示例#1
0
static void r300_render_draw_arrays(struct vbuf_render* render,
                                    unsigned start,
                                    unsigned count)
{
    struct r300_render* r300render = r300_render(render);
    struct r300_context* r300 = r300render->r300;
    uint8_t* ptr;
    unsigned i;
    unsigned dwords = 6;

    CS_LOCALS(r300);
    (void) i; (void) ptr;

    assert(start == 0);
    assert(count < (1 << 16));

    DBG(r300, DBG_DRAW, "r300: render_draw_arrays (count: %d)\n", count);

    if (!r300_prepare_for_rendering(r300,
                                    PREP_EMIT_STATES | PREP_EMIT_VARRAYS_SWTCL,
                                    NULL, dwords, 0, 0, -1)) {
        return;
    }

    BEGIN_CS(dwords);
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, r300render->prim));
    OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count - 1);
    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0);
    OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) |
           r300render->hwprim);
    END_CS;
}
static void r300_emit_draw_arrays(struct r300_context *r300,
                                  unsigned mode,
                                  unsigned count)
{
    boolean alt_num_verts = count > 65535;
    CS_LOCALS(r300);

    if (count >= (1 << 24)) {
        fprintf(stderr, "r300: Got a huge number of vertices: %i, "
                "refusing to render.\n", count);
        return;
    }

    BEGIN_CS(7 + (alt_num_verts ? 2 : 0));
    if (alt_num_verts) {
        OUT_CS_REG(R500_VAP_ALT_NUM_VERTICES, count);
    }
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, mode));
    OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
    OUT_CS(count - 1);
    OUT_CS(0);
    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0);
    OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) |
           r300_translate_primitive(mode) |
           (alt_num_verts ? R500_VAP_VF_CNTL__USE_ALT_NUM_VERTS : 0));
    END_CS;
}
static void r300_render_draw_arrays(struct vbuf_render* render,
                                    unsigned start,
                                    unsigned count)
{
    struct r300_render* r300render = r300_render(render);
    struct r300_context* r300 = r300render->r300;
    uint8_t* ptr;
    unsigned i;
    unsigned dwords = 6;

    CS_LOCALS(r300);
    (void) i; (void) ptr;

    DBG(r300, DBG_DRAW, "r300: render_draw_arrays (count: %d)\n", count);

    if (r300->draw_first_emitted) {
        if (!r300_prepare_for_rendering(r300,
                PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL,
                NULL, 6, 0, 0))
            return;
    } else {
        if (!r300_emit_states(r300,
                PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL,
                NULL, 0, 0))
            return;
    }

    /* Uncomment to dump all VBOs rendered through this interface.
     * Slow and noisy!
    ptr = pipe_buffer_map(&r300render->r300->context,
                          r300render->vbo, PIPE_TRANSFER_READ,
                          &r300render->vbo_transfer);

    for (i = 0; i < count; i++) {
        printf("r300: Vertex %d\n", i);
        draw_dump_emitted_vertex(&r300->vertex_info, ptr);
        ptr += r300->vertex_info.size * 4;
        printf("\n");
    }

    pipe_buffer_unmap(&r300render->r300->context, r300render->vbo,
        r300render->vbo_transfer);
    */

    BEGIN_CS(dwords);
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, r300render->prim));
    OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count - 1);
    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0);
    OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) |
           r300render->hwprim);
    END_CS;

    r300->draw_first_emitted = TRUE;
}
示例#4
0
static void r300_emit_draw_init(struct r300_context *r300, unsigned mode,
                                unsigned max_index)
{
    CS_LOCALS(r300);

    assert(max_index < (1 << 24));

    BEGIN_CS(5);
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, mode));
    OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
    OUT_CS(max_index);
    OUT_CS(0);
    END_CS;
}
示例#5
0
static void r300_render_draw_elements(struct vbuf_render* render,
                                      const ushort* indices,
                                      uint count)
{
    struct r300_render* r300render = r300_render(render);
    struct r300_context* r300 = r300render->r300;
    unsigned max_index = (r300->vbo->size - r300->draw_vbo_offset) /
                         (r300render->r300->vertex_info.size * 4) - 1;
    struct pipe_resource *index_buffer = NULL;
    unsigned index_buffer_offset;

    CS_LOCALS(r300);
    DBG(r300, DBG_DRAW, "r300: render_draw_elements (count: %d)\n", count);

    u_upload_data(r300->uploader, 0, count * 2, indices,
                  &index_buffer_offset, &index_buffer);
    if (!index_buffer) {
        return;
    }

    if (!r300_prepare_for_rendering(r300,
                                    PREP_EMIT_STATES |
                                    PREP_EMIT_VARRAYS_SWTCL | PREP_INDEXED,
                                    index_buffer, 12, 0, 0, -1)) {
        pipe_resource_reference(&index_buffer, NULL);
        return;
    }

    BEGIN_CS(12);
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
               r300_provoking_vertex_fixes(r300, r300render->prim));
    OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max_index);

    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0);
    OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) |
           r300render->hwprim);

    OUT_CS_PKT3(R300_PACKET3_INDX_BUFFER, 2);
    OUT_CS(R300_INDX_BUFFER_ONE_REG_WR | (R300_VAP_PORT_IDX0 >> 2));
    OUT_CS(index_buffer_offset);
    OUT_CS((count + 1) / 2);
    OUT_CS_RELOC(r300_resource(index_buffer));
    END_CS;

    pipe_resource_reference(&index_buffer, NULL);
}
示例#6
0
static void r300_render_draw_elements(struct vbuf_render* render,
                                      const ushort* indices,
                                      uint count)
{
    struct r300_render* r300render = r300_render(render);
    struct r300_context* r300 = r300render->r300;
    int i;
    unsigned end_cs_dwords;
    unsigned max_index = (r300->draw_vbo_size - r300->draw_vbo_offset) /
                         (r300render->r300->vertex_info.size * 4) - 1;
    unsigned short_count;
    unsigned free_dwords;

    CS_LOCALS(r300);
    DBG(r300, DBG_DRAW, "r300: render_draw_elements (count: %d)\n", count);

    if (r300->draw_first_emitted) {
        if (!r300_prepare_for_rendering(r300,
                PREP_EMIT_STATES | PREP_EMIT_VARRAYS_SWTCL | PREP_INDEXED,
                NULL, 256, 0, 0, -1))
            return;
    } else {
        if (!r300_emit_states(r300,
                PREP_EMIT_STATES | PREP_EMIT_VARRAYS_SWTCL | PREP_INDEXED,
                NULL, 0, 0, -1))
            return;
    }

    /* Below we manage the CS space manually because there may be more
     * indices than it can fit in CS. */

    end_cs_dwords = r300_get_num_cs_end_dwords(r300);

    while (count) {
        free_dwords = RADEON_MAX_CMDBUF_DWORDS - r300->cs->cdw;

        short_count = MIN2(count, (free_dwords - end_cs_dwords - 6) * 2);

        BEGIN_CS(6 + (short_count+1)/2);
        OUT_CS_REG(R300_GA_COLOR_CONTROL,
                r300_provoking_vertex_fixes(r300, r300render->prim));
        OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max_index);
        OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (short_count+1)/2);
        OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (short_count << 16) |
               r300render->hwprim);
        for (i = 0; i < short_count-1; i += 2) {
            OUT_CS(indices[i+1] << 16 | indices[i]);
        }
        if (short_count % 2) {
            OUT_CS(indices[short_count-1]);
        }
        END_CS;

        /* OK now subtract the emitted indices and see if we need to emit
         * another draw packet. */
        indices += short_count;
        count -= short_count;

        if (count) {
            if (!r300_prepare_for_rendering(r300,
                    PREP_EMIT_VARRAYS_SWTCL | PREP_INDEXED,
                    NULL, 256, 0, 0, -1))
                return;

            end_cs_dwords = r300_get_num_cs_end_dwords(r300);
        }
    }

    r300->draw_first_emitted = TRUE;
}
static void r300_emit_draw_elements(struct r300_context *r300,
                                    struct pipe_resource* indexBuffer,
                                    unsigned indexSize,
                                    unsigned minIndex,
                                    unsigned maxIndex,
                                    unsigned mode,
                                    unsigned start,
                                    unsigned count)
{
    uint32_t count_dwords;
    uint32_t offset_dwords = indexSize * start / sizeof(uint32_t);
    boolean alt_num_verts = count > 65535;
    CS_LOCALS(r300);

    if (count >= (1 << 24)) {
        fprintf(stderr, "r300: Got a huge number of vertices: %i, "
                "refusing to render.\n", count);
        return;
    }

    maxIndex = MIN2(maxIndex, r300->vertex_buffer_max_index);

    DBG(r300, DBG_DRAW, "r300: Indexbuf of %u indices, min %u max %u\n",
        count, minIndex, maxIndex);

    BEGIN_CS(13 + (alt_num_verts ? 2 : 0));
    if (alt_num_verts) {
        OUT_CS_REG(R500_VAP_ALT_NUM_VERTICES, count);
    }
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, mode));
    OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
    OUT_CS(maxIndex);
    OUT_CS(minIndex);
    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0);
    if (indexSize == 4) {
        count_dwords = count;
        OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) |
               R300_VAP_VF_CNTL__INDEX_SIZE_32bit |
               r300_translate_primitive(mode) |
               (alt_num_verts ? R500_VAP_VF_CNTL__USE_ALT_NUM_VERTS : 0));
    } else {
        count_dwords = (count + 1) / 2;
        OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (count << 16) |
               r300_translate_primitive(mode) |
               (alt_num_verts ? R500_VAP_VF_CNTL__USE_ALT_NUM_VERTS : 0));
    }

    /* INDX_BUFFER is a truly special packet3.
     * Unlike most other packet3, where the offset is after the count,
     * the order is reversed, so the relocation ends up carrying the
     * size of the indexbuf instead of the offset.
     */
    OUT_CS_PKT3(R300_PACKET3_INDX_BUFFER, 2);
    OUT_CS(R300_INDX_BUFFER_ONE_REG_WR | (R300_VAP_PORT_IDX0 >> 2) |
           (0 << R300_INDX_BUFFER_SKIP_SHIFT));
    OUT_CS(offset_dwords << 2);
    OUT_CS_BUF_RELOC(indexBuffer, count_dwords,
                     r300_buffer(indexBuffer)->domain, 0);

    END_CS;
}
static void r300_emit_draw_arrays_immediate(struct r300_context *r300,
                                            unsigned mode,
                                            unsigned start,
                                            unsigned count)
{
    struct pipe_vertex_element* velem;
    struct pipe_vertex_buffer* vbuf;
    unsigned vertex_element_count = r300->velems->count;
    unsigned i, v, vbi;

    /* Size of the vertex, in dwords. */
    unsigned vertex_size = r300->velems->vertex_size_dwords;

    /* The number of dwords for this draw operation. */
    unsigned dwords = 9 + count * vertex_size;

    /* Size of the vertex element, in dwords. */
    unsigned size[PIPE_MAX_ATTRIBS];

    /* Stride to the same attrib in the next vertex in the vertex buffer,
     * in dwords. */
    unsigned stride[PIPE_MAX_ATTRIBS];

    /* Mapped vertex buffers. */
    uint32_t* map[PIPE_MAX_ATTRIBS];
    uint32_t* mapelem[PIPE_MAX_ATTRIBS];
    struct pipe_transfer* transfer[PIPE_MAX_ATTRIBS] = {0};

    CS_LOCALS(r300);

    if (!r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0))
        return;

    /* Calculate the vertex size, offsets, strides etc. and map the buffers. */
    for (i = 0; i < vertex_element_count; i++) {
        velem = &r300->velems->velem[i];
        size[i] = r300->velems->hw_format_size[i] / 4;
        vbi = velem->vertex_buffer_index;
        vbuf = &r300->vertex_buffer[vbi];
        stride[i] = vbuf->stride / 4;

        /* Map the buffer. */
        if (!transfer[vbi]) {
            map[vbi] = (uint32_t*)pipe_buffer_map(&r300->context,
                                                  vbuf->buffer,
                                                  PIPE_TRANSFER_READ,
						  &transfer[vbi]);
            map[vbi] += (vbuf->buffer_offset / 4) + stride[i] * start;
        }
        mapelem[i] = map[vbi] + (velem->src_offset / 4);
    }

    BEGIN_CS(dwords);
    OUT_CS_REG(R300_GA_COLOR_CONTROL,
            r300_provoking_vertex_fixes(r300, mode));
    OUT_CS_REG(R300_VAP_VTX_SIZE, vertex_size);
    OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
    OUT_CS(count - 1);
    OUT_CS(0);
    OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, count * vertex_size);
    OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (count << 16) |
            r300_translate_primitive(mode));

    /* Emit vertices. */
    for (v = 0; v < count; v++) {
        for (i = 0; i < vertex_element_count; i++) {
            OUT_CS_TABLE(&mapelem[i][stride[i] * v], size[i]);
        }
    }
    END_CS;

    /* Unmap buffers. */
    for (i = 0; i < vertex_element_count; i++) {
        vbi = r300->velems->velem[i].vertex_buffer_index;

        if (transfer[vbi]) {
            vbuf = &r300->vertex_buffer[vbi];
            pipe_buffer_unmap(&r300->context, vbuf->buffer, transfer[vbi]);
            transfer[vbi] = NULL;
        }
    }
}