/**
* Called via glMapBuffer() and glMapBufferRange()
*/
static void *
radeonMapBufferRange(struct gl_context * ctx,
GLintptr offset, GLsizeiptr length,
GLbitfield access, struct gl_buffer_object *obj)
{
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
const GLboolean write_only =
(access & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) == GL_MAP_WRITE_BIT;
if (write_only) {
ctx->Driver.Flush(ctx);
}
if (radeon_obj->bo == NULL) {
obj->Pointer = NULL;
return NULL;
}
obj->Offset = offset;
obj->Length = length;
obj->AccessFlags = access;
radeon_bo_map(radeon_obj->bo, write_only);
obj->Pointer = radeon_obj->bo->ptr + offset;
return obj->Pointer;
}
/**
* Called via glMapBufferARB()
*/
static void *
radeonMapBuffer(GLcontext * ctx,
GLenum target,
GLenum access,
struct gl_buffer_object *obj)
{
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
if (access == GL_WRITE_ONLY_ARB) {
ctx->Driver.Flush(ctx);
}
if (radeon_obj->bo == NULL) {
obj->Pointer = NULL;
return NULL;
}
radeon_bo_map(radeon_obj->bo, access == GL_WRITE_ONLY_ARB);
obj->Pointer = radeon_obj->bo->ptr;
obj->Length = obj->Size;
obj->Offset = 0;
return obj->Pointer;
}
/**
* Called via glGetBufferSubDataARB()
*/
static void
radeonGetBufferSubData(struct gl_context * ctx,
GLintptrARB offset,
GLsizeiptrARB size,
GLvoid * data,
struct gl_buffer_object *obj)
{
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
radeon_bo_map(radeon_obj->bo, GL_FALSE);
memcpy(data, radeon_obj->bo->ptr + offset, size);
radeon_bo_unmap(radeon_obj->bo);
}
/**
* Called via glDeleteBuffersARB().
*/
static void
radeonDeleteBufferObject(struct gl_context * ctx,
struct gl_buffer_object *obj)
{
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
if (obj->Pointer) {
radeon_bo_unmap(radeon_obj->bo);
}
if (radeon_obj->bo) {
radeon_bo_unref(radeon_obj->bo);
}
free(radeon_obj);
}
/**
* Called via glUnmapBufferARB()
*/
static GLboolean
radeonUnmapBuffer(struct gl_context * ctx,
struct gl_buffer_object *obj)
{
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
if (radeon_obj->bo != NULL) {
radeon_bo_unmap(radeon_obj->bo);
}
obj->Pointer = NULL;
obj->Offset = 0;
obj->Length = 0;
return GL_TRUE;
}
/**
* Replace data in a subrange of buffer object. If the data range
* specified by size + offset extends beyond the end of the buffer or
* if data is NULL, no copy is performed.
* Called via glBufferSubDataARB().
*/
static void
radeonBufferSubData(struct gl_context * ctx,
GLintptrARB offset,
GLsizeiptrARB size,
const GLvoid * data,
struct gl_buffer_object *obj)
{
radeonContextPtr radeon = RADEON_CONTEXT(ctx);
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
if (radeon_bo_is_referenced_by_cs(radeon_obj->bo, radeon->cmdbuf.cs)) {
radeon_firevertices(radeon);
}
radeon_bo_map(radeon_obj->bo, GL_TRUE);
memcpy(radeon_obj->bo->ptr + offset, data, size);
radeon_bo_unmap(radeon_obj->bo);
}
/**
* Allocate space for and store data in a buffer object. Any data that was
* previously stored in the buffer object is lost. If data is NULL,
* memory will be allocated, but no copy will occur.
* Called via ctx->Driver.BufferData().
* \return GL_TRUE for success, GL_FALSE if out of memory
*/
static GLboolean
radeonBufferData(struct gl_context * ctx,
GLenum target,
GLsizeiptrARB size,
const GLvoid * data,
GLenum usage,
struct gl_buffer_object *obj)
{
radeonContextPtr radeon = RADEON_CONTEXT(ctx);
struct radeon_buffer_object *radeon_obj = get_radeon_buffer_object(obj);
radeon_obj->Base.Size = size;
radeon_obj->Base.Usage = usage;
if (radeon_obj->bo != NULL) {
radeon_bo_unref(radeon_obj->bo);
radeon_obj->bo = NULL;
}
if (size != 0) {
radeon_obj->bo = radeon_bo_open(radeon->radeonScreen->bom,
0,
size,
32,
RADEON_GEM_DOMAIN_GTT,
0);
if (!radeon_obj->bo)
return GL_FALSE;
if (data != NULL) {
radeon_bo_map(radeon_obj->bo, GL_TRUE);
memcpy(radeon_obj->bo->ptr, data, size);
radeon_bo_unmap(radeon_obj->bo);
}
}
return GL_TRUE;
}
static GLboolean
do_blit_readpixels(struct gl_context * ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type,
const struct gl_pixelstore_attrib *pack, GLvoid * pixels)
{
radeonContextPtr radeon = RADEON_CONTEXT(ctx);
const struct radeon_renderbuffer *rrb = radeon_renderbuffer(ctx->ReadBuffer->_ColorReadBuffer);
const gl_format dst_format = gl_format_and_type_to_mesa_format(format, type);
unsigned dst_rowstride, dst_imagesize, aligned_rowstride, flip_y;
struct radeon_bo *dst_buffer;
GLint dst_x = 0, dst_y = 0;
intptr_t dst_offset;
/* It's not worth if number of pixels to copy is really small */
if (width * height < 100) {
return GL_FALSE;
}
if (dst_format == MESA_FORMAT_NONE ||
!radeon->vtbl.check_blit(dst_format) || !radeon->vtbl.blit) {
return GL_FALSE;
}
if (ctx->_ImageTransferState || ctx->Color._LogicOpEnabled) {
return GL_FALSE;
}
if (pack->SwapBytes || pack->LsbFirst) {
return GL_FALSE;
}
if (pack->RowLength > 0) {
dst_rowstride = pack->RowLength;
} else {
dst_rowstride = width;
}
if (!_mesa_clip_copytexsubimage(ctx, &dst_x, &dst_y, &x, &y, &width, &height)) {
return GL_TRUE;
}
assert(x >= 0 && y >= 0);
aligned_rowstride = get_texture_image_row_stride(radeon, dst_format, dst_rowstride, 0);
dst_rowstride *= _mesa_get_format_bytes(dst_format);
if (_mesa_is_bufferobj(pack->BufferObj) && aligned_rowstride != dst_rowstride)
return GL_FALSE;
dst_imagesize = get_texture_image_size(dst_format,
aligned_rowstride,
height, 1, 0);
if (!_mesa_is_bufferobj(pack->BufferObj))
{
dst_buffer = radeon_bo_open(radeon->radeonScreen->bom, 0, dst_imagesize, 1024, RADEON_GEM_DOMAIN_GTT, 0);
dst_offset = 0;
}
else
{
dst_buffer = get_radeon_buffer_object(pack->BufferObj)->bo;
dst_offset = (intptr_t)pixels;
}
/* Disable source Y flipping for FBOs */
flip_y = (ctx->ReadBuffer->Name == 0);
if (pack->Invert) {
y = rrb->base.Height - height - y;
flip_y = !flip_y;
}
if (radeon->vtbl.blit(ctx,
rrb->bo,
rrb->draw_offset,
rrb->base.Format,
rrb->pitch / rrb->cpp,
rrb->base.Width,
rrb->base.Height,
x,
y,
dst_buffer,
dst_offset,
dst_format,
aligned_rowstride / _mesa_get_format_bytes(dst_format),
width,
height,
0, /* dst_x */
0, /* dst_y */
width,
height,
flip_y))
{
if (!_mesa_is_bufferobj(pack->BufferObj))
{
radeon_bo_map(dst_buffer, 0);
copy_rows(pixels, dst_rowstride, dst_buffer->ptr,
aligned_rowstride, height, dst_rowstride);
radeon_bo_unmap(dst_buffer);
radeon_bo_unref(dst_buffer);
}
return GL_TRUE;
}
if (!_mesa_is_bufferobj(pack->BufferObj))
radeon_bo_unref(dst_buffer);
return GL_FALSE;
}
static void evergreenSetupStreams(GLcontext *ctx, const struct gl_client_array *input[], int count)
{
context_t *context = EVERGREEN_CONTEXT(ctx);
GLuint stride;
int ret;
int i, index;
EVERGREEN_STATECHANGE(context, vtx);
for(index = 0; index < context->nNumActiveAos; index++)
{
struct radeon_aos *aos = &context->radeon.tcl.aos[index];
i = context->stream_desc[index].element;
stride = (input[i]->StrideB == 0) ? getTypeSize(input[i]->Type) * input[i]->Size : input[i]->StrideB;
if (input[i]->Type == GL_DOUBLE || input[i]->Type == GL_UNSIGNED_INT || input[i]->Type == GL_INT
#if MESA_BIG_ENDIAN
|| getTypeSize(input[i]->Type) != 4
#endif
)
{
evergreenConvertAttrib(ctx, count, input[i], &context->stream_desc[index]);
}
else
{
if (input[i]->BufferObj->Name)
{
context->stream_desc[index].stride = input[i]->StrideB;
context->stream_desc[index].bo_offset = (intptr_t) input[i]->Ptr;
context->stream_desc[index].bo = get_radeon_buffer_object(input[i]->BufferObj)->bo;
context->stream_desc[index].is_named_bo = GL_TRUE;
}
else
{
int size;
int local_count = count;
uint32_t *dst;
if (input[i]->StrideB == 0)
{
size = getTypeSize(input[i]->Type) * input[i]->Size;
local_count = 1;
}
else
{
size = getTypeSize(input[i]->Type) * input[i]->Size * local_count;
}
radeonAllocDmaRegion(&context->radeon, &context->stream_desc[index].bo,
&context->stream_desc[index].bo_offset, size, 32);
radeon_bo_map(context->stream_desc[index].bo, 1);
assert(context->stream_desc[index].bo->ptr != NULL);
dst = (uint32_t *)ADD_POINTERS(context->stream_desc[index].bo->ptr,
context->stream_desc[index].bo_offset);
switch (context->stream_desc[index].dwords)
{
case 1:
radeonEmitVec4(dst, input[i]->Ptr, input[i]->StrideB, local_count);
break;
case 2:
radeonEmitVec8(dst, input[i]->Ptr, input[i]->StrideB, local_count);
break;
case 3:
radeonEmitVec12(dst, input[i]->Ptr, input[i]->StrideB, local_count);
break;
case 4:
radeonEmitVec16(dst, input[i]->Ptr, input[i]->StrideB, local_count);
break;
default:
assert(0);
break;
}
radeon_bo_unmap(context->stream_desc[index].bo);
}
}
aos->count = context->stream_desc[index].stride == 0 ? 1 : count;
aos->stride = context->stream_desc[index].stride / sizeof(float);
aos->components = context->stream_desc[index].dwords;
aos->bo = context->stream_desc[index].bo;
aos->offset = context->stream_desc[index].bo_offset;
if(context->stream_desc[index].is_named_bo)
{
radeon_cs_space_add_persistent_bo(context->radeon.cmdbuf.cs,
context->stream_desc[index].bo,
RADEON_GEM_DOMAIN_GTT, 0);
}
}
ret = radeon_cs_space_check_with_bo(context->radeon.cmdbuf.cs,
first_elem(&context->radeon.dma.reserved)->bo,
RADEON_GEM_DOMAIN_GTT, 0);
}
static void r300AllocDmaRegions(GLcontext *ctx, const struct gl_client_array *input[], int count)
{
r300ContextPtr r300 = R300_CONTEXT(ctx);
struct r300_vertex_buffer *vbuf = &r300->vbuf;
GLuint stride;
int ret;
int i, index;
radeon_print(RADEON_RENDER, RADEON_VERBOSE,
"%s: count %d num_attribs %d\n",
__func__, count, vbuf->num_attribs);
for (index = 0; index < vbuf->num_attribs; index++) {
struct radeon_aos *aos = &r300->radeon.tcl.aos[index];
i = vbuf->attribs[index].element;
stride = (input[i]->StrideB == 0) ? getTypeSize(input[i]->Type) * input[i]->Size : input[i]->StrideB;
if (input[i]->Type == GL_DOUBLE || input[i]->Type == GL_UNSIGNED_INT || input[i]->Type == GL_INT ||
#if MESA_BIG_ENDIAN
getTypeSize(input[i]->Type) != 4 ||
#endif
stride < 4) {
r300ConvertAttrib(ctx, count, input[i], &vbuf->attribs[index]);
} else {
if (input[i]->BufferObj->Name) {
if (stride % 4 != 0 || (intptr_t)input[i]->Ptr % 4 != 0) {
r300AlignDataToDword(ctx, input[i], count, &vbuf->attribs[index]);
vbuf->attribs[index].is_named_bo = GL_FALSE;
} else {
vbuf->attribs[index].stride = input[i]->StrideB;
vbuf->attribs[index].bo_offset = (intptr_t) input[i]->Ptr;
vbuf->attribs[index].bo = get_radeon_buffer_object(input[i]->BufferObj)->bo;
vbuf->attribs[index].is_named_bo = GL_TRUE;
}
} else {
int size;
int local_count = count;
uint32_t *dst;
if (input[i]->StrideB == 0) {
size = getTypeSize(input[i]->Type) * input[i]->Size;
local_count = 1;
} else {
size = getTypeSize(input[i]->Type) * input[i]->Size * local_count;
}
radeonAllocDmaRegion(&r300->radeon, &vbuf->attribs[index].bo, &vbuf->attribs[index].bo_offset, size, 32);
radeon_bo_map(vbuf->attribs[index].bo, 1);
assert(vbuf->attribs[index].bo->ptr != NULL);
dst = (uint32_t *)ADD_POINTERS(vbuf->attribs[index].bo->ptr, vbuf->attribs[index].bo_offset);
switch (vbuf->attribs[index].dwords) {
case 1: radeonEmitVec4(dst, input[i]->Ptr, input[i]->StrideB, local_count); break;
case 2: radeonEmitVec8(dst, input[i]->Ptr, input[i]->StrideB, local_count); break;
case 3: radeonEmitVec12(dst, input[i]->Ptr, input[i]->StrideB, local_count); break;
case 4: radeonEmitVec16(dst, input[i]->Ptr, input[i]->StrideB, local_count); break;
default: assert(0); break;
}
radeon_bo_unmap(vbuf->attribs[index].bo);
}
}
aos->count = vbuf->attribs[index].stride == 0 ? 1 : count;
aos->stride = vbuf->attribs[index].stride / sizeof(float);
aos->components = vbuf->attribs[index].dwords;
aos->bo = vbuf->attribs[index].bo;
aos->offset = vbuf->attribs[index].bo_offset;
if (vbuf->attribs[index].is_named_bo) {
radeon_cs_space_add_persistent_bo(r300->radeon.cmdbuf.cs, r300->vbuf.attribs[index].bo, RADEON_GEM_DOMAIN_GTT, 0);
}
}
r300->radeon.tcl.aos_count = vbuf->num_attribs;
ret = radeon_cs_space_check_with_bo(r300->radeon.cmdbuf.cs, first_elem(&r300->radeon.dma.reserved)->bo, RADEON_GEM_DOMAIN_GTT, 0);
r300SwitchFallback(ctx, R300_FALLBACK_INVALID_BUFFERS, ret);
}
