softpipe: Constify variables
This commit makes a lot of variables constant - this is basically done by moving the computation to variable definition. Some of them are moved into lower scopes (like in img_filter_2d_ewa). Reviewed-by: Brian Paul <brianp@vmware.com> Reviewed-by: Roland Scheidegger <sroland@vmware.com>
This commit is contained in:
parent
231687c19b
commit
2135aba8d9
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@ -135,7 +135,7 @@ wrap_nearest_repeat(float s, unsigned size, int offset, int *icoord)
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{
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/* s limited to [0,1) */
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/* i limited to [0,size-1] */
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int i = util_ifloor(s * size);
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const int i = util_ifloor(s * size);
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*icoord = repeat(i + offset, size);
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}
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@ -280,7 +280,7 @@ static void
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wrap_linear_repeat(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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float u = s * size - 0.5F;
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const float u = s * size - 0.5F;
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*icoord0 = repeat(util_ifloor(u) + offset, size);
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*icoord1 = repeat(*icoord0 + 1, size);
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*w = frac(u);
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@ -291,9 +291,8 @@ static void
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wrap_linear_clamp(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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float u = CLAMP(s * size + offset, 0.0F, (float)size);
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const float u = CLAMP(s * size + offset, 0.0F, (float)size) - 0.5f;
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u = u - 0.5f;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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*w = frac(u);
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@ -304,8 +303,7 @@ static void
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wrap_linear_clamp_to_edge(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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float u = CLAMP(s * size + offset, 0.0F, (float)size);
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u = u - 0.5f;
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const float u = CLAMP(s * size + offset, 0.0F, (float)size) - 0.5f;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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if (*icoord0 < 0)
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@ -322,8 +320,7 @@ wrap_linear_clamp_to_border(float s, unsigned size, int offset,
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{
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const float min = -0.5F;
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const float max = (float)size + 0.5F;
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float u = CLAMP(s * size + offset, min, max);
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u = u - 0.5f;
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const float u = CLAMP(s * size + offset, min, max) - 0.5f;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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*w = frac(u);
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@ -391,12 +388,8 @@ wrap_linear_mirror_clamp_to_border(float s, unsigned size, int offset,
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{
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const float min = -0.5F;
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const float max = size + 0.5F;
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float u = fabsf(s * size + offset);
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if (u <= min)
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u = min;
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else if (u >= max)
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u = max;
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u -= 0.5F;
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const float t = fabsf(s * size + offset);
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const float u = CLAMP(t, min, max) - 0.5F;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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*w = frac(u);
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@ -409,7 +402,7 @@ wrap_linear_mirror_clamp_to_border(float s, unsigned size, int offset,
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static void
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wrap_nearest_unorm_clamp(float s, unsigned size, int offset, int *icoord)
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{
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int i = util_ifloor(s);
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const int i = util_ifloor(s);
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*icoord = CLAMP(i + offset, 0, (int) size-1);
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}
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@ -442,7 +435,7 @@ wrap_linear_unorm_clamp(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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/* Not exactly what the spec says, but it matches NVIDIA output */
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float u = CLAMP(s + offset - 0.5F, 0.0f, (float) size - 1.0f);
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const float u = CLAMP(s + offset - 0.5F, 0.0f, (float) size - 1.0f);
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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*w = frac(u);
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@ -456,8 +449,7 @@ static void
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wrap_linear_unorm_clamp_to_border(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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float u = CLAMP(s + offset, -0.5F, (float) size + 0.5F);
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u -= 0.5F;
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const float u = CLAMP(s + offset, -0.5F, (float) size + 0.5F) - 0.5F;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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if (*icoord1 > (int) size - 1)
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@ -473,8 +465,7 @@ static void
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wrap_linear_unorm_clamp_to_edge(float s, unsigned size, int offset,
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int *icoord0, int *icoord1, float *w)
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{
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float u = CLAMP(s + offset, +0.5F, (float) size - 0.5F);
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u -= 0.5F;
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const float u = CLAMP(s + offset, +0.5F, (float) size - 0.5F) - 0.5F;
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*icoord0 = util_ifloor(u);
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*icoord1 = *icoord0 + 1;
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if (*icoord1 > (int) size - 1)
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@ -489,7 +480,7 @@ wrap_linear_unorm_clamp_to_edge(float s, unsigned size, int offset,
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static inline int
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coord_to_layer(float coord, unsigned first_layer, unsigned last_layer)
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{
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int c = util_ifloor(coord + 0.5F);
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const int c = util_ifloor(coord + 0.5F);
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return CLAMP(c, (int)first_layer, (int)last_layer);
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}
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@ -505,9 +496,9 @@ compute_lambda_1d(const struct sp_sampler_view *sview,
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const float p[TGSI_QUAD_SIZE])
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{
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const struct pipe_resource *texture = sview->base.texture;
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float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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float rho = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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const float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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const float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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const float rho = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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return util_fast_log2(rho);
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}
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@ -520,13 +511,13 @@ compute_lambda_2d(const struct sp_sampler_view *sview,
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const float p[TGSI_QUAD_SIZE])
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{
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const struct pipe_resource *texture = sview->base.texture;
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float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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float dtdx = fabsf(t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]);
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float dtdy = fabsf(t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]);
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float maxx = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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float maxy = MAX2(dtdx, dtdy) * u_minify(texture->height0, sview->base.u.tex.first_level);
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float rho = MAX2(maxx, maxy);
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const float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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const float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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const float dtdx = fabsf(t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]);
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const float dtdy = fabsf(t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]);
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const float maxx = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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const float maxy = MAX2(dtdx, dtdy) * u_minify(texture->height0, sview->base.u.tex.first_level);
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const float rho = MAX2(maxx, maxy);
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return util_fast_log2(rho);
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}
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@ -539,19 +530,16 @@ compute_lambda_3d(const struct sp_sampler_view *sview,
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const float p[TGSI_QUAD_SIZE])
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{
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const struct pipe_resource *texture = sview->base.texture;
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float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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float dtdx = fabsf(t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]);
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float dtdy = fabsf(t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]);
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float dpdx = fabsf(p[QUAD_BOTTOM_RIGHT] - p[QUAD_BOTTOM_LEFT]);
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float dpdy = fabsf(p[QUAD_TOP_LEFT] - p[QUAD_BOTTOM_LEFT]);
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float maxx = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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float maxy = MAX2(dtdx, dtdy) * u_minify(texture->height0, sview->base.u.tex.first_level);
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float maxz = MAX2(dpdx, dpdy) * u_minify(texture->depth0, sview->base.u.tex.first_level);
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float rho;
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rho = MAX2(maxx, maxy);
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rho = MAX2(rho, maxz);
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const float dsdx = fabsf(s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]);
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const float dsdy = fabsf(s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]);
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const float dtdx = fabsf(t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]);
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const float dtdy = fabsf(t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]);
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const float dpdx = fabsf(p[QUAD_BOTTOM_RIGHT] - p[QUAD_BOTTOM_LEFT]);
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const float dpdy = fabsf(p[QUAD_TOP_LEFT] - p[QUAD_BOTTOM_LEFT]);
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const float maxx = MAX2(dsdx, dsdy) * u_minify(texture->width0, sview->base.u.tex.first_level);
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const float maxy = MAX2(dtdx, dtdy) * u_minify(texture->height0, sview->base.u.tex.first_level);
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const float maxz = MAX2(dpdx, dpdy) * u_minify(texture->depth0, sview->base.u.tex.first_level);
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const float rho = MAX3(maxx, maxy, maxz);
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return util_fast_log2(rho);
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}
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@ -609,7 +597,7 @@ get_texel_2d(const struct sp_sampler_view *sp_sview,
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union tex_tile_address addr, int x, int y)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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if (x < 0 || x >= (int) u_minify(texture->width0, level) ||
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y < 0 || y >= (int) u_minify(texture->height0, level)) {
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@ -852,7 +840,7 @@ get_texel_3d(const struct sp_sampler_view *sp_sview,
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union tex_tile_address addr, int x, int y, int z)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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if (x < 0 || x >= (int) u_minify(texture->width0, level) ||
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y < 0 || y >= (int) u_minify(texture->height0, level) ||
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@ -872,7 +860,7 @@ get_texel_1d_array(const struct sp_sampler_view *sp_sview,
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union tex_tile_address addr, int x, int y)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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if (x < 0 || x >= (int) u_minify(texture->width0, level)) {
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return sp_samp->base.border_color.f;
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@ -890,7 +878,7 @@ get_texel_2d_array(const struct sp_sampler_view *sp_sview,
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union tex_tile_address addr, int x, int y, int layer)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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assert(layer < (int) texture->array_size);
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assert(layer >= 0);
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@ -911,7 +899,7 @@ get_texel_cube_seamless(const struct sp_sampler_view *sp_sview,
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float *corner, int layer, unsigned face)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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int new_x, new_y, max_x;
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max_x = (int) u_minify(texture->width0, level);
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@ -966,7 +954,7 @@ get_texel_cube_array(const struct sp_sampler_view *sp_sview,
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union tex_tile_address addr, int x, int y, int layer)
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
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unsigned level = addr.bits.level;
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const unsigned level = addr.bits.level;
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assert(layer < (int) texture->array_size);
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assert(layer >= 0);
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@ -1022,24 +1010,24 @@ img_filter_2d_linear_repeat_POT(const struct sp_sampler_view *sp_sview,
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const struct img_filter_args *args,
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float *rgba)
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{
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unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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int xmax = (xpot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, xpot) - 1; */
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int ymax = (ypot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, ypot) - 1; */
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const unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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const unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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const int xmax = (xpot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, xpot) - 1; */
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const int ymax = (ypot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, ypot) - 1; */
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union tex_tile_address addr;
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int c;
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float u = (args->s * xpot - 0.5F) + args->offset[0];
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float v = (args->t * ypot - 0.5F) + args->offset[1];
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const float u = (args->s * xpot - 0.5F) + args->offset[0];
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const float v = (args->t * ypot - 0.5F) + args->offset[1];
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int uflr = util_ifloor(u);
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int vflr = util_ifloor(v);
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const int uflr = util_ifloor(u);
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const int vflr = util_ifloor(v);
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float xw = u - (float)uflr;
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float yw = v - (float)vflr;
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const float xw = u - (float)uflr;
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const float yw = v - (float)vflr;
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int x0 = uflr & (xpot - 1);
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int y0 = vflr & (ypot - 1);
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const int x0 = uflr & (xpot - 1);
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const int y0 = vflr & (ypot - 1);
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const float *tx[4];
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@ -1052,8 +1040,8 @@ img_filter_2d_linear_repeat_POT(const struct sp_sampler_view *sp_sview,
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get_texel_quad_2d_no_border_single_tile(sp_sview, addr, x0, y0, tx);
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}
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else {
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unsigned x1 = (x0 + 1) & (xpot - 1);
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unsigned y1 = (y0 + 1) & (ypot - 1);
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const unsigned x1 = (x0 + 1) & (xpot - 1);
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const unsigned y1 = (y0 + 1) & (ypot - 1);
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get_texel_quad_2d_no_border(sp_sview, addr, x0, y0, x1, y1, tx);
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}
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@ -1076,20 +1064,20 @@ img_filter_2d_nearest_repeat_POT(const struct sp_sampler_view *sp_sview,
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const struct img_filter_args *args,
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float rgba[TGSI_QUAD_SIZE])
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{
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unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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const unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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const unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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const float *out;
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union tex_tile_address addr;
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int c;
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float u = args->s * xpot + args->offset[0];
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float v = args->t * ypot + args->offset[1];
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const float u = args->s * xpot + args->offset[0];
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const float v = args->t * ypot + args->offset[1];
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int uflr = util_ifloor(u);
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int vflr = util_ifloor(v);
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const int uflr = util_ifloor(u);
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const int vflr = util_ifloor(v);
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int x0 = uflr & (xpot - 1);
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int y0 = vflr & (ypot - 1);
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const int x0 = uflr & (xpot - 1);
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const int y0 = vflr & (ypot - 1);
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addr.value = 0;
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addr.bits.level = args->level;
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@ -1110,13 +1098,13 @@ img_filter_2d_nearest_clamp_POT(const struct sp_sampler_view *sp_sview,
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const struct img_filter_args *args,
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float rgba[TGSI_QUAD_SIZE])
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{
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unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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const unsigned xpot = pot_level_size(sp_sview->xpot, args->level);
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const unsigned ypot = pot_level_size(sp_sview->ypot, args->level);
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union tex_tile_address addr;
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int c;
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float u = args->s * xpot + args->offset[0];
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float v = args->t * ypot + args->offset[1];
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const float u = args->s * xpot + args->offset[0];
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const float v = args->t * ypot + args->offset[1];
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int x0, y0;
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const float *out;
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@ -1153,14 +1141,12 @@ img_filter_1d_nearest(const struct sp_sampler_view *sp_sview,
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float rgba[TGSI_QUAD_SIZE])
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{
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const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
int x;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
|
||||
addr.value = 0;
|
||||
|
@ -1185,22 +1171,20 @@ img_filter_1d_array_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width;
|
||||
int x, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int layer = coord_to_layer(args->t, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
int x;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
|
||||
addr.value = 0;
|
||||
addr.bits.level = args->level;
|
||||
|
||||
sp_samp->nearest_texcoord_s(args->s, width, args->offset[0], &x);
|
||||
layer = coord_to_layer(args->t, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
|
||||
out = get_texel_1d_array(sp_sview, sp_samp, addr, x, layer);
|
||||
for (c = 0; c < TGSI_QUAD_SIZE; c++)
|
||||
|
@ -1219,15 +1203,13 @@ img_filter_2d_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
int x, y;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1254,15 +1236,15 @@ img_filter_2d_array_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x, y, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layer = coord_to_layer(args->p, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
int x, y;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1271,8 +1253,6 @@ img_filter_2d_array_nearest(const struct sp_sampler_view *sp_sview,
|
|||
|
||||
sp_samp->nearest_texcoord_s(args->s, width, args->offset[0], &x);
|
||||
sp_samp->nearest_texcoord_t(args->t, height, args->offset[1], &y);
|
||||
layer = coord_to_layer(args->p, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
|
||||
out = get_texel_2d_array(sp_sview, sp_samp, addr, x, y, layer);
|
||||
for (c = 0; c < TGSI_QUAD_SIZE; c++)
|
||||
|
@ -1291,15 +1271,14 @@ img_filter_cube_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x, y, layerface;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layerface = args->face_id + sp_sview->base.u.tex.first_layer;
|
||||
int x, y;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1319,7 +1298,6 @@ img_filter_cube_nearest(const struct sp_sampler_view *sp_sview,
|
|||
sp_samp->nearest_texcoord_t(args->t, height, args->offset[1], &y);
|
||||
}
|
||||
|
||||
layerface = args->face_id + sp_sview->base.u.tex.first_layer;
|
||||
out = get_texel_cube_array(sp_sview, sp_samp, addr, x, y, layerface);
|
||||
for (c = 0; c < TGSI_QUAD_SIZE; c++)
|
||||
rgba[TGSI_NUM_CHANNELS*c] = out[c];
|
||||
|
@ -1336,15 +1314,17 @@ img_filter_cube_array_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x, y, layerface;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layerface =
|
||||
coord_to_layer(6 * args->p + sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer - 5) + args->face_id;
|
||||
int x, y;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1353,9 +1333,6 @@ img_filter_cube_array_nearest(const struct sp_sampler_view *sp_sview,
|
|||
|
||||
sp_samp->nearest_texcoord_s(args->s, width, args->offset[0], &x);
|
||||
sp_samp->nearest_texcoord_t(args->t, height, args->offset[1], &y);
|
||||
layerface = coord_to_layer(6 * args->p + sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer - 5) + args->face_id;
|
||||
|
||||
out = get_texel_cube_array(sp_sview, sp_samp, addr, x, y, layerface);
|
||||
for (c = 0; c < TGSI_QUAD_SIZE; c++)
|
||||
|
@ -1373,16 +1350,14 @@ img_filter_3d_nearest(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height, depth;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int depth = u_minify(texture->depth0, args->level);
|
||||
int x, y, z;
|
||||
union tex_tile_address addr;
|
||||
const float *out;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
depth = u_minify(texture->depth0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
assert(depth > 0);
|
||||
|
@ -1407,15 +1382,13 @@ img_filter_1d_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
int x0, x1;
|
||||
float xw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx0, *tx1;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
|
||||
addr.value = 0;
|
||||
|
@ -1439,23 +1412,21 @@ img_filter_1d_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width;
|
||||
int x0, x1, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int layer = coord_to_layer(args->t, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
int x0, x1;
|
||||
float xw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx0, *tx1;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
|
||||
addr.value = 0;
|
||||
addr.bits.level = args->level;
|
||||
|
||||
sp_samp->linear_texcoord_s(args->s, width, args->offset[0], &x0, &x1, &xw);
|
||||
layer = coord_to_layer(args->t, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
|
||||
tx0 = get_texel_1d_array(sp_sview, sp_samp, addr, x0, layer);
|
||||
tx1 = get_texel_1d_array(sp_sview, sp_samp, addr, x1, layer);
|
||||
|
@ -1539,16 +1510,14 @@ img_filter_2d_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
int x0, y0, x1, y1;
|
||||
float xw, yw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx[4];
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1585,16 +1554,16 @@ img_filter_2d_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x0, y0, x1, y1, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layer = coord_to_layer(args->p, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
int x0, y0, x1, y1;
|
||||
float xw, yw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx[4];
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1603,8 +1572,6 @@ img_filter_2d_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
|
||||
sp_samp->linear_texcoord_s(args->s, width, args->offset[0], &x0, &x1, &xw);
|
||||
sp_samp->linear_texcoord_t(args->t, height, args->offset[1], &y0, &y1, &yw);
|
||||
layer = coord_to_layer(args->p, sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
|
||||
tx[0] = get_texel_2d_array(sp_sview, sp_samp, addr, x0, y0, layer);
|
||||
tx[1] = get_texel_2d_array(sp_sview, sp_samp, addr, x1, y0, layer);
|
||||
|
@ -1633,8 +1600,10 @@ img_filter_cube_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x0, y0, x1, y1, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layer = sp_sview->base.u.tex.first_layer;
|
||||
int x0, y0, x1, y1;
|
||||
float xw, yw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx[4];
|
||||
|
@ -1642,9 +1611,6 @@ img_filter_cube_linear(const struct sp_sampler_view *sp_sview,
|
|||
corner2[TGSI_QUAD_SIZE], corner3[TGSI_QUAD_SIZE];
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1665,8 +1631,6 @@ img_filter_cube_linear(const struct sp_sampler_view *sp_sview,
|
|||
sp_samp->linear_texcoord_t(args->t, height, args->offset[1], &y0, &y1, &yw);
|
||||
}
|
||||
|
||||
layer = sp_sview->base.u.tex.first_layer;
|
||||
|
||||
if (sp_samp->base.seamless_cube_map) {
|
||||
tx[0] = get_texel_cube_seamless(sp_sview, addr, x0, y0, corner0, layer, args->face_id);
|
||||
tx[1] = get_texel_cube_seamless(sp_sview, addr, x1, y0, corner1, layer, args->face_id);
|
||||
|
@ -1701,8 +1665,13 @@ img_filter_cube_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height;
|
||||
int x0, y0, x1, y1, layer;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int layer =
|
||||
coord_to_layer(6 * args->p + sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer - 5);
|
||||
int x0, y0, x1, y1;
|
||||
float xw, yw; /* weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx[4];
|
||||
|
@ -1710,9 +1679,6 @@ img_filter_cube_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
corner2[TGSI_QUAD_SIZE], corner3[TGSI_QUAD_SIZE];
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
|
||||
assert(width > 0);
|
||||
assert(height > 0);
|
||||
|
||||
|
@ -1733,10 +1699,6 @@ img_filter_cube_array_linear(const struct sp_sampler_view *sp_sview,
|
|||
sp_samp->linear_texcoord_t(args->t, height, args->offset[1], &y0, &y1, &yw);
|
||||
}
|
||||
|
||||
layer = coord_to_layer(6 * args->p + sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer - 5);
|
||||
|
||||
if (sp_samp->base.seamless_cube_map) {
|
||||
tx[0] = get_texel_cube_seamless(sp_sview, addr, x0, y0, corner0, layer, args->face_id);
|
||||
tx[1] = get_texel_cube_seamless(sp_sview, addr, x1, y0, corner1, layer, args->face_id);
|
||||
|
@ -1770,17 +1732,15 @@ img_filter_3d_linear(const struct sp_sampler_view *sp_sview,
|
|||
float *rgba)
|
||||
{
|
||||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int width, height, depth;
|
||||
const int width = u_minify(texture->width0, args->level);
|
||||
const int height = u_minify(texture->height0, args->level);
|
||||
const int depth = u_minify(texture->depth0, args->level);
|
||||
int x0, x1, y0, y1, z0, z1;
|
||||
float xw, yw, zw; /* interpolation weights */
|
||||
union tex_tile_address addr;
|
||||
const float *tx00, *tx01, *tx02, *tx03, *tx10, *tx11, *tx12, *tx13;
|
||||
int c;
|
||||
|
||||
width = u_minify(texture->width0, args->level);
|
||||
height = u_minify(texture->height0, args->level);
|
||||
depth = u_minify(texture->depth0, args->level);
|
||||
|
||||
addr.value = 0;
|
||||
addr.bits.level = args->level;
|
||||
|
||||
|
@ -1826,8 +1786,8 @@ compute_lod(const struct pipe_sampler_state *sampler,
|
|||
const float lod_in[TGSI_QUAD_SIZE],
|
||||
float lod[TGSI_QUAD_SIZE])
|
||||
{
|
||||
float min_lod = sampler->min_lod;
|
||||
float max_lod = sampler->max_lod;
|
||||
const float min_lod = sampler->min_lod;
|
||||
const float max_lod = sampler->max_lod;
|
||||
uint i;
|
||||
|
||||
switch (control) {
|
||||
|
@ -1998,7 +1958,7 @@ mip_filter_linear(const struct sp_sampler_view *sp_sview,
|
|||
args.gather_comp = get_gather_component(lod_in);
|
||||
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int level0 = psview->u.tex.first_level + (int)lod[j];
|
||||
const int level0 = psview->u.tex.first_level + (int)lod[j];
|
||||
|
||||
args.s = s[j];
|
||||
args.t = t[j];
|
||||
|
@ -2093,7 +2053,7 @@ mip_filter_nearest(const struct sp_sampler_view *sp_sview,
|
|||
args.level = psview->u.tex.first_level;
|
||||
mag_filter(sp_sview, sp_samp, &args, &rgba[0][j]);
|
||||
} else {
|
||||
int level = psview->u.tex.first_level + (int)(lod[j] + 0.5F);
|
||||
const int level = psview->u.tex.first_level + (int)(lod[j] + 0.5F);
|
||||
args.level = MIN2(level, (int)psview->u.tex.last_level);
|
||||
min_filter(sp_sview, sp_samp, &args, &rgba[0][j]);
|
||||
}
|
||||
|
@ -2202,7 +2162,7 @@ mip_filter_none_no_filter_select(const struct sp_sampler_view *sp_sview,
|
|||
/* For anisotropic filtering */
|
||||
#define WEIGHT_LUT_SIZE 1024
|
||||
|
||||
static float *weightLut = NULL;
|
||||
static const float *weightLut = NULL;
|
||||
|
||||
/**
|
||||
* Creates the look-up table used to speed-up EWA sampling
|
||||
|
@ -2212,14 +2172,15 @@ create_filter_table(void)
|
|||
{
|
||||
unsigned i;
|
||||
if (!weightLut) {
|
||||
weightLut = (float *) MALLOC(WEIGHT_LUT_SIZE * sizeof(float));
|
||||
float *lut = (float *) MALLOC(WEIGHT_LUT_SIZE * sizeof(float));
|
||||
|
||||
for (i = 0; i < WEIGHT_LUT_SIZE; ++i) {
|
||||
float alpha = 2;
|
||||
float r2 = (float) i / (float) (WEIGHT_LUT_SIZE - 1);
|
||||
float weight = (float) exp(-alpha * r2);
|
||||
weightLut[i] = weight;
|
||||
const float alpha = 2;
|
||||
const float r2 = (float) i / (float) (WEIGHT_LUT_SIZE - 1);
|
||||
const float weight = (float) exp(-alpha * r2);
|
||||
lut[i] = weight;
|
||||
}
|
||||
weightLut = lut;
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -2248,15 +2209,15 @@ img_filter_2d_ewa(const struct sp_sampler_view *sp_sview,
|
|||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
|
||||
// ??? Won't the image filters blow up if level is negative?
|
||||
unsigned level0 = level > 0 ? level : 0;
|
||||
float scaling = 1.0f / (1 << level0);
|
||||
int width = u_minify(texture->width0, level0);
|
||||
int height = u_minify(texture->height0, level0);
|
||||
const unsigned level0 = level > 0 ? level : 0;
|
||||
const float scaling = 1.0f / (1 << level0);
|
||||
const int width = u_minify(texture->width0, level0);
|
||||
const int height = u_minify(texture->height0, level0);
|
||||
struct img_filter_args args;
|
||||
float ux = dudx * scaling;
|
||||
float vx = dvdx * scaling;
|
||||
float uy = dudy * scaling;
|
||||
float vy = dvdy * scaling;
|
||||
const float ux = dudx * scaling;
|
||||
const float vx = dvdx * scaling;
|
||||
const float uy = dudy * scaling;
|
||||
const float vy = dvdy * scaling;
|
||||
|
||||
/* compute ellipse coefficients to bound the region:
|
||||
* A*x*x + B*x*y + C*y*y = F.
|
||||
|
@ -2270,29 +2231,15 @@ img_filter_2d_ewa(const struct sp_sampler_view *sp_sview,
|
|||
/* assert(F > 0.0); */
|
||||
|
||||
/* Compute the ellipse's (u,v) bounding box in texture space */
|
||||
float d = -B*B+4.0f*C*A;
|
||||
float box_u = 2.0f / d * sqrtf(d*C*F); /* box_u -> half of bbox with */
|
||||
float box_v = 2.0f / d * sqrtf(A*d*F); /* box_v -> half of bbox height */
|
||||
const float d = -B*B+4.0f*C*A;
|
||||
const float box_u = 2.0f / d * sqrtf(d*C*F); /* box_u -> half of bbox with */
|
||||
const float box_v = 2.0f / d * sqrtf(A*d*F); /* box_v -> half of bbox height */
|
||||
|
||||
float rgba_temp[TGSI_NUM_CHANNELS][TGSI_QUAD_SIZE];
|
||||
float s_buffer[TGSI_QUAD_SIZE];
|
||||
float t_buffer[TGSI_QUAD_SIZE];
|
||||
float weight_buffer[TGSI_QUAD_SIZE];
|
||||
unsigned buffer_next;
|
||||
int j;
|
||||
float den; /* = 0.0F; */
|
||||
float ddq;
|
||||
float U; /* = u0 - tex_u; */
|
||||
int v;
|
||||
|
||||
/* Scale ellipse formula to directly index the Filter Lookup Table.
|
||||
* i.e. scale so that F = WEIGHT_LUT_SIZE-1
|
||||
*/
|
||||
double formScale = (double) (WEIGHT_LUT_SIZE - 1) / F;
|
||||
A *= formScale;
|
||||
B *= formScale;
|
||||
C *= formScale;
|
||||
/* F *= formScale; */ /* no need to scale F as we don't use it below here */
|
||||
|
||||
/* For each quad, the du and dx values are the same and so the ellipse is
|
||||
* also the same. Note that texel/image access can only be performed using
|
||||
|
@ -2301,7 +2248,16 @@ img_filter_2d_ewa(const struct sp_sampler_view *sp_sview,
|
|||
* using the s_buffer/t_buffer and weight_buffer. Only when the buffer is
|
||||
* full, then the pixel values are read from the image.
|
||||
*/
|
||||
ddq = 2 * A;
|
||||
const float ddq = 2 * A;
|
||||
|
||||
/* Scale ellipse formula to directly index the Filter Lookup Table.
|
||||
* i.e. scale so that F = WEIGHT_LUT_SIZE-1
|
||||
*/
|
||||
const double formScale = (double) (WEIGHT_LUT_SIZE - 1) / F;
|
||||
A *= formScale;
|
||||
B *= formScale;
|
||||
C *= formScale;
|
||||
/* F *= formScale; */ /* no need to scale F as we don't use it below here */
|
||||
|
||||
args.level = level;
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
|
@ -2309,22 +2265,23 @@ img_filter_2d_ewa(const struct sp_sampler_view *sp_sview,
|
|||
* and incrementally update the value of Ax^2+Bxy*Cy^2; when this
|
||||
* value, q, is less than F, we're inside the ellipse
|
||||
*/
|
||||
float tex_u = -0.5F + s[j] * texture->width0 * scaling;
|
||||
float tex_v = -0.5F + t[j] * texture->height0 * scaling;
|
||||
const float tex_u = -0.5F + s[j] * texture->width0 * scaling;
|
||||
const float tex_v = -0.5F + t[j] * texture->height0 * scaling;
|
||||
|
||||
int u0 = (int) floorf(tex_u - box_u);
|
||||
int u1 = (int) ceilf(tex_u + box_u);
|
||||
int v0 = (int) floorf(tex_v - box_v);
|
||||
int v1 = (int) ceilf(tex_v + box_v);
|
||||
const int u0 = (int) floorf(tex_u - box_u);
|
||||
const int u1 = (int) ceilf(tex_u + box_u);
|
||||
const int v0 = (int) floorf(tex_v - box_v);
|
||||
const int v1 = (int) ceilf(tex_v + box_v);
|
||||
const float U = u0 - tex_u;
|
||||
|
||||
float num[4] = {0.0F, 0.0F, 0.0F, 0.0F};
|
||||
buffer_next = 0;
|
||||
den = 0;
|
||||
unsigned buffer_next = 0;
|
||||
float den = 0;
|
||||
int v;
|
||||
args.face_id = faces[j];
|
||||
|
||||
U = u0 - tex_u;
|
||||
for (v = v0; v <= v1; ++v) {
|
||||
float V = v - tex_v;
|
||||
const float V = v - tex_v;
|
||||
float dq = A * (2 * U + 1) + B * V;
|
||||
float q = (C * V + B * U) * V + A * U * U;
|
||||
|
||||
|
@ -2338,7 +2295,7 @@ img_filter_2d_ewa(const struct sp_sampler_view *sp_sview,
|
|||
* should not happen, though
|
||||
*/
|
||||
const int qClamped = q >= 0.0F ? q : 0;
|
||||
float weight = weightLut[qClamped];
|
||||
const float weight = weightLut[qClamped];
|
||||
|
||||
weight_buffer[buffer_next] = weight;
|
||||
s_buffer[buffer_next] = u / ((float) width);
|
||||
|
@ -2458,12 +2415,12 @@ mip_filter_linear_aniso(const struct sp_sampler_view *sp_sview,
|
|||
float lambda;
|
||||
float lod[TGSI_QUAD_SIZE];
|
||||
|
||||
float s_to_u = u_minify(texture->width0, psview->u.tex.first_level);
|
||||
float t_to_v = u_minify(texture->height0, psview->u.tex.first_level);
|
||||
float dudx = (s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]) * s_to_u;
|
||||
float dudy = (s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]) * s_to_u;
|
||||
float dvdx = (t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]) * t_to_v;
|
||||
float dvdy = (t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]) * t_to_v;
|
||||
const float s_to_u = u_minify(texture->width0, psview->u.tex.first_level);
|
||||
const float t_to_v = u_minify(texture->height0, psview->u.tex.first_level);
|
||||
const float dudx = (s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT]) * s_to_u;
|
||||
const float dudy = (s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT]) * s_to_u;
|
||||
const float dvdx = (t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT]) * t_to_v;
|
||||
const float dvdy = (t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT]) * t_to_v;
|
||||
struct img_filter_args args;
|
||||
|
||||
if (filt_args->control == TGSI_SAMPLER_LOD_BIAS ||
|
||||
|
@ -2473,8 +2430,8 @@ mip_filter_linear_aniso(const struct sp_sampler_view *sp_sview,
|
|||
/* note: instead of working with Px and Py, we will use the
|
||||
* squared length instead, to avoid sqrt.
|
||||
*/
|
||||
float Px2 = dudx * dudx + dvdx * dvdx;
|
||||
float Py2 = dudy * dudy + dvdy * dvdy;
|
||||
const float Px2 = dudx * dudx + dvdx * dvdx;
|
||||
const float Py2 = dudy * dudy + dvdy * dvdy;
|
||||
|
||||
float Pmax2;
|
||||
float Pmin2;
|
||||
|
@ -2585,7 +2542,7 @@ mip_filter_linear_2d_linear_repeat_POT(
|
|||
compute_lambda_lod(sp_sview, sp_samp, s, t, p, lod_in, filt_args->control, lod);
|
||||
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int level0 = psview->u.tex.first_level + (int)lod[j];
|
||||
const int level0 = psview->u.tex.first_level + (int)lod[j];
|
||||
struct img_filter_args args;
|
||||
/* Catches both negative and large values of level0:
|
||||
*/
|
||||
|
@ -2605,7 +2562,7 @@ mip_filter_linear_2d_linear_repeat_POT(
|
|||
|
||||
}
|
||||
else {
|
||||
float levelBlend = frac(lod[j]);
|
||||
const float levelBlend = frac(lod[j]);
|
||||
float rgbax[TGSI_NUM_CHANNELS][TGSI_QUAD_SIZE];
|
||||
int c;
|
||||
|
||||
|
@ -2672,9 +2629,14 @@ sample_compare(const struct sp_sampler_view *sp_sview,
|
|||
int j, v;
|
||||
int k[TGSI_NUM_CHANNELS][TGSI_QUAD_SIZE];
|
||||
float pc[4];
|
||||
const struct util_format_description *format_desc;
|
||||
unsigned chan_type;
|
||||
bool is_gather = (control == TGSI_SAMPLER_GATHER);
|
||||
const struct util_format_description *format_desc =
|
||||
util_format_description(sp_sview->base.format);
|
||||
/* not entirely sure we couldn't end up with non-valid swizzle here */
|
||||
const unsigned chan_type =
|
||||
format_desc->swizzle[0] <= UTIL_FORMAT_SWIZZLE_W ?
|
||||
format_desc->channel[format_desc->swizzle[0]].type :
|
||||
UTIL_FORMAT_TYPE_FLOAT;
|
||||
const bool is_gather = (control == TGSI_SAMPLER_GATHER);
|
||||
|
||||
/**
|
||||
* Compare texcoord 'p' (aka R) against texture value 'rgba[0]'
|
||||
|
@ -2701,11 +2663,6 @@ sample_compare(const struct sp_sampler_view *sp_sview,
|
|||
pc[3] = p[3];
|
||||
}
|
||||
|
||||
format_desc = util_format_description(sp_sview->base.format);
|
||||
/* not entirely sure we couldn't end up with non-valid swizzle here */
|
||||
chan_type = format_desc->swizzle[0] <= UTIL_FORMAT_SWIZZLE_W ?
|
||||
format_desc->channel[format_desc->swizzle[0]].type :
|
||||
UTIL_FORMAT_TYPE_FLOAT;
|
||||
if (chan_type != UTIL_FORMAT_TYPE_FLOAT) {
|
||||
/*
|
||||
* clamping is a result of conversion to texture format, hence
|
||||
|
@ -3280,24 +3237,24 @@ sp_get_texels(const struct sp_sampler_view *sp_sview,
|
|||
const struct pipe_resource *texture = sp_sview->base.texture;
|
||||
int j, c;
|
||||
const float *tx;
|
||||
int width, height, depth;
|
||||
/* TODO write a better test for LOD */
|
||||
const unsigned level =
|
||||
sp_sview->base.target == PIPE_BUFFER ? 0 :
|
||||
CLAMP(lod[0] + sp_sview->base.u.tex.first_level,
|
||||
sp_sview->base.u.tex.first_level,
|
||||
sp_sview->base.u.tex.last_level);
|
||||
const int width = u_minify(texture->width0, level);
|
||||
const int height = u_minify(texture->height0, level);
|
||||
const int depth = u_minify(texture->depth0, level);
|
||||
|
||||
addr.value = 0;
|
||||
/* TODO write a better test for LOD */
|
||||
addr.bits.level = sp_sview->base.target == PIPE_BUFFER ? 0 :
|
||||
CLAMP(lod[0] + sp_sview->base.u.tex.first_level,
|
||||
sp_sview->base.u.tex.first_level,
|
||||
sp_sview->base.u.tex.last_level);
|
||||
|
||||
width = u_minify(texture->width0, addr.bits.level);
|
||||
height = u_minify(texture->height0, addr.bits.level);
|
||||
depth = u_minify(texture->depth0, addr.bits.level);
|
||||
addr.bits.level = level;
|
||||
|
||||
switch (sp_sview->base.target) {
|
||||
case PIPE_BUFFER:
|
||||
case PIPE_TEXTURE_1D:
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
const int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
tx = get_texel_2d_no_border(sp_sview, addr, x, 0);
|
||||
for (c = 0; c < 4; c++) {
|
||||
rgba[c][j] = tx[c];
|
||||
|
@ -3306,9 +3263,9 @@ sp_get_texels(const struct sp_sampler_view *sp_sview,
|
|||
break;
|
||||
case PIPE_TEXTURE_1D_ARRAY:
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
int y = CLAMP(v_j[j], sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
const int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
const int y = CLAMP(v_j[j], sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
tx = get_texel_2d_no_border(sp_sview, addr, x, y);
|
||||
for (c = 0; c < 4; c++) {
|
||||
rgba[c][j] = tx[c];
|
||||
|
@ -3318,8 +3275,8 @@ sp_get_texels(const struct sp_sampler_view *sp_sview,
|
|||
case PIPE_TEXTURE_2D:
|
||||
case PIPE_TEXTURE_RECT:
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
int y = CLAMP(v_j[j] + offset[1], 0, height - 1);
|
||||
const int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
const int y = CLAMP(v_j[j] + offset[1], 0, height - 1);
|
||||
tx = get_texel_2d_no_border(sp_sview, addr, x, y);
|
||||
for (c = 0; c < 4; c++) {
|
||||
rgba[c][j] = tx[c];
|
||||
|
@ -3328,10 +3285,10 @@ sp_get_texels(const struct sp_sampler_view *sp_sview,
|
|||
break;
|
||||
case PIPE_TEXTURE_2D_ARRAY:
|
||||
for (j = 0; j < TGSI_QUAD_SIZE; j++) {
|
||||
int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
int y = CLAMP(v_j[j] + offset[1], 0, height - 1);
|
||||
int layer = CLAMP(v_k[j], sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
const int x = CLAMP(v_i[j] + offset[0], 0, width - 1);
|
||||
const int y = CLAMP(v_j[j] + offset[1], 0, height - 1);
|
||||
const int layer = CLAMP(v_k[j], sp_sview->base.u.tex.first_layer,
|
||||
sp_sview->base.u.tex.last_layer);
|
||||
tx = get_texel_3d_no_border(sp_sview, addr, x, y, layer);
|
||||
for (c = 0; c < 4; c++) {
|
||||
rgba[c][j] = tx[c];
|
||||
|
@ -3480,7 +3437,7 @@ softpipe_create_sampler_view(struct pipe_context *pipe,
|
|||
const struct pipe_sampler_view *templ)
|
||||
{
|
||||
struct sp_sampler_view *sview = CALLOC_STRUCT(sp_sampler_view);
|
||||
struct softpipe_resource *spr = (struct softpipe_resource *)resource;
|
||||
const struct softpipe_resource *spr = (struct softpipe_resource *)resource;
|
||||
|
||||
if (sview) {
|
||||
struct pipe_sampler_view *view = &sview->base;
|
||||
|
|
Loading…
Reference in New Issue