diff options
Diffstat (limited to 'bltsville/gcbv/mirror/gcfill.c')
| -rw-r--r-- | bltsville/gcbv/mirror/gcfill.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/bltsville/gcbv/mirror/gcfill.c b/bltsville/gcbv/mirror/gcfill.c new file mode 100644 index 0000000..458be75 --- /dev/null +++ b/bltsville/gcbv/mirror/gcfill.c @@ -0,0 +1,258 @@ +/* + * Copyright(c) 2012, + * Texas Instruments, Inc. and Vivante Corporation. + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Vivante Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include "gcbv.h" + +#define GCZONE_NONE 0 +#define GCZONE_ALL (~0U) +#define GCZONE_COLOR (1 << 0) +#define GCZONE_FILL (1 << 1) + +GCDBG_FILTERDEF(fill, GCZONE_NONE, + "color", + "fill") + + +static inline unsigned int extract_component(unsigned int pixel, + const struct bvcomponent *desc) +{ + unsigned int component; + unsigned int component8; + + component = (pixel & desc->mask) >> desc->shift; + GCDBG(GCZONE_COLOR, "mask=0x%08X, shift=%d, component=0x%08X\n", + desc->mask, desc->shift, component); + + switch (desc->size) { + case 0: + component8 = 0xFF; + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + break; + + case 1: + component8 = component ? 0xFF : 0x00; + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + break; + + case 4: + component8 = component | (component << 4); + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + break; + + case 5: + component8 = (component << 3) | (component >> 2); + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + break; + + case 6: + component8 = (component << 2) | (component >> 4); + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + break; + + default: + component8 = component; + GCDBG(GCZONE_COLOR, "component8=0x%08X\n", component8); + } + + return component8; +} + +static unsigned int getinternalcolor(void *ptr, struct bvformatxlate *format) +{ + unsigned int srcpixel, dstpixel; + unsigned int r, g, b, a; + + switch (format->bitspp) { + case 16: + srcpixel = *(unsigned short *) ptr; + GCDBG(GCZONE_COLOR, "srcpixel=0x%08X\n", srcpixel); + break; + + case 32: + srcpixel = *(unsigned int *) ptr; + GCDBG(GCZONE_COLOR, "srcpixel=0x%08X\n", srcpixel); + break; + + default: + srcpixel = 0; + GCDBG(GCZONE_COLOR, "srcpixel=0x%08X\n", srcpixel); + } + + r = extract_component(srcpixel, &format->cs.rgb.comp->r); + g = extract_component(srcpixel, &format->cs.rgb.comp->g); + b = extract_component(srcpixel, &format->cs.rgb.comp->b); + a = extract_component(srcpixel, &format->cs.rgb.comp->a); + + GCDBG(GCZONE_COLOR, "(r,g,b,a)=0x%02X,0x%02X,0x%02X,0x%02X\n", + r, g, b, a); + + dstpixel = (a << 24) | (r << 16) | (g << 8) | b; + + GCDBG(GCZONE_COLOR, "dstpixel=0x%08X\n", dstpixel); + + return dstpixel; +} + +enum bverror do_fill(struct bvbltparams *bvbltparams, + struct gcbatch *batch, + struct surfaceinfo *srcinfo) +{ + enum bverror bverror; + struct gccontext *gccontext = get_context(); + struct surfaceinfo *dstinfo; + struct gcmofill *gcmofill; + unsigned char *fillcolorptr; + struct bvbuffmap *dstmap = NULL; + + GCENTER(GCZONE_FILL); + + /* Finish previous batch if any. */ + bverror = batch->batchend(bvbltparams, batch); + if (bverror != BVERR_NONE) + goto exit; + + /* Parse destination parameters. */ + bverror = parse_destination(bvbltparams, batch); + if (bverror != BVERR_NONE) + goto exit; + + /* Setup rotation. */ + process_dest_rotation(bvbltparams, batch); + + /* Get a shortcut to the destination surface. */ + dstinfo = &batch->dstinfo; + + /* Verify if the destination parameter have been modified. */ + if ((batch->dstbyteshift != dstinfo->bytealign) || + (batch->dstphyswidth != dstinfo->physwidth) || + (batch->dstphysheight != dstinfo->physheight)) { + /* Set new values. */ + batch->dstbyteshift = dstinfo->bytealign; + batch->dstphyswidth = dstinfo->physwidth; + batch->dstphysheight = dstinfo->physheight; + + /* Mark as modified. */ + batch->batchflags |= BVBATCH_DST; + } + + /* Map the destination. */ + bverror = do_map(bvbltparams->dstdesc, batch, &dstmap); + if (bverror != BVERR_NONE) { + bvbltparams->errdesc = gccontext->bverrorstr; + goto exit; + } + + /* Set the new destination. */ + bverror = set_dst(bvbltparams, batch, dstmap); + if (bverror != BVERR_NONE) + goto exit; + + /* Reset the modified flag. */ + batch->batchflags &= ~(BVBATCH_DST | + BVBATCH_CLIPRECT | + BVBATCH_DESTRECT); + + /*********************************************************************** + ** Allocate command buffer. + */ + + bverror = claim_buffer(bvbltparams, batch, + sizeof(struct gcmofill), + (void **) &gcmofill); + if (bverror != BVERR_NONE) + goto exit; + + /*********************************************************************** + ** Set dummy source. + */ + + /* Set surface dummy width and height. */ + gcmofill->src.rotation_ldst = gcmofillsrc_rotation_ldst; + gcmofill->src.rotation.raw = 0; + gcmofill->src.rotation.reg.surf_width = 1; + gcmofill->src.config.raw = 0; + + gcmofill->src.rotationheight_ldst = gcmofillsrc_rotationheight_ldst; + gcmofill->src.rotationheight.reg.height = 1; + gcmofill->src.rotationangle.raw = 0; + gcmofill->src.rotationangle.reg.dst = GCREG_ROT_ANGLE_ROT0; + gcmofill->src.rotationangle.reg.dst_mirror = GCREG_MIRROR_NONE; + + /* Disable alpha blending. */ + gcmofill->src.alphacontrol_ldst = gcmofillsrc_alphacontrol_ldst; + gcmofill->src.alphacontrol.raw = 0; + gcmofill->src.alphacontrol.reg.enable = GCREG_ALPHA_CONTROL_ENABLE_OFF; + + /*********************************************************************** + ** Set fill color. + */ + + fillcolorptr + = (unsigned char *) srcinfo->buf.desc->virtaddr + + srcinfo->rect.top * srcinfo->geom->virtstride + + srcinfo->rect.left * srcinfo->format.bitspp / 8; + + gcmofill->clearcolor_ldst = gcmofill_clearcolor_ldst; + gcmofill->clearcolor.raw = getinternalcolor(fillcolorptr, + &srcinfo->format); + + /*********************************************************************** + ** Configure and start fill. + */ + + /* Set destination configuration. */ + gcmofill->dstconfig_ldst = gcmofill_dstconfig_ldst; + gcmofill->dstconfig.raw = 0; + gcmofill->dstconfig.reg.swizzle = dstinfo->format.swizzle; + gcmofill->dstconfig.reg.format = dstinfo->format.format; + gcmofill->dstconfig.reg.command = GCREG_DEST_CONFIG_COMMAND_CLEAR; + + /* Set ROP3. */ + gcmofill->rop_ldst = gcmofill_rop_ldst; + gcmofill->rop.raw = 0; + gcmofill->rop.reg.type = GCREG_ROP_TYPE_ROP3; + gcmofill->rop.reg.fg = (unsigned char) bvbltparams->op.rop; + + /* Set START_DE command. */ + gcmofill->startde.cmd.fld = gcfldstartde; + + /* Set destination rectangle. */ + gcmofill->rect.left = batch->dstadjusted.left; + gcmofill->rect.top = batch->dstadjusted.top; + gcmofill->rect.right = batch->dstadjusted.right; + gcmofill->rect.bottom = batch->dstadjusted.bottom; + +exit: + GCEXITARG(GCZONE_FILL, "bv%s = %d\n", + (bverror == BVERR_NONE) ? "result" : "error", bverror); + return bverror; +} |