diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_vs.c')
-rw-r--r-- | src/gallium/drivers/r300/r300_vs.c | 132 |
1 files changed, 3 insertions, 129 deletions
diff --git a/src/gallium/drivers/r300/r300_vs.c b/src/gallium/drivers/r300/r300_vs.c index bfab9c3b01..f3186431e1 100644 --- a/src/gallium/drivers/r300/r300_vs.c +++ b/src/gallium/drivers/r300/r300_vs.c @@ -22,7 +22,6 @@ * USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "r300_vs.h" -#include "r300_fs.h" #include "r300_context.h" #include "r300_screen.h" @@ -94,94 +93,6 @@ static void r300_shader_read_vs_outputs( vs_outputs->wpos = i; } -/* This function sets up: - * - VAP mapping, which maps VS registers to output semantics and - * at the same time it indicates which attributes are enabled and should - * be rasterized. - * - Stream mapping to VS outputs if TCL is not present. */ -static void r300_init_vs_output_mapping(struct r300_vertex_shader* vs) -{ - struct r300_shader_semantics* vs_outputs = &vs->outputs; - struct r300_vap_output_state *vap_out = &vs->vap_out; - int *stream_loc = vs->stream_loc_notcl; - int i, gen_count, tabi = 0; - boolean any_bcolor_used = vs_outputs->bcolor[0] != ATTR_UNUSED || - vs_outputs->bcolor[1] != ATTR_UNUSED; - - vap_out->vap_vtx_state_cntl = 0x5555; /* XXX this is classic Mesa bonghits */ - - /* Position. */ - if (vs_outputs->pos != ATTR_UNUSED) { - vap_out->vap_vsm_vtx_assm |= R300_INPUT_CNTL_POS; - vap_out->vap_out_vtx_fmt[0] |= R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT; - - stream_loc[tabi++] = 0; - } else { - assert(0); - } - - /* Point size. */ - if (vs_outputs->psize != ATTR_UNUSED) { - vap_out->vap_out_vtx_fmt[0] |= R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT; - - stream_loc[tabi++] = 1; - } - - /* Colors. */ - for (i = 0; i < ATTR_COLOR_COUNT; i++) { - if (vs_outputs->color[i] != ATTR_UNUSED || any_bcolor_used || - vs_outputs->color[1] != ATTR_UNUSED) { - vap_out->vap_vsm_vtx_assm |= R300_INPUT_CNTL_COLOR; - vap_out->vap_out_vtx_fmt[0] |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT << i; - - stream_loc[tabi++] = 2 + i; - } - } - - /* Back-face colors. */ - if (any_bcolor_used) { - for (i = 0; i < ATTR_COLOR_COUNT; i++) { - vap_out->vap_vsm_vtx_assm |= R300_INPUT_CNTL_COLOR; - vap_out->vap_out_vtx_fmt[0] |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT << (2+i); - - stream_loc[tabi++] = 4 + i; - } - } - - /* Texture coordinates. */ - gen_count = 0; - for (i = 0; i < ATTR_GENERIC_COUNT && gen_count < 8; i++) { - if (vs_outputs->generic[i] != ATTR_UNUSED) { - vap_out->vap_vsm_vtx_assm |= (R300_INPUT_CNTL_TC0 << gen_count); - vap_out->vap_out_vtx_fmt[1] |= (4 << (3 * gen_count)); - - stream_loc[tabi++] = 6 + gen_count; - gen_count++; - } - } - - /* Fog coordinates. */ - if (gen_count < 8 && vs_outputs->fog != ATTR_UNUSED) { - vap_out->vap_vsm_vtx_assm |= (R300_INPUT_CNTL_TC0 << gen_count); - vap_out->vap_out_vtx_fmt[1] |= (4 << (3 * gen_count)); - - stream_loc[tabi++] = 6 + gen_count; - gen_count++; - } - - /* WPOS. */ - if (gen_count < 8) { - vs->wpos_tex_output = gen_count; - stream_loc[tabi++] = 6 + gen_count; - } else { - vs_outputs->wpos = ATTR_UNUSED; - } - - for (; tabi < 16;) { - stream_loc[tabi++] = -1; - } -} - static void set_vertex_inputs_outputs(struct r300_vertex_program_compiler * c) { struct r300_vertex_shader * vs = c->UserData; @@ -246,9 +157,7 @@ static void set_vertex_inputs_outputs(struct r300_vertex_program_compiler * c) } /* WPOS. */ - if (outputs->wpos != ATTR_UNUSED) { - c->code->outputs[outputs->wpos] = reg++; - } + c->code->outputs[outputs->wpos] = reg++; } static void r300_dummy_vertex_shader( @@ -286,7 +195,6 @@ void r300_translate_vertex_shader(struct r300_context* r300, tgsi_scan_shader(tokens, &vs->info); r300_shader_read_vs_outputs(&vs->info, &vs->outputs); - r300_init_vs_output_mapping(vs); /* Setup the compiler */ rc_init(&compiler.Base); @@ -307,16 +215,11 @@ void r300_translate_vertex_shader(struct r300_context* r300, r300_tgsi_to_rc(&ttr, tokens); - compiler.RequiredOutputs = - ~(~0 << (vs->info.num_outputs + - (vs->outputs.wpos != ATTR_UNUSED ? 1 : 0))); - + compiler.RequiredOutputs = ~(~0 << (vs->info.num_outputs + 1)); compiler.SetHwInputOutput = &set_vertex_inputs_outputs; /* Insert the WPOS output. */ - if (vs->outputs.wpos != ATTR_UNUSED) { - rc_copy_output(&compiler.Base, 0, vs->outputs.wpos); - } + rc_copy_output(&compiler.Base, 0, vs->outputs.wpos); /* Invoke the compiler */ r3xx_compile_vertex_program(&compiler); @@ -343,32 +246,3 @@ void r300_translate_vertex_shader(struct r300_context* r300, /* And, finally... */ rc_destroy(&compiler.Base); } - -boolean r300_vertex_shader_setup_wpos(struct r300_context* r300) -{ - struct r300_vertex_shader* vs = r300->vs_state.state; - struct r300_vap_output_state *vap_out = &vs->vap_out; - int tex_output = vs->wpos_tex_output; - uint32_t tex_fmt = R300_INPUT_CNTL_TC0 << tex_output; - - if (vs->outputs.wpos == ATTR_UNUSED) { - return FALSE; - } - - if (r300_fs(r300)->shader->inputs.wpos != ATTR_UNUSED) { - /* Enable WPOS in VAP. */ - if (!(vap_out->vap_vsm_vtx_assm & tex_fmt)) { - vap_out->vap_vsm_vtx_assm |= tex_fmt; - vap_out->vap_out_vtx_fmt[1] |= (4 << (3 * tex_output)); - return TRUE; - } - } else { - /* Disable WPOS in VAP. */ - if (vap_out->vap_vsm_vtx_assm & tex_fmt) { - vap_out->vap_vsm_vtx_assm &= ~tex_fmt; - vap_out->vap_out_vtx_fmt[1] &= ~(4 << (3 * tex_output)); - return TRUE; - } - } - return FALSE; -} |