diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/shader/slang/library/slang_common_builtin.gc | 20 | ||||
| -rw-r--r-- | src/mesa/state_tracker/st_cb_texture.c | 2 |
2 files changed, 8 insertions, 14 deletions
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc index a25ca55bc42..d75354deffe 100644 --- a/src/mesa/shader/slang/library/slang_common_builtin.gc +++ b/src/mesa/shader/slang/library/slang_common_builtin.gc @@ -605,7 +605,7 @@ float sqrt(const float x) const float nx = -x; float r; __asm float_rsq r, x; - __asm float_rcp r, r; + r = r * x; __asm vec4_cmp __retVal, nx, r, 0.0; } @@ -615,8 +615,7 @@ vec2 sqrt(const vec2 x) vec2 r; __asm float_rsq r.x, x.x; __asm float_rsq r.y, x.y; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } @@ -627,9 +626,7 @@ vec3 sqrt(const vec3 x) __asm float_rsq r.x, x.x; __asm float_rsq r.y, x.y; __asm float_rsq r.z, x.z; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } @@ -641,10 +638,7 @@ vec4 sqrt(const vec4 x) __asm float_rsq r.y, x.y; __asm float_rsq r.z, x.z; __asm float_rsq r.w, x.w; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; - __asm float_rcp r.w, r.w; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } @@ -1166,7 +1160,7 @@ float length(const vec2 v) float r; const float p = dot(v, v); // p = v.x * v.x + v.y * v.y __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal.x, r; // retVal = 1 / r + __retVal = p * r; // p * r = sqrt(p); } float length(const vec3 v) @@ -1174,7 +1168,7 @@ float length(const vec3 v) float r; const float p = dot(v, v); // p = v.x * v.x + v.y * v.y + v.z * v.z __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal, r; // retVal = 1 / r + __retVal = p * r; // p * r = sqrt(p); } float length(const vec4 v) @@ -1182,7 +1176,7 @@ float length(const vec4 v) float r; const float p = dot(v, v); // p = v.x * v.x + v.y * v.y + ... __asm float_rsq r, p; // r = 1 / sqrt(p) - __asm float_rcp __retVal, r; // retVal = 1 / r + __retVal = p * r; // p * r = sqrt(p); } diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c index 8cdd3ff2ae2..390ada5489c 100644 --- a/src/mesa/state_tracker/st_cb_texture.c +++ b/src/mesa/state_tracker/st_cb_texture.c @@ -934,7 +934,7 @@ st_get_tex_image(GLcontext * ctx, GLenum target, GLint level, GLubyte *dest; if (stImage->pt && - util_format_is_compressed(stImage->pt->format) && + util_format_is_s3tc(stImage->pt->format) && !compressed_dst) { /* Need to decompress the texture. * We'll do this by rendering a textured quad. |