X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_atom_sampler.c;h=94231cf1946f2975b4217f0314516d2f512cf003;hb=8498cb4a45e8ed53a2ee2b35d3c2cbb9963e1756;hp=3eba5b13cae1bfe0965847422687d80e59fb3175;hpb=2bbd307fa638f6d256d020ddf1cff5fc7f735fd2;p=mesa.git diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c index 3eba5b13cae..94231cf1946 100644 --- a/src/mesa/state_tracker/st_atom_sampler.c +++ b/src/mesa/state_tracker/st_atom_sampler.c @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * Copyright 2007 VMware, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -18,7 +18,7 @@ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. @@ -27,7 +27,7 @@ /* * Authors: - * Keith Whitwell + * Keith Whitwell * Brian Paul */ @@ -36,6 +36,7 @@ #include "main/mtypes.h" #include "main/glformats.h" #include "main/samplerobj.h" +#include "main/teximage.h" #include "main/texobj.h" #include "st_context.h" @@ -48,6 +49,8 @@ #include "cso_cache/cso_context.h" +#include "util/u_format.h" + /** * Convert GLenum texcoord wrap tokens to pipe tokens. @@ -128,15 +131,18 @@ convert_sampler(struct st_context *st, struct pipe_sampler_state *sampler, GLuint texUnit) { - struct gl_texture_object *texobj; + const struct gl_texture_object *texobj; struct gl_context *ctx = st->ctx; struct gl_sampler_object *msamp; + GLenum texBaseFormat; texobj = ctx->Texture.Unit[texUnit]._Current; if (!texobj) { texobj = _mesa_get_fallback_texture(ctx, TEXTURE_2D_INDEX); } + texBaseFormat = _mesa_texture_base_format(texobj); + msamp = _mesa_get_samplerobj(ctx, texUnit); memset(sampler, 0, sizeof(*sampler)); @@ -153,11 +159,8 @@ convert_sampler(struct st_context *st, sampler->lod_bias = ctx->Texture.Unit[texUnit].LodBias + msamp->LodBias; - sampler->min_lod = CLAMP(msamp->MinLod, - 0.0f, - (GLfloat) texobj->MaxLevel - texobj->BaseLevel); - sampler->max_lod = MIN2((GLfloat) texobj->MaxLevel - texobj->BaseLevel, - msamp->MaxLod); + sampler->min_lod = MAX2(msamp->MinLod, 0.0f); + sampler->max_lod = msamp->MaxLod; if (sampler->max_lod < sampler->min_lod) { /* The GL spec doesn't seem to specify what to do in this case. * Swap the values. @@ -168,32 +171,58 @@ convert_sampler(struct st_context *st, assert(sampler->min_lod <= sampler->max_lod); } + /* For non-black borders... */ if (msamp->BorderColor.ui[0] || msamp->BorderColor.ui[1] || msamp->BorderColor.ui[2] || msamp->BorderColor.ui[3]) { - struct gl_texture_image *teximg; - GLboolean is_integer = GL_FALSE; - - teximg = texobj->Image[0][texobj->BaseLevel]; - - if (teximg) { - is_integer = _mesa_is_enum_format_integer(teximg->InternalFormat); + const struct st_texture_object *stobj = st_texture_object_const(texobj); + const GLboolean is_integer = texobj->_IsIntegerFormat; + const struct pipe_sampler_view *sv = NULL; + union pipe_color_union border_color; + GLuint i; + + /* Just search for the first used view. We can do this because the + swizzle is per-texture, not per context. */ + /* XXX: clean that up to not use the sampler view at all */ + for (i = 0; i < stobj->num_sampler_views; ++i) { + if (stobj->sampler_views[i]) { + sv = stobj->sampler_views[i]; + break; + } } - st_translate_color(&msamp->BorderColor, - &sampler->border_color, - teximg ? teximg->_BaseFormat : GL_RGBA, is_integer); + if (st->apply_texture_swizzle_to_border_color && sv) { + const unsigned char swz[4] = + { + sv->swizzle_r, + sv->swizzle_g, + sv->swizzle_b, + sv->swizzle_a, + }; + + st_translate_color(&msamp->BorderColor, + &border_color, + texBaseFormat, is_integer); + + util_format_apply_color_swizzle(&sampler->border_color, + &border_color, swz, is_integer); + } else { + st_translate_color(&msamp->BorderColor, + &sampler->border_color, + texBaseFormat, is_integer); + } } sampler->max_anisotropy = (msamp->MaxAnisotropy == 1.0 ? 0 : (GLuint) msamp->MaxAnisotropy); - /* only care about ARB_shadow, not SGI shadow */ - if (msamp->CompareMode == GL_COMPARE_R_TO_TEXTURE) { + /* If sampling a depth texture and using shadow comparison */ + if ((texBaseFormat == GL_DEPTH_COMPONENT || + texBaseFormat == GL_DEPTH_STENCIL) && + msamp->CompareMode == GL_COMPARE_R_TO_TEXTURE) { sampler->compare_mode = PIPE_TEX_COMPARE_R_TO_TEXTURE; - sampler->compare_func - = st_compare_func_to_pipe(msamp->CompareFunc); + sampler->compare_func = st_compare_func_to_pipe(msamp->CompareFunc); } sampler->seamless_cube_map = @@ -216,11 +245,12 @@ update_shader_samplers(struct st_context *st, GLuint unit; GLbitfield samplers_used; const GLuint old_max = *num_samplers; + const struct pipe_sampler_state *states[PIPE_MAX_SAMPLERS]; samplers_used = prog->SamplersUsed; if (*num_samplers == 0 && samplers_used == 0x0) - return; + return; *num_samplers = 0; @@ -232,13 +262,11 @@ update_shader_samplers(struct st_context *st, const GLuint texUnit = prog->SamplerUnits[unit]; convert_sampler(st, sampler, texUnit); - + states[unit] = sampler; *num_samplers = unit + 1; - - cso_single_sampler(st->cso_context, shader_stage, unit, sampler); } else if (samplers_used != 0 || unit < old_max) { - cso_single_sampler(st->cso_context, shader_stage, unit, NULL); + states[unit] = NULL; } else { /* if we've reset all the old samplers and we have no more new ones */ @@ -246,7 +274,7 @@ update_shader_samplers(struct st_context *st, } } - cso_single_sampler_done(st->cso_context, shader_stage); + cso_set_samplers(st->cso_context, shader_stage, *num_samplers, states); } @@ -258,14 +286,14 @@ update_samplers(struct st_context *st) update_shader_samplers(st, PIPE_SHADER_FRAGMENT, &ctx->FragmentProgram._Current->Base, - ctx->Const.MaxTextureImageUnits, + ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits, st->state.samplers[PIPE_SHADER_FRAGMENT], &st->state.num_samplers[PIPE_SHADER_FRAGMENT]); update_shader_samplers(st, PIPE_SHADER_VERTEX, &ctx->VertexProgram._Current->Base, - ctx->Const.MaxVertexTextureImageUnits, + ctx->Const.Program[MESA_SHADER_VERTEX].MaxTextureImageUnits, st->state.samplers[PIPE_SHADER_VERTEX], &st->state.num_samplers[PIPE_SHADER_VERTEX]); @@ -273,10 +301,26 @@ update_samplers(struct st_context *st) update_shader_samplers(st, PIPE_SHADER_GEOMETRY, &ctx->GeometryProgram._Current->Base, - ctx->Const.MaxGeometryTextureImageUnits, + ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits, st->state.samplers[PIPE_SHADER_GEOMETRY], &st->state.num_samplers[PIPE_SHADER_GEOMETRY]); } + if (ctx->TessCtrlProgram._Current) { + update_shader_samplers(st, + PIPE_SHADER_TESS_CTRL, + &ctx->TessCtrlProgram._Current->Base, + ctx->Const.Program[MESA_SHADER_TESS_CTRL].MaxTextureImageUnits, + st->state.samplers[PIPE_SHADER_TESS_CTRL], + &st->state.num_samplers[PIPE_SHADER_TESS_CTRL]); + } + if (ctx->TessEvalProgram._Current) { + update_shader_samplers(st, + PIPE_SHADER_TESS_EVAL, + &ctx->TessEvalProgram._Current->Base, + ctx->Const.Program[MESA_SHADER_TESS_EVAL].MaxTextureImageUnits, + st->state.samplers[PIPE_SHADER_TESS_EVAL], + &st->state.num_samplers[PIPE_SHADER_TESS_EVAL]); + } }