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authorStephane Marchesin <marchesin@icps.u-strasbg.fr>2006-03-06 01:46:24 +0000
committerStephane Marchesin <marchesin@icps.u-strasbg.fr>2006-03-06 01:46:24 +0000
commitb9c4b7fc896f7ff3188065526b27707ff6e43c77 (patch)
tree3e06f08daabf7aed3172b032e27929f32ae9d944
parent4af665a843f8f3181b306711a14470a3cfe817fc (diff)
More work on the nv30 software tcl code
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_context.h6
-rw-r--r--src/mesa/drivers/dri/nouveau/nv30_tris.c318
-rw-r--r--src/mesa/drivers/dri/nouveau/nv30_tris.h10
3 files changed, 191 insertions, 143 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.h b/src/mesa/drivers/dri/nouveau/nouveau_context.h
index d287439fcf..49e22f8074 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_context.h
+++ b/src/mesa/drivers/dri/nouveau/nouveau_context.h
@@ -54,6 +54,7 @@ nouveau_fifo;
#include "tnl_dd/t_dd_vertex.h"
#undef TAG
+struct nouveau_context;
typedef void (*nouveau_tri_func)( struct nouveau_context*,
nouveauVertex *,
@@ -81,6 +82,11 @@ typedef struct nouveau_context {
/* The read-only regs */
volatile unsigned char* mmio;
+ /* State for tris */
+ GLuint vertex_size;
+ GLuint color_offset;
+ GLuint specular_offset;
+
/* The drawing fallbacks */
nouveau_tri_func* draw_tri;
nouveau_line_func* draw_line;
diff --git a/src/mesa/drivers/dri/nouveau/nv30_tris.c b/src/mesa/drivers/dri/nouveau/nv30_tris.c
index 9853b6bce9..275536c8e4 100644
--- a/src/mesa/drivers/dri/nouveau/nv30_tris.c
+++ b/src/mesa/drivers/dri/nouveau/nv30_tris.c
@@ -23,7 +23,7 @@
* DEALINGS IN THE SOFTWARE.
*/
-/* Triangles for NV30, NV40, G70 */
+/* Software TCL for NV30, NV40, G70 */
#include <stdio.h>
#include <math.h>
@@ -43,15 +43,18 @@
#include "nouveau_tris.h"
#include "nv30_tris.h"
#include "nouveau_context.h"
-#include "nouveau_state.h"
#include "nouveau_span.h"
#include "nouveau_ioctl.h"
#include "nouveau_reg.h"
#include "nouveau_tex.h"
+#include "nouveau_fifo.h"
-/* hack for now */
+/* XXX hack for now */
#define channel 1
+static void nv30RenderPrimitive( GLcontext *ctx, GLenum prim );
+static void nv30RasterPrimitive( GLcontext *ctx, GLenum rprim, GLuint hwprim );
+
/***********************************************************************
* Emit primitives as inline vertices *
@@ -63,15 +66,6 @@
#define ANY_RASTER_FLAGS (DD_TRI_LIGHT_TWOSIDE|DD_TRI_OFFSET|DD_TRI_UNFILLED)
-#define COPY_DWORDS(vb, vertsize, v) \
- do { \
- int j; \
- for (j = 0; j < vertsize; j++) \
- vb[j] = ((GLuint *)v)[j]; \
- vb += vertsize; \
- } while (0)
-#endif
-
/* the free room we want before we start a vertex batch. this is a performance-tunable */
#define NV30_MIN_PRIM_SIZE (32/4)
@@ -107,89 +101,90 @@ static inline void nv30ExtendPrimitive(struct nouveau_context* nmesa, int size)
}
}
-static inline void nv30_draw_quad(struct nouveau_context *nmesa,
+static inline void nv30_draw_quad(nouveauContextPtr nmesa,
nouveauVertexPtr v0,
nouveauVertexPtr v1,
nouveauVertexPtr v2,
nouveauVertexPtr v3)
{
- GLuint vertsize = nmesa->vertexSize;
- GLuint *vb = nv30ExtendPrimitive(nmesa, 4 * 4 * vertsize);
+ GLuint vertsize = nmesa->vertex_size;
+ nv30ExtendPrimitive(nmesa, 4 * 4 * vertsize);
- COPY_DWORDS(vb, vertsize, v0);
- COPY_DWORDS(vb, vertsize, v1);
- COPY_DWORDS(vb, vertsize, v2);
- COPY_DWORDS(vb, vertsize, v3);
+ OUT_RINGp(v0,vertsize);
+ OUT_RINGp(v1,vertsize);
+ OUT_RINGp(v2,vertsize);
+ OUT_RINGp(v3,vertsize);
}
-static inline void nv30_draw_triangle(struct nouveau_context *nmesa,
+static inline void nv30_draw_triangle(nouveauContextPtr nmesa,
nouveauVertexPtr v0,
nouveauVertexPtr v1,
nouveauVertexPtr v2)
{
- GLuint vertsize = nmesa->vertexSize;
- GLuint *vb = nv30ExtendPrimitive(nmesa, 3 * 4 * vertsize);
+ GLuint vertsize = nmesa->vertex_size;
+ nv30ExtendPrimitive(nmesa, 3 * 4 * vertsize);
- COPY_DWORDS(vb, vertsize, v0);
- COPY_DWORDS(vb, vertsize, v1);
- COPY_DWORDS(vb, vertsize, v2);
+ OUT_RINGp(v0,vertsize);
+ OUT_RINGp(v1,vertsize);
+ OUT_RINGp(v2,vertsize);
}
-static inline void nouveau_draw_line(struct nouveau_context *nmesa,
+static inline void nv30_draw_line(nouveauContextPtr nmesa,
nouveauVertexPtr v0,
nouveauVertexPtr v1)
{
- GLuint vertsize = nmesa->vertexSize;
- GLuint *vb = nv30ExtendPrimitive(nmesa, 2 * 4 * vertsize);
- COPY_DWORDS(vb, vertsize, v0);
- COPY_DWORDS(vb, vertsize, v1);
+ GLuint vertsize = nmesa->vertex_size;
+ nv30ExtendPrimitive(nmesa, 2 * 4 * vertsize);
+ OUT_RINGp(v0,vertsize);
+ OUT_RINGp(v1,vertsize);
}
-static inline void nouveau_draw_point(struct nouveau_context *nmesa,
+static inline void nv30_draw_point(nouveauContextPtr nmesa,
nouveauVertexPtr v0)
{
- GLuint vertsize = nmesa->vertexSize;
- GLuint *vb = nv30ExtendPrimitive(nmesa, 4 * vertsize);
- COPY_DWORDS(vb, vertsize, v0);
+ GLuint vertsize = nmesa->vertex_size;
+ nv30ExtendPrimitive(nmesa, 1 * 4 * vertsize);
+ OUT_RINGp(v0,vertsize);
}
+
/***********************************************************************
* Macros for nouveau_dd_tritmp.h to draw basic primitives *
***********************************************************************/
-#define TRI(a, b, c) \
- do { \
+#define TRI(a, b, c) \
+ do { \
if (DO_FALLBACK) \
- nmesa->draw_tri(nmesa, a, b, c); \
+ nmesa->draw_tri(nmesa, a, b, c); \
else \
- nouveau_draw_triangle(nmesa, a, b, c); \
+ nv30_draw_triangle(nmesa, a, b, c); \
} while (0)
-#define QUAD(a, b, c, d) \
- do { \
+#define QUAD(a, b, c, d) \
+ do { \
if (DO_FALLBACK) { \
- nmesa->draw_tri(nmesa, a, b, d); \
- nmesa->draw_tri(nmesa, b, c, d); \
+ nmesa->draw_tri(nmesa, a, b, d); \
+ nmesa->draw_tri(nmesa, b, c, d); \
} \
else \
- nouveau_draw_quad(nmesa, a, b, c, d); \
+ nv30_draw_quad(nmesa, a, b, c, d); \
} while (0)
-#define LINE(v0, v1) \
- do { \
+#define LINE(v0, v1) \
+ do { \
if (DO_FALLBACK) \
- nmesa->draw_line(nmesa, v0, v1); \
+ nmesa->draw_line(nmesa, v0, v1); \
else \
- nouveau_draw_line(nmesa, v0, v1); \
+ nv30_draw_line(nmesa, v0, v1); \
} while (0)
-#define POINT(v0) \
- do { \
- if (DO_FALLBACK) \
- nmesa->draw_point(nmesa, v0); \
- else \
- nouveau_draw_point(nmesa, v0); \
+#define POINT(v0) \
+ do { \
+ if (DO_FALLBACK) \
+ nmesa->draw_point(nmesa, v0); \
+ else \
+ nv30_draw_point(nmesa, v0); \
} while (0)
@@ -230,49 +225,39 @@ static struct {
#define VERTEX nouveauVertex
#define TAB rast_tab
-/* Only used to pull back colors into vertices (ie, we know color is
- * floating point).
- */
-#define NOUVEAU_COLOR(dst, src) \
- do { \
- dst[0] = src[2]; \
- dst[1] = src[1]; \
- dst[2] = src[0]; \
- dst[3] = src[3]; \
- } while (0)
-
-#define NOUVEAU_SPEC(dst, src) \
- do { \
- dst[0] = src[2]; \
- dst[1] = src[1]; \
- dst[2] = src[0]; \
- } while (0)
-
-#define DEPTH_SCALE nmesa->polygon_offset_scale
+#define DEPTH_SCALE 1.0
#define UNFILLED_TRI unfilled_tri
#define UNFILLED_QUAD unfilled_quad
#define VERT_X(_v) _v->v.x
#define VERT_Y(_v) _v->v.y
#define VERT_Z(_v) _v->v.z
#define AREA_IS_CCW(a) (a > 0)
-#define GET_VERTEX(e) (nmesa->verts + (e * nmesa->vertexSize * sizeof(int)))
+#define GET_VERTEX(e) (nmesa->verts + (e * nmesa->vertex_size * sizeof(int)))
#define VERT_SET_RGBA( v, c ) \
do { \
- nouveau_color_t *color = (nouveau_color_t *)&((v)->ui[coloroffset]); \
- UNCLAMPED_FLOAT_TO_UBYTE(color->red, (c)[0]); \
- UNCLAMPED_FLOAT_TO_UBYTE(color->green, (c)[1]); \
- UNCLAMPED_FLOAT_TO_UBYTE(color->blue, (c)[2]); \
- UNCLAMPED_FLOAT_TO_UBYTE(color->alpha, (c)[3]); \
+ nouveau_color_t *color = (nouveau_color_t *)&((v)->f[coloroffset]); \
+ color->red=(c)[0]; \
+ color->green=(c)[1]; \
+ color->blue=(c)[2]; \
+ color->alpha=(c)[3]; \
} while (0)
-#define VERT_COPY_RGBA( v0, v1 ) v0->ui[coloroffset] = v1->ui[coloroffset]
-
-#define VERT_SET_SPEC( v, c ) \
+#define VERT_COPY_RGBA( v0, v1 ) \
do { \
+ if (coloroffset) { \
+ v0->f[coloroffset][0] = v1->f[coloroffset][0]; \
+ v0->f[coloroffset][1] = v1->f[coloroffset][1]; \
+ v0->f[coloroffset][2] = v1->f[coloroffset][2]; \
+ v0->f[coloroffset][3] = v1->f[coloroffset][3]; \
+ } \
+ } while (0)
+
+#define VERT_SET_SPEC( v, c ) \
+ do { \
if (specoffset) { \
- nouveau_color_t *color = (nouveau_color_t *)&((v)->ui[specoffset]); \
+ nouveau_color_t *color = (nouveau_color_t *)&((v)->f[specoffset]); \
UNCLAMPED_FLOAT_TO_UBYTE(color->red, (c)[0]); \
UNCLAMPED_FLOAT_TO_UBYTE(color->green, (c)[1]); \
UNCLAMPED_FLOAT_TO_UBYTE(color->blue, (c)[2]); \
@@ -281,24 +266,24 @@ static struct {
#define VERT_COPY_SPEC( v0, v1 ) \
do { \
if (specoffset) { \
- v0->ub4[specoffset][0] = v1->ub4[specoffset][0]; \
- v0->ub4[specoffset][1] = v1->ub4[specoffset][1]; \
- v0->ub4[specoffset][2] = v1->ub4[specoffset][2]; \
+ v0->f[specoffset][0] = v1->f[specoffset][0]; \
+ v0->f[specoffset][1] = v1->f[specoffset][1]; \
+ v0->f[specoffset][2] = v1->f[specoffset][2]; \
} \
} while (0)
-#define VERT_SAVE_RGBA( idx ) color[idx] = v[idx]->ui[coloroffset]
-#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx]
-#define VERT_SAVE_SPEC( idx ) if (specoffset) spec[idx] = v[idx]->ui[specoffset]
-#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->ui[specoffset] = spec[idx]
+#define VERT_SAVE_RGBA( idx ) color[idx] = v[idx]->f[coloroffset]
+#define VERT_RESTORE_RGBA( idx ) v[idx]->f[coloroffset] = color[idx]
+#define VERT_SAVE_SPEC( idx ) if (specoffset) spec[idx] = v[idx]->f[specoffset]
+#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->f[specoffset] = spec[idx]
-#define LOCAL_VARS(n) \
- struct nouveau_context *nmesa = NOUVEAU_CONTEXT(ctx); \
-GLuint color[n], spec[n]; \
-GLuint coloroffset = nmesa->coloroffset; \
-GLuint specoffset = nmesa->specoffset; \
+#define LOCAL_VARS(n) \
+ struct nouveau_context *nmesa = NOUVEAU_CONTEXT(ctx); \
+GLuint color[n], spec[n]; \
+GLuint coloroffset = nmesa->color_offset; \
+GLuint specoffset = nmesa->specular_offset; \
(void)color; (void)spec; (void)coloroffset; (void)specoffset;
@@ -306,20 +291,20 @@ GLuint specoffset = nmesa->specoffset; \
* Helpers for rendering unfilled primitives *
***********************************************************************/
-static const GLenum hwPrim[GL_POLYGON+1] = {
- GL_POINTS,
- GL_LINES,
- GL_LINES,
- GL_LINES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES
+static const GLuint hw_prim[GL_POLYGON+1] = {
+ GL_POINTS+1,
+ GL_LINES+1,
+ GL_LINES+1,
+ GL_LINES+1,
+ GL_TRIANGLES+1,
+ GL_TRIANGLES+1,
+ GL_TRIANGLES+1,
+ GL_QUADS+1,
+ GL_QUADS+1,
+ GL_TRIANGLES+1
};
-#define RASTERIZE(x) nv30RasterPrimitive( ctx, x, hwPrim[x] )
+#define RASTERIZE(x) nv30RasterPrimitive( ctx, x, hw_prim[x] )
#define RENDER_PRIMITIVE nmesa->renderPrimitive
#define TAG(x) x
#define IND NOUVEAU_FALLBACK_BIT
@@ -447,12 +432,12 @@ static void init_rast_tab(void)
#define RENDER_LINE(v0, v1) LINE(V(v0), V(v1))
#define RENDER_TRI( v0, v1, v2) TRI( V(v0), V(v1), V(v2))
#define RENDER_QUAD(v0, v1, v2, v3) QUAD(V(v0), V(v1), V(v2), V(v3))
-#define INIT(x) nv30RasterPrimitive(ctx, x, hwPrim[x])
+#define INIT(x) nv30RasterPrimitive(ctx, x, hw_prim[x])
#undef LOCAL_VARS
#define LOCAL_VARS \
struct nouveau_context *nmesa = NOUVEAU_CONTEXT(ctx); \
GLubyte *vertptr = (GLubyte *)nmesa->verts; \
-const GLuint vertsize = nmesa->vertexSize; \
+const GLuint vertsize = nmesa->vertex_size; \
const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts; \
const GLboolean stipple = ctx->Line.StippleFlag; \
(void) elt; (void) stipple;
@@ -515,16 +500,16 @@ static void nouveauFastRenderClippedPoly(GLcontext *ctx, const GLuint *elts,
GLuint n)
{
struct nouveau_context *nmesa = NOUVEAU_CONTEXT(ctx);
- GLuint vertsize = nmesa->vertexSize;
- GLuint *vb = nouveauExtendPrimitive(nmesa, (n - 2) * 3 * 4 * vertsize);
+ GLuint vertsize = nmesa->vertex_size;
+ nv30ExtendPrimitive(nmesa, (n - 2) * 3 * 4 * vertsize);
GLubyte *vertptr = (GLubyte *)nmesa->verts;
const GLuint *start = (const GLuint *)V(elts[0]);
int i;
for (i = 2; i < n; i++) {
- COPY_DWORDS(vb, vertsize, V(elts[i - 1]));
- COPY_DWORDS(vb, vertsize, V(elts[i]));
- COPY_DWORDS(vb, vertsize, start);
+ OUT_RINGp(V(elts[i-1]),vertsize);
+ OUT_RINGp(V(elts[i]),vertsize);
+ OUT_RINGp(start,vertsize);
}
}
@@ -548,6 +533,13 @@ static void nouveauFastRenderClippedPoly(GLcontext *ctx, const GLuint *elts,
_DD_NEW_TRI_STIPPLE | \
_NEW_POLYGONSTIPPLE)
+#define EMIT_ATTR( ATTR, STYLE ) \
+do { \
+ nmesa->vertex_attrs[nmesa->vertex_attr_count].attrib = (ATTR); \
+ nmesa->vertex_attrs[nmesa->vertex_attr_count].format = (STYLE); \
+ nmesa->vertex_attr_count++; \
+} while (0)
+
static void nv30ChooseRenderState(GLcontext *ctx)
{
@@ -556,9 +548,9 @@ static void nv30ChooseRenderState(GLcontext *ctx)
GLuint flags = ctx->_TriangleCaps;
GLuint index = 0;
- nmesa->draw_point = nouveau_draw_point;
- nmesa->draw_line = nouveau_draw_line;
- nmesa->draw_tri = nouveau_draw_triangle;
+ nmesa->draw_point = nv30_draw_point;
+ nmesa->draw_line = nv30_draw_line;
+ nmesa->draw_tri = nv30_draw_triangle;
if (flags & (ANY_FALLBACK_FLAGS|ANY_RASTER_FLAGS)) {
if (flags & DD_TRI_LIGHT_TWOSIDE) index |= NOUVEAU_TWOSIDE_BIT;
@@ -609,34 +601,84 @@ static void nv30ChooseRenderState(GLcontext *ctx)
-static inline void nv30OutputVertexFormat(struct nouveau_context* mesa, GLuint index)
+static inline void nv30OutputVertexFormat(struct nouveau_context* nmesa, GLuint index)
{
- /*
- * Determine how many inputs we need in the vertex format.
- * We need to find & setup the right input "slots"
- *
- * The hw attribute order matches nv_vertex_program, and _TNL_BIT_*
- * also matches this order, so we can take shortcuts...
- */
+ GLcontext* ctx=nmesa->glCtx;
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ struct vertex_buffer *VB = &tnl->vb;
+ int attr_size[16];
+ int default_attr_size[8]={3,3,3,4,3,1,4,4};
int i;
int slots=0;
+ int total_size=0;
+
+ /*
+ * Determine attribute sizes
+ */
+ for(i=0;i<8;i++)
+ {
+ if (index&(1<<i))
+ attr_size[i]=default_attr_size[i];
+ else
+ attr_size[i]=0;
+ }
+ for(i=8;i<16;i++)
+ {
+ if (index&(1<<i))
+ attr_size[i]=VB->TexCoordPtr[i];
+ else
+ attr_size[i]=0;
+ }
+
+ /*
+ * Tell t_vertex about the vertex format
+ */
for(i=0;i<16;i++)
+ {
if (index&(1<<i))
+ {
slots=i+1;
+ if (i==0)
+ {
+ /* special-case POS */
+ EMIT_ATTR(_TNL_ATTRIB_POS,EMIT_3F_VIEWPORT);
+ }
+ else
+ {
+ switch(attr_size[i])
+ {
+ case 1:
+ EMIT_ATTR(i,EMIT_1F);
+ break;
+ case 2:
+ EMIT_ATTR(i,EMIT_2F);
+ break;
+ case 3:
+ EMIT_ATTR(i,EMIT_3F);
+ break;
+ case 4:
+ EMIT_ATTR(i,EMIT_4F);
+ break;
+ }
+ }
+ if (i==_TNL_ATTRIB_COLOR0)
+ nmesa->color_offset=total_size;
+ if (i==_TNL_ATTRIB_COLOR1)
+ nmesa->specular_offset=total_size;
+ total_size+=attr_size[i];
+ }
+ }
+ nmesa->vertex_size=total_size;
+ /*
+ * Tell the hardware about the vertex format
+ */
BEGIN_RING_SIZE(channel,0x1740,slots);
for(i=0;i<slots;i++)
- if (index&(1<<i))
- {
- /* XXX for now we only emit 3-sized attributes
- * Where can we get the attribute size ? */
- int size=3;
- OUR_RING(0x00000002|(size*0x10));
- }
- else
- {
- OUR_RING(0x00000002);
- }
+ {
+ int size=attr_size[i];
+ OUT_RING(0x00000002|(size*0x10));
+ }
BEGIN_RING_SIZE(channel,0x1718,1);
OUT_RING(0);
BEGIN_RING_SIZE(channel,0x1718,1);
@@ -698,12 +740,12 @@ static void nv30RenderFinish(GLcontext *ctx)
*/
void nv30RasterPrimitive(GLcontext *ctx,
GLenum glprim,
- GLenum hwprim)
+ GLuint hwprim)
{
struct nouveau_context *nmesa = NOUVEAU_CONTEXT(ctx);
assert (!nmesa->newState);
-
+
if (hwprim != nmesa->current_primitive)
{
nmesa->current_primitive=hwprim;
@@ -715,7 +757,7 @@ void nv30RasterPrimitive(GLcontext *ctx,
*/
static void nv30RenderPrimitive( GLcontext *ctx, GLuint prim )
{
- nv30RasterPrimitive( ctx, prim, hwPrim[prim] );
+ nv30RasterPrimitive( ctx, prim, hw_prim[prim] );
}
diff --git a/src/mesa/drivers/dri/nouveau/nv30_tris.h b/src/mesa/drivers/dri/nouveau/nv30_tris.h
index 92f1896539..680b578787 100644
--- a/src/mesa/drivers/dri/nouveau/nv30_tris.h
+++ b/src/mesa/drivers/dri/nouveau/nv30_tris.h
@@ -26,14 +26,14 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
-#ifndef __NV40_TRIS_H__
-#define __NV40_TRIS_H__
+#ifndef __NV30_TRIS_H__
+#define __NV30_TRIS_H__
#include "mtypes.h"
-extern void nv40TriInitFunctions( GLcontext *ctx );
-extern void nv40Fallback( GLcontext *ctx, GLuint bit, GLboolean mode );
+extern void nv30TriInitFunctions( GLcontext *ctx );
+extern void nv30Fallback( GLcontext *ctx, GLuint bit, GLboolean mode );
#define FALLBACK( nmesa, bit, mode ) nouveauFallback( nmesa->glCtx, bit, mode )
-#endif /* __NV40_TRIS_H__ */
+#endif /* __NV30_TRIS_H__ */