10 @@ int EncodeToRamFromTexture(u32 address,GLuint source_texture, bool bFromZBuffer,
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s32 expandedWidth = (width + blkW) & (~blkW);
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s32 expandedHeight = (height + blkH) & (~blkH);
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float sampleStride = bScaleByHalf ? 2.f : 1.f;
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float params[] = {
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Renderer::EFBToScaledXf(sampleStride), Renderer::EFBToScaledYf(sampleStride),
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0.0f, 0.0f,
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(float)expandedWidth, (float)Renderer::EFBToScaledY(expandedHeight)-1,
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(float)Renderer::EFBToScaledX(source.left), (float)Renderer::EFBToScaledY(EFB_HEIGHT - source.top - expandedHeight)
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};
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texconv_shader.Bind();
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glUniform4fv(texconv_shader.UniformLocations[0], 2, params);
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glUniform4f(texconv_shader.UniformLocations[0],
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float(source.left), float(source.top),
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(float)expandedWidth, bScaleByHalf ? 2.f : 1.f);
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TargetRectangle scaledSource;
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scaledSource.top = 0;
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@ -64,7 +64,7 @@ void WriteSwizzler(char*& p, u32 format, API_TYPE ApiType)
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// [0] left, top, right, bottom of source rectangle within source texture
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// [1] width and height of destination texture in pixels
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// Two were merged for GLSL
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WRITE(p, "uniform float4 " I_COLORS"[2];\n");
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WRITE(p, "uniform float4 " I_COLORS";\n");
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int blkW = TexDecoder_GetBlockWidthInTexels(format);
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int blkH = TexDecoder_GetBlockHeightInTexels(format);
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@ -87,29 +87,23 @@ void WriteSwizzler(char*& p, u32 format, API_TYPE ApiType)
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}
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WRITE(p, "{\n"
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" float2 sampleUv;\n"
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" float2 uv1 = floor(gl_FragCoord.xy);\n");
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" int2 sampleUv;\n"
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" int2 uv1 = int2(gl_FragCoord.xy);\n");
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WRITE(p, " uv1.x = uv1.x * %d.0;\n", samples);
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WRITE(p, " uv1.x = uv1.x * %d;\n", samples);
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WRITE(p, " float xl = floor(uv1.x / %d.0);\n", blkW);
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WRITE(p, " float xib = uv1.x - (xl * %d.0);\n", blkW);
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WRITE(p, " float yl = floor(uv1.y / %d.0);\n", blkH);
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WRITE(p, " float yb = yl * %d.0;\n", blkH);
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WRITE(p, " float yoff = uv1.y - yb;\n");
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WRITE(p, " float xp = uv1.x + (yoff * " I_COLORS"[1].x);\n");
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WRITE(p, " float xel = floor(xp / %d.0);\n", blkW);
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WRITE(p, " float xb = floor(xel / %d.0);\n", blkH);
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WRITE(p, " float xoff = xel - (xb * %d.0);\n", blkH);
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WRITE(p, " int xl = uv1.x / %d;\n", blkW);
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WRITE(p, " int xib = uv1.x - xl * %d;\n", blkW);
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WRITE(p, " int yl = uv1.y / %d;\n", blkH);
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WRITE(p, " int yb = yl * %d;\n", blkH);
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WRITE(p, " int yoff = uv1.y - yb;\n");
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WRITE(p, " int xp = uv1.x + yoff * int(" I_COLORS".z);\n");
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WRITE(p, " int xel = xp / %d;\n", blkW);
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WRITE(p, " int xb = xel / %d;\n", blkH);
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WRITE(p, " int xoff = xel - xb * %d;\n", blkH);
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WRITE(p, " sampleUv.x = xib + (xb * %d.0);\n", blkW);
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WRITE(p, " sampleUv.x = xib + xb * %d;\n", blkW);
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WRITE(p, " sampleUv.y = yb + xoff;\n");
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WRITE(p, " sampleUv = sampleUv * " I_COLORS"[0].xy;\n");
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WRITE(p," sampleUv.y = " I_COLORS"[1].y - sampleUv.y;\n");
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WRITE(p, " sampleUv = sampleUv + " I_COLORS"[1].zw;\n");
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}
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// block dimensions : widthStride, heightStride
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@ -119,7 +113,7 @@ void Write32BitSwizzler(char*& p, u32 format, API_TYPE ApiType)
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// [0] left, top, right, bottom of source rectangle within source texture
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// [1] width and height of destination texture in pixels
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// Two were merged for GLSL
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WRITE(p, "uniform float4 " I_COLORS"[2];\n");
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WRITE(p, "uniform float4 " I_COLORS";\n");
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int blkW = TexDecoder_GetBlockWidthInTexels(format);
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int blkH = TexDecoder_GetBlockHeightInTexels(format);
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@ -144,38 +138,40 @@ void Write32BitSwizzler(char*& p, u32 format, API_TYPE ApiType)
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WRITE(p, "{\n"
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" float2 sampleUv;\n"
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" float2 uv1 = floor(gl_FragCoord.xy);\n");
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" int2 sampleUv;\n"
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" int2 uv1 = int2(gl_FragCoord.xy);\n");
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WRITE(p, " float yl = floor(uv1.y / %d.0);\n", blkH);
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WRITE(p, " float yb = yl * %d.0;\n", blkH);
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WRITE(p, " float yoff = uv1.y - yb;\n");
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WRITE(p, " float xp = uv1.x + (yoff * " I_COLORS"[1].x);\n");
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WRITE(p, " float xel = floor(xp / 2.0);\n");
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WRITE(p, " float xb = floor(xel / %d.0);\n", blkH);
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WRITE(p, " float xoff = xel - (xb * %d.0);\n", blkH);
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WRITE(p, " int yl = uv1.y / %d;\n", blkH);
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WRITE(p, " int yb = yl * %d;\n", blkH);
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WRITE(p, " int yoff = uv1.y - yb;\n");
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WRITE(p, " int xp = uv1.x + yoff * int(" I_COLORS".z);\n");
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WRITE(p, " int xel = xp / 2;\n");
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WRITE(p, " int xb = xel / %d;\n", blkH);
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WRITE(p, " int xoff = xel - xb * %d;\n", blkH);
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WRITE(p, " float x2 = uv1.x * 2.0;\n");
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WRITE(p, " float xl = floor(x2 / %d.0);\n", blkW);
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WRITE(p, " float xib = x2 - (xl * %d.0);\n", blkW);
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WRITE(p, " float halfxb = floor(xb / 2.0);\n");
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WRITE(p, " int x2 = uv1.x * 2;\n");
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WRITE(p, " int xl = x2 / %d;\n", blkW);
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WRITE(p, " int xib = x2 - xl * %d;\n", blkW);
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WRITE(p, " int halfxb = xb / 2;\n");
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WRITE(p, " sampleUv.x = xib + (halfxb * %d.0);\n", blkW);
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WRITE(p, " sampleUv.x = xib + halfxb * %d;\n", blkW);
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WRITE(p, " sampleUv.y = yb + xoff;\n");
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WRITE(p, " sampleUv = sampleUv * " I_COLORS"[0].xy;\n");
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WRITE(p," sampleUv.y = " I_COLORS"[1].y - sampleUv.y;\n");
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WRITE(p, " sampleUv = sampleUv + " I_COLORS"[1].zw;\n");
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}
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void WriteSampleColor(char*& p, const char* colorComp, const char* dest, API_TYPE ApiType)
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{
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// the increment of sampleUv.x is delayed, so we perform it here. see WriteIncrementSampleX.
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const char* texSampleIncrementUnit = I_COLORS"[0].x";
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WRITE(p, " %s = texture(samp0, (sampleUv + float2(%d.0 * (%s), 0.0)) / textureSize(samp0, 0)).%s;\n",
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dest, s_incrementSampleXCount, texSampleIncrementUnit, colorComp);
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WRITE(p,
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"{\n"
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"float2 uv = sampleUv + int2(%d,0);\n" // pixel offset
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"uv *= " I_COLORS".w;\n" // scale by two (if wanted)
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"uv += " I_COLORS".xy;\n" // move to copyed rect
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"uv += float2(0.5, 0.5);\n" // move center of pixel
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"uv /= float2(%d, %d);\n" // normlize to [0:1]
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"uv.y = 1-uv.y;\n" // ogl foo (disable this line for d3d)
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"%s = texture(samp0, uv).%s;\n"
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"}\n",
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s_incrementSampleXCount, EFB_WIDTH, EFB_HEIGHT, dest, colorComp
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);
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}
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void WriteColorToIntensity(char*& p, const char* src, const char* dest)
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