1fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian/************************************************************************** 2fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * 3fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * All Rights Reserved. 5fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * 6fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Permission is hereby granted, free of charge, to any person obtaining a 7fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * copy of this software and associated documentation files (the 8fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * "Software"), to deal in the Software without restriction, including 9fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * without limitation the rights to use, copy, modify, merge, publish, 10fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * distribute, sub license, and/or sell copies of the Software, and to 11fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * permit persons to whom the Software is furnished to do so, subject to 12fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * the following conditions: 13fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * 14fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * The above copyright notice and this permission notice (including the 15fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * next paragraph) shall be included in all copies or substantial portions 16fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * of the Software. 17fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * 18fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * 26fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian **************************************************************************/ 27fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 28fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian /* 29fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Authors: 30fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Keith Whitwell <keith@tungstengraphics.com> 31fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Brian Paul 32fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian */ 33fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 34fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian#include "st_context.h" 35fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian#include "st_atom.h" 36162b3ad94d52b28d83462202952987012387e12fMarek Olšák#include "st_cb_bitmap.h" 37f5713c7d2e7ba8e1170fd9b1dd95379662ab6117Brian#include "st_cb_fbo.h" 381a82d9648b3db780e58e4966924157542d148c58Brian Paul#include "st_texture.h" 39fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian#include "pipe/p_context.h" 407d95efde0a0e13e13c59444703bc47eb13926385Brian#include "cso_cache/cso_context.h" 41683e35f726a182ed9fc6b6d5cb07146eebe14deaKeith Whitwell#include "util/u_math.h" 4228486880ca3ec39419ccee0cb1a3bedc9ef7117cJosé Fonseca#include "util/u_inlines.h" 4321b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie#include "util/u_format.h" 44fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 451a82d9648b3db780e58e4966924157542d148c58Brian Paul 461a82d9648b3db780e58e4966924157542d148c58Brian Paul/** 471a82d9648b3db780e58e4966924157542d148c58Brian Paul * When doing GL render to texture, we have to be sure that finalize_texture() 48287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell * didn't yank out the pipe_resource that we earlier created a surface for. 491a82d9648b3db780e58e4966924157542d148c58Brian Paul * Check for that here and create a new surface if needed. 501a82d9648b3db780e58e4966924157542d148c58Brian Paul */ 511a82d9648b3db780e58e4966924157542d148c58Brian Paulstatic void 521a82d9648b3db780e58e4966924157542d148c58Brian Paulupdate_renderbuffer_surface(struct st_context *st, 531a82d9648b3db780e58e4966924157542d148c58Brian Paul struct st_renderbuffer *strb) 541a82d9648b3db780e58e4966924157542d148c58Brian Paul{ 554c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct pipe_context *pipe = st->pipe; 5651e41a0d894109249448ecc6a6bfc09e095acadaChristoph Bumiller struct pipe_resource *resource = strb->rtt ? strb->rtt->pt : strb->texture; 571a82d9648b3db780e58e4966924157542d148c58Brian Paul int rtt_width = strb->Base.Width; 581a82d9648b3db780e58e4966924157542d148c58Brian Paul int rtt_height = strb->Base.Height; 5921b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie enum pipe_format format = st->ctx->Color.sRGBEnabled ? resource->format : util_format_linear(resource->format); 601a82d9648b3db780e58e4966924157542d148c58Brian Paul 611a82d9648b3db780e58e4966924157542d148c58Brian Paul if (!strb->surface || 6221b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie strb->surface->format != format || 63287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell strb->surface->texture != resource || 641a82d9648b3db780e58e4966924157542d148c58Brian Paul strb->surface->width != rtt_width || 651a82d9648b3db780e58e4966924157542d148c58Brian Paul strb->surface->height != rtt_height) { 666c534b830c6f5427c391c5225c34561141c201baMichal Krol GLuint level; 671a82d9648b3db780e58e4966924157542d148c58Brian Paul /* find matching mipmap level size */ 68287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell for (level = 0; level <= resource->last_level; level++) { 69287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell if (u_minify(resource->width0, level) == rtt_width && 70287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell u_minify(resource->height0, level) == rtt_height) { 714c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct pipe_surface surf_tmpl; 724c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger memset(&surf_tmpl, 0, sizeof(surf_tmpl)); 7321b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie surf_tmpl.format = format; 744c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 754c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.level = level; 764c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.first_layer = strb->rtt_face + strb->rtt_slice; 774c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.last_layer = strb->rtt_face + strb->rtt_slice; 781a82d9648b3db780e58e4966924157542d148c58Brian Paul 791a82d9648b3db780e58e4966924157542d148c58Brian Paul pipe_surface_reference(&strb->surface, NULL); 801a82d9648b3db780e58e4966924157542d148c58Brian Paul 814c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger strb->surface = pipe->create_surface(pipe, 824c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger resource, 834c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger &surf_tmpl); 841a82d9648b3db780e58e4966924157542d148c58Brian Paul#if 0 851a82d9648b3db780e58e4966924157542d148c58Brian Paul printf("-- alloc new surface %d x %d into tex %p\n", 861a82d9648b3db780e58e4966924157542d148c58Brian Paul strb->surface->width, strb->surface->height, 871a82d9648b3db780e58e4966924157542d148c58Brian Paul texture); 881a82d9648b3db780e58e4966924157542d148c58Brian Paul#endif 891a82d9648b3db780e58e4966924157542d148c58Brian Paul break; 901a82d9648b3db780e58e4966924157542d148c58Brian Paul } 911a82d9648b3db780e58e4966924157542d148c58Brian Paul } 921a82d9648b3db780e58e4966924157542d148c58Brian Paul } 931a82d9648b3db780e58e4966924157542d148c58Brian Paul} 941a82d9648b3db780e58e4966924157542d148c58Brian Paul 951a82d9648b3db780e58e4966924157542d148c58Brian Paul 96fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian/** 97fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * Update framebuffer state (color, depth, stencil, etc. buffers) 98fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian */ 99fe1f94f26c5cb43934513a38f60bf00aa542e64cBrianstatic void 100fe1f94f26c5cb43934513a38f60bf00aa542e64cBrianupdate_framebuffer_state( struct st_context *st ) 101fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian{ 10211c34dc644fe58b8178ab9142929a6685e3c0848Brian Paul struct pipe_framebuffer_state *framebuffer = &st->state.framebuffer; 103fd3876e9e3fb17df61dbf45d400796d682a8fbe0Brian struct gl_framebuffer *fb = st->ctx->DrawBuffer; 104f5713c7d2e7ba8e1170fd9b1dd95379662ab6117Brian struct st_renderbuffer *strb; 105b66ee9e32fa044b39588df67c00858bbab64f13dKeith Whitwell GLuint i; 106fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 107162b3ad94d52b28d83462202952987012387e12fMarek Olšák st_flush_bitmap_cache(st); 108162b3ad94d52b28d83462202952987012387e12fMarek Olšák 109162b3ad94d52b28d83462202952987012387e12fMarek Olšák st->state.fb_orientation = st_fb_orientation(fb); 1103a4ece89a799a7c699be229a6d965d4820af0196Brian framebuffer->width = fb->Width; 1113a4ece89a799a7c699be229a6d965d4820af0196Brian framebuffer->height = fb->Height; 1123a4ece89a799a7c699be229a6d965d4820af0196Brian 1131a82d9648b3db780e58e4966924157542d148c58Brian Paul /*printf("------ fb size %d x %d\n", fb->Width, fb->Height);*/ 1141a82d9648b3db780e58e4966924157542d148c58Brian Paul 115fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian /* Examine Mesa's ctx->DrawBuffer->_ColorDrawBuffers state 116fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian * to determine which surfaces to draw to 117fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian */ 1182299f21f8da816fc4588492965e7dac422da1a96Zack Rusin framebuffer->nr_cbufs = 0; 119b66ee9e32fa044b39588df67c00858bbab64f13dKeith Whitwell for (i = 0; i < fb->_NumColorDrawBuffers; i++) { 120b66ee9e32fa044b39588df67c00858bbab64f13dKeith Whitwell strb = st_renderbuffer(fb->_ColorDrawBuffers[i]); 1211a82d9648b3db780e58e4966924157542d148c58Brian Paul 122264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane if (strb) { 123264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane /*printf("--------- framebuffer surface rtt %p\n", strb->rtt);*/ 12451e41a0d894109249448ecc6a6bfc09e095acadaChristoph Bumiller if (strb->rtt || 12551e41a0d894109249448ecc6a6bfc09e095acadaChristoph Bumiller (strb->texture && util_format_is_srgb(strb->texture->format))) { 126264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane /* rendering to a GL texture, may have to update surface */ 127264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane update_renderbuffer_surface(st, strb); 128264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane } 12980a718a63bf2fa817e346f0f5731ee9ef2e0e68bBrian Paul 130264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane if (strb->surface) { 131f104e4d666dfccda6f5ad817693216733ddede44Brian Paul pipe_surface_reference(&framebuffer->cbufs[framebuffer->nr_cbufs], 132f104e4d666dfccda6f5ad817693216733ddede44Brian Paul strb->surface); 133264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane framebuffer->nr_cbufs++; 134264c3d218aa2fd8d06b0e91c1079e43e58d3ee7eAlan Hourihane } 135b85b315ebbe25efbd118887bdc87a562d4334fccBrian Paul strb->defined = GL_TRUE; /* we'll be drawing something */ 136e4b3c13d7a7dbd716bdf4b4d2dda8c6e579bd2d1Brian } 137fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian } 138f104e4d666dfccda6f5ad817693216733ddede44Brian Paul for (i = framebuffer->nr_cbufs; i < PIPE_MAX_COLOR_BUFS; i++) { 139f104e4d666dfccda6f5ad817693216733ddede44Brian Paul pipe_surface_reference(&framebuffer->cbufs[i], NULL); 140f104e4d666dfccda6f5ad817693216733ddede44Brian Paul } 141fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 142f104e4d666dfccda6f5ad817693216733ddede44Brian Paul /* 143f104e4d666dfccda6f5ad817693216733ddede44Brian Paul * Depth/Stencil renderbuffer/surface. 144f104e4d666dfccda6f5ad817693216733ddede44Brian Paul */ 145fd3876e9e3fb17df61dbf45d400796d682a8fbe0Brian strb = st_renderbuffer(fb->Attachment[BUFFER_DEPTH].Renderbuffer); 146f5713c7d2e7ba8e1170fd9b1dd95379662ab6117Brian if (strb) { 1472f07e1caa02c9dcdddc673e61eb91b83b82d283bBrian Paul if (strb->rtt) { 1482f07e1caa02c9dcdddc673e61eb91b83b82d283bBrian Paul /* rendering to a GL texture, may have to update surface */ 1492f07e1caa02c9dcdddc673e61eb91b83b82d283bBrian Paul update_renderbuffer_surface(st, strb); 1502f07e1caa02c9dcdddc673e61eb91b83b82d283bBrian Paul } 151f104e4d666dfccda6f5ad817693216733ddede44Brian Paul pipe_surface_reference(&framebuffer->zsbuf, strb->surface); 152ecfa794037e8be351ecfec0229d1e3b1677ae369Brian } 1538de2331e432e2ea6f978acb6c80666da99c6c4a1Brian else { 1548de2331e432e2ea6f978acb6c80666da99c6c4a1Brian strb = st_renderbuffer(fb->Attachment[BUFFER_STENCIL].Renderbuffer); 1558de2331e432e2ea6f978acb6c80666da99c6c4a1Brian if (strb) { 1568de2331e432e2ea6f978acb6c80666da99c6c4a1Brian assert(strb->surface); 157f104e4d666dfccda6f5ad817693216733ddede44Brian Paul pipe_surface_reference(&framebuffer->zsbuf, strb->surface); 1588de2331e432e2ea6f978acb6c80666da99c6c4a1Brian } 159e2a8ef4430e153589a9d1a284c8f2005a4a98410José Fonseca else 160e2a8ef4430e153589a9d1a284c8f2005a4a98410José Fonseca pipe_surface_reference(&framebuffer->zsbuf, NULL); 161ecfa794037e8be351ecfec0229d1e3b1677ae369Brian } 162ecfa794037e8be351ecfec0229d1e3b1677ae369Brian 16317249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul#ifdef DEBUG 16417249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul /* Make sure the resource binding flags were set properly */ 16517249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul for (i = 0; i < framebuffer->nr_cbufs; i++) { 16617249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul assert(framebuffer->cbufs[i]->texture->bind & PIPE_BIND_RENDER_TARGET); 16717249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul } 16817249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul if (framebuffer->zsbuf) { 16917249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul assert(framebuffer->zsbuf->texture->bind & PIPE_BIND_DEPTH_STENCIL); 17017249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul } 17117249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul#endif 17217249ae8e0e459dea250733a0b3e45036cdb67bdBrian Paul 17311c34dc644fe58b8178ab9142929a6685e3c0848Brian Paul cso_set_framebuffer(st->cso_context, framebuffer); 174fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian} 175fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 176fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 177fe1f94f26c5cb43934513a38f60bf00aa542e64cBrianconst struct st_tracked_state st_update_framebuffer = { 17854507125e735ffa595e252282eaabf38095c21e1Alan Hourihane "st_update_framebuffer", /* name */ 17954507125e735ffa595e252282eaabf38095c21e1Alan Hourihane { /* dirty */ 18054507125e735ffa595e252282eaabf38095c21e1Alan Hourihane _NEW_BUFFERS, /* mesa */ 1811a82d9648b3db780e58e4966924157542d148c58Brian Paul ST_NEW_FRAMEBUFFER, /* st */ 182fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian }, 18354507125e735ffa595e252282eaabf38095c21e1Alan Hourihane update_framebuffer_state /* update */ 184fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian}; 185fe1f94f26c5cb43934513a38f60bf00aa542e64cBrian 186