/*
* 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"),
#include "tgsi/tgsi_parse.h"
#include "pipe/p_config.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "r300_context.h"
#include "r300_reg.h"
/* 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. */
{
struct r300_blend_state* blend = CALLOC_STRUCT(r300_blend_state);
- if (state->blend_enable)
+ if (state->rt[0].blend_enable)
{
- unsigned eqRGB = state->rgb_func;
- unsigned srcRGB = state->rgb_src_factor;
- unsigned dstRGB = state->rgb_dst_factor;
+ unsigned eqRGB = state->rt[0].rgb_func;
+ unsigned srcRGB = state->rt[0].rgb_src_factor;
+ unsigned dstRGB = state->rt[0].rgb_dst_factor;
- unsigned eqA = state->alpha_func;
- unsigned srcA = state->alpha_src_factor;
- unsigned dstA = state->alpha_dst_factor;
+ unsigned eqA = state->rt[0].alpha_func;
+ unsigned srcA = state->rt[0].alpha_src_factor;
+ unsigned dstA = state->rt[0].alpha_dst_factor;
/* despite the name, ALPHA_BLEND_ENABLE has nothing to do with alpha,
* this is just the crappy D3D naming */
( 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 */
+ /* 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 ||
srcA == PIPE_BLENDFACTOR_DST_COLOR ||
srcA == PIPE_BLENDFACTOR_DST_ALPHA ||
srcA == PIPE_BLENDFACTOR_INV_DST_COLOR ||
- srcA == PIPE_BLENDFACTOR_INV_DST_ALPHA)
+ srcA == PIPE_BLENDFACTOR_INV_DST_ALPHA ||
+ srcRGB == PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE) {
+ /* Enable reading from the colorbuffer. */
blend->blend_control |= R300_READ_ENABLE;
- /* XXX implement the optimization with DISCARD_SRC_PIXELS*/
- /* XXX implement the optimization with SRC_ALPHA_?_NO_READ */
+ 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) {
(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;
+ /* Color channel masks for all MRTs. */
+ blend->color_channel_mask = state->rt[0].colormask;
+ if (state->independent_blend_enable) {
+ blend->color_channel_mask |= (state->rt[1].colormask << 4);
+ blend->color_channel_mask |= (state->rt[2].colormask << 8);
+ blend->color_channel_mask |= (state->rt[3].colormask << 12);
}
if (state->dither) {
{
struct r300_context* r300 = r300_context(pipe);
- r300->blend_state = (struct r300_blend_state*)state;
- r300->dirty_state |= R300_NEW_BLEND;
+ r300->blend_state.state = state;
+ r300->blend_state.dirty = TRUE;
}
/* Free blend state. */
const struct pipe_blend_color* color)
{
struct r300_context* r300 = r300_context(pipe);
+ struct r300_screen* r300screen = r300_screen(pipe->screen);
+ struct r300_blend_color_state* state =
+ (struct r300_blend_color_state*)r300->blend_color_state.state;
union util_color uc;
util_pack_color(color->color, PIPE_FORMAT_A8R8G8B8_UNORM, &uc);
- r300->blend_color_state->blend_color = uc.ui;
+ state->blend_color = uc.ui;
/* XXX if FP16 blending is enabled, we should use the FP16 format */
- r300->blend_color_state->blend_color_red_alpha =
+ 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 =
+ 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;
+ r300->blend_color_state.size = r300screen->caps->is_r500 ? 3 : 2;
+ r300->blend_color_state.dirty = TRUE;
}
static void r300_set_clip_state(struct pipe_context* pipe,
struct r300_context* r300 = r300_context(pipe);
if (r300_screen(pipe->screen)->caps->has_tcl) {
- r300->clip_state = *state;
- r300->dirty_state |= R300_NEW_CLIP;
+ memcpy(r300->clip_state.state, state, sizeof(struct pipe_clip_state));
+ r300->clip_state.size = 29;
} else {
draw_flush(r300->draw);
draw_set_clip_state(r300->draw, state);
+ r300->clip_state.size = 2;
}
+
+ r300->clip_state.dirty = TRUE;
}
/* Create a new depth, stencil, and alpha state based on the CSO dsa state.
void* state)
{
struct r300_context* r300 = r300_context(pipe);
+ struct r300_screen* r300screen = r300_screen(pipe->screen);
- r300->dsa_state = (struct r300_dsa_state*)state;
- r300->dirty_state |= R300_NEW_DSA;
+ r300->dsa_state.state = state;
+ r300->dsa_state.size = r300screen->caps->is_r500 ? 8 : 6;
+ r300->dsa_state.dirty = TRUE;
}
/* Free DSA state. */
FREE(state);
}
-static void r300_set_scissor_regs(const struct pipe_scissor_state* state,
- struct r300_scissor_regs *scissor,
- boolean is_r500)
-{
- 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
r300_set_framebuffer_state(struct pipe_context* pipe,
const struct pipe_framebuffer_state* state)
{
struct r300_context* r300 = r300_context(pipe);
- struct pipe_scissor_state scissor;
+ uint32_t zbuffer_bpp = 0;
+
+ r300->fb_state.size = (10 * state->nr_cbufs) +
+ (2 * (4 - state->nr_cbufs)) +
+ (state->zsbuf ? 10 : 0) + 6;
+
+ if (state->nr_cbufs > 4) {
+ debug_printf("r300: Implementation error: Too many MRTs in %s, "
+ "refusing to bind framebuffer state!\n", __FUNCTION__);
+ return;
+ }
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);
+ r300->fb_state.state = state;
/* 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;
+ /* XXX wait what */
+ r300->blend_state.dirty = TRUE;
+ r300->dsa_state.dirty = TRUE;
+ r300->fb_state.dirty = TRUE;
+ r300->scissor_state.dirty = TRUE;
+
+ /* Polygon offset depends on the zbuffer bit depth. */
+ if (state->zsbuf && r300->polygon_offset_enabled) {
+ switch (util_format_get_blocksize(state->zsbuf->texture->format)) {
+ case 2:
+ zbuffer_bpp = 16;
+ break;
+ case 4:
+ zbuffer_bpp = 24;
+ break;
+ }
+
+ if (r300->zbuffer_bpp != zbuffer_bpp) {
+ r300->zbuffer_bpp = zbuffer_bpp;
+ r300->rs_state.dirty = TRUE;
+ }
}
- r300->dirty_state |= R300_NEW_FRAMEBUFFERS;
- r300->dirty_state |= R300_NEW_BLEND;
}
/* Create fragment shader state. */
r300->fs = fs;
r300_pick_fragment_shader(r300);
+ if (r300->vs && r300_vertex_shader_setup_wpos(r300)) {
+ r300->vertex_format_state.dirty = TRUE;
+ }
+
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER | R300_NEW_FRAGMENT_SHADER_CONSTANTS;
}
/* Copy rasterizer state for Draw. */
rs->rs = *state;
- rs->enable_vte = !state->bypass_vs_clip_and_viewport;
-
#ifdef PIPE_ARCH_LITTLE_ENDIAN
rs->vap_control_status = R300_VC_NO_SWAP;
#else
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) {
}
if (rs->polygon_offset_enable) {
- rs->depth_offset_front = rs->depth_offset_back =
- fui(state->offset_units);
- rs->depth_scale_front = rs->depth_scale_back =
- fui(state->offset_scale);
+ rs->depth_offset = state->offset_units;
+ rs->depth_scale = state->offset_scale;
}
if (state->line_stipple_enable) {
draw_set_rasterizer_state(r300->draw, &rs->rs);
}
- r300->rs_state = rs;
+ if (rs) {
+ r300->tcl_bypass = rs->rs.bypass_vs_clip_and_viewport;
+ r300->polygon_offset_enabled = rs->rs.offset_cw || rs->rs.offset_ccw;
+ } else {
+ r300->tcl_bypass = FALSE;
+ r300->polygon_offset_enabled = FALSE;
+ }
+
+ r300->rs_state.state = rs;
+ r300->rs_state.dirty = TRUE;
+ /* XXX Why is this still needed, dammit!? */
+ r300->scissor_state.dirty = TRUE;
+ r300->viewport_state.dirty = TRUE;
+
/* 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. */
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. */
{
struct r300_context* r300 = r300_context(pipe);
- r300_set_scissor_regs(state, &r300->scissor_state->scissor,
- r300_screen(r300->context.screen)->caps->is_r500);
+ memcpy(r300->scissor_state.state, state,
+ sizeof(struct pipe_scissor_state));
- /* 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->scissor_state.dirty = TRUE;
}
static void r300_set_viewport_state(struct pipe_context* pipe,
const struct pipe_viewport_state* state)
{
struct r300_context* r300 = r300_context(pipe);
+ struct r300_viewport_state* viewport =
+ (struct r300_viewport_state*)r300->viewport_state.state;
/* Do the transform in HW. */
- r300->viewport_state->vte_control = R300_VTX_W0_FMT;
+ viewport->vte_control = R300_VTX_W0_FMT;
if (state->scale[0] != 1.0f) {
- r300->viewport_state->xscale = state->scale[0];
- r300->viewport_state->vte_control |= R300_VPORT_X_SCALE_ENA;
+ viewport->xscale = state->scale[0];
+ viewport->vte_control |= R300_VPORT_X_SCALE_ENA;
}
if (state->scale[1] != 1.0f) {
- r300->viewport_state->yscale = state->scale[1];
- r300->viewport_state->vte_control |= R300_VPORT_Y_SCALE_ENA;
+ viewport->yscale = state->scale[1];
+ viewport->vte_control |= R300_VPORT_Y_SCALE_ENA;
}
if (state->scale[2] != 1.0f) {
- r300->viewport_state->zscale = state->scale[2];
- r300->viewport_state->vte_control |= R300_VPORT_Z_SCALE_ENA;
+ viewport->zscale = state->scale[2];
+ viewport->vte_control |= R300_VPORT_Z_SCALE_ENA;
}
if (state->translate[0] != 0.0f) {
- r300->viewport_state->xoffset = state->translate[0];
- r300->viewport_state->vte_control |= R300_VPORT_X_OFFSET_ENA;
+ viewport->xoffset = state->translate[0];
+ viewport->vte_control |= R300_VPORT_X_OFFSET_ENA;
}
if (state->translate[1] != 0.0f) {
- r300->viewport_state->yoffset = state->translate[1];
- r300->viewport_state->vte_control |= R300_VPORT_Y_OFFSET_ENA;
+ viewport->yoffset = state->translate[1];
+ viewport->vte_control |= R300_VPORT_Y_OFFSET_ENA;
}
if (state->translate[2] != 0.0f) {
- r300->viewport_state->zoffset = state->translate[2];
- r300->viewport_state->vte_control |= R300_VPORT_Z_OFFSET_ENA;
+ viewport->zoffset = state->translate[2];
+ viewport->vte_control |= R300_VPORT_Z_OFFSET_ENA;
}
- r300->dirty_state |= R300_NEW_VIEWPORT;
+ r300->viewport_state.dirty = TRUE;
+ 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,
draw_set_vertex_buffers(r300->draw, count, buffers);
}
- r300->dirty_state |= R300_NEW_VERTEX_FORMAT;
+ r300->vertex_format_state.dirty = TRUE;
+}
+
+static boolean r300_validate_aos(struct r300_context *r300)
+{
+ struct pipe_vertex_buffer *vbuf = r300->vertex_buffer;
+ struct pipe_vertex_element *velem = r300->vertex_element;
+ int i;
+
+ /* Check if formats and strides are aligned to the size of DWORD. */
+ for (i = 0; i < r300->vertex_element_count; i++) {
+ if (vbuf[velem[i].vertex_buffer_index].stride % 4 != 0 ||
+ util_format_get_blocksize(velem[i].src_format) % 4 != 0) {
+ return FALSE;
+ }
+ }
+ return TRUE;
}
static void r300_set_vertex_elements(struct pipe_context* pipe,
draw_flush(r300->draw);
draw_set_vertex_elements(r300->draw, count, elements);
}
+
+ if (!r300_validate_aos(r300)) {
+ /* XXX We should fallback using draw. */
+ assert(0);
+ abort();
+ }
}
static void* r300_create_vs_state(struct pipe_context* pipe,
}
r300->vs = vs;
- r300->dirty_state |= R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS;
+ if (r300->fs) {
+ r300_vertex_shader_setup_wpos(r300);
+ }
+
+ r300->vertex_format_state.dirty = TRUE;
+
+ r300->dirty_state |=
+ R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS;
} else {
draw_flush(r300->draw);
draw_bind_vertex_shader(r300->draw,
static void r300_set_constant_buffer(struct pipe_context *pipe,
uint shader, uint index,
- const struct pipe_constant_buffer *buf)
+ struct pipe_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)
+ if (buf == NULL || buf->size == 0 ||
+ (mapped = pipe_buffer_map(pipe->screen, buf, 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);
+ assert((buf->size % 4 * sizeof(float)) == 0);
+ memcpy(r300->shader_constants[shader].constants, mapped, buf->size);
+ r300->shader_constants[shader].count = buf->size / (4 * sizeof(float));
+ pipe_buffer_unmap(pipe->screen, buf);
if (shader == PIPE_SHADER_VERTEX)
r300->dirty_state |= R300_NEW_VERTEX_SHADER_CONSTANTS;