From 022bf6dfa1ef1c18f0439553e39e473b678848e2 Mon Sep 17 00:00:00 2001 From: Brian Date: Wed, 30 Jan 2008 12:08:23 -0700 Subject: Cell: make 'setup' a regular var instead of passing around a pointer everywhere We'll never have more than one of these objects. Avoiding pointer deref improves performance a bit. --- src/mesa/pipe/cell/spu/spu_tri.c | 419 +++++++++++++++++++-------------------- 1 file changed, 209 insertions(+), 210 deletions(-) diff --git a/src/mesa/pipe/cell/spu/spu_tri.c b/src/mesa/pipe/cell/spu/spu_tri.c index 01a47a4851..5bb2cb12e3 100644 --- a/src/mesa/pipe/cell/spu/spu_tri.c +++ b/src/mesa/pipe/cell/spu/spu_tri.c @@ -135,6 +135,12 @@ struct setup_stage { }; + +static struct setup_stage setup; + + + + #if 0 /** * Basically a cast wrapper. @@ -147,33 +153,33 @@ static INLINE struct setup_stage *setup_stage( struct draw_stage *stage ) #if 0 /** - * Clip setup->quad against the scissor/surface bounds. + * Clip setup.quad against the scissor/surface bounds. */ static INLINE void quad_clip(struct setup_stage *setup) { - const struct pipe_scissor_state *cliprect = &setup->softpipe->cliprect; + const struct pipe_scissor_state *cliprect = &setup.softpipe->cliprect; const int minx = (int) cliprect->minx; const int maxx = (int) cliprect->maxx; const int miny = (int) cliprect->miny; const int maxy = (int) cliprect->maxy; - if (setup->quad.x0 >= maxx || - setup->quad.y0 >= maxy || - setup->quad.x0 + 1 < minx || - setup->quad.y0 + 1 < miny) { + if (setup.quad.x0 >= maxx || + setup.quad.y0 >= maxy || + setup.quad.x0 + 1 < minx || + setup.quad.y0 + 1 < miny) { /* totally clipped */ - setup->quad.mask = 0x0; + setup.quad.mask = 0x0; return; } - if (setup->quad.x0 < minx) - setup->quad.mask &= (MASK_BOTTOM_RIGHT | MASK_TOP_RIGHT); - if (setup->quad.y0 < miny) - setup->quad.mask &= (MASK_BOTTOM_LEFT | MASK_BOTTOM_RIGHT); - if (setup->quad.x0 == maxx - 1) - setup->quad.mask &= (MASK_BOTTOM_LEFT | MASK_TOP_LEFT); - if (setup->quad.y0 == maxy - 1) - setup->quad.mask &= (MASK_TOP_LEFT | MASK_TOP_RIGHT); + if (setup.quad.x0 < minx) + setup.quad.mask &= (MASK_BOTTOM_RIGHT | MASK_TOP_RIGHT); + if (setup.quad.y0 < miny) + setup.quad.mask &= (MASK_BOTTOM_LEFT | MASK_BOTTOM_RIGHT); + if (setup.quad.x0 == maxx - 1) + setup.quad.mask &= (MASK_BOTTOM_LEFT | MASK_TOP_LEFT); + if (setup.quad.y0 == maxy - 1) + setup.quad.mask &= (MASK_TOP_LEFT | MASK_TOP_RIGHT); } #endif @@ -185,9 +191,9 @@ static INLINE void clip_emit_quad(struct setup_stage *setup) { quad_clip(setup); - if (setup->quad.mask) { - struct softpipe_context *sp = setup->softpipe; - sp->quad.first->run(sp->quad.first, &setup->quad); + if (setup.quad.mask) { + struct softpipe_context *sp = setup.softpipe; + sp->quad.first->run(sp->quad.first, &setup.quad); } } #endif @@ -198,8 +204,7 @@ clip_emit_quad(struct setup_stage *setup) * Eg: four colors will be compute. */ static INLINE void -eval_coeff( struct setup_stage *setup, uint slot, - float x, float y, float result[4][4]) +eval_coeff(uint slot, float x, float y, float result[4][4]) { switch (spu.vertex_info.interp_mode[slot]) { case INTERP_CONSTANT: @@ -209,7 +214,7 @@ eval_coeff( struct setup_stage *setup, uint slot, result[QUAD_TOP_LEFT][i] = result[QUAD_TOP_RIGHT][i] = result[QUAD_BOTTOM_LEFT][i] = - result[QUAD_BOTTOM_RIGHT][i] = setup->coef[slot].a0[i]; + result[QUAD_BOTTOM_RIGHT][i] = setup.coef[slot].a0[i]; } } break; @@ -219,12 +224,12 @@ eval_coeff( struct setup_stage *setup, uint slot, default: { uint i; - const float *dadx = setup->coef[slot].dadx; - const float *dady = setup->coef[slot].dady; + const float *dadx = setup.coef[slot].dadx; + const float *dady = setup.coef[slot].dady; /* loop over XYZW comps */ for (i = 0; i < 4; i++) { - result[QUAD_TOP_LEFT][i] = setup->coef[slot].a0[i] + x * dadx[i] + y * dady[i]; + result[QUAD_TOP_LEFT][i] = setup.coef[slot].a0[i] + x * dadx[i] + y * dady[i]; result[QUAD_TOP_RIGHT][i] = result[0][i] + dadx[i]; result[QUAD_BOTTOM_LEFT][i] = result[0][i] + dady[i]; result[QUAD_BOTTOM_RIGHT][i] = result[0][i] + dadx[i] + dady[i]; @@ -235,15 +240,14 @@ eval_coeff( struct setup_stage *setup, uint slot, static INLINE void -eval_z( struct setup_stage *setup, - float x, float y, float result[4]) +eval_z(float x, float y, float result[4]) { const uint slot = 0; const uint i = 2; - const float *dadx = setup->coef[slot].dadx; - const float *dady = setup->coef[slot].dady; + const float *dadx = setup.coef[slot].dadx; + const float *dady = setup.coef[slot].dady; - result[QUAD_TOP_LEFT] = setup->coef[slot].a0[i] + x * dadx[i] + y * dady[i]; + result[QUAD_TOP_LEFT] = setup.coef[slot].a0[i] + x * dadx[i] + y * dady[i]; result[QUAD_TOP_RIGHT] = result[0] + dadx[i]; result[QUAD_BOTTOM_LEFT] = result[0] + dady[i]; result[QUAD_BOTTOM_RIGHT] = result[0] + dadx[i] + dady[i]; @@ -266,23 +270,23 @@ pack_color(const float color[4]) static uint -do_depth_test(struct setup_stage *setup, int x, int y, unsigned mask) +do_depth_test(int x, int y, unsigned mask) { - int ix = x - setup->cliprect_minx; - int iy = y - setup->cliprect_miny; + int ix = x - setup.cliprect_minx; + int iy = y - setup.cliprect_miny; float zvals[4]; - eval_z(setup, (float) x, (float) y, zvals); + eval_z((float) x, (float) y, zvals); - if (tile_status_z[setup->ty][setup->tx] == TILE_STATUS_CLEAR) { + if (tile_status_z[setup.ty][setup.tx] == TILE_STATUS_CLEAR) { /* now, _really_ clear the tile */ clear_z_tile(&ztile); } - else if (tile_status_z[setup->ty][setup->tx] != TILE_STATUS_DIRTY) { + else if (tile_status_z[setup.ty][setup.tx] != TILE_STATUS_DIRTY) { /* make sure we've got the tile from main mem */ wait_on_mask(1 << TAG_READ_TILE_Z); } - tile_status_z[setup->ty][setup->tx] = TILE_STATUS_DIRTY; + tile_status_z[setup.ty][setup.tx] = TILE_STATUS_DIRTY; if (spu.fb.depth_format == PIPE_FORMAT_Z16_UNORM) { @@ -363,31 +367,31 @@ do_depth_test(struct setup_stage *setup, int x, int y, unsigned mask) * Emit a quad (pass to next stage). No clipping is done. */ static INLINE void -emit_quad( struct setup_stage *setup, int x, int y, unsigned mask ) +emit_quad( int x, int y, unsigned mask ) { #if 0 - struct softpipe_context *sp = setup->softpipe; - setup->quad.x0 = x; - setup->quad.y0 = y; - setup->quad.mask = mask; - sp->quad.first->run(sp->quad.first, &setup->quad); + struct softpipe_context *sp = setup.softpipe; + setup.quad.x0 = x; + setup.quad.y0 = y; + setup.quad.mask = mask; + sp->quad.first->run(sp->quad.first, &setup.quad); #else /* Cell: "write" quad fragments to the tile by setting prim color */ - const int ix = x - setup->cliprect_minx; - const int iy = y - setup->cliprect_miny; + const int ix = x - setup.cliprect_minx; + const int iy = y - setup.cliprect_miny; uint colors[4]; /* indexed by QUAD_x */ if (spu.texture.start) { float texcoords[4][4]; uint i; - eval_coeff(setup, 2, (float) x, (float) y, texcoords); + eval_coeff(2, (float) x, (float) y, texcoords); for (i = 0; i < 4; i++) { colors[i] = sample_texture(texcoords[i]); } } else { float fcolors[4][4]; - eval_coeff(setup, 1, (float) x, (float) y, fcolors); + eval_coeff(1, (float) x, (float) y, fcolors); colors[QUAD_TOP_LEFT] = pack_color(fcolors[QUAD_TOP_LEFT]); colors[QUAD_TOP_RIGHT] = pack_color(fcolors[QUAD_TOP_RIGHT]); colors[QUAD_BOTTOM_LEFT] = pack_color(fcolors[QUAD_BOTTOM_LEFT]); @@ -395,19 +399,19 @@ emit_quad( struct setup_stage *setup, int x, int y, unsigned mask ) } if (spu.depth_stencil.depth.enabled) { - mask &= do_depth_test(setup, x, y, mask); + mask &= do_depth_test(x, y, mask); } if (mask) { - if (tile_status[setup->ty][setup->tx] == TILE_STATUS_CLEAR) { + if (tile_status[setup.ty][setup.tx] == TILE_STATUS_CLEAR) { /* now, _really_ clear the tile */ clear_c_tile(&ctile); } - else if (tile_status[setup->ty][setup->tx] != TILE_STATUS_DIRTY) { + else if (tile_status[setup.ty][setup.tx] != TILE_STATUS_DIRTY) { /* make sure we've got the tile from main mem */ wait_on_mask(1 << TAG_READ_TILE_COLOR); } - tile_status[setup->ty][setup->tx] = TILE_STATUS_DIRTY; + tile_status[setup.ty][setup.tx] = TILE_STATUS_DIRTY; if (mask & MASK_TOP_LEFT) ctile.t32[iy][ix] = colors[QUAD_TOP_LEFT]; @@ -439,20 +443,20 @@ static INLINE int block( int x ) * this is pretty nasty... may need to rework flush_spans again to * fix it, if possible. */ -static unsigned calculate_mask( struct setup_stage *setup, int x ) +static unsigned calculate_mask( int x ) { unsigned mask = 0x0; - if (x >= setup->span.left[0] && x < setup->span.right[0]) + if (x >= setup.span.left[0] && x < setup.span.right[0]) mask |= MASK_TOP_LEFT; - if (x >= setup->span.left[1] && x < setup->span.right[1]) + if (x >= setup.span.left[1] && x < setup.span.right[1]) mask |= MASK_BOTTOM_LEFT; - if (x+1 >= setup->span.left[0] && x+1 < setup->span.right[0]) + if (x+1 >= setup.span.left[0] && x+1 < setup.span.right[0]) mask |= MASK_TOP_RIGHT; - if (x+1 >= setup->span.left[1] && x+1 < setup->span.right[1]) + if (x+1 >= setup.span.left[1] && x+1 < setup.span.right[1]) mask |= MASK_BOTTOM_RIGHT; return mask; @@ -462,28 +466,28 @@ static unsigned calculate_mask( struct setup_stage *setup, int x ) /** * Render a horizontal span of quads */ -static void flush_spans( struct setup_stage *setup ) +static void flush_spans( void ) { int minleft, maxright; int x; - switch (setup->span.y_flags) { + switch (setup.span.y_flags) { case 0x3: /* both odd and even lines written (both quad rows) */ - minleft = MIN2(setup->span.left[0], setup->span.left[1]); - maxright = MAX2(setup->span.right[0], setup->span.right[1]); + minleft = MIN2(setup.span.left[0], setup.span.left[1]); + maxright = MAX2(setup.span.right[0], setup.span.right[1]); break; case 0x1: /* only even line written (quad top row) */ - minleft = setup->span.left[0]; - maxright = setup->span.right[0]; + minleft = setup.span.left[0]; + maxright = setup.span.right[0]; break; case 0x2: /* only odd line written (quad bottom row) */ - minleft = setup->span.left[1]; - maxright = setup->span.right[1]; + minleft = setup.span.left[1]; + maxright = setup.span.right[1]; break; default: @@ -494,31 +498,29 @@ static void flush_spans( struct setup_stage *setup ) * calculate_mask() could be simplified a bit... */ for (x = block(minleft); x <= block(maxright); x += 2) { - emit_quad( setup, x, setup->span.y, - calculate_mask( setup, x ) ); + emit_quad( x, setup.span.y, + calculate_mask( x ) ); } - setup->span.y = 0; - setup->span.y_flags = 0; - setup->span.right[0] = 0; - setup->span.right[1] = 0; + setup.span.y = 0; + setup.span.y_flags = 0; + setup.span.right[0] = 0; + setup.span.right[1] = 0; } #if DEBUG_VERTS -static void print_vertex(const struct setup_stage *setup, - const struct vertex_header *v) +static void print_vertex(const struct vertex_header *v) { int i; fprintf(stderr, "Vertex: (%p)\n", v); - for (i = 0; i < setup->quad.nr_attrs; i++) { + for (i = 0; i < setup.quad.nr_attrs; i++) { fprintf(stderr, " %d: %f %f %f %f\n", i, v->data[i][0], v->data[i][1], v->data[i][2], v->data[i][3]); } } #endif -static boolean setup_sort_vertices( struct setup_stage *setup, - const struct prim_header *prim ) +static boolean setup_sort_vertices(const struct prim_header *prim ) { const struct vertex_header *v0 = prim->v[0]; const struct vertex_header *v1 = prim->v[1]; @@ -526,12 +528,12 @@ static boolean setup_sort_vertices( struct setup_stage *setup, #if DEBUG_VERTS fprintf(stderr, "Triangle:\n"); - print_vertex(setup, v0); - print_vertex(setup, v1); - print_vertex(setup, v2); + print_vertex(v0); + print_vertex(v1); + print_vertex(v2); #endif - setup->vprovoke = v2; + setup.vprovoke = v2; /* determine bottom to top order of vertices */ { @@ -541,65 +543,65 @@ static boolean setup_sort_vertices( struct setup_stage *setup, if (y0 <= y1) { if (y1 <= y2) { /* y0<=y1<=y2 */ - setup->vmin = v0; - setup->vmid = v1; - setup->vmax = v2; + setup.vmin = v0; + setup.vmid = v1; + setup.vmax = v2; } else if (y2 <= y0) { /* y2<=y0<=y1 */ - setup->vmin = v2; - setup->vmid = v0; - setup->vmax = v1; + setup.vmin = v2; + setup.vmid = v0; + setup.vmax = v1; } else { /* y0<=y2<=y1 */ - setup->vmin = v0; - setup->vmid = v2; - setup->vmax = v1; + setup.vmin = v0; + setup.vmid = v2; + setup.vmax = v1; } } else { if (y0 <= y2) { /* y1<=y0<=y2 */ - setup->vmin = v1; - setup->vmid = v0; - setup->vmax = v2; + setup.vmin = v1; + setup.vmid = v0; + setup.vmax = v2; } else if (y2 <= y1) { /* y2<=y1<=y0 */ - setup->vmin = v2; - setup->vmid = v1; - setup->vmax = v0; + setup.vmin = v2; + setup.vmid = v1; + setup.vmax = v0; } else { /* y1<=y2<=y0 */ - setup->vmin = v1; - setup->vmid = v2; - setup->vmax = v0; + setup.vmin = v1; + setup.vmid = v2; + setup.vmax = v0; } } } /* Check if triangle is completely outside the tile bounds */ - if (setup->vmin->data[0][1] > setup->cliprect_maxy) + if (setup.vmin->data[0][1] > setup.cliprect_maxy) return FALSE; - if (setup->vmax->data[0][1] < setup->cliprect_miny) + if (setup.vmax->data[0][1] < setup.cliprect_miny) return FALSE; - if (setup->vmin->data[0][0] < setup->cliprect_minx && - setup->vmid->data[0][0] < setup->cliprect_minx && - setup->vmax->data[0][0] < setup->cliprect_minx) + if (setup.vmin->data[0][0] < setup.cliprect_minx && + setup.vmid->data[0][0] < setup.cliprect_minx && + setup.vmax->data[0][0] < setup.cliprect_minx) return FALSE; - if (setup->vmin->data[0][0] > setup->cliprect_maxx && - setup->vmid->data[0][0] > setup->cliprect_maxx && - setup->vmax->data[0][0] > setup->cliprect_maxx) + if (setup.vmin->data[0][0] > setup.cliprect_maxx && + setup.vmid->data[0][0] > setup.cliprect_maxx && + setup.vmax->data[0][0] > setup.cliprect_maxx) return FALSE; - setup->ebot.dx = setup->vmid->data[0][0] - setup->vmin->data[0][0]; - setup->ebot.dy = setup->vmid->data[0][1] - setup->vmin->data[0][1]; - setup->emaj.dx = setup->vmax->data[0][0] - setup->vmin->data[0][0]; - setup->emaj.dy = setup->vmax->data[0][1] - setup->vmin->data[0][1]; - setup->etop.dx = setup->vmax->data[0][0] - setup->vmid->data[0][0]; - setup->etop.dy = setup->vmax->data[0][1] - setup->vmid->data[0][1]; + setup.ebot.dx = setup.vmid->data[0][0] - setup.vmin->data[0][0]; + setup.ebot.dy = setup.vmid->data[0][1] - setup.vmin->data[0][1]; + setup.emaj.dx = setup.vmax->data[0][0] - setup.vmin->data[0][0]; + setup.emaj.dy = setup.vmax->data[0][1] - setup.vmin->data[0][1]; + setup.etop.dx = setup.vmax->data[0][0] - setup.vmid->data[0][0]; + setup.etop.dy = setup.vmax->data[0][1] - setup.vmid->data[0][1]; /* * Compute triangle's area. Use 1/area to compute partial @@ -612,13 +614,13 @@ static boolean setup_sort_vertices( struct setup_stage *setup, * use the prim->det value because its sign is correct. */ { - const float area = (setup->emaj.dx * setup->ebot.dy - - setup->ebot.dx * setup->emaj.dy); + const float area = (setup.emaj.dx * setup.ebot.dy - + setup.ebot.dx * setup.emaj.dy); - setup->oneoverarea = 1.0f / area; + setup.oneoverarea = 1.0f / area; /* _mesa_printf("%s one-over-area %f area %f det %f\n", - __FUNCTION__, setup->oneoverarea, area, prim->det ); + __FUNCTION__, setup.oneoverarea, area, prim->det ); */ } @@ -627,7 +629,7 @@ static boolean setup_sort_vertices( struct setup_stage *setup, * - the GLSL gl_FrontFacing fragment attribute (bool) * - two-sided stencil test */ - setup->quad.facing = (prim->det > 0.0) ^ (setup->softpipe->rasterizer->front_winding == PIPE_WINDING_CW); + setup.quad.facing = (prim->det > 0.0) ^ (setup.softpipe->rasterizer->front_winding == PIPE_WINDING_CW); #endif return TRUE; @@ -637,22 +639,22 @@ static boolean setup_sort_vertices( struct setup_stage *setup, /** * Compute a0 for a constant-valued coefficient (GL_FLAT shading). * The value value comes from vertex->data[slot][i]. - * The result will be put into setup->coef[slot].a0[i]. + * The result will be put into setup.coef[slot].a0[i]. * \param slot which attribute slot * \param i which component of the slot (0..3) */ -static void const_coeff(struct setup_stage *setup, uint slot) +static void const_coeff(uint slot) { uint i; ASSERT(slot < PIPE_MAX_SHADER_INPUTS); for (i = 0; i < 4; i++) { - setup->coef[slot].dadx[i] = 0; - setup->coef[slot].dady[i] = 0; + setup.coef[slot].dadx[i] = 0; + setup.coef[slot].dady[i] = 0; /* need provoking vertex info! */ - setup->coef[slot].a0[i] = setup->vprovoke->data[slot][i]; + setup.coef[slot].a0[i] = setup.vprovoke->data[slot][i]; } } @@ -661,20 +663,19 @@ static void const_coeff(struct setup_stage *setup, uint slot) * Compute a0, dadx and dady for a linearly interpolated coefficient, * for a triangle. */ -static void tri_linear_coeff( struct setup_stage *setup, - uint slot, uint firstComp, uint lastComp ) +static void tri_linear_coeff( uint slot, uint firstComp, uint lastComp ) { uint i; for (i = firstComp; i < lastComp; i++) { - float botda = setup->vmid->data[slot][i] - setup->vmin->data[slot][i]; - float majda = setup->vmax->data[slot][i] - setup->vmin->data[slot][i]; - float a = setup->ebot.dy * majda - botda * setup->emaj.dy; - float b = setup->emaj.dx * botda - majda * setup->ebot.dx; + float botda = setup.vmid->data[slot][i] - setup.vmin->data[slot][i]; + float majda = setup.vmax->data[slot][i] - setup.vmin->data[slot][i]; + float a = setup.ebot.dy * majda - botda * setup.emaj.dy; + float b = setup.emaj.dx * botda - majda * setup.ebot.dx; ASSERT(slot < PIPE_MAX_SHADER_INPUTS); - setup->coef[slot].dadx[i] = a * setup->oneoverarea; - setup->coef[slot].dady[i] = b * setup->oneoverarea; + setup.coef[slot].dadx[i] = a * setup.oneoverarea; + setup.coef[slot].dady[i] = b * setup.oneoverarea; /* calculate a0 as the value which would be sampled for the * fragment at (0,0), taking into account that we want to sample at @@ -688,17 +689,17 @@ static void tri_linear_coeff( struct setup_stage *setup, * to define a0 as the sample at a pixel center somewhere near vmin * instead - i'll switch to this later. */ - setup->coef[slot].a0[i] = (setup->vmin->data[slot][i] - - (setup->coef[slot].dadx[i] * (setup->vmin->data[0][0] - 0.5f) + - setup->coef[slot].dady[i] * (setup->vmin->data[0][1] - 0.5f))); + setup.coef[slot].a0[i] = (setup.vmin->data[slot][i] - + (setup.coef[slot].dadx[i] * (setup.vmin->data[0][0] - 0.5f) + + setup.coef[slot].dady[i] * (setup.vmin->data[0][1] - 0.5f))); } /* _mesa_printf("attr[%d].%c: %f dx:%f dy:%f\n", slot, "xyzw"[i], - setup->coef[slot].a0[i], - setup->coef[slot].dadx[i], - setup->coef[slot].dady[i]); + setup.coef[slot].a0[i], + setup.coef[slot].dadx[i], + setup.coef[slot].dady[i]); */ } @@ -712,46 +713,45 @@ static void tri_linear_coeff( struct setup_stage *setup, * Later, when we compute the value at a particular fragment position we'll * divide the interpolated value by the interpolated W at that fragment. */ -static void tri_persp_coeff( struct setup_stage *setup, - unsigned slot, +static void tri_persp_coeff( unsigned slot, unsigned i ) { /* premultiply by 1/w: */ - float mina = setup->vmin->data[slot][i] * setup->vmin->data[0][3]; - float mida = setup->vmid->data[slot][i] * setup->vmid->data[0][3]; - float maxa = setup->vmax->data[slot][i] * setup->vmax->data[0][3]; + float mina = setup.vmin->data[slot][i] * setup.vmin->data[0][3]; + float mida = setup.vmid->data[slot][i] * setup.vmid->data[0][3]; + float maxa = setup.vmax->data[slot][i] * setup.vmax->data[0][3]; float botda = mida - mina; float majda = maxa - mina; - float a = setup->ebot.dy * majda - botda * setup->emaj.dy; - float b = setup->emaj.dx * botda - majda * setup->ebot.dx; + float a = setup.ebot.dy * majda - botda * setup.emaj.dy; + float b = setup.emaj.dx * botda - majda * setup.ebot.dx; /* printf("tri persp %d,%d: %f %f %f\n", slot, i, - setup->vmin->data[slot][i], - setup->vmid->data[slot][i], - setup->vmax->data[slot][i] + setup.vmin->data[slot][i], + setup.vmid->data[slot][i], + setup.vmax->data[slot][i] ); */ assert(slot < PIPE_MAX_SHADER_INPUTS); assert(i <= 3); - setup->coef[slot].dadx[i] = a * setup->oneoverarea; - setup->coef[slot].dady[i] = b * setup->oneoverarea; - setup->coef[slot].a0[i] = (mina - - (setup->coef[slot].dadx[i] * (setup->vmin->data[0][0] - 0.5f) + - setup->coef[slot].dady[i] * (setup->vmin->data[0][1] - 0.5f))); + setup.coef[slot].dadx[i] = a * setup.oneoverarea; + setup.coef[slot].dady[i] = b * setup.oneoverarea; + setup.coef[slot].a0[i] = (mina - + (setup.coef[slot].dadx[i] * (setup.vmin->data[0][0] - 0.5f) + + setup.coef[slot].dady[i] * (setup.vmin->data[0][1] - 0.5f))); } #endif /** - * Compute the setup->coef[] array dadx, dady, a0 values. - * Must be called after setup->vmin,vmid,vmax,vprovoke are initialized. + * Compute the setup.coef[] array dadx, dady, a0 values. + * Must be called after setup.vmin,vmid,vmax,vprovoke are initialized. */ -static void setup_tri_coefficients( struct setup_stage *setup ) +static void setup_tri_coefficients(void) { #if 1 uint i; @@ -761,17 +761,17 @@ static void setup_tri_coefficients( struct setup_stage *setup ) case INTERP_NONE: break; case INTERP_POS: - tri_linear_coeff(setup, i, 2, 3); + tri_linear_coeff(i, 2, 3); /* XXX interp W if PERSPECTIVE... */ break; case INTERP_CONSTANT: - const_coeff(setup, i); + const_coeff(i); break; case INTERP_LINEAR: - tri_linear_coeff(setup, i, 0, 4); + tri_linear_coeff(i, 0, 4); break; case INTERP_PERSPECTIVE: - tri_linear_coeff(setup, i, 0, 4); /* XXX temporary */ + tri_linear_coeff(i, 0, 4); /* XXX temporary */ break; default: ASSERT(0); @@ -781,35 +781,35 @@ static void setup_tri_coefficients( struct setup_stage *setup ) ASSERT(spu.vertex_info.interp_mode[0] == INTERP_POS); ASSERT(spu.vertex_info.interp_mode[1] == INTERP_LINEAR || spu.vertex_info.interp_mode[1] == INTERP_CONSTANT); - tri_linear_coeff(setup, 0, 2, 3); /* slot 0, z */ - tri_linear_coeff(setup, 1, 0, 4); /* slot 1, color */ + tri_linear_coeff(0, 2, 3); /* slot 0, z */ + tri_linear_coeff(1, 0, 4); /* slot 1, color */ #endif } -static void setup_tri_edges( struct setup_stage *setup ) +static void setup_tri_edges(void) { - float vmin_x = setup->vmin->data[0][0] + 0.5f; - float vmid_x = setup->vmid->data[0][0] + 0.5f; - - float vmin_y = setup->vmin->data[0][1] - 0.5f; - float vmid_y = setup->vmid->data[0][1] - 0.5f; - float vmax_y = setup->vmax->data[0][1] - 0.5f; - - setup->emaj.sy = CEILF(vmin_y); - setup->emaj.lines = (int) CEILF(vmax_y - setup->emaj.sy); - setup->emaj.dxdy = setup->emaj.dx / setup->emaj.dy; - setup->emaj.sx = vmin_x + (setup->emaj.sy - vmin_y) * setup->emaj.dxdy; - - setup->etop.sy = CEILF(vmid_y); - setup->etop.lines = (int) CEILF(vmax_y - setup->etop.sy); - setup->etop.dxdy = setup->etop.dx / setup->etop.dy; - setup->etop.sx = vmid_x + (setup->etop.sy - vmid_y) * setup->etop.dxdy; - - setup->ebot.sy = CEILF(vmin_y); - setup->ebot.lines = (int) CEILF(vmid_y - setup->ebot.sy); - setup->ebot.dxdy = setup->ebot.dx / setup->ebot.dy; - setup->ebot.sx = vmin_x + (setup->ebot.sy - vmin_y) * setup->ebot.dxdy; + float vmin_x = setup.vmin->data[0][0] + 0.5f; + float vmid_x = setup.vmid->data[0][0] + 0.5f; + + float vmin_y = setup.vmin->data[0][1] - 0.5f; + float vmid_y = setup.vmid->data[0][1] - 0.5f; + float vmax_y = setup.vmax->data[0][1] - 0.5f; + + setup.emaj.sy = CEILF(vmin_y); + setup.emaj.lines = (int) CEILF(vmax_y - setup.emaj.sy); + setup.emaj.dxdy = setup.emaj.dx / setup.emaj.dy; + setup.emaj.sx = vmin_x + (setup.emaj.sy - vmin_y) * setup.emaj.dxdy; + + setup.etop.sy = CEILF(vmid_y); + setup.etop.lines = (int) CEILF(vmax_y - setup.etop.sy); + setup.etop.dxdy = setup.etop.dx / setup.etop.dy; + setup.etop.sx = vmid_x + (setup.etop.sy - vmid_y) * setup.etop.dxdy; + + setup.ebot.sy = CEILF(vmin_y); + setup.ebot.lines = (int) CEILF(vmid_y - setup.ebot.sy); + setup.ebot.dxdy = setup.ebot.dx / setup.ebot.dy; + setup.ebot.sx = vmin_x + (setup.ebot.sy - vmin_y) * setup.ebot.dxdy; } @@ -817,15 +817,14 @@ static void setup_tri_edges( struct setup_stage *setup ) * Render the upper or lower half of a triangle. * Scissoring/cliprect is applied here too. */ -static void subtriangle( struct setup_stage *setup, - struct edge *eleft, +static void subtriangle( struct edge *eleft, struct edge *eright, unsigned lines ) { - const int minx = setup->cliprect_minx; - const int maxx = setup->cliprect_maxx; - const int miny = setup->cliprect_miny; - const int maxy = setup->cliprect_maxy; + const int minx = setup.cliprect_minx; + const int maxx = setup.cliprect_maxx; + const int miny = setup.cliprect_miny; + const int maxy = setup.cliprect_maxy; int y, start_y, finish_y; int sy = (int)eleft->sy; @@ -867,14 +866,14 @@ static void subtriangle( struct setup_stage *setup, if (left < right) { int _y = sy + y; - if (block(_y) != setup->span.y) { - flush_spans(setup); - setup->span.y = block(_y); + if (block(_y) != setup.span.y) { + flush_spans(); + setup.span.y = block(_y); } - setup->span.left[_y&1] = left; - setup->span.right[_y&1] = right; - setup->span.y_flags |= 1<<(_y&1); + setup.span.left[_y&1] = left; + setup.span.right[_y&1] = right; + setup.span.y_flags |= 1<<(_y&1); } } @@ -892,41 +891,41 @@ static void subtriangle( struct setup_stage *setup, * Do setup for triangle rasterization, then render the triangle. */ static void -setup_tri(struct setup_stage *setup, struct prim_header *prim) +setup_tri(struct prim_header *prim) { - if (!setup_sort_vertices( setup, prim )) { + if (!setup_sort_vertices( prim )) { return; /* totally clipped */ } - setup_tri_coefficients( setup ); - setup_tri_edges( setup ); + setup_tri_coefficients(); + setup_tri_edges(); #if 0 - setup->quad.prim = PRIM_TRI; + setup.quad.prim = PRIM_TRI; #endif - setup->span.y = 0; - setup->span.y_flags = 0; - setup->span.right[0] = 0; - setup->span.right[1] = 0; - /* setup->span.z_mode = tri_z_mode( setup->ctx ); */ + setup.span.y = 0; + setup.span.y_flags = 0; + setup.span.right[0] = 0; + setup.span.right[1] = 0; + /* setup.span.z_mode = tri_z_mode( setup.ctx ); */ /* init_constant_attribs( setup ); */ - if (setup->oneoverarea < 0.0) { + if (setup.oneoverarea < 0.0) { /* emaj on left: */ - subtriangle( setup, &setup->emaj, &setup->ebot, setup->ebot.lines ); - subtriangle( setup, &setup->emaj, &setup->etop, setup->etop.lines ); + subtriangle( &setup.emaj, &setup.ebot, setup.ebot.lines ); + subtriangle( &setup.emaj, &setup.etop, setup.etop.lines ); } else { /* emaj on right: */ - subtriangle( setup, &setup->ebot, &setup->emaj, setup->ebot.lines ); - subtriangle( setup, &setup->etop, &setup->emaj, setup->etop.lines ); + subtriangle( &setup.ebot, &setup.emaj, setup.ebot.lines ); + subtriangle( &setup.etop, &setup.emaj, setup.etop.lines ); } - flush_spans( setup ); + flush_spans(); } @@ -939,7 +938,7 @@ void tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty) { struct prim_header tri; - struct setup_stage setup; + /*struct setup_stage setup;*/ tri.v[0] = (struct vertex_header *) v0; tri.v[1] = (struct vertex_header *) v1; @@ -954,5 +953,5 @@ tri_draw(const float *v0, const float *v1, const float *v2, uint tx, uint ty) setup.cliprect_maxx = (tx + 1) * TILE_SIZE; setup.cliprect_maxy = (ty + 1) * TILE_SIZE; - setup_tri(&setup, &tri); + setup_tri(&tri); } -- cgit v1.2.3