diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2003-08-06 17:59:57 +0000 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2003-08-06 17:59:57 +0000 |
commit | adbec39bbf671ad80f6c557801e274cac0d305fa (patch) | |
tree | 960cdbd81d99be77828e635f2f70cdf46c8727fd /src/mesa/drivers/dri/r200/r200_maos_arrays.c | |
parent | a7ea785a104a2254ace3b17ff0bde8231295f0fa (diff) |
r200 driver, brought over by Jon Smirl
Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_maos_arrays.c')
-rw-r--r-- | src/mesa/drivers/dri/r200/r200_maos_arrays.c | 478 |
1 files changed, 478 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_maos_arrays.c b/src/mesa/drivers/dri/r200/r200_maos_arrays.c new file mode 100644 index 0000000000..f2abaff3af --- /dev/null +++ b/src/mesa/drivers/dri/r200/r200_maos_arrays.c @@ -0,0 +1,478 @@ +/* $XFree86$ */ +/************************************************************************** +Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + +The Weather Channel (TM) funded Tungsten Graphics to develop the +initial release of the Radeon 8500 driver under the XFree86 license. +This notice must be preserved. + +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 (including the +next paragraph) 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 THE COPYRIGHT OWNER(S) 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. + +**************************************************************************/ + +/* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + +#include "glheader.h" +#include "mtypes.h" +#include "colormac.h" +#include "imports.h" +#include "macros.h" + +#include "swrast_setup/swrast_setup.h" +#include "math/m_translate.h" +#include "tnl/tnl.h" +#include "tnl/t_context.h" +#include "tnl/t_imm_debug.h" + +#include "r200_context.h" +#include "r200_ioctl.h" +#include "r200_state.h" +#include "r200_swtcl.h" +#include "r200_maos.h" + +/* Usage: + * - from r200_tcl_render + * - call r200EmitArrays to ensure uptodate arrays in dma + * - emit primitives (new type?) which reference the data + * -- need to use elts for lineloop, quads, quadstrip/flat + * -- other primitives are all well-formed (need tristrip-1,fake-poly) + * + */ +static void emit_ubyte_rgba3( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int stride, + int count ) +{ + int i; + r200_color_t *out = (r200_color_t *)(rvb->start + rvb->address); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d stride %d out %p\n", + __FUNCTION__, count, stride, out); + + for (i = 0; i < count; i++) { + out->red = *data; + out->green = *(data+1); + out->blue = *(data+2); + out->alpha = 0xFF; + out++; + data += stride; + } +} + + +#if defined(USE_X86_ASM) +#define COPY_DWORDS( dst, src, nr ) \ +do { \ + int __tmp; \ + __asm__ __volatile__( "rep ; movsl" \ + : "=%c" (__tmp), "=D" (dst), "=S" (__tmp) \ + : "0" (nr), \ + "D" ((long)dst), \ + "S" ((long)src) ); \ +} while (0) +#else +#define COPY_DWORDS( dst, src, nr ) \ +do { \ + int j; \ + for ( j = 0 ; j < nr ; j++ ) \ + dst[j] = ((int *)src)[j]; \ + dst += nr; \ +} while (0) +#endif + + + +static void emit_ubyte_rgba4( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int stride, + int count ) +{ + int i; + int *out = (int *)(rvb->address + rvb->start); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d stride %d\n", + __FUNCTION__, count, stride); + + if (stride == 4) { + for (i = 0; i < count; i++) + ((int *)out)[i] = LE32_TO_CPU(((int *)data)[i]); + } else { + for (i = 0; i < count; i++) { + *(int *)out++ = LE32_TO_CPU(*(int *)data); + data += stride; + } + } +} + + +static void emit_ubyte_rgba( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int size, + int stride, + int count ) +{ + r200ContextPtr rmesa = R200_CONTEXT(ctx); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s %d/%d\n", __FUNCTION__, count, size); + + assert (!rvb->buf); + + if (stride == 0) { + r200AllocDmaRegion( rmesa, rvb, 4, 4 ); + count = 1; + rvb->aos_start = GET_START(rvb); + rvb->aos_stride = 0; + rvb->aos_size = 1; + } + else { + r200AllocDmaRegion( rmesa, rvb, 4 * count, 4 ); /* alignment? */ + rvb->aos_start = GET_START(rvb); + rvb->aos_stride = 1; + rvb->aos_size = 1; + } + + /* Emit the data + */ + switch (size) { + case 3: + emit_ubyte_rgba3( ctx, rvb, data, stride, count ); + break; + case 4: + emit_ubyte_rgba4( ctx, rvb, data, stride, count ); + break; + default: + assert(0); + exit(1); + break; + } +} + + + + +static void emit_vec8( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int stride, + int count ) +{ + int i; + int *out = (int *)(rvb->address + rvb->start); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d stride %d\n", + __FUNCTION__, count, stride); + + if (stride == 8) + COPY_DWORDS( out, data, count*2 ); + else + for (i = 0; i < count; i++) { + out[0] = *(int *)data; + out[1] = *(int *)(data+4); + out += 2; + data += stride; + } +} + +static void emit_vec12( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int stride, + int count ) +{ + int i; + int *out = (int *)(rvb->address + rvb->start); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d stride %d out %p data %p\n", + __FUNCTION__, count, stride, out, data); + + if (stride == 12) + COPY_DWORDS( out, data, count*3 ); + else + for (i = 0; i < count; i++) { + out[0] = *(int *)data; + out[1] = *(int *)(data+4); + out[2] = *(int *)(data+8); + out += 3; + data += stride; + } +} + +static void emit_vec16( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int stride, + int count ) +{ + int i; + int *out = (int *)(rvb->address + rvb->start); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d stride %d\n", + __FUNCTION__, count, stride); + + if (stride == 16) + COPY_DWORDS( out, data, count*4 ); + else + for (i = 0; i < count; i++) { + out[0] = *(int *)data; + out[1] = *(int *)(data+4); + out[2] = *(int *)(data+8); + out[3] = *(int *)(data+12); + out += 4; + data += stride; + } +} + + +static void emit_vector( GLcontext *ctx, + struct r200_dma_region *rvb, + char *data, + int size, + int stride, + int count ) +{ + r200ContextPtr rmesa = R200_CONTEXT(ctx); + + if (R200_DEBUG & DEBUG_VERTS) + fprintf(stderr, "%s count %d size %d stride %d\n", + __FUNCTION__, count, size, stride); + + assert (!rvb->buf); + + if (stride == 0) { + r200AllocDmaRegion( rmesa, rvb, size * 4, 4 ); + count = 1; + rvb->aos_start = GET_START(rvb); + rvb->aos_stride = 0; + rvb->aos_size = size; + } + else { + r200AllocDmaRegion( rmesa, rvb, size * count * 4, 4 ); /* alignment? */ + rvb->aos_start = GET_START(rvb); + rvb->aos_stride = size; + rvb->aos_size = size; + } + + /* Emit the data + */ + switch (size) { + case 2: + emit_vec8( ctx, rvb, data, stride, count ); + break; + case 3: + emit_vec12( ctx, rvb, data, stride, count ); + break; + case 4: + emit_vec16( ctx, rvb, data, stride, count ); + break; + default: + assert(0); + exit(1); + break; + } + +} + + + +/* Emit any changed arrays to new agp memory, re-emit a packet to + * update the arrays. + */ +void r200EmitArrays( GLcontext *ctx, GLuint inputs ) +{ + r200ContextPtr rmesa = R200_CONTEXT( ctx ); + struct vertex_buffer *VB = &TNL_CONTEXT( ctx )->vb; + struct r200_dma_region **component = rmesa->tcl.aos_components; + GLuint nr = 0; + GLuint vfmt0 = 0, vfmt1 = 0; + GLuint count = VB->Count; + + if (R200_DEBUG & DEBUG_VERTS) + _tnl_print_vert_flags( __FUNCTION__, inputs ); + + if (1) { + if (!rmesa->tcl.obj.buf) + emit_vector( ctx, + &rmesa->tcl.obj, + (char *)VB->ObjPtr->data, + VB->ObjPtr->size, + VB->ObjPtr->stride, + count); + + switch( VB->ObjPtr->size ) { + case 4: vfmt0 |= R200_VTX_W0; + case 3: vfmt0 |= R200_VTX_Z0; + case 2: + default: + break; + } + component[nr++] = &rmesa->tcl.obj; + } + + + if (inputs & VERT_BIT_NORMAL) { + if (!rmesa->tcl.norm.buf) + emit_vector( ctx, + &(rmesa->tcl.norm), + (char *)VB->NormalPtr->data, + 3, + VB->NormalPtr->stride, + count); + + vfmt0 |= R200_VTX_N0; + component[nr++] = &rmesa->tcl.norm; + } + + if (inputs & VERT_BIT_COLOR0) { + if (VB->ColorPtr[0]->Type == GL_UNSIGNED_BYTE) { + if (!rmesa->tcl.rgba.buf) + emit_ubyte_rgba( ctx, + &rmesa->tcl.rgba, + (char *)VB->ColorPtr[0]->Ptr, + VB->ColorPtr[0]->Size, + VB->ColorPtr[0]->StrideB, + count); + + vfmt0 |= R200_VTX_PK_RGBA << R200_VTX_COLOR_0_SHIFT; + } + else { + int emitsize; + + if (VB->ColorPtr[0]->Size == 4 && + (VB->ColorPtr[0]->StrideB != 0 || + ((GLfloat *)VB->ColorPtr[0]->Ptr)[3] != 1.0)) { + vfmt0 |= R200_VTX_FP_RGBA << R200_VTX_COLOR_0_SHIFT; + emitsize = 4; + } + else { + vfmt0 |= R200_VTX_FP_RGB << R200_VTX_COLOR_0_SHIFT; + emitsize = 3; + } + + if (!rmesa->tcl.rgba.buf) + emit_vector( ctx, + &(rmesa->tcl.rgba), + (char *)VB->ColorPtr[0]->Ptr, + emitsize, + VB->ColorPtr[0]->StrideB, + count); + } + + component[nr++] = &rmesa->tcl.rgba; + } + + + if (inputs & VERT_BIT_COLOR1) { + if (!rmesa->tcl.spec.buf) { + if (VB->SecondaryColorPtr[0]->Type != GL_UNSIGNED_BYTE) + r200_import_float_spec_colors( ctx ); + + emit_ubyte_rgba( ctx, + &rmesa->tcl.spec, + (char *)VB->SecondaryColorPtr[0]->Ptr, + 3, + VB->SecondaryColorPtr[0]->StrideB, + count); + } + + /* How does this work? + */ + vfmt0 |= R200_VTX_PK_RGBA << R200_VTX_COLOR_1_SHIFT; + component[nr++] = &rmesa->tcl.spec; + } + +/* vtx = (rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] & */ +/* ~(R200_TCL_VTX_Q0|R200_TCL_VTX_Q1)); */ + + if (inputs & VERT_BIT_TEX0) { + if (!rmesa->tcl.tex[0].buf) + emit_vector( ctx, + &(rmesa->tcl.tex[0]), + (char *)VB->TexCoordPtr[0]->data, + VB->TexCoordPtr[0]->size, + VB->TexCoordPtr[0]->stride, + count ); + + vfmt1 |= VB->TexCoordPtr[0]->size << R200_VTX_TEX0_COMP_CNT_SHIFT; + component[nr++] = &rmesa->tcl.tex[0]; + } + + if (inputs & VERT_BIT_TEX1) { + if (!rmesa->tcl.tex[1].buf) + emit_vector( ctx, + &(rmesa->tcl.tex[1]), + (char *)VB->TexCoordPtr[1]->data, + VB->TexCoordPtr[1]->size, + VB->TexCoordPtr[1]->stride, + count ); + + vfmt1 |= VB->TexCoordPtr[1]->size << R200_VTX_TEX1_COMP_CNT_SHIFT; + component[nr++] = &rmesa->tcl.tex[1]; + } + + if (vfmt0 != rmesa->hw.vtx.cmd[VTX_VTXFMT_0] || + vfmt1 != rmesa->hw.vtx.cmd[VTX_VTXFMT_1]) { + R200_STATECHANGE( rmesa, vtx ); + rmesa->hw.vtx.cmd[VTX_VTXFMT_0] = vfmt0; + rmesa->hw.vtx.cmd[VTX_VTXFMT_1] = vfmt1; + } + + rmesa->tcl.nr_aos_components = nr; + rmesa->tcl.vertex_format = vfmt0; +} + + +void r200ReleaseArrays( GLcontext *ctx, GLuint newinputs ) +{ + r200ContextPtr rmesa = R200_CONTEXT( ctx ); + + if (R200_DEBUG & DEBUG_VERTS) + _tnl_print_vert_flags( __FUNCTION__, newinputs ); + + if (newinputs & VERT_BIT_POS) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.obj, __FUNCTION__ ); + + if (newinputs & VERT_BIT_NORMAL) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.norm, __FUNCTION__ ); + + if (newinputs & VERT_BIT_COLOR0) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.rgba, __FUNCTION__ ); + + if (newinputs & VERT_BIT_COLOR1) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.spec, __FUNCTION__ ); + + if (newinputs & VERT_BIT_TEX0) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[0], __FUNCTION__ ); + + if (newinputs & VERT_BIT_TEX1) + r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[1], __FUNCTION__ ); +} |