From e62b6a10bcebae9fe6cb8fe81e95941ac06f13cd Mon Sep 17 00:00:00 2001 From: Chris Forbes Date: Sun, 16 Dec 2012 19:50:26 +1300 Subject: [PATCH] i965: add support for multisample textures V2: - Fix for state moving from texobj to image - Rebased onto Paul's logical/physical cleanup - Fixed missing quantization of sample count - Fold in IMS renderbuffer wrapper fixes from later in the series - Use correct physical slice offset for UMS/CMS surfaces on Gen7 Signed-off-by: Chris Forbes Reviewed-by: Paul Berry --- src/mesa/drivers/dri/i965/brw_tex_layout.c | 1 + src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 2 ++ src/mesa/drivers/dri/intel/intel_fbo.c | 24 +++++++++++++++++++++--- src/mesa/drivers/dri/intel/intel_mipmap_tree.c | 24 +++++++++++++++++++++--- src/mesa/drivers/dri/intel/intel_tex.c | 9 +++++++++ src/mesa/drivers/dri/intel/intel_tex_image.c | 2 +- 6 files changed, 55 insertions(+), 7 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_tex_layout.c b/src/mesa/drivers/dri/i965/brw_tex_layout.c index 1428396..d28e5af 100644 --- a/src/mesa/drivers/dri/i965/brw_tex_layout.c +++ b/src/mesa/drivers/dri/i965/brw_tex_layout.c @@ -168,6 +168,7 @@ brw_miptree_layout(struct intel_context *intel, struct intel_mipmap_tree *mt) case GL_TEXTURE_2D_ARRAY: case GL_TEXTURE_1D_ARRAY: + case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: brw_miptree_layout_texture_array(intel, mt); break; diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index 587ad05..267d00b 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -60,6 +60,8 @@ translate_tex_target(GLenum target) case GL_TEXTURE_2D: case GL_TEXTURE_2D_ARRAY_EXT: case GL_TEXTURE_EXTERNAL_OES: + case GL_TEXTURE_2D_MULTISAMPLE: + case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: return BRW_SURFACE_2D; case GL_TEXTURE_3D: diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c index 9a9bb9f..7186978 100644 --- a/src/mesa/drivers/dri/intel/intel_fbo.c +++ b/src/mesa/drivers/dri/intel/intel_fbo.c @@ -499,15 +499,33 @@ intel_renderbuffer_update_wrapper(struct intel_context *intel, rb->Format = image->TexFormat; rb->InternalFormat = image->InternalFormat; rb->_BaseFormat = image->_BaseFormat; - rb->Width = mt->level[level].width; - rb->Height = mt->level[level].height; + rb->NumSamples = mt->num_samples; + + if (mt->msaa_layout != INTEL_MSAA_LAYOUT_NONE) { + assert(level == 0); + rb->Width = mt->logical_width0; + rb->Height = mt->logical_height0; + } + else { + rb->Width = mt->level[level].width; + rb->Height = mt->level[level].height; + } rb->Delete = intel_delete_renderbuffer; rb->AllocStorage = intel_nop_alloc_storage; intel_miptree_check_level_layer(mt, level, layer); irb->mt_level = level; - irb->mt_layer = layer; + + switch (mt->msaa_layout) { + case INTEL_MSAA_LAYOUT_UMS: + case INTEL_MSAA_LAYOUT_CMS: + irb->mt_layer = layer * mt->num_samples; + break; + + default: + irb->mt_layer = layer; + } intel_miptree_reference(&irb->mt, mt); diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c index ee058a1..749508f8 100644 --- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c +++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c @@ -624,9 +624,27 @@ intel_miptree_match_image(struct intel_mipmap_tree *mt, * minification. This will also catch images not present in the * tree, changed targets, etc. */ - if (width != mt->level[level].width || - height != mt->level[level].height || - depth != mt->level[level].depth) + if (mt->target == GL_TEXTURE_2D_MULTISAMPLE || + mt->target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY) { + /* nonzero level here is always bogus */ + assert(level == 0); + + if (width != mt->logical_width0 || + height != mt->logical_height0 || + depth != mt->logical_depth0) { + return false; + } + } + else { + /* all normal textures, renderbuffers, etc */ + if (width != mt->level[level].width || + height != mt->level[level].height || + depth != mt->level[level].depth) { + return false; + } + } + + if (image->NumSamples != mt->num_samples) return false; return true; diff --git a/src/mesa/drivers/dri/intel/intel_tex.c b/src/mesa/drivers/dri/intel/intel_tex.c index a2a3693..1564f6c 100644 --- a/src/mesa/drivers/dri/intel/intel_tex.c +++ b/src/mesa/drivers/dri/intel/intel_tex.c @@ -7,6 +7,7 @@ #include "intel_context.h" #include "intel_mipmap_tree.h" #include "intel_tex.h" +#include "intel_fbo.h" #define FILE_DEBUG_FLAG DEBUG_TEXTURE @@ -63,6 +64,13 @@ intel_alloc_texture_image_buffer(struct gl_context *ctx, assert(image->Border == 0); + /* Quantize sample count */ + if (image->NumSamples) { + image->NumSamples = intel_quantize_num_samples(intel->intelScreen, image->NumSamples); + if (!image->NumSamples) + return false; + } + /* Because the driver uses AllocTextureImageBuffer() internally, it may end * up mismatched with FreeTextureImageBuffer(), but that is safe to call * multiple times. @@ -73,6 +81,7 @@ intel_alloc_texture_image_buffer(struct gl_context *ctx, switch (texobj->Target) { case GL_TEXTURE_3D: case GL_TEXTURE_2D_ARRAY: + case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: slices = image->Depth; break; case GL_TEXTURE_1D_ARRAY: diff --git a/src/mesa/drivers/dri/intel/intel_tex_image.c b/src/mesa/drivers/dri/intel/intel_tex_image.c index d227ee5..63a1be0 100644 --- a/src/mesa/drivers/dri/intel/intel_tex_image.c +++ b/src/mesa/drivers/dri/intel/intel_tex_image.c @@ -104,7 +104,7 @@ intel_miptree_create_for_teximage(struct intel_context *intel, height, depth, expect_accelerated_upload, - 0 /* num_samples */, + intelImage->base.Base.NumSamples, false /* force_y_tiling */); } -- 2.7.4