diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_state.c')
-rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 592 |
1 files changed, 470 insertions, 122 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 88cb9af..a145a7f 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -1,5 +1,6 @@ /* * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com> + * Copyright 2009 Marek Olšák <maraeo@gmail.com> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -20,8 +21,10 @@ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ -#include "util/u_debug.h" +#include "draw/draw_context.h" + #include "util/u_math.h" +#include "util/u_memory.h" #include "util/u_pack_color.h" #include "tgsi/tgsi_parse.h" @@ -31,6 +34,7 @@ #include "r300_context.h" #include "r300_reg.h" +#include "r300_screen.h" #include "r300_state_inlines.h" #include "r300_fs.h" #include "r300_vs.h" @@ -38,6 +42,120 @@ /* r300_state: Functions used to intialize state context by translating * Gallium state objects into semi-native r300 state objects. */ +static boolean blend_discard_if_src_alpha_0(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_ALPHA == 0, and the following state is set, the colorbuffer + * will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA || + srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_SRC_COLOR || + srcA == PIPE_BLENDFACTOR_SRC_ALPHA || + srcA == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE || + srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_INV_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ONE); +} + +static boolean blend_discard_if_src_alpha_1(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_ALPHA == 1, and the following state is set, the colorbuffer + * will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_INV_SRC_COLOR || + srcA == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ONE); +} + +static boolean blend_discard_if_src_color_0(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_COLOR == (0,0,0), and the following state is set, the colorbuffer + * will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_SRC_COLOR || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_INV_SRC_COLOR || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_ONE); +} + +static boolean blend_discard_if_src_color_1(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_COLOR == (1,1,1), and the following state is set, the colorbuffer + * will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_INV_SRC_COLOR || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_SRC_COLOR || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_ONE); +} + +static boolean blend_discard_if_src_alpha_color_0(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_ALPHA_COLOR == (0,0,0,0), and the following state is set, + * the colorbuffer will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_SRC_COLOR || + srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA || + srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_SRC_COLOR || + srcA == PIPE_BLENDFACTOR_SRC_ALPHA || + srcA == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE || + srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_INV_SRC_COLOR || + dstRGB == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_INV_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ONE); +} + +static boolean blend_discard_if_src_alpha_color_1(unsigned srcRGB, unsigned srcA, + unsigned dstRGB, unsigned dstA) +{ + /* If the blend equation is ADD or REVERSE_SUBTRACT, + * SRC_ALPHA_COLOR == (1,1,1,1), and the following state is set, + * the colorbuffer will not be changed. + * Notice that the dst factors are the src factors inverted. */ + return (srcRGB == PIPE_BLENDFACTOR_INV_SRC_COLOR || + srcRGB == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + srcRGB == PIPE_BLENDFACTOR_ZERO) && + (srcA == PIPE_BLENDFACTOR_INV_SRC_COLOR || + srcA == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + srcA == PIPE_BLENDFACTOR_ZERO) && + (dstRGB == PIPE_BLENDFACTOR_SRC_COLOR || + dstRGB == PIPE_BLENDFACTOR_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ONE) && + (dstA == PIPE_BLENDFACTOR_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ONE); +} + /* Create a new blend state based on the CSO blend state. * * This encompasses alpha blending, logic/raster ops, and blend dithering. */ @@ -46,23 +164,123 @@ static void* r300_create_blend_state(struct pipe_context* pipe, { struct r300_blend_state* blend = CALLOC_STRUCT(r300_blend_state); - if (state->blend_enable) { - /* XXX for now, always do separate alpha... - * is it faster to do it with one reg? */ + if (state->blend_enable) + { + unsigned eqRGB = state->rgb_func; + unsigned srcRGB = state->rgb_src_factor; + unsigned dstRGB = state->rgb_dst_factor; + + unsigned eqA = state->alpha_func; + unsigned srcA = state->alpha_src_factor; + unsigned dstA = state->alpha_dst_factor; + + /* despite the name, ALPHA_BLEND_ENABLE has nothing to do with alpha, + * this is just the crappy D3D naming */ blend->blend_control = R300_ALPHA_BLEND_ENABLE | - R300_SEPARATE_ALPHA_ENABLE | - R300_READ_ENABLE | - r300_translate_blend_function(state->rgb_func) | - (r300_translate_blend_factor(state->rgb_src_factor) << - R300_SRC_BLEND_SHIFT) | - (r300_translate_blend_factor(state->rgb_dst_factor) << - R300_DST_BLEND_SHIFT); - blend->alpha_blend_control = - r300_translate_blend_function(state->alpha_func) | - (r300_translate_blend_factor(state->alpha_src_factor) << - R300_SRC_BLEND_SHIFT) | - (r300_translate_blend_factor(state->alpha_dst_factor) << - R300_DST_BLEND_SHIFT); + r300_translate_blend_function(eqRGB) | + ( r300_translate_blend_factor(srcRGB) << R300_SRC_BLEND_SHIFT) | + ( r300_translate_blend_factor(dstRGB) << R300_DST_BLEND_SHIFT); + + /* Optimization: some operations do not require the destination color. + * + * When SRC_ALPHA_SATURATE is used, colorbuffer reads must be enabled, + * otherwise blending gives incorrect results. It seems to be + * a hardware bug. */ + if (eqRGB == PIPE_BLEND_MIN || eqA == PIPE_BLEND_MIN || + eqRGB == PIPE_BLEND_MAX || eqA == PIPE_BLEND_MAX || + dstRGB != PIPE_BLENDFACTOR_ZERO || + dstA != PIPE_BLENDFACTOR_ZERO || + srcRGB == PIPE_BLENDFACTOR_DST_COLOR || + srcRGB == PIPE_BLENDFACTOR_DST_ALPHA || + srcRGB == PIPE_BLENDFACTOR_INV_DST_COLOR || + srcRGB == PIPE_BLENDFACTOR_INV_DST_ALPHA || + srcA == PIPE_BLENDFACTOR_DST_COLOR || + srcA == PIPE_BLENDFACTOR_DST_ALPHA || + srcA == PIPE_BLENDFACTOR_INV_DST_COLOR || + srcA == PIPE_BLENDFACTOR_INV_DST_ALPHA || + srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE) { + /* Enable reading from the colorbuffer. */ + blend->blend_control |= R300_READ_ENABLE; + + if (r300_screen(r300_context(pipe)->context.screen)->caps->is_r500) { + /* Optimization: Depending on incoming pixels, we can + * conditionally disable the reading in hardware... */ + if (eqRGB != PIPE_BLEND_MIN && eqA != PIPE_BLEND_MIN && + eqRGB != PIPE_BLEND_MAX && eqA != PIPE_BLEND_MAX) { + /* Disable reading if SRC_ALPHA == 0. */ + if ((dstRGB == PIPE_BLENDFACTOR_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ZERO) && + (dstA == PIPE_BLENDFACTOR_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ZERO)) { + blend->blend_control |= R500_SRC_ALPHA_0_NO_READ; + } + + /* Disable reading if SRC_ALPHA == 1. */ + if ((dstRGB == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstRGB == PIPE_BLENDFACTOR_ZERO) && + (dstA == PIPE_BLENDFACTOR_INV_SRC_COLOR || + dstA == PIPE_BLENDFACTOR_INV_SRC_ALPHA || + dstA == PIPE_BLENDFACTOR_ZERO)) { + blend->blend_control |= R500_SRC_ALPHA_1_NO_READ; + } + } + } + } + + /* Optimization: discard pixels which don't change the colorbuffer. + * + * The code below is non-trivial and some math is involved. + * + * Discarding pixels must be disabled when FP16 AA is enabled. + * This is a hardware bug. Also, this implementation wouldn't work + * with FP blending enabled and equation clamping disabled. + * + * Equations other than ADD are rarely used and therefore won't be + * optimized. */ + if ((eqRGB == PIPE_BLEND_ADD || eqRGB == PIPE_BLEND_REVERSE_SUBTRACT) && + (eqA == PIPE_BLEND_ADD || eqA == PIPE_BLEND_REVERSE_SUBTRACT)) { + /* ADD: X+Y + * REVERSE_SUBTRACT: Y-X + * + * The idea is: + * If X = src*srcFactor = 0 and Y = dst*dstFactor = 1, + * then CB will not be changed. + * + * Given the srcFactor and dstFactor variables, we can derive + * what src and dst should be equal to and discard appropriate + * pixels. + */ + if (blend_discard_if_src_alpha_0(srcRGB, srcA, dstRGB, dstA)) { + blend->blend_control |= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_0; + } else if (blend_discard_if_src_alpha_1(srcRGB, srcA, + dstRGB, dstA)) { + blend->blend_control |= R300_DISCARD_SRC_PIXELS_SRC_ALPHA_1; + } else if (blend_discard_if_src_color_0(srcRGB, srcA, + dstRGB, dstA)) { + blend->blend_control |= R300_DISCARD_SRC_PIXELS_SRC_COLOR_0; + } else if (blend_discard_if_src_color_1(srcRGB, srcA, + dstRGB, dstA)) { + blend->blend_control |= R300_DISCARD_SRC_PIXELS_SRC_COLOR_1; + } else if (blend_discard_if_src_alpha_color_0(srcRGB, srcA, + dstRGB, dstA)) { + blend->blend_control |= + R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_0; + } else if (blend_discard_if_src_alpha_color_1(srcRGB, srcA, + dstRGB, dstA)) { + blend->blend_control |= + R300_DISCARD_SRC_PIXELS_SRC_ALPHA_COLOR_1; + } + } + + /* separate alpha */ + if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) { + blend->blend_control |= R300_SEPARATE_ALPHA_ENABLE; + blend->alpha_blend_control = + r300_translate_blend_function(eqA) | + (r300_translate_blend_factor(srcA) << R300_SRC_BLEND_SHIFT) | + (r300_translate_blend_factor(dstA) << R300_DST_BLEND_SHIFT); + } } /* PIPE_LOGICOP_* don't need to be translated, fortunately. */ @@ -71,6 +289,20 @@ static void* r300_create_blend_state(struct pipe_context* pipe, (state->logicop_func) << R300_RB3D_ROPCNTL_ROP_SHIFT; } + /* Color Channel Mask */ + if (state->colormask & PIPE_MASK_R) { + blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_RED_MASK0; + } + if (state->colormask & PIPE_MASK_G) { + blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_GREEN_MASK0; + } + if (state->colormask & PIPE_MASK_B) { + blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_BLUE_MASK0; + } + if (state->colormask & PIPE_MASK_A) { + blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_ALPHA_MASK0; + } + if (state->dither) { blend->dither = R300_RB3D_DITHER_CTL_DITHER_MODE_LUT | R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT; @@ -96,25 +328,30 @@ static void r300_delete_blend_state(struct pipe_context* pipe, FREE(state); } +/* Convert float to 10bit integer */ +static unsigned float_to_fixed10(float f) +{ + return CLAMP((unsigned)(f * 1023.9f), 0, 1023); +} + /* Set blend color. * Setup both R300 and R500 registers, figure out later which one to write. */ static void r300_set_blend_color(struct pipe_context* pipe, const struct pipe_blend_color* color) { struct r300_context* r300 = r300_context(pipe); - ubyte ur, ug, ub, ua; - - ur = float_to_ubyte(color->color[0]); - ug = float_to_ubyte(color->color[1]); - ub = float_to_ubyte(color->color[2]); - ua = float_to_ubyte(color->color[3]); + union util_color uc; - util_pack_color(color->color, PIPE_FORMAT_A8R8G8B8_UNORM, - &r300->blend_color_state->blend_color); + util_pack_color(color->color, PIPE_FORMAT_A8R8G8B8_UNORM, &uc); + r300->blend_color_state->blend_color = uc.ui; - /* XXX this is wrong */ - r300->blend_color_state->blend_color_red_alpha = ur | (ua << 16); - r300->blend_color_state->blend_color_green_blue = ub | (ug << 16); + /* XXX if FP16 blending is enabled, we should use the FP16 format */ + r300->blend_color_state->blend_color_red_alpha = + float_to_fixed10(color->color[0]) | + (float_to_fixed10(color->color[3]) << 16); + r300->blend_color_state->blend_color_green_blue = + float_to_fixed10(color->color[2]) | + (float_to_fixed10(color->color[1]) << 16); r300->dirty_state |= R300_NEW_BLEND_COLOR; } @@ -133,31 +370,6 @@ static void r300_set_clip_state(struct pipe_context* pipe, } } -static void - r300_set_constant_buffer(struct pipe_context* pipe, - uint shader, uint index, - const struct pipe_constant_buffer* buffer) -{ - struct r300_context* r300 = r300_context(pipe); - - /* This entire chunk of code seems ever-so-slightly baked. - * It's as if I've got pipe_buffer* matryoshkas... */ - if (buffer && buffer->buffer && buffer->buffer->size) { - void* map = pipe->winsys->buffer_map(pipe->winsys, buffer->buffer, - PIPE_BUFFER_USAGE_CPU_READ); - memcpy(r300->shader_constants[shader].constants, - map, buffer->buffer->size); - pipe->winsys->buffer_unmap(pipe->winsys, buffer->buffer); - - r300->shader_constants[shader].count = - buffer->buffer->size / (sizeof(float) * 4); - } else { - r300->shader_constants[shader].count = 0; - } - - r300->dirty_state |= R300_NEW_CONSTANTS; -} - /* Create a new depth, stencil, and alpha state based on the CSO dsa state. * * This contains the depth buffer, stencil buffer, alpha test, and such. @@ -167,6 +379,8 @@ static void* r300_create_dsa_state(struct pipe_context* pipe, const struct pipe_depth_stencil_alpha_state* state) { + struct r300_capabilities *caps = + r300_screen(r300_context(pipe)->context.screen)->caps; struct r300_dsa_state* dsa = CALLOC_STRUCT(r300_dsa_state); /* Depth test setup. */ @@ -211,9 +425,16 @@ static void* (r300_translate_stencil_op(state->stencil[1].zfail_op) << R300_S_BACK_ZFAIL_OP_SHIFT); - dsa->stencil_ref_bf = (state->stencil[1].ref_value) | - (state->stencil[1].valuemask << R300_STENCILMASK_SHIFT) | - (state->stencil[1].writemask << R300_STENCILWRITEMASK_SHIFT); + /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */ + if (caps->is_r500) + { + dsa->z_buffer_control |= R500_STENCIL_REFMASK_FRONT_BACK; + dsa->stencil_ref_bf = (state->stencil[1].ref_value) | + (state->stencil[1].valuemask << + R300_STENCILMASK_SHIFT) | + (state->stencil[1].writemask << + R300_STENCILWRITEMASK_SHIFT); + } } } @@ -222,11 +443,13 @@ static void* dsa->alpha_function = r300_translate_alpha_function(state->alpha.func) | R300_FG_ALPHA_FUNC_ENABLE; - dsa->alpha_reference = CLAMP(state->alpha.ref_value * 1023.0f, - 0, 1023); - } else { - /* XXX need to fix this to be dynamically set - dsa->z_buffer_top = R300_ZTOP_ENABLE; */ + + /* XXX figure out why emitting 10bit alpha ref causes CS to dump */ + /* always use 8bit alpha ref */ + dsa->alpha_function |= float_to_ubyte(state->alpha.ref_value); + + if (caps->is_r500) + dsa->alpha_function |= R500_FG_ALPHA_FUNC_8BIT; } return (void*)dsa; @@ -249,11 +472,29 @@ static void r300_delete_dsa_state(struct pipe_context* pipe, FREE(state); } -static void r300_set_edgeflags(struct pipe_context* pipe, - const unsigned* bitfield) +static void r300_set_scissor_regs(const struct pipe_scissor_state* state, + struct r300_scissor_regs *scissor, + boolean is_r500) { - /* XXX you know it's bad when i915 has this blank too */ - /* XXX and even worse, I have no idea WTF the bitfield is */ + if (is_r500) { + scissor->top_left = + (state->minx << R300_SCISSORS_X_SHIFT) | + (state->miny << R300_SCISSORS_Y_SHIFT); + scissor->bottom_right = + ((state->maxx - 1) << R300_SCISSORS_X_SHIFT) | + ((state->maxy - 1) << R300_SCISSORS_Y_SHIFT); + } else { + /* Offset of 1440 in non-R500 chipsets. */ + scissor->top_left = + ((state->minx + 1440) << R300_SCISSORS_X_SHIFT) | + ((state->miny + 1440) << R300_SCISSORS_Y_SHIFT); + scissor->bottom_right = + (((state->maxx - 1) + 1440) << R300_SCISSORS_X_SHIFT) | + (((state->maxy - 1) + 1440) << R300_SCISSORS_Y_SHIFT); + } + + scissor->empty_area = state->minx >= state->maxx || + state->miny >= state->maxy; } static void @@ -261,12 +502,27 @@ static void const struct pipe_framebuffer_state* state) { struct r300_context* r300 = r300_context(pipe); + struct pipe_scissor_state scissor; - draw_flush(r300->draw); + if (r300->draw) { + draw_flush(r300->draw); + } r300->framebuffer_state = *state; + scissor.minx = scissor.miny = 0; + scissor.maxx = state->width; + scissor.maxy = state->height; + r300_set_scissor_regs(&scissor, &r300->scissor_state->framebuffer, + r300_screen(r300->context.screen)->caps->is_r500); + + /* Don't rely on the order of states being set for the first time. */ + if (!r300->rs_state || !r300->rs_state->rs.scissor) { + r300->dirty_state |= R300_NEW_SCISSOR; + } r300->dirty_state |= R300_NEW_FRAMEBUFFERS; + r300->dirty_state |= R300_NEW_BLEND; + r300->dirty_state |= R300_NEW_DSA; } /* Create fragment shader state. */ @@ -282,6 +538,7 @@ static void* r300_create_fs_state(struct pipe_context* pipe, fs->state.tokens = tgsi_dup_tokens(shader->tokens); tgsi_scan_shader(shader->tokens, &fs->info); + r300_shader_read_fs_inputs(&fs->info, &fs->inputs); return (void*)fs; } @@ -295,21 +552,31 @@ static void r300_bind_fs_state(struct pipe_context* pipe, void* shader) if (fs == NULL) { r300->fs = NULL; return; - } else if (!fs->translated) { - r300_translate_fragment_shader(r300, fs); } r300->fs = fs; + r300_pick_fragment_shader(r300); - r300->dirty_state |= R300_NEW_FRAGMENT_SHADER; + if (r300->vs && r300_vertex_shader_setup_wpos(r300)) { + r300->dirty_state |= R300_NEW_VERTEX_FORMAT; + } + + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER | R300_NEW_FRAGMENT_SHADER_CONSTANTS; } /* Delete fragment shader state. */ static void r300_delete_fs_state(struct pipe_context* pipe, void* shader) { struct r300_fragment_shader* fs = (struct r300_fragment_shader*)shader; - rc_constants_destroy(&fs->code.constants); - FREE(fs->state.tokens); + struct r300_fragment_shader_code *tmp, *ptr = fs->first; + + while (ptr) { + tmp = ptr; + ptr = ptr->next; + rc_constants_destroy(&tmp->code.constants); + FREE(tmp); + } + FREE((void*)fs->state.tokens); FREE(shader); } @@ -347,8 +614,6 @@ static void* r300_create_rs_state(struct pipe_context* pipe, if (state->bypass_vs_clip_and_viewport || !r300_screen(pipe->screen)->caps->has_tcl) { rs->vap_control_status |= R300_VAP_TCL_BYPASS; - } else { - rs->rs.bypass_vs_clip_and_viewport = TRUE; } rs->point_size = pack_float_16_6x(state->point_size) | @@ -363,25 +628,52 @@ static void* r300_create_rs_state(struct pipe_context* pipe, rs->line_control = pack_float_16_6x(state->line_width) | R300_GA_LINE_CNTL_END_TYPE_COMP; + /* XXX I think there is something wrong with the polygon mode, + * XXX re-test when r300g is in a better shape */ + + /* Enable polygon mode */ + if (state->fill_cw != PIPE_POLYGON_MODE_FILL || + state->fill_ccw != PIPE_POLYGON_MODE_FILL) { + rs->polygon_mode = R300_GA_POLY_MODE_DUAL; + } + /* Radeons don't think in "CW/CCW", they think in "front/back". */ if (state->front_winding == PIPE_WINDING_CW) { rs->cull_mode = R300_FRONT_FACE_CW; + /* Polygon offset */ if (state->offset_cw) { rs->polygon_offset_enable |= R300_FRONT_ENABLE; } if (state->offset_ccw) { rs->polygon_offset_enable |= R300_BACK_ENABLE; } + + /* Polygon mode */ + if (rs->polygon_mode) { + rs->polygon_mode |= + r300_translate_polygon_mode_front(state->fill_cw); + rs->polygon_mode |= + r300_translate_polygon_mode_back(state->fill_ccw); + } } else { rs->cull_mode = R300_FRONT_FACE_CCW; + /* Polygon offset */ if (state->offset_ccw) { rs->polygon_offset_enable |= R300_FRONT_ENABLE; } if (state->offset_cw) { rs->polygon_offset_enable |= R300_BACK_ENABLE; } + + /* Polygon mode */ + if (rs->polygon_mode) { + rs->polygon_mode |= + r300_translate_polygon_mode_front(state->fill_ccw); + rs->polygon_mode |= + r300_translate_polygon_mode_back(state->fill_cw); + } } if (state->front_winding & state->cull_mode) { rs->cull_mode |= R300_CULL_FRONT; @@ -412,10 +704,6 @@ static void* r300_create_rs_state(struct pipe_context* pipe, rs->color_control = R300_SHADE_MODEL_SMOOTH; } - if (!state->flatshade_first) { - rs->color_control |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST; - } - return (void*)rs; } @@ -425,14 +713,20 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state) struct r300_context* r300 = r300_context(pipe); struct r300_rs_state* rs = (struct r300_rs_state*)state; - draw_flush(r300->draw); - draw_set_rasterizer_state(r300->draw, &rs->rs); + if (r300->draw) { + draw_flush(r300->draw); + draw_set_rasterizer_state(r300->draw, &rs->rs); + } r300->rs_state = rs; + /* XXX Clean these up when we move to atom emits */ r300->dirty_state |= R300_NEW_RASTERIZER; r300->dirty_state |= R300_NEW_RS_BLOCK; r300->dirty_state |= R300_NEW_SCISSOR; r300->dirty_state |= R300_NEW_VIEWPORT; + if (r300->fs && r300->fs->inputs.wpos != ATTR_UNUSED) { + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS; + } } /* Free rasterizer state. */ @@ -448,6 +742,9 @@ static void* struct r300_context* r300 = r300_context(pipe); struct r300_sampler_state* sampler = CALLOC_STRUCT(r300_sampler_state); int lod_bias; + union util_color uc; + + sampler->state = *state; sampler->filter0 |= (r300_translate_wrap(state->wrap_s) << R300_TX_WRAP_S_SHIFT) | @@ -456,7 +753,13 @@ static void* sampler->filter0 |= r300_translate_tex_filters(state->min_img_filter, state->mag_img_filter, - state->min_mip_filter); + state->min_mip_filter, + state->max_anisotropy > 1.0); + + /* Unfortunately, r300-r500 don't support floating-point mipmap lods. */ + /* We must pass these to the emit function to clamp them properly. */ + sampler->min_lod = MAX2((unsigned)state->min_lod, 0); + sampler->max_lod = MAX2((unsigned)ceilf(state->max_lod), 0); lod_bias = CLAMP((int)(state->lod_bias * 32), -(1 << 9), (1 << 9) - 1); @@ -464,8 +767,8 @@ static void* sampler->filter1 |= r300_anisotropy(state->max_anisotropy); - util_pack_color(state->border_color, PIPE_FORMAT_A8R8G8B8_UNORM, - &sampler->border_color); + util_pack_color(state->border_color, PIPE_FORMAT_A8R8G8B8_UNORM, &uc); + sampler->border_color = uc.ui; /* R500-specific fixups and optimizations */ if (r300_screen(r300->context.screen)->caps->is_r500) { @@ -494,6 +797,20 @@ static void r300_bind_sampler_states(struct pipe_context* pipe, } r300->sampler_count = count; + + /* Pick a fragment shader based on the texture compare state. */ + if (r300->fs && (r300->dirty_state & R300_ANY_NEW_SAMPLERS)) { + if (r300_pick_fragment_shader(r300)) { + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER | + R300_NEW_FRAGMENT_SHADER_CONSTANTS; + } + } +} + +static void r300_lacks_vertex_textures(struct pipe_context* pipe, + unsigned count, + void** states) +{ } static void r300_delete_sampler_state(struct pipe_context* pipe, void* state) @@ -506,18 +823,26 @@ static void r300_set_sampler_textures(struct pipe_context* pipe, struct pipe_texture** texture) { struct r300_context* r300 = r300_context(pipe); + boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500; int i; /* XXX magic num */ if (count > 8) { return; } - + for (i = 0; i < count; i++) { if (r300->textures[i] != (struct r300_texture*)texture[i]) { pipe_texture_reference((struct pipe_texture**)&r300->textures[i], texture[i]); r300->dirty_state |= (R300_NEW_TEXTURE << i); + + /* R300-specific - set the texrect factor in a fragment shader */ + if (!is_r500 && r300->textures[i]->is_npot) { + /* XXX It would be nice to re-emit just 1 constant, + * XXX not all of them */ + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS; + } } } @@ -537,24 +862,13 @@ static void r300_set_scissor_state(struct pipe_context* pipe, { struct r300_context* r300 = r300_context(pipe); - if (r300_screen(r300->context.screen)->caps->is_r500) { - r300->scissor_state->scissor_top_left = - (state->minx << R300_SCISSORS_X_SHIFT) | - (state->miny << R300_SCISSORS_Y_SHIFT); - r300->scissor_state->scissor_bottom_right = - ((state->maxx - 1) << R300_SCISSORS_X_SHIFT) | - ((state->maxy - 1) << R300_SCISSORS_Y_SHIFT); - } else { - /* Offset of 1440 in non-R500 chipsets. */ - r300->scissor_state->scissor_top_left = - ((state->minx + 1440) << R300_SCISSORS_X_SHIFT) | - ((state->miny + 1440) << R300_SCISSORS_Y_SHIFT); - r300->scissor_state->scissor_bottom_right = - (((state->maxx - 1) + 1440) << R300_SCISSORS_X_SHIFT) | - (((state->maxy - 1) + 1440) << R300_SCISSORS_Y_SHIFT); - } + r300_set_scissor_regs(state, &r300->scissor_state->scissor, + r300_screen(r300->context.screen)->caps->is_r500); - r300->dirty_state |= R300_NEW_SCISSOR; + /* Don't rely on the order of states being set for the first time. */ + if (!r300->rs_state || r300->rs_state->rs.scissor) { + r300->dirty_state |= R300_NEW_SCISSOR; + } } static void r300_set_viewport_state(struct pipe_context* pipe, @@ -566,17 +880,14 @@ static void r300_set_viewport_state(struct pipe_context* pipe, r300->viewport_state->vte_control = R300_VTX_W0_FMT; if (state->scale[0] != 1.0f) { - assert(state->scale[0] != 0.0f); r300->viewport_state->xscale = state->scale[0]; r300->viewport_state->vte_control |= R300_VPORT_X_SCALE_ENA; } if (state->scale[1] != 1.0f) { - assert(state->scale[1] != 0.0f); r300->viewport_state->yscale = state->scale[1]; r300->viewport_state->vte_control |= R300_VPORT_Y_SCALE_ENA; } if (state->scale[2] != 1.0f) { - assert(state->scale[2] != 0.0f); r300->viewport_state->zscale = state->scale[2]; r300->viewport_state->vte_control |= R300_VPORT_Z_SCALE_ENA; } @@ -594,6 +905,9 @@ static void r300_set_viewport_state(struct pipe_context* pipe, } r300->dirty_state |= R300_NEW_VIEWPORT; + if (r300->fs && r300->fs->inputs.wpos != ATTR_UNUSED) { + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS; + } } static void r300_set_vertex_buffers(struct pipe_context* pipe, @@ -602,13 +916,16 @@ static void r300_set_vertex_buffers(struct pipe_context* pipe, { struct r300_context* r300 = r300_context(pipe); - memcpy(r300->vertex_buffers, buffers, + memcpy(r300->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count); - r300->vertex_buffer_count = count; - draw_flush(r300->draw); - draw_set_vertex_buffers(r300->draw, count, buffers); + if (r300->draw) { + draw_flush(r300->draw); + draw_set_vertex_buffers(r300->draw, count, buffers); + } + + r300->dirty_state |= R300_NEW_VERTEX_FORMAT; } static void r300_set_vertex_elements(struct pipe_context* pipe, @@ -617,8 +934,15 @@ static void r300_set_vertex_elements(struct pipe_context* pipe, { struct r300_context* r300 = r300_context(pipe); - draw_flush(r300->draw); - draw_set_vertex_elements(r300->draw, count, elements); + memcpy(r300->vertex_element, + elements, + sizeof(struct pipe_vertex_element) * count); + r300->vertex_element_count = count; + + if (r300->draw) { + draw_flush(r300->draw); + draw_set_vertex_elements(r300->draw, count, elements); + } } static void* r300_create_vs_state(struct pipe_context* pipe, @@ -634,9 +958,6 @@ static void* r300_create_vs_state(struct pipe_context* pipe, tgsi_scan_shader(shader->tokens, &vs->info); - /* Appease Draw. */ - vs->draw = draw_create_vertex_shader(r300->draw, shader); - return (void*)vs; } else { return draw_create_vertex_shader(r300->draw, shader); @@ -647,8 +968,6 @@ static void r300_bind_vs_state(struct pipe_context* pipe, void* shader) { struct r300_context* r300 = r300_context(pipe); - draw_flush(r300->draw); - if (r300_screen(pipe->screen)->caps->has_tcl) { struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader; @@ -659,10 +978,16 @@ static void r300_bind_vs_state(struct pipe_context* pipe, void* shader) r300_translate_vertex_shader(r300, vs); } - draw_bind_vertex_shader(r300->draw, vs->draw); r300->vs = vs; - r300->dirty_state |= R300_NEW_VERTEX_SHADER; + if (r300->fs) { + r300_vertex_shader_setup_wpos(r300); + } + + r300->dirty_state |= + R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS | + R300_NEW_VERTEX_FORMAT; } else { + draw_flush(r300->draw); draw_bind_vertex_shader(r300->draw, (struct draw_vertex_shader*)shader); } @@ -676,8 +1001,7 @@ static void r300_delete_vs_state(struct pipe_context* pipe, void* shader) struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader; rc_constants_destroy(&vs->code.constants); - draw_delete_vertex_shader(r300->draw, vs->draw); - FREE(vs->state.tokens); + FREE((void*)vs->state.tokens); FREE(shader); } else { draw_delete_vertex_shader(r300->draw, @@ -685,6 +1009,31 @@ static void r300_delete_vs_state(struct pipe_context* pipe, void* shader) } } +static void r300_set_constant_buffer(struct pipe_context *pipe, + uint shader, uint index, + const struct pipe_constant_buffer *buf) +{ + struct r300_context* r300 = r300_context(pipe); + void *mapped; + + if (buf == NULL || buf->buffer->size == 0 || + (mapped = pipe_buffer_map(pipe->screen, buf->buffer, PIPE_BUFFER_USAGE_CPU_READ)) == NULL) + { + r300->shader_constants[shader].count = 0; + return; + } + + assert((buf->buffer->size % 4 * sizeof(float)) == 0); + memcpy(r300->shader_constants[shader].constants, mapped, buf->buffer->size); + r300->shader_constants[shader].count = buf->buffer->size / (4 * sizeof(float)); + pipe_buffer_unmap(pipe->screen, buf->buffer); + + if (shader == PIPE_SHADER_VERTEX) + r300->dirty_state |= R300_NEW_VERTEX_SHADER_CONSTANTS; + else if (shader == PIPE_SHADER_FRAGMENT) + r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS; +} + void r300_init_state_functions(struct r300_context* r300) { r300->context.create_blend_state = r300_create_blend_state; @@ -701,8 +1050,6 @@ void r300_init_state_functions(struct r300_context* r300) r300->context.bind_depth_stencil_alpha_state = r300_bind_dsa_state; r300->context.delete_depth_stencil_alpha_state = r300_delete_dsa_state; - r300->context.set_edgeflags = r300_set_edgeflags; - r300->context.set_framebuffer_state = r300_set_framebuffer_state; r300->context.create_fs_state = r300_create_fs_state; @@ -716,10 +1063,11 @@ void r300_init_state_functions(struct r300_context* r300) r300->context.delete_rasterizer_state = r300_delete_rs_state; r300->context.create_sampler_state = r300_create_sampler_state; - r300->context.bind_sampler_states = r300_bind_sampler_states; + r300->context.bind_fragment_sampler_states = r300_bind_sampler_states; + r300->context.bind_vertex_sampler_states = r300_lacks_vertex_textures; r300->context.delete_sampler_state = r300_delete_sampler_state; - r300->context.set_sampler_textures = r300_set_sampler_textures; + r300->context.set_fragment_sampler_textures = r300_set_sampler_textures; r300->context.set_scissor_state = r300_set_scissor_state; |