diff options
Diffstat (limited to 'src/mesa/drivers/dri/i810/i810vb.c')
| -rw-r--r-- | src/mesa/drivers/dri/i810/i810vb.c | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i810/i810vb.c b/src/mesa/drivers/dri/i810/i810vb.c new file mode 100644 index 00000000000..ada7f6db853 --- /dev/null +++ b/src/mesa/drivers/dri/i810/i810vb.c @@ -0,0 +1,505 @@ +/* + * GLX Hardware Device Driver for Intel i810 + * Copyright (C) 1999 Keith Whitwell + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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. + * + * + */ +/* $XFree86: xc/lib/GL/mesa/src/drv/i810/i810vb.c,v 1.13 2003/03/26 20:43:48 tsi Exp $ */ + + +#include "glheader.h" +#include "mtypes.h" +#include "imports.h" +#include "macros.h" +#include "colormac.h" + +#include "swrast_setup/swrast_setup.h" +#include "tnl/t_context.h" + +#include "i810screen.h" +#include "i810_dri.h" + +#include "i810context.h" +#include "i810vb.h" +#include "i810ioctl.h" +#include "i810tris.h" +#include "i810state.h" + + +#define I810_TEX1_BIT 0x1 +#define I810_TEX0_BIT 0x2 +#define I810_RGBA_BIT 0x4 +#define I810_SPEC_BIT 0x8 +#define I810_FOG_BIT 0x10 +#define I810_XYZW_BIT 0x20 +#define I810_PTEX_BIT 0x40 +#define I810_MAX_SETUP 0x80 + +static struct { + void (*emit)( GLcontext *, GLuint, GLuint, void *, GLuint ); + interp_func interp; + copy_pv_func copy_pv; + GLboolean (*check_tex_sizes)( GLcontext *ctx ); + GLuint vertex_size; + GLuint vertex_stride_shift; + GLuint vertex_format; +} setup_tab[I810_MAX_SETUP]; + +#define TINY_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ + VF_TEXCOORD_COUNT_0 | \ + VF_RGBA_ENABLE | \ + VF_XYZ) + +#define NOTEX_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ + VF_TEXCOORD_COUNT_0 | \ + VF_SPEC_FOG_ENABLE | \ + VF_RGBA_ENABLE | \ + VF_XYZW) + +#define TEX0_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ + VF_TEXCOORD_COUNT_1 | \ + VF_SPEC_FOG_ENABLE | \ + VF_RGBA_ENABLE | \ + VF_XYZW) + +#define TEX1_VERTEX_FORMAT (GFX_OP_VERTEX_FMT | \ + VF_TEXCOORD_COUNT_2 | \ + VF_SPEC_FOG_ENABLE | \ + VF_RGBA_ENABLE | \ + VF_XYZW) + +#define PROJ_TEX1_VERTEX_FORMAT 0 +#define TEX2_VERTEX_FORMAT 0 +#define TEX3_VERTEX_FORMAT 0 +#define PROJ_TEX3_VERTEX_FORMAT 0 + +#define DO_XYZW (IND & I810_XYZW_BIT) +#define DO_RGBA (IND & I810_RGBA_BIT) +#define DO_SPEC (IND & I810_SPEC_BIT) +#define DO_FOG (IND & I810_FOG_BIT) +#define DO_TEX0 (IND & I810_TEX0_BIT) +#define DO_TEX1 (IND & I810_TEX1_BIT) +#define DO_TEX2 0 +#define DO_TEX3 0 +#define DO_PTEX (IND & I810_PTEX_BIT) + +#define VERTEX i810Vertex +#define VERTEX_COLOR i810_color_t +#define GET_VIEWPORT_MAT() I810_CONTEXT(ctx)->ViewportMatrix.m +#define GET_TEXSOURCE(n) n +#define GET_VERTEX_FORMAT() I810_CONTEXT(ctx)->Setup[I810_CTXREG_VF] +#define GET_VERTEX_STORE() I810_CONTEXT(ctx)->verts +#define GET_VERTEX_STRIDE_SHIFT() I810_CONTEXT(ctx)->vertex_stride_shift +#define GET_UBYTE_COLOR_STORE() &I810_CONTEXT(ctx)->UbyteColor +#define GET_UBYTE_SPEC_COLOR_STORE() &I810_CONTEXT(ctx)->UbyteSecondaryColor +#define INVALIDATE_STORED_VERTICES() + +#define HAVE_HW_VIEWPORT 0 +#define HAVE_HW_DIVIDE 0 +#define HAVE_RGBA_COLOR 0 +#define HAVE_TINY_VERTICES 1 +#define HAVE_NOTEX_VERTICES 1 +#define HAVE_TEX0_VERTICES 1 +#define HAVE_TEX1_VERTICES 1 +#define HAVE_TEX2_VERTICES 0 +#define HAVE_TEX3_VERTICES 0 +#define HAVE_PTEX_VERTICES 0 + +#define UNVIEWPORT_VARS GLfloat h = I810_CONTEXT(ctx)->driDrawable->h +#define UNVIEWPORT_X(x) x - SUBPIXEL_X +#define UNVIEWPORT_Y(y) - y + h + SUBPIXEL_Y +#define UNVIEWPORT_Z(z) z * (float)0xffff + +#define PTEX_FALLBACK() FALLBACK(I810_CONTEXT(ctx), I810_FALLBACK_TEXTURE, 1) + +#define IMPORT_FLOAT_COLORS i810_import_float_colors +#define IMPORT_FLOAT_SPEC_COLORS i810_import_float_spec_colors + +#define INTERP_VERTEX setup_tab[I810_CONTEXT(ctx)->SetupIndex].interp +#define COPY_PV_VERTEX setup_tab[I810_CONTEXT(ctx)->SetupIndex].copy_pv + + +/*********************************************************************** + * Generate pv-copying and translation functions * + ***********************************************************************/ + +#define TAG(x) i810_##x +#include "tnl_dd/t_dd_vb.c" + +/*********************************************************************** + * Generate vertex emit and interp functions * + ***********************************************************************/ + + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT) +#define TAG(x) x##_wg +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT) +#define TAG(x) x##_wgs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT) +#define TAG(x) x##_wgt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_wgt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_TEX0_BIT|I810_PTEX_BIT) +#define TAG(x) x##_wgpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT) +#define TAG(x) x##_wgst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ + I810_TEX1_BIT) +#define TAG(x) x##_wgst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ + I810_PTEX_BIT) +#define TAG(x) x##_wgspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT) +#define TAG(x) x##_wgf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT) +#define TAG(x) x##_wgfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT) +#define TAG(x) x##_wgft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|\ + I810_TEX1_BIT) +#define TAG(x) x##_wgft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|\ + I810_PTEX_BIT) +#define TAG(x) x##_wgfpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ + I810_TEX0_BIT) +#define TAG(x) x##_wgfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ + I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_wgfst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_XYZW_BIT|I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|\ + I810_TEX0_BIT|I810_PTEX_BIT) +#define TAG(x) x##_wgfspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_TEX0_BIT) +#define TAG(x) x##_t0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_t0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_FOG_BIT) +#define TAG(x) x##_f +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_FOG_BIT|I810_TEX0_BIT) +#define TAG(x) x##_ft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_FOG_BIT|I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_ft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT) +#define TAG(x) x##_g +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_SPEC_BIT) +#define TAG(x) x##_gs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_TEX0_BIT) +#define TAG(x) x##_gt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_gt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT) +#define TAG(x) x##_gst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_SPEC_BIT|I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_gst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT) +#define TAG(x) x##_gf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT) +#define TAG(x) x##_gfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT) +#define TAG(x) x##_gft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_TEX0_BIT|I810_TEX1_BIT) +#define TAG(x) x##_gft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|I810_TEX0_BIT) +#define TAG(x) x##_gfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (I810_RGBA_BIT|I810_FOG_BIT|I810_SPEC_BIT|I810_TEX0_BIT|\ + I810_TEX1_BIT) +#define TAG(x) x##_gfst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + + +static void init_setup_tab( void ) +{ + init_wg(); + init_wgs(); + init_wgt0(); + init_wgt0t1(); + init_wgpt0(); + init_wgst0(); + init_wgst0t1(); + init_wgspt0(); + init_wgf(); + init_wgfs(); + init_wgft0(); + init_wgft0t1(); + init_wgfpt0(); + init_wgfst0(); + init_wgfst0t1(); + init_wgfspt0(); + init_t0(); + init_t0t1(); + init_f(); + init_ft0(); + init_ft0t1(); + init_g(); + init_gs(); + init_gt0(); + init_gt0t1(); + init_gst0(); + init_gst0t1(); + init_gf(); + init_gfs(); + init_gft0(); + init_gft0t1(); + init_gfst0(); + init_gfst0t1(); +} + + + +void i810PrintSetupFlags(char *msg, GLuint flags ) +{ + fprintf(stderr, "%s(%x): %s%s%s%s%s%s\n", + msg, + (int)flags, + (flags & I810_XYZW_BIT) ? " xyzw," : "", + (flags & I810_RGBA_BIT) ? " rgba," : "", + (flags & I810_SPEC_BIT) ? " spec," : "", + (flags & I810_FOG_BIT) ? " fog," : "", + (flags & I810_TEX0_BIT) ? " tex-0," : "", + (flags & I810_TEX1_BIT) ? " tex-1," : ""); +} + + + +void i810CheckTexSizes( GLcontext *ctx ) +{ + TNLcontext *tnl = TNL_CONTEXT(ctx); + i810ContextPtr imesa = I810_CONTEXT( ctx ); + + if (!setup_tab[imesa->SetupIndex].check_tex_sizes(ctx)) { + /* Invalidate stored verts + */ + imesa->SetupNewInputs = ~0; + imesa->SetupIndex |= I810_PTEX_BIT; + + if (!imesa->Fallback && + !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) { + tnl->Driver.Render.Interp = setup_tab[imesa->SetupIndex].interp; + tnl->Driver.Render.CopyPV = setup_tab[imesa->SetupIndex].copy_pv; + } + if (imesa->Fallback) { + tnl->Driver.Render.Start(ctx); + } + } +} + +void i810BuildVertices( GLcontext *ctx, + GLuint start, + GLuint count, + GLuint newinputs ) +{ + i810ContextPtr imesa = I810_CONTEXT( ctx ); + GLubyte *v = ((GLubyte *)imesa->verts + (start<<imesa->vertex_stride_shift)); + GLuint stride = 1<<imesa->vertex_stride_shift; + + if (0) fprintf(stderr, "%s\n", __FUNCTION__); + + newinputs |= imesa->SetupNewInputs; + imesa->SetupNewInputs = 0; + + if (!newinputs) + return; + + if (newinputs & VERT_BIT_CLIP) { + setup_tab[imesa->SetupIndex].emit( ctx, start, count, v, stride ); + } else { + GLuint ind = 0; + + if (newinputs & VERT_BIT_COLOR0) + ind |= I810_RGBA_BIT; + + if (newinputs & VERT_BIT_COLOR1) + ind |= I810_SPEC_BIT; + + if (newinputs & VERT_BIT_TEX0) + ind |= I810_TEX0_BIT; + + if (newinputs & VERT_BIT_TEX1) + ind |= I810_TEX1_BIT; + + if (newinputs & VERT_BIT_FOG) + ind |= I810_FOG_BIT; + + if (imesa->SetupIndex & I810_PTEX_BIT) + ind = ~0; + + ind &= imesa->SetupIndex; + + if (ind) { + setup_tab[ind].emit( ctx, start, count, v, stride ); + } + } +} + +void i810ChooseVertexState( GLcontext *ctx ) +{ + TNLcontext *tnl = TNL_CONTEXT(ctx); + i810ContextPtr imesa = I810_CONTEXT( ctx ); + GLuint ind = I810_XYZW_BIT|I810_RGBA_BIT; + + if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) + ind |= I810_SPEC_BIT; + + if (ctx->Fog.Enabled) + ind |= I810_FOG_BIT; + + if (ctx->Texture._EnabledUnits & 0x2) + /* unit 1 enabled */ + ind |= I810_TEX1_BIT|I810_TEX0_BIT; + else if (ctx->Texture._EnabledUnits & 0x1) + /* unit 0 enabled */ + ind |= I810_TEX0_BIT; + + imesa->SetupIndex = ind; + + if (I810_DEBUG & (DEBUG_VERTS|DEBUG_STATE)) + i810PrintSetupFlags( __FUNCTION__, ind ); + + if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) { + tnl->Driver.Render.Interp = i810_interp_extras; + tnl->Driver.Render.CopyPV = i810_copy_pv_extras; + } else { + tnl->Driver.Render.Interp = setup_tab[ind].interp; + tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv; + } + + if (setup_tab[ind].vertex_format != imesa->Setup[I810_CTXREG_VF]) { + I810_STATECHANGE(imesa, I810_UPLOAD_CTX); + imesa->Setup[I810_CTXREG_VF] = setup_tab[ind].vertex_format; + imesa->vertex_size = setup_tab[ind].vertex_size; + imesa->vertex_stride_shift = setup_tab[ind].vertex_stride_shift; + } +} + + + +void i810_emit_contiguous_verts( GLcontext *ctx, + GLuint start, + GLuint count ) +{ + i810ContextPtr imesa = I810_CONTEXT(ctx); + GLuint vertex_size = imesa->vertex_size * 4; + GLuint *dest = i810AllocDmaLow( imesa, (count-start) * vertex_size); + setup_tab[imesa->SetupIndex].emit( ctx, start, count, dest, vertex_size ); +} + + + +void i810InitVB( GLcontext *ctx ) +{ + i810ContextPtr imesa = I810_CONTEXT(ctx); + GLuint size = TNL_CONTEXT(ctx)->vb.Size; + + imesa->verts = (GLubyte *)ALIGN_MALLOC(size * 4 * 16, 32); + + { + static int firsttime = 1; + if (firsttime) { + init_setup_tab(); + firsttime = 0; + } + } +} + + +void i810FreeVB( GLcontext *ctx ) +{ + i810ContextPtr imesa = I810_CONTEXT(ctx); + if (imesa->verts) { + ALIGN_FREE(imesa->verts); + imesa->verts = 0; + } + + if (imesa->UbyteSecondaryColor.Ptr) { + ALIGN_FREE(imesa->UbyteSecondaryColor.Ptr); + imesa->UbyteSecondaryColor.Ptr = 0; + } + + if (imesa->UbyteColor.Ptr) { + ALIGN_FREE(imesa->UbyteColor.Ptr); + imesa->UbyteColor.Ptr = 0; + } +} |