summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/i965/intel_blit.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_blit.c')
l---------[-rw-r--r--]src/mesa/drivers/dri/i965/intel_blit.c618
1 files changed, 1 insertions, 617 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_blit.c b/src/mesa/drivers/dri/i965/intel_blit.c
index f88cbb2328..dd6c8d17c2 100644..120000
--- a/src/mesa/drivers/dri/i965/intel_blit.c
+++ b/src/mesa/drivers/dri/i965/intel_blit.c
@@ -1,617 +1 @@
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-
-#include <stdio.h>
-#include <errno.h>
-
-#include "mtypes.h"
-#include "context.h"
-#include "enums.h"
-#include "vblank.h"
-
-#include "intel_reg.h"
-#include "intel_batchbuffer.h"
-#include "intel_context.h"
-#include "intel_blit.h"
-#include "intel_regions.h"
-#include "intel_structs.h"
-
-#include "bufmgr.h"
-
-
-
-
-/*
- * Copy the back buffer to the front buffer.
- */
-void intelCopyBuffer( const __DRIdrawablePrivate *dPriv,
- const drm_clip_rect_t *rect )
-{
- struct intel_context *intel;
- GLboolean missed_target;
- int64_t ust;
-
- DBG("%s\n", __FUNCTION__);
-
- assert(dPriv);
- assert(dPriv->driContextPriv);
- assert(dPriv->driContextPriv->driverPrivate);
-
- intel = (struct intel_context *) dPriv->driContextPriv->driverPrivate;
- intelFlush( &intel->ctx );
-
-
- bmFinishFenceLock(intel, intel->last_swap_fence);
-
- /* The LOCK_HARDWARE is required for the cliprects. Buffer offsets
- * should work regardless.
- */
- LOCK_HARDWARE( intel );
-
- if (!rect)
- {
- UNLOCK_HARDWARE( intel );
- driWaitForVBlank( dPriv, &intel->vbl_seq, intel->vblank_flags, & missed_target );
- LOCK_HARDWARE( intel );
- }
-
- {
- intelScreenPrivate *intelScreen = intel->intelScreen;
- __DRIdrawablePrivate *dPriv = intel->driDrawable;
- int nbox = dPriv->numClipRects;
- drm_clip_rect_t *pbox = dPriv->pClipRects;
- int cpp = intelScreen->cpp;
- struct intel_region *src, *dst;
- int BR13, CMD;
- int i;
- int src_pitch, dst_pitch;
-
- if (intel->sarea->pf_current_page == 0) {
- dst = intel->front_region;
- src = intel->back_region;
- }
- else {
- assert(0);
- src = intel->front_region;
- dst = intel->back_region;
- }
-
- src_pitch = src->pitch * src->cpp;
- dst_pitch = dst->pitch * dst->cpp;
-
- if (cpp == 2) {
- BR13 = (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- }
- else {
- BR13 = (0xCC << 16) | (1<<24) | (1<<25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- }
-
- if (src->tiled) {
- CMD |= XY_SRC_TILED;
- src_pitch /= 4;
- }
-
- if (dst->tiled) {
- CMD |= XY_DST_TILED;
- dst_pitch /= 4;
- }
-
- for (i = 0 ; i < nbox; i++, pbox++)
- {
- drm_clip_rect_t tmp = *pbox;
-
- if (rect) {
- if (!intel_intersect_cliprects(&tmp, &tmp, rect))
- continue;
- }
-
-
- if (tmp.x1 > tmp.x2 ||
- tmp.y1 > tmp.y2 ||
- tmp.x2 > intelScreen->width ||
- tmp.y2 > intelScreen->height)
- continue;
-
- BEGIN_BATCH(8, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( CMD );
- OUT_BATCH( dst_pitch | BR13 );
- OUT_BATCH( (tmp.y1 << 16) | tmp.x1 );
- OUT_BATCH( (tmp.y2 << 16) | tmp.x2 );
- OUT_BATCH( bmBufferOffset(intel, dst->buffer) );
- OUT_BATCH( (tmp.y1 << 16) | tmp.x1 );
- OUT_BATCH( src_pitch );
- OUT_BATCH( bmBufferOffset(intel, src->buffer) );
- ADVANCE_BATCH();
- }
- }
-
- intel_batchbuffer_flush( intel->batch );
- intel->second_last_swap_fence = intel->last_swap_fence;
- intel->last_swap_fence = bmSetFenceLock( intel );
- UNLOCK_HARDWARE( intel );
-
- if (!rect)
- {
- intel->swap_count++;
- (*dri_interface->getUST)(&ust);
- if (missed_target) {
- intel->swap_missed_count++;
- intel->swap_missed_ust = ust - intel->swap_ust;
- }
-
- intel->swap_ust = ust;
- }
-
-}
-
-
-
-
-void intelEmitFillBlit( struct intel_context *intel,
- GLuint cpp,
- GLshort dst_pitch,
- struct buffer *dst_buffer,
- GLuint dst_offset,
- GLboolean dst_tiled,
- GLshort x, GLshort y,
- GLshort w, GLshort h,
- GLuint color )
-{
- GLuint BR13, CMD;
- BATCH_LOCALS;
-
- dst_pitch *= cpp;
-
- switch(cpp) {
- case 1:
- case 2:
- case 3:
- BR13 = (0xF0 << 16) | (1<<24);
- CMD = XY_COLOR_BLT_CMD;
- break;
- case 4:
- BR13 = (0xF0 << 16) | (1<<24) | (1<<25);
- CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
- XY_COLOR_BLT_WRITE_RGB);
- break;
- default:
- return;
- }
-
- if (dst_tiled) {
- CMD |= XY_DST_TILED;
- dst_pitch /= 4;
- }
-
- BEGIN_BATCH(6, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( CMD );
- OUT_BATCH( dst_pitch | BR13 );
- OUT_BATCH( (y << 16) | x );
- OUT_BATCH( ((y+h) << 16) | (x+w) );
- OUT_BATCH( bmBufferOffset(intel, dst_buffer) + dst_offset );
- OUT_BATCH( color );
- ADVANCE_BATCH();
-}
-
-static GLuint translate_raster_op(GLenum logicop)
-{
- switch(logicop) {
- case GL_CLEAR: return 0x00;
- case GL_AND: return 0x88;
- case GL_AND_REVERSE: return 0x44;
- case GL_COPY: return 0xCC;
- case GL_AND_INVERTED: return 0x22;
- case GL_NOOP: return 0xAA;
- case GL_XOR: return 0x66;
- case GL_OR: return 0xEE;
- case GL_NOR: return 0x11;
- case GL_EQUIV: return 0x99;
- case GL_INVERT: return 0x55;
- case GL_OR_REVERSE: return 0xDD;
- case GL_COPY_INVERTED: return 0x33;
- case GL_OR_INVERTED: return 0xBB;
- case GL_NAND: return 0x77;
- case GL_SET: return 0xFF;
- default: return 0;
- }
-}
-
-
-/* Copy BitBlt
- */
-void intelEmitCopyBlit( struct intel_context *intel,
- GLuint cpp,
- GLshort src_pitch,
- struct buffer *src_buffer,
- GLuint src_offset,
- GLboolean src_tiled,
- GLshort dst_pitch,
- struct buffer *dst_buffer,
- GLuint dst_offset,
- GLboolean dst_tiled,
- GLshort src_x, GLshort src_y,
- GLshort dst_x, GLshort dst_y,
- GLshort w, GLshort h,
- GLenum logic_op )
-{
- GLuint CMD, BR13;
- int dst_y2 = dst_y + h;
- int dst_x2 = dst_x + w;
- BATCH_LOCALS;
-
-
- DBG("%s src:buf(%d)/%d %d,%d dst:buf(%d)/%d %d,%d sz:%dx%d op:%d\n",
- __FUNCTION__,
- src_buffer, src_pitch, src_x, src_y,
- dst_buffer, dst_pitch, dst_x, dst_y,
- w,h,logic_op);
-
- assert( logic_op - GL_CLEAR >= 0 );
- assert( logic_op - GL_CLEAR < 0x10 );
-
- src_pitch *= cpp;
- dst_pitch *= cpp;
-
- switch(cpp) {
- case 1:
- case 2:
- case 3:
- BR13 = (translate_raster_op(logic_op) << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- case 4:
- BR13 = (translate_raster_op(logic_op) << 16) | (1<<24) |
- (1<<25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- break;
- default:
- return;
- }
-
- if (src_tiled) {
- CMD |= XY_SRC_TILED;
- src_pitch /= 4;
- }
-
- if (dst_tiled) {
- CMD |= XY_DST_TILED;
- dst_pitch /= 4;
- }
-
- if (dst_y2 < dst_y ||
- dst_x2 < dst_x) {
- return;
- }
-
- dst_pitch &= 0xffff;
- src_pitch &= 0xffff;
-
- /* Initial y values don't seem to work with negative pitches. If
- * we adjust the offsets manually (below), it seems to work fine.
- *
- * On the other hand, if we always adjust, the hardware doesn't
- * know which blit directions to use, so overlapping copypixels get
- * the wrong result.
- */
- if (dst_pitch > 0 && src_pitch > 0) {
- BEGIN_BATCH(8, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( CMD );
- OUT_BATCH( dst_pitch | BR13 );
- OUT_BATCH( (dst_y << 16) | dst_x );
- OUT_BATCH( (dst_y2 << 16) | dst_x2 );
- OUT_BATCH( bmBufferOffset(intel, dst_buffer) + dst_offset );
- OUT_BATCH( (src_y << 16) | src_x );
- OUT_BATCH( src_pitch );
- OUT_BATCH( bmBufferOffset(intel, src_buffer) + src_offset );
- ADVANCE_BATCH();
- }
- else {
- BEGIN_BATCH(8, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( CMD );
- OUT_BATCH( (dst_pitch & 0xffff) | BR13 );
- OUT_BATCH( (0 << 16) | dst_x );
- OUT_BATCH( (h << 16) | dst_x2 );
- OUT_BATCH( bmBufferOffset(intel, dst_buffer) + dst_offset + dst_y * dst_pitch );
- OUT_BATCH( (0 << 16) | src_x );
- OUT_BATCH( (src_pitch & 0xffff) );
- OUT_BATCH( bmBufferOffset(intel, src_buffer) + src_offset + src_y * src_pitch );
- ADVANCE_BATCH();
- }
-}
-
-
-
-void intelClearWithBlit(GLcontext *ctx, GLbitfield flags)
-{
- struct intel_context *intel = intel_context( ctx );
- intelScreenPrivate *intelScreen = intel->intelScreen;
- GLuint clear_depth, clear_color;
- GLint cx, cy, cw, ch;
- GLint cpp = intelScreen->cpp;
- GLboolean all;
- GLint i;
- struct intel_region *front = intel->front_region;
- struct intel_region *back = intel->back_region;
- struct intel_region *depth = intel->depth_region;
- GLuint BR13, FRONT_CMD, BACK_CMD, DEPTH_CMD;
- GLuint front_pitch;
- GLuint back_pitch;
- GLuint depth_pitch;
- BATCH_LOCALS;
-
-
- clear_color = intel->ClearColor;
- clear_depth = 0;
-
- if (flags & BUFFER_BIT_DEPTH) {
- clear_depth = (GLuint)(ctx->Depth.Clear * intel->ClearDepth);
- }
-
- if (flags & BUFFER_BIT_STENCIL) {
- clear_depth |= (ctx->Stencil.Clear & 0xff) << 24;
- }
-
- switch(cpp) {
- case 2:
- BR13 = (0xF0 << 16) | (1<<24);
- BACK_CMD = FRONT_CMD = XY_COLOR_BLT_CMD;
- DEPTH_CMD = XY_COLOR_BLT_CMD;
- break;
- case 4:
- BR13 = (0xF0 << 16) | (1<<24) | (1<<25);
- BACK_CMD = FRONT_CMD = (XY_COLOR_BLT_CMD |
- XY_COLOR_BLT_WRITE_ALPHA |
- XY_COLOR_BLT_WRITE_RGB);
- DEPTH_CMD = XY_COLOR_BLT_CMD;
- if (flags & BUFFER_BIT_DEPTH) DEPTH_CMD |= XY_COLOR_BLT_WRITE_RGB;
- if (flags & BUFFER_BIT_STENCIL) DEPTH_CMD |= XY_COLOR_BLT_WRITE_ALPHA;
- break;
- default:
- return;
- }
-
-
-
- intelFlush( &intel->ctx );
- LOCK_HARDWARE( intel );
- {
- /* get clear bounds after locking */
- cx = ctx->DrawBuffer->_Xmin;
- cy = ctx->DrawBuffer->_Ymin;
- ch = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
- cw = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
- all = (cw == ctx->DrawBuffer->Width && ch == ctx->DrawBuffer->Height);
-
- /* flip top to bottom */
- cy = intel->driDrawable->h - cy - ch;
- cx = cx + intel->drawX;
- cy += intel->drawY;
-
- /* adjust for page flipping */
- if ( intel->sarea->pf_current_page == 0 ) {
- front = intel->front_region;
- back = intel->back_region;
- }
- else {
- back = intel->front_region;
- front = intel->back_region;
- }
-
- front_pitch = front->pitch * front->cpp;
- back_pitch = back->pitch * back->cpp;
- depth_pitch = depth->pitch * depth->cpp;
-
- if (front->tiled) {
- FRONT_CMD |= XY_DST_TILED;
- front_pitch /= 4;
- }
-
- if (back->tiled) {
- BACK_CMD |= XY_DST_TILED;
- back_pitch /= 4;
- }
-
- if (depth->tiled) {
- DEPTH_CMD |= XY_DST_TILED;
- depth_pitch /= 4;
- }
-
- for (i = 0 ; i < intel->numClipRects ; i++)
- {
- drm_clip_rect_t *box = &intel->pClipRects[i];
- drm_clip_rect_t b;
-
- if (!all) {
- GLint x = box->x1;
- GLint y = box->y1;
- GLint w = box->x2 - x;
- GLint h = box->y2 - y;
-
- if (x < cx) w -= cx - x, x = cx;
- if (y < cy) h -= cy - y, y = cy;
- if (x + w > cx + cw) w = cx + cw - x;
- if (y + h > cy + ch) h = cy + ch - y;
- if (w <= 0) continue;
- if (h <= 0) continue;
-
- b.x1 = x;
- b.y1 = y;
- b.x2 = x + w;
- b.y2 = y + h;
- } else {
- b = *box;
- }
-
-
- if (b.x1 > b.x2 ||
- b.y1 > b.y2 ||
- b.x2 > intelScreen->width ||
- b.y2 > intelScreen->height)
- continue;
-
- if ( flags & BUFFER_BIT_FRONT_LEFT ) {
- BEGIN_BATCH(6, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( FRONT_CMD );
- OUT_BATCH( front_pitch | BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( bmBufferOffset(intel, front->buffer) );
- OUT_BATCH( clear_color );
- ADVANCE_BATCH();
- }
-
- if ( flags & BUFFER_BIT_BACK_LEFT ) {
- BEGIN_BATCH(6, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( BACK_CMD );
- OUT_BATCH( back_pitch | BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( bmBufferOffset(intel, back->buffer) );
- OUT_BATCH( clear_color );
- ADVANCE_BATCH();
- }
-
- if ( flags & (BUFFER_BIT_STENCIL | BUFFER_BIT_DEPTH) ) {
- BEGIN_BATCH(6, INTEL_BATCH_NO_CLIPRECTS);
- OUT_BATCH( DEPTH_CMD );
- OUT_BATCH( depth_pitch | BR13 );
- OUT_BATCH( (b.y1 << 16) | b.x1 );
- OUT_BATCH( (b.y2 << 16) | b.x2 );
- OUT_BATCH( bmBufferOffset(intel, depth->buffer) );
- OUT_BATCH( clear_depth );
- ADVANCE_BATCH();
- }
- }
- }
- intel_batchbuffer_flush( intel->batch );
- UNLOCK_HARDWARE( intel );
-}
-
-
-
-#define BR13_565 0x1
-#define BR13_8888 0x3
-
-
-void
-intelEmitImmediateColorExpandBlit(struct intel_context *intel,
- GLuint cpp,
- GLubyte *src_bits, GLuint src_size,
- GLuint fg_color,
- GLshort dst_pitch,
- struct buffer *dst_buffer,
- GLuint dst_offset,
- GLboolean dst_tiled,
- GLshort x, GLshort y,
- GLshort w, GLshort h,
- GLenum logic_op)
-{
- struct xy_setup_blit setup;
- struct xy_text_immediate_blit text;
- int dwords = ((src_size + 7) & ~7) / 4;
-
- assert( logic_op - GL_CLEAR >= 0 );
- assert( logic_op - GL_CLEAR < 0x10 );
-
- if (w < 0 || h < 0)
- return;
-
- dst_pitch *= cpp;
-
- if (dst_tiled)
- dst_pitch /= 4;
-
- DBG("%s dst:buf(%p)/%d+%d %d,%d sz:%dx%d, %d bytes %d dwords\n",
- __FUNCTION__,
- dst_buffer, dst_pitch, dst_offset, x, y, w, h, src_size, dwords);
-
- memset(&setup, 0, sizeof(setup));
-
- setup.br0.client = CLIENT_2D;
- setup.br0.opcode = OPCODE_XY_SETUP_BLT;
- setup.br0.write_alpha = (cpp == 4);
- setup.br0.write_rgb = (cpp == 4);
- setup.br0.dst_tiled = dst_tiled;
- setup.br0.length = (sizeof(setup) / sizeof(int)) - 2;
-
- setup.br13.dest_pitch = dst_pitch;
- setup.br13.rop = translate_raster_op(logic_op);
- setup.br13.color_depth = (cpp == 4) ? BR13_8888 : BR13_565;
- setup.br13.clipping_enable = 0;
- setup.br13.mono_source_transparency = 1;
-
- setup.dw2.clip_y1 = 0;
- setup.dw2.clip_x1 = 0;
- setup.dw3.clip_y2 = 100;
- setup.dw3.clip_x2 = 100;
-
- setup.dest_base_addr = bmBufferOffset(intel, dst_buffer) + dst_offset;
- setup.background_color = 0;
- setup.foreground_color = fg_color;
- setup.pattern_base_addr = 0;
-
- memset(&text, 0, sizeof(text));
- text.dw0.client = CLIENT_2D;
- text.dw0.opcode = OPCODE_XY_TEXT_IMMEDIATE_BLT;
- text.dw0.pad0 = 0;
- text.dw0.byte_packed = 1; /* ?maybe? */
- text.dw0.pad1 = 0;
- text.dw0.dst_tiled = dst_tiled;
- text.dw0.pad2 = 0;
- text.dw0.length = (sizeof(text)/sizeof(int)) - 2 + dwords;
- text.dw1.dest_y1 = y; /* duplicates info in setup blit */
- text.dw1.dest_x1 = x;
- text.dw2.dest_y2 = y + h;
- text.dw2.dest_x2 = x + w;
-
- intel_batchbuffer_require_space( intel->batch,
- sizeof(setup) +
- sizeof(text) +
- dwords,
- INTEL_BATCH_NO_CLIPRECTS );
-
- intel_batchbuffer_data( intel->batch,
- &setup,
- sizeof(setup),
- INTEL_BATCH_NO_CLIPRECTS );
-
- intel_batchbuffer_data( intel->batch,
- &text,
- sizeof(text),
- INTEL_BATCH_NO_CLIPRECTS );
-
- intel_batchbuffer_data( intel->batch,
- src_bits,
- dwords * 4,
- INTEL_BATCH_NO_CLIPRECTS );
-}
-
+../intel/intel_blit.c \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 12:06:59 +0000