summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/nv04/nv04_prim_vbuf.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/drivers/nv04/nv04_prim_vbuf.c')
-rw-r--r--src/gallium/drivers/nv04/nv04_prim_vbuf.c339
1 files changed, 0 insertions, 339 deletions
diff --git a/src/gallium/drivers/nv04/nv04_prim_vbuf.c b/src/gallium/drivers/nv04/nv04_prim_vbuf.c
deleted file mode 100644
index 03438c7fcb9..00000000000
--- a/src/gallium/drivers/nv04/nv04_prim_vbuf.c
+++ /dev/null
@@ -1,339 +0,0 @@
-
-#include "util/u_debug.h"
-#include "util/u_inlines.h"
-#include "util/u_simple_screen.h"
-#include "pipe/p_compiler.h"
-
-#include "draw/draw_vbuf.h"
-
-#include "nv04_context.h"
-#include "nv04_state.h"
-
-#define VERTEX_SIZE 40
-#define VERTEX_BUFFER_SIZE (4096*VERTEX_SIZE) // 4096 vertices of 40 bytes each
-
-/**
- * Primitive renderer for nv04.
- */
-struct nv04_vbuf_render {
- struct vbuf_render base;
-
- struct nv04_context *nv04;
-
- /** Vertex buffer */
- unsigned char* buffer;
-
- /** Vertex size in bytes */
- unsigned vertex_size;
-
- /** Current primitive */
- unsigned prim;
-};
-
-
-/**
- * Basically a cast wrapper.
- */
-static INLINE struct nv04_vbuf_render *
-nv04_vbuf_render( struct vbuf_render *render )
-{
- assert(render);
- return (struct nv04_vbuf_render *)render;
-}
-
-
-static const struct vertex_info *
-nv04_vbuf_render_get_vertex_info( struct vbuf_render *render )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
- struct nv04_context *nv04 = nv04_render->nv04;
- return &nv04->vertex_info;
-}
-
-
-static boolean
-nv04_vbuf_render_allocate_vertices( struct vbuf_render *render,
- ushort vertex_size,
- ushort nr_vertices )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
-
- nv04_render->buffer = (unsigned char*) MALLOC(VERTEX_BUFFER_SIZE);
- assert(!nv04_render->buffer);
-
- return nv04_render->buffer ? TRUE : FALSE;
-}
-
-static void *
-nv04_vbuf_render_map_vertices( struct vbuf_render *render )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
- return nv04_render->buffer;
-}
-
-static void
-nv04_vbuf_render_unmap_vertices( struct vbuf_render *render,
- ushort min_index,
- ushort max_index )
-{
-}
-
-static boolean
-nv04_vbuf_render_set_primitive( struct vbuf_render *render,
- unsigned prim )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
-
- if (prim <= PIPE_PRIM_LINE_STRIP)
- return FALSE;
-
- nv04_render->prim = prim;
- return TRUE;
-}
-
-static INLINE void nv04_2triangles(struct nv04_context* nv04, unsigned char* buffer, ushort v0, ushort v1, ushort v2, ushort v3, ushort v4, ushort v5)
-{
- struct nv04_screen *screen = nv04->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *fahrenheit = screen->fahrenheit;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0xA), 49);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v0,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v1,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v2,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v3,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v4,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v5,8);
- OUT_RING(chan, 0xFEDCBA);
-}
-
-static INLINE void nv04_1triangle(struct nv04_context* nv04, unsigned char* buffer, ushort v0, ushort v1, ushort v2)
-{
- struct nv04_screen *screen = nv04->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *fahrenheit = screen->fahrenheit;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0xD), 25);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v0,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v1,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v2,8);
- OUT_RING(chan, 0xFED);
-}
-
-static INLINE void nv04_1quad(struct nv04_context* nv04, unsigned char* buffer, ushort v0, ushort v1, ushort v2, ushort v3)
-{
- struct nv04_screen *screen = nv04->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *fahrenheit = screen->fahrenheit;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0xC), 33);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v0,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v1,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v2,8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * v3,8);
- OUT_RING(chan, 0xFECEDC);
-}
-
-static void nv04_vbuf_render_triangles_elts(struct nv04_vbuf_render * render, const ushort * indices, uint nr_indices)
-{
- unsigned char* buffer = render->buffer;
- struct nv04_context* nv04 = render->nv04;
- int i;
-
- for( i=0; i< nr_indices-5; i+=6)
- nv04_2triangles(nv04,
- buffer,
- indices[i+0],
- indices[i+1],
- indices[i+2],
- indices[i+3],
- indices[i+4],
- indices[i+5]
- );
- if (i != nr_indices)
- {
- nv04_1triangle(nv04,
- buffer,
- indices[i+0],
- indices[i+1],
- indices[i+2]
- );
- i+=3;
- }
- if (i != nr_indices)
- NOUVEAU_ERR("Houston, we have lost some vertices\n");
-}
-
-static void nv04_vbuf_render_tri_strip_elts(struct nv04_vbuf_render* render, const ushort* indices, uint nr_indices)
-{
- const uint32_t striptbl[]={0x321210,0x543432,0x765654,0x987876,0xBA9A98,0xDCBCBA,0xFEDEDC};
- unsigned char* buffer = render->buffer;
- struct nv04_context *nv04 = render->nv04;
- struct nv04_screen *screen = nv04->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *fahrenheit = screen->fahrenheit;
- int i,j;
-
- for(i = 0; i<nr_indices; i+=14)
- {
- int numvert = MIN2(16, nr_indices - i);
- int numtri = numvert - 2;
- if (numvert<3)
- break;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0x0), numvert*8);
- for(j = 0; j<numvert; j++)
- OUT_RINGp(chan, buffer + VERTEX_SIZE * indices [i+j], 8 );
-
- BEGIN_RING_NI(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_DRAWPRIMITIVE(0), (numtri+1)/2 );
- for(j = 0; j<numtri/2; j++ )
- OUT_RING(chan, striptbl[j]);
- if (numtri%2)
- OUT_RING(chan, striptbl[numtri/2]&0xFFF);
- }
-}
-
-static void nv04_vbuf_render_tri_fan_elts(struct nv04_vbuf_render* render, const ushort* indices, uint nr_indices)
-{
- const uint32_t fantbl[]={0x320210,0x540430,0x760650,0x980870,0xBA0A90,0xDC0CB0,0xFE0ED0};
- unsigned char* buffer = render->buffer;
- struct nv04_context *nv04 = render->nv04;
- struct nv04_screen *screen = nv04->screen;
- struct nouveau_channel *chan = screen->base.channel;
- struct nouveau_grobj *fahrenheit = screen->fahrenheit;
- int i,j;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0x0), 8);
- OUT_RINGp(chan, buffer + VERTEX_SIZE * indices[0], 8);
-
- for(i = 1; i<nr_indices; i+=14)
- {
- int numvert=MIN2(15, nr_indices - i);
- int numtri=numvert-2;
- if (numvert < 3)
- break;
-
- BEGIN_RING(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_TLVERTEX_SX(0x1), numvert*8);
-
- for(j=0;j<numvert;j++)
- OUT_RINGp(chan, buffer + VERTEX_SIZE * indices[ i+j ], 8 );
-
- BEGIN_RING_NI(chan, fahrenheit, NV04_TEXTURED_TRIANGLE_DRAWPRIMITIVE(0), (numtri+1)/2);
- for(j = 0; j<numtri/2; j++)
- OUT_RING(chan, fantbl[j]);
- if (numtri%2)
- OUT_RING(chan, fantbl[numtri/2]&0xFFF);
- }
-}
-
-static void nv04_vbuf_render_quads_elts(struct nv04_vbuf_render* render, const ushort* indices, uint nr_indices)
-{
- unsigned char* buffer = render->buffer;
- struct nv04_context* nv04 = render->nv04;
- int i;
-
- for(i = 0; i < nr_indices; i += 4)
- nv04_1quad(nv04,
- buffer,
- indices[i+0],
- indices[i+1],
- indices[i+2],
- indices[i+3]
- );
-}
-
-
-static void
-nv04_vbuf_render_draw( struct vbuf_render *render,
- const ushort *indices,
- uint nr_indices)
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
-
- // emit the indices
- switch( nv04_render->prim )
- {
- case PIPE_PRIM_TRIANGLES:
- nv04_vbuf_render_triangles_elts(nv04_render, indices, nr_indices);
- break;
- case PIPE_PRIM_QUAD_STRIP:
- case PIPE_PRIM_TRIANGLE_STRIP:
- nv04_vbuf_render_tri_strip_elts(nv04_render, indices, nr_indices);
- break;
- case PIPE_PRIM_TRIANGLE_FAN:
- case PIPE_PRIM_POLYGON:
- nv04_vbuf_render_tri_fan_elts(nv04_render, indices, nr_indices);
- break;
- case PIPE_PRIM_QUADS:
- nv04_vbuf_render_quads_elts(nv04_render, indices, nr_indices);
- break;
- default:
- NOUVEAU_ERR("You have to implement primitive %d, young padawan\n", nv04_render->prim);
- break;
- }
-}
-
-
-static void
-nv04_vbuf_render_release_vertices( struct vbuf_render *render )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
-
- free(nv04_render->buffer);
- nv04_render->buffer = NULL;
-}
-
-
-static void
-nv04_vbuf_render_destroy( struct vbuf_render *render )
-{
- struct nv04_vbuf_render *nv04_render = nv04_vbuf_render(render);
- FREE(nv04_render);
-}
-
-
-/**
- * Create a new primitive render.
- */
-static struct vbuf_render *
-nv04_vbuf_render_create( struct nv04_context *nv04 )
-{
- struct nv04_vbuf_render *nv04_render = CALLOC_STRUCT(nv04_vbuf_render);
-
- nv04_render->nv04 = nv04;
-
- nv04_render->base.max_vertex_buffer_bytes = VERTEX_BUFFER_SIZE;
- nv04_render->base.max_indices = 65536;
- nv04_render->base.get_vertex_info = nv04_vbuf_render_get_vertex_info;
- nv04_render->base.allocate_vertices = nv04_vbuf_render_allocate_vertices;
- nv04_render->base.map_vertices = nv04_vbuf_render_map_vertices;
- nv04_render->base.unmap_vertices = nv04_vbuf_render_unmap_vertices;
- nv04_render->base.set_primitive = nv04_vbuf_render_set_primitive;
- nv04_render->base.draw = nv04_vbuf_render_draw;
- nv04_render->base.release_vertices = nv04_vbuf_render_release_vertices;
- nv04_render->base.destroy = nv04_vbuf_render_destroy;
-
- return &nv04_render->base;
-}
-
-
-/**
- * Create a new primitive vbuf/render stage.
- */
-struct draw_stage *nv04_draw_vbuf_stage( struct nv04_context *nv04 )
-{
- struct vbuf_render *render;
- struct draw_stage *stage;
-
- render = nv04_vbuf_render_create(nv04);
- if(!render)
- return NULL;
-
- stage = draw_vbuf_stage( nv04->draw, render );
- if(!stage) {
- render->destroy(render);
- return NULL;
- }
-
- return stage;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-06 22:02:29 +0000