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Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_maos_arrays.c')
-rw-r--r--src/mesa/drivers/dri/r200/r200_maos_arrays.c530
1 files changed, 530 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 00000000000..12ea462a400
--- /dev/null
+++ b/src/mesa/drivers/dri/r200/r200_maos_arrays.c
@@ -0,0 +1,530 @@
+/* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_maos_arrays.c,v 1.3 2003/02/23 23:59:01 dawes Exp $ */
+/*
+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 "r200_context.h"
+#include "r200_ioctl.h"
+#include "r200_state.h"
+#include "r200_swtcl.h"
+#include "r200_maos.h"
+#include "r200_tcl.h"
+
+
+#if 0
+/* 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, (void *)out);
+
+ for (i = 0; i < count; i++) {
+ out->red = *data;
+ out->green = *(data+1);
+ out->blue = *(data+2);
+ out->alpha = 0xFF;
+ out++;
+ data += stride;
+ }
+}
+
+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;
+ }
+}
+#endif
+
+
+#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_vecfog( GLcontext *ctx,
+ struct r200_dma_region *rvb,
+ char *data,
+ int stride,
+ int count )
+{
+ int i;
+ GLfloat *out;
+
+ r200ContextPtr rmesa = R200_CONTEXT(ctx);
+
+ if (R200_DEBUG & DEBUG_VERTS)
+ fprintf(stderr, "%s count %d stride %d\n",
+ __FUNCTION__, count, stride);
+
+ 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, count * 4, 4 ); /* alignment? */
+ rvb->aos_start = GET_START(rvb);
+ rvb->aos_stride = 1;
+ rvb->aos_size = 1;
+ }
+
+ /* Emit the data
+ */
+ out = (GLfloat *)(rvb->address + rvb->start);
+ for (i = 0; i < count; i++) {
+ out[0] = r200ComputeFogBlendFactor( ctx, *(GLfloat *)data );
+ out++;
+ data += stride;
+ }
+
+}
+
+
+static void emit_vec4( 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)
+ COPY_DWORDS( out, data, count );
+ else
+ for (i = 0; i < count; i++) {
+ out[0] = *(int *)data;
+ out++;
+ data += stride;
+ }
+}
+
+
+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, (void *)out, (void *)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 1:
+ emit_vec4( ctx, rvb, data, stride, count );
+ break;
+ 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 GART 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;
+ GLuint i;
+
+ 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_FOG) {
+ if (!rmesa->tcl.fog.buf)
+ emit_vecfog( ctx,
+ &(rmesa->tcl.fog),
+ (char *)VB->FogCoordPtr->data,
+ VB->FogCoordPtr->stride,
+ count);
+
+ vfmt0 |= R200_VTX_DISCRETE_FOG;
+ component[nr++] = &rmesa->tcl.fog;
+ }
+
+ if (inputs & VERT_BIT_COLOR0) {
+ int emitsize;
+
+ if (VB->ColorPtr[0]->size == 4 &&
+ (VB->ColorPtr[0]->stride != 0 ||
+ VB->ColorPtr[0]->data[0][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]->data,
+ emitsize,
+ VB->ColorPtr[0]->stride,
+ count);
+
+ component[nr++] = &rmesa->tcl.rgba;
+ }
+
+
+ if (inputs & VERT_BIT_COLOR1) {
+ if (!rmesa->tcl.spec.buf) {
+ emit_vector( ctx,
+ &rmesa->tcl.spec,
+ (char *)VB->SecondaryColorPtr[0]->data,
+ 3,
+ VB->SecondaryColorPtr[0]->stride,
+ count);
+ }
+
+ /* How does this work?
+ */
+ vfmt0 |= R200_VTX_FP_RGB << R200_VTX_COLOR_1_SHIFT;
+ component[nr++] = &rmesa->tcl.spec;
+ }
+
+ for ( i = 0 ; i < ctx->Const.MaxTextureUnits ; i++ ) {
+ if (inputs & (VERT_BIT_TEX0 << i)) {
+ if (!rmesa->tcl.tex[i].buf)
+ emit_vector( ctx,
+ &(rmesa->tcl.tex[i]),
+ (char *)VB->TexCoordPtr[i]->data,
+ VB->TexCoordPtr[i]->size,
+ VB->TexCoordPtr[i]->stride,
+ count );
+
+ vfmt1 |= VB->TexCoordPtr[i]->size << (i * 3);
+ component[nr++] = &rmesa->tcl.tex[i];
+ }
+ }
+
+ 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 )
+{
+ GLuint unit;
+ 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_FOG)
+ r200ReleaseDmaRegion( rmesa, &rmesa->tcl.fog, __FUNCTION__ );
+
+ if (newinputs & VERT_BIT_COLOR0)
+ r200ReleaseDmaRegion( rmesa, &rmesa->tcl.rgba, __FUNCTION__ );
+
+ if (newinputs & VERT_BIT_COLOR1)
+ r200ReleaseDmaRegion( rmesa, &rmesa->tcl.spec, __FUNCTION__ );
+
+ for (unit = 0 ; unit < ctx->Const.MaxTextureUnits; unit++) {
+ if (newinputs & VERT_BIT_TEX(unit))
+ r200ReleaseDmaRegion( rmesa, &rmesa->tcl.tex[unit], __FUNCTION__ );
+ }
+}
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