From: Vladimir Dergachev Date: Sun, 2 Jan 2005 21:53:53 +0000 (+0000) Subject: Add texture units registers X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=63fd67e561e0bf303981c0800dc2dee02ba93487;p=mesa.git Add texture units registers --- diff --git a/src/mesa/drivers/dri/r300/r300_cmdbuf.c b/src/mesa/drivers/dri/r300/r300_cmdbuf.c index f4ef0fad32b..82ad3152736 100644 --- a/src/mesa/drivers/dri/r300/r300_cmdbuf.c +++ b/src/mesa/drivers/dri/r300/r300_cmdbuf.c @@ -273,9 +273,12 @@ CHECK( vpu, vpucount(atom->cmd) ? (1 + vpucount(atom->cmd)*4) : 0 ) */ void r300InitCmdBuf(r300ContextPtr r300) { - int size; + int size, i, mtu; r300->hw.max_state_size = 0; + + mtu = r300->radeon.glCtx->Const.MaxTextureUnits; + fprintf(stderr, "Using %d maximum texture units..\n", mtu); /* Initialize state atoms */ ALLOC_STATE( vpt, always, R300_VPT_CMDSIZE, "vpt", 0 ); @@ -408,6 +411,29 @@ void r300InitCmdBuf(r300ContextPtr r300) ALLOC_STATE( vps, vpu, R300_VPS_CMDSIZE, "vps", 0 ); r300->hw.vps.cmd[R300_VPS_CMD_0] = cmdvpu(R300_PVS_UPLOAD_POINTSIZE, 1); + /* Textures */ + ALLOC_STATE( tex.filter, always, mtu, "tex_filter", 0 ); + r300->hw.tex.filter.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_FILTER_0, mtu-1); + + ALLOC_STATE( tex.unknown1, always, mtu, "tex_unknown1", 0 ); + r300->hw.tex.unknown1.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_UNK1_0, mtu-1); + + ALLOC_STATE( tex.size, always, mtu, "tex_size", 0 ); + r300->hw.tex.size.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_SIZE_0, mtu-1); + + ALLOC_STATE( tex.format, always, mtu, "tex_format", 0 ); + r300->hw.tex.format.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_FORMAT_0, mtu-1); + + ALLOC_STATE( tex.offset, always, mtu, "tex_offset", 0 ); + r300->hw.tex.offset.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_OFFSET_0, mtu-1); + + ALLOC_STATE( tex.unknown4, always, mtu, "tex_unknown4", 0 ); + r300->hw.tex.unknown4.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_UNK4_0, mtu-1); + + ALLOC_STATE( tex.unknown5, always, mtu, "tex_unknown5", 0 ); + r300->hw.tex.unknown5.cmd[R300_TEX_CMD_0] = cmducs(R300_TX_UNK5_0, mtu-1); + + /* Setup the atom linked list */ make_empty_list(&r300->hw.atomlist); r300->hw.atomlist.name = "atom-list"; @@ -477,6 +503,14 @@ void r300InitCmdBuf(r300ContextPtr r300) insert_at_tail(&r300->hw.atomlist, &r300->hw.vpp); insert_at_tail(&r300->hw.atomlist, &r300->hw.vps); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.filter); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.unknown1); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.size); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.format); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.offset); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.unknown4); + insert_at_tail(&r300->hw.atomlist, &r300->hw.tex.unknown5); + r300->hw.is_dirty = GL_TRUE; r300->hw.all_dirty = GL_TRUE; diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h index cde2669a508..b5d821225a3 100644 --- a/src/mesa/drivers/dri/r300/r300_context.h +++ b/src/mesa/drivers/dri/r300/r300_context.h @@ -66,6 +66,55 @@ static __inline__ uint32_t r300PackFloat32(float fl) return u.u; } + /* Texture related */ + +#define TEX_0 0x1 +#define TEX_1 0x2 +#define TEX_2 0x4 +#define TEX_3 0x8 +#define TEX_4 0x10 +#define TEX_5 0x20 +#define TEX_6 0x20 +#define TEX_7 0x20 +#define TEX_ALL 0xff + +typedef struct r300_tex_obj r300TexObj, *r300TexObjPtr; + +/* Texture object in locally shared texture space. + */ +struct r300_tex_obj { + driTextureObject base; + + GLuint bufAddr; /* Offset to start of locally + shared texture block */ + + GLuint dirty_state; /* Flags (1 per texunit) for + whether or not this texobj + has dirty hardware state + (pp_*) that needs to be + brought into the + texunit. */ + + drm_radeon_tex_image_t image[6][RADEON_MAX_TEXTURE_LEVELS]; + /* Six, for the cube faces */ + + + /* hardware register values */ + /* Note that R200 has 8 registers per texture and R300 only 7 */ + GLuint filter; + GLuint pitch; /* one of the unknown registers.. unknown 1 ?*/ + GLuint size; /* npot only */ + GLuint format; + GLuint offset; /* Image location in texmem. + All cube faces follow. */ + GLuint unknown4; + GLuint unknown5; + /* end hardware registers */ + + GLboolean border_fallback; +}; + + /** * A block of hardware state. * @@ -233,6 +282,13 @@ struct r300_state_atom { #define R300_VPS_ZERO_3 4 #define R300_VPS_CMDSIZE 5 + /* the layout is common for all fields inside tex */ +#define R300_TEX_CMD_0 0 +#define R300_TEX_VALUE_0 1 +/* We don't really use this, instead specify mtu+1 dynamically +#define R300_TEX_CMDSIZE (MAX_TEXTURE_UNITS+1) +*/ + /** * Cache for hardware register state. */ @@ -303,6 +359,21 @@ struct r300_hw_state { struct r300_state_atom vpi; /* vp instructions */ struct r300_state_atom vpp; /* vp parameters */ struct r300_state_atom vps; /* vertex point size (?) */ + + /* 8 texture units */ + /* the state is grouped by function and not by + texture unit. This makes single unit updates + really awkward - we are much better off + updating the whole thing at once */ + struct { + struct r300_state_atom filter; + struct r300_state_atom unknown1; + struct r300_state_atom size; + struct r300_state_atom format; + struct r300_state_atom offset; + struct r300_state_atom unknown4; + struct r300_state_atom unknown5; + } tex; }; diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index 574c24081bf..a233022e6c4 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -547,8 +547,19 @@ void r300ResetHwState(r300ContextPtr r300) r300->hw.vps.cmd[R300_VPS_ZERO_1] = 0; r300->hw.vps.cmd[R300_VPS_POINTSIZE] = r300PackFloat32(1.0); r300->hw.vps.cmd[R300_VPS_ZERO_3] = 0; + + /* Initialize texture units */ + for(i=0;iradeon.glCtx->Const.MaxTextureUnits;i++){ + r300->hw.tex.filter.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.unknown1.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.size.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.format.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.offset.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.unknown4.cmd[R300_TEX_VALUE_0+i]=0x0; + r300->hw.tex.unknown5.cmd[R300_TEX_VALUE_0+i]=0x0; + } //END: TODO - + r300->hw.all_dirty = GL_TRUE; }