static void
radeonDRI2Flush(__DRIdrawable *drawable)
{
radeonContextPtr rmesa;
rmesa = (radeonContextPtr) drawable->driContextPriv->driverPrivate;
radeonFlush(&rmesa->glCtx);
}
/**
* Copy a region of [@a width x @a height] pixels from source buffer
* to destination buffer.
* @param[in] r200 r200 context
* @param[in] src_bo source radeon buffer object
* @param[in] src_offset offset of the source image in the @a src_bo
* @param[in] src_mesaformat source image format
* @param[in] src_pitch aligned source image width
* @param[in] src_width source image width
* @param[in] src_height source image height
* @param[in] src_x_offset x offset in the source image
* @param[in] src_y_offset y offset in the source image
* @param[in] dst_bo destination radeon buffer object
* @param[in] dst_offset offset of the destination image in the @a dst_bo
* @param[in] dst_mesaformat destination image format
* @param[in] dst_pitch aligned destination image width
* @param[in] dst_width destination image width
* @param[in] dst_height destination image height
* @param[in] dst_x_offset x offset in the destination image
* @param[in] dst_y_offset y offset in the destination image
* @param[in] width region width
* @param[in] height region height
* @param[in] flip_y set if y coords of the source image need to be flipped
*/
unsigned r200_blit(GLcontext *ctx,
struct radeon_bo *src_bo,
intptr_t src_offset,
gl_format src_mesaformat,
unsigned src_pitch,
unsigned src_width,
unsigned src_height,
unsigned src_x_offset,
unsigned src_y_offset,
struct radeon_bo *dst_bo,
intptr_t dst_offset,
gl_format dst_mesaformat,
unsigned dst_pitch,
unsigned dst_width,
unsigned dst_height,
unsigned dst_x_offset,
unsigned dst_y_offset,
unsigned reg_width,
unsigned reg_height,
unsigned flip_y)
{
struct r200_context *r200 = R200_CONTEXT(ctx);
if (!r200_check_blit(dst_mesaformat))
return GL_FALSE;
/* Make sure that colorbuffer has even width - hw limitation */
if (dst_pitch % 2 > 0)
++dst_pitch;
/* Rendering to small buffer doesn't work.
* Looks like a hw limitation.
*/
if (dst_pitch < 32)
return GL_FALSE;
/* Need to clamp the region size to make sure
* we don't read outside of the source buffer
* or write outside of the destination buffer.
*/
if (reg_width + src_x_offset > src_width)
reg_width = src_width - src_x_offset;
if (reg_height + src_y_offset > src_height)
reg_height = src_height - src_y_offset;
if (reg_width + dst_x_offset > dst_width)
reg_width = dst_width - dst_x_offset;
if (reg_height + dst_y_offset > dst_height)
reg_height = dst_height - dst_y_offset;
if (src_bo == dst_bo) {
return GL_FALSE;
}
if (src_offset % 32 || dst_offset % 32) {
return GL_FALSE;
}
if (0) {
fprintf(stderr, "src: size [%d x %d], pitch %d, "
"offset [%d x %d], format %s, bo %p\n",
src_width, src_height, src_pitch,
src_x_offset, src_y_offset,
_mesa_get_format_name(src_mesaformat),
src_bo);
fprintf(stderr, "dst: pitch %d, offset[%d x %d], format %s, bo %p\n",
dst_pitch, dst_x_offset, dst_y_offset,
_mesa_get_format_name(dst_mesaformat), dst_bo);
fprintf(stderr, "region: %d x %d\n", reg_width, reg_height);
}
/* Flush is needed to make sure that source buffer has correct data */
radeonFlush(r200->radeon.glCtx);
rcommonEnsureCmdBufSpace(&r200->radeon, 78, __FUNCTION__);
if (!validate_buffers(r200, src_bo, dst_bo))
return GL_FALSE;
/* 14 */
emit_vtx_state(r200);
/* 28 */
emit_tx_setup(r200, src_mesaformat, src_bo, src_offset, src_width, src_height, src_pitch);
/* 22 */
emit_cb_setup(r200, dst_bo, dst_offset, dst_mesaformat, dst_pitch, dst_width, dst_height);
/* 14 */
emit_draw_packet(r200, src_width, src_height,
src_x_offset, src_y_offset,
dst_x_offset, dst_y_offset,
reg_width, reg_height,
flip_y);
radeonFlush(ctx);
return GL_TRUE;
}
/* ================================================================
* Buffer clear
*/
static void r200Clear( struct gl_context *ctx, GLbitfield mask )
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
__DRIdrawable *dPriv = radeon_get_drawable(&rmesa->radeon);
GLuint flags = 0;
GLuint orig_mask = mask;
if ( R200_DEBUG & RADEON_IOCTL ) {
if (rmesa->radeon.sarea)
fprintf( stderr, "r200Clear %x %d\n", mask, rmesa->radeon.sarea->pfCurrentPage);
else
fprintf( stderr, "r200Clear %x radeon->sarea is NULL\n", mask);
}
{
LOCK_HARDWARE( &rmesa->radeon );
UNLOCK_HARDWARE( &rmesa->radeon );
if ( dPriv->numClipRects == 0 )
return;
}
radeonFlush( ctx );
if ( mask & BUFFER_BIT_FRONT_LEFT ) {
flags |= RADEON_FRONT;
mask &= ~BUFFER_BIT_FRONT_LEFT;
}
if ( mask & BUFFER_BIT_BACK_LEFT ) {
flags |= RADEON_BACK;
mask &= ~BUFFER_BIT_BACK_LEFT;
}
if ( mask & BUFFER_BIT_DEPTH ) {
flags |= RADEON_DEPTH;
mask &= ~BUFFER_BIT_DEPTH;
}
if ( (mask & BUFFER_BIT_STENCIL) ) {
flags |= RADEON_STENCIL;
mask &= ~BUFFER_BIT_STENCIL;
}
if ( mask ) {
if (R200_DEBUG & RADEON_FALLBACKS)
fprintf(stderr, "%s: swrast clear, mask: %x\n", __FUNCTION__, mask);
_swrast_Clear( ctx, mask );
}
if ( !flags )
return;
if (rmesa->using_hyperz) {
flags |= RADEON_USE_COMP_ZBUF;
/* if (rmesa->radeon.radeonScreen->chip_family == CHIP_FAMILY_R200)
flags |= RADEON_USE_HIERZ; */
if (!((flags & RADEON_DEPTH) && (flags & RADEON_STENCIL) &&
((rmesa->radeon.state.stencil.clear & R200_STENCIL_WRITE_MASK) == R200_STENCIL_WRITE_MASK))) {
flags |= RADEON_CLEAR_FASTZ;
}
}
if (rmesa->radeon.radeonScreen->kernel_mm)
radeonUserClear(ctx, orig_mask);
else {
r200KernelClear(ctx, flags);
rmesa->radeon.hw.all_dirty = GL_TRUE;
}
}
