/**
* Create vertex shader state.
* Called via pipe->create_vs_state()
*/
static void *
cell_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct cell_context *cell = cell_context(pipe);
struct cell_vertex_shader_state *cvs;
cvs = CALLOC_STRUCT(cell_vertex_shader_state);
if (!cvs)
return NULL;
cvs->shader.tokens = tgsi_dup_tokens(templ->tokens);
if (!cvs->shader.tokens) {
FREE(cvs);
return NULL;
}
tgsi_scan_shader(templ->tokens, &cvs->info);
cvs->draw_data = draw_create_vertex_shader(cell->draw, &cvs->shader);
if (cvs->draw_data == NULL) {
FREE( (void *) cvs->shader.tokens );
FREE( cvs );
return NULL;
}
return cvs;
}
static void *
i915_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct i915_context *i915 = i915_context(pipe);
/* just pass-through to draw module */
return draw_create_vertex_shader(i915->draw, templ);
}
static void* r300_create_vs_state(struct pipe_context* pipe,
const struct pipe_shader_state* shader)
{
struct r300_context* r300 = r300_context(pipe);
if (r300_screen(pipe->screen)->caps->has_tcl) {
struct r300_vertex_shader* vs = CALLOC_STRUCT(r300_vertex_shader);
/* Copy state directly into shader. */
vs->state = *shader;
vs->state.tokens = tgsi_dup_tokens(shader->tokens);
tgsi_scan_shader(shader->tokens, &vs->info);
/* Appease Draw. */
vs->draw = draw_create_vertex_shader(r300->draw, shader);
return (void*)vs;
} else {
return draw_create_vertex_shader(r300->draw, shader);
}
}
static void *
nv40_vp_state_create(struct pipe_context *pipe,
const struct pipe_shader_state *cso)
{
struct nv40_context *nv40 = nv40_context(pipe);
struct nv40_vertex_program *vp;
vp = CALLOC(1, sizeof(struct nv40_vertex_program));
vp->pipe.tokens = tgsi_dup_tokens(cso->tokens);
vp->draw = draw_create_vertex_shader(nv40->draw, &vp->pipe);
return (void *)vp;
}
boolean
nvfx_state_validate_swtnl(struct nvfx_context *nvfx)
{
struct draw_context *draw = nvfx->draw;
/* Setup for swtnl */
if (nvfx->render_mode == HW) {
static boolean warned = FALSE;
if(!warned) {
NOUVEAU_ERR("hw->swtnl 0x%08x\n", nvfx->fallback_swtnl);
warned = TRUE;
}
nvfx->pipe.flush(&nvfx->pipe, NULL);
nvfx->dirty |= (NVFX_NEW_VIEWPORT |
NVFX_NEW_VERTPROG |
NVFX_NEW_ARRAYS);
nvfx->render_mode = SWTNL;
}
if (nvfx->draw_dirty & NVFX_NEW_VERTPROG) {
if(!nvfx->vertprog->draw_vs)
nvfx->vertprog->draw_vs = draw_create_vertex_shader(draw, &nvfx->vertprog->pipe);
draw_bind_vertex_shader(draw, nvfx->vertprog->draw_vs);
}
if (nvfx->draw_dirty & NVFX_NEW_RAST)
draw_set_rasterizer_state(draw, &nvfx->rasterizer->pipe,
nvfx->rasterizer);
if (nvfx->draw_dirty & NVFX_NEW_UCP)
draw_set_clip_state(draw, &nvfx->clip);
if (nvfx->draw_dirty & NVFX_NEW_VIEWPORT)
draw_set_viewport_state(draw, &nvfx->viewport);
if (nvfx->draw_dirty & NVFX_NEW_ARRAYS) {
draw_set_vertex_buffers(draw, nvfx->vtxbuf_nr, nvfx->vtxbuf);
draw_set_vertex_elements(draw, nvfx->vtxelt->num_elements, nvfx->vtxelt->pipe);
}
if (nvfx->draw_dirty & NVFX_NEW_INDEX)
draw_set_index_buffer(draw, &nvfx->idxbuf);
nvfx_state_validate_common(nvfx);
nvfx->draw_dirty = 0;
return TRUE;
}
static void *
svga_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct svga_context *svga = svga_context(pipe);
struct svga_vertex_shader *vs = CALLOC_STRUCT(svga_vertex_shader);
if (!vs)
return NULL;
SVGA_STATS_TIME_PUSH(svga_sws(svga), SVGA_STATS_TIME_CREATEVS);
/* substitute a debug shader?
*/
vs->base.tokens = tgsi_dup_tokens(substitute_vs(svga->debug.shader_id,
templ->tokens));
/* Collect basic info that we'll need later:
*/
tgsi_scan_shader(vs->base.tokens, &vs->base.info);
{
/* Need to do construct a new template in case we substitued a
* debug shader.
*/
struct pipe_shader_state tmp2 = *templ;
tmp2.tokens = vs->base.tokens;
vs->draw_shader = draw_create_vertex_shader(svga->swtnl.draw, &tmp2);
}
vs->base.id = svga->debug.shader_id++;
vs->generic_outputs = svga_get_generic_outputs_mask(&vs->base.info);
/* check for any stream output declarations */
if (templ->stream_output.num_outputs) {
vs->base.stream_output = svga_create_stream_output(svga, &vs->base,
&templ->stream_output);
}
SVGA_STATS_TIME_POP(svga_sws(svga));
return vs;
}
static void *
llvmpipe_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
struct draw_vertex_shader *vs;
vs = draw_create_vertex_shader(llvmpipe->draw, templ);
if (vs == NULL) {
return NULL;
}
if (LP_DEBUG & DEBUG_TGSI) {
debug_printf("llvmpipe: Create vertex shader %p:\n", (void *) vs);
tgsi_dump(templ->tokens, 0);
}
return vs;
}
static void *
svga_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct svga_context *svga = svga_context(pipe);
struct svga_screen *svgascreen = svga_screen(pipe->screen);
struct svga_vertex_shader *vs = CALLOC_STRUCT(svga_vertex_shader);
if (!vs)
return NULL;
/* substitute a debug shader?
*/
vs->base.tokens = tgsi_dup_tokens(substitute_vs(svga->debug.shader_id,
templ->tokens));
/* Collect basic info that we'll need later:
*/
tgsi_scan_shader(vs->base.tokens, &vs->base.info);
{
/* Need to do construct a new template in case we substitued a
* debug shader.
*/
struct pipe_shader_state tmp2 = *templ;
tmp2.tokens = vs->base.tokens;
vs->draw_shader = draw_create_vertex_shader(svga->swtnl.draw, &tmp2);
}
vs->base.id = svga->debug.shader_id++;
vs->base.use_sm30 = svgascreen->use_vs30;
if (SVGA_DEBUG & DEBUG_TGSI || 0) {
debug_printf("%s id: %u, inputs: %u, outputs: %u\n",
__FUNCTION__, vs->base.id,
vs->base.info.num_inputs, vs->base.info.num_outputs);
}
return vs;
}
static void *
llvmpipe_create_vs_state(struct pipe_context *pipe,
const struct pipe_shader_state *templ)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
struct lp_vertex_shader *state;
state = CALLOC_STRUCT(lp_vertex_shader);
if (state == NULL )
goto fail;
/* copy shader tokens, the ones passed in will go away.
*/
state->shader.tokens = tgsi_dup_tokens(templ->tokens);
if (state->shader.tokens == NULL)
goto fail;
state->draw_data = draw_create_vertex_shader(llvmpipe->draw, templ);
if (state->draw_data == NULL)
goto fail;
if (LP_DEBUG & DEBUG_TGSI) {
debug_printf("llvmpipe: Create vertex shader %p:\n", (void *) state);
tgsi_dump(templ->tokens, 0);
}
return state;
fail:
if (state) {
FREE( (void *)state->shader.tokens );
FREE( state->draw_data );
FREE( state );
}
return NULL;
}
/**
* Called by VBO to draw arrays when in selection or feedback mode and
* to implement glRasterPos.
* This is very much like the normal draw_vbo() function above.
* Look at code refactoring some day.
* Might move this into the failover module some day.
*/
void
st_feedback_draw_vbo(GLcontext *ctx,
const struct gl_client_array **arrays,
const struct _mesa_prim *prims,
GLuint nr_prims,
const struct _mesa_index_buffer *ib,
GLboolean index_bounds_valid,
GLuint min_index,
GLuint max_index)
{
struct st_context *st = ctx->st;
struct pipe_context *pipe = st->pipe;
struct draw_context *draw = st->draw;
const struct st_vertex_program *vp;
const struct pipe_shader_state *vs;
struct pipe_buffer *index_buffer_handle = 0;
struct pipe_vertex_buffer vbuffers[PIPE_MAX_SHADER_INPUTS];
struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
GLuint attr, i;
ubyte *mapped_constants;
assert(draw);
st_validate_state(ctx->st);
if (!index_bounds_valid)
vbo_get_minmax_index(ctx, prims, ib, &min_index, &max_index);
/* must get these after state validation! */
vp = ctx->st->vp;
vs = &st->vp->state;
if (!st->vp->draw_shader) {
st->vp->draw_shader = draw_create_vertex_shader(draw, vs);
}
/*
* Set up the draw module's state.
*
* We'd like to do this less frequently, but the normal state-update
* code sends state updates to the pipe, not to our private draw module.
*/
assert(draw);
draw_set_viewport_state(draw, &st->state.viewport);
draw_set_clip_state(draw, &st->state.clip);
draw_set_rasterizer_state(draw, &st->state.rasterizer);
draw_bind_vertex_shader(draw, st->vp->draw_shader);
set_feedback_vertex_format(ctx);
/* loop over TGSI shader inputs to determine vertex buffer
* and attribute info
*/
for (attr = 0; attr < vp->num_inputs; attr++) {
const GLuint mesaAttr = vp->index_to_input[attr];
struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj;
void *map;
if (bufobj && bufobj->Name) {
/* Attribute data is in a VBO.
* Recall that for VBOs, the gl_client_array->Ptr field is
* really an offset from the start of the VBO, not a pointer.
*/
struct st_buffer_object *stobj = st_buffer_object(bufobj);
assert(stobj->buffer);
vbuffers[attr].buffer = NULL;
pipe_buffer_reference(&vbuffers[attr].buffer, stobj->buffer);
vbuffers[attr].buffer_offset = pointer_to_offset(arrays[0]->Ptr);
velements[attr].src_offset = arrays[mesaAttr]->Ptr - arrays[0]->Ptr;
}
else {
/* attribute data is in user-space memory, not a VBO */
uint bytes = (arrays[mesaAttr]->Size
* _mesa_sizeof_type(arrays[mesaAttr]->Type)
* (max_index + 1));
/* wrap user data */
vbuffers[attr].buffer
= pipe_user_buffer_create(pipe->screen, (void *) arrays[mesaAttr]->Ptr,
bytes);
vbuffers[attr].buffer_offset = 0;
velements[attr].src_offset = 0;
}
/* common-case setup */
vbuffers[attr].stride = arrays[mesaAttr]->StrideB; /* in bytes */
vbuffers[attr].max_index = max_index;
velements[attr].vertex_buffer_index = attr;
velements[attr].nr_components = arrays[mesaAttr]->Size;
velements[attr].src_format =
st_pipe_vertex_format(arrays[mesaAttr]->Type,
arrays[mesaAttr]->Size,
arrays[mesaAttr]->Format,
arrays[mesaAttr]->Normalized);
assert(velements[attr].src_format);
/* tell draw about this attribute */
#if 0
draw_set_vertex_buffer(draw, attr, &vbuffer[attr]);
#endif
/* map the attrib buffer */
map = pipe_buffer_map(pipe->screen, vbuffers[attr].buffer,
PIPE_BUFFER_USAGE_CPU_READ);
draw_set_mapped_vertex_buffer(draw, attr, map);
}
draw_set_vertex_buffers(draw, vp->num_inputs, vbuffers);
draw_set_vertex_elements(draw, vp->num_inputs, velements);
if (ib) {
struct gl_buffer_object *bufobj = ib->obj;
unsigned indexSize;
void *map;
switch (ib->type) {
case GL_UNSIGNED_INT:
indexSize = 4;
break;
case GL_UNSIGNED_SHORT:
indexSize = 2;
break;
default:
assert(0);
return;
}
if (bufobj && bufobj->Name) {
struct st_buffer_object *stobj = st_buffer_object(bufobj);
index_buffer_handle = stobj->buffer;
map = pipe_buffer_map(pipe->screen, index_buffer_handle,
PIPE_BUFFER_USAGE_CPU_READ);
draw_set_mapped_element_buffer(draw, indexSize, map);
}
else {
draw_set_mapped_element_buffer(draw, indexSize, (void *) ib->ptr);
}
}
else {
/* no index/element buffer */
draw_set_mapped_element_buffer(draw, 0, NULL);
}
/* map constant buffers */
mapped_constants = pipe_buffer_map(pipe->screen,
st->state.constants[PIPE_SHADER_VERTEX].buffer,
PIPE_BUFFER_USAGE_CPU_READ);
draw_set_mapped_constant_buffer(st->draw, mapped_constants,
st->state.constants[PIPE_SHADER_VERTEX].buffer->size);
/* draw here */
for (i = 0; i < nr_prims; i++) {
draw_arrays(draw, prims[i].mode, prims[i].start, prims[i].count);
}
/* unmap constant buffers */
pipe_buffer_unmap(pipe->screen, st->state.constants[PIPE_SHADER_VERTEX].buffer);
/*
* unmap vertex/index buffers
*/
for (i = 0; i < PIPE_MAX_ATTRIBS; i++) {
if (draw->pt.vertex_buffer[i].buffer) {
pipe_buffer_unmap(pipe->screen, draw->pt.vertex_buffer[i].buffer);
pipe_buffer_reference(&draw->pt.vertex_buffer[i].buffer, NULL);
draw_set_mapped_vertex_buffer(draw, i, NULL);
}
}
if (index_buffer_handle) {
pipe_buffer_unmap(pipe->screen, index_buffer_handle);
draw_set_mapped_element_buffer(draw, 0, NULL);
}
}
/**
* Called by VBO to draw arrays when in selection or feedback mode and
* to implement glRasterPos.
* This is very much like the normal draw_vbo() function above.
* Look at code refactoring some day.
*/
void
st_feedback_draw_vbo(struct gl_context *ctx,
const struct gl_client_array **arrays,
const struct _mesa_prim *prims,
GLuint nr_prims,
const struct _mesa_index_buffer *ib,
GLboolean index_bounds_valid,
GLuint min_index,
GLuint max_index,
struct gl_transform_feedback_object *tfb_vertcount)
{
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
struct draw_context *draw = st->draw;
const struct st_vertex_program *vp;
const struct pipe_shader_state *vs;
struct pipe_vertex_buffer vbuffers[PIPE_MAX_SHADER_INPUTS];
struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
struct pipe_index_buffer ibuffer;
struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS];
struct pipe_transfer *ib_transfer = NULL;
GLuint attr, i;
const GLubyte *low_addr = NULL;
const void *mapped_indices = NULL;
assert(draw);
st_validate_state(st);
if (!index_bounds_valid)
vbo_get_minmax_indices(ctx, prims, ib, &min_index, &max_index, nr_prims);
/* must get these after state validation! */
vp = st->vp;
vs = &st->vp_variant->tgsi;
if (!st->vp_variant->draw_shader) {
st->vp_variant->draw_shader = draw_create_vertex_shader(draw, vs);
}
/*
* Set up the draw module's state.
*
* We'd like to do this less frequently, but the normal state-update
* code sends state updates to the pipe, not to our private draw module.
*/
assert(draw);
draw_set_viewport_state(draw, &st->state.viewport);
draw_set_clip_state(draw, &st->state.clip);
draw_set_rasterizer_state(draw, &st->state.rasterizer, NULL);
draw_bind_vertex_shader(draw, st->vp_variant->draw_shader);
set_feedback_vertex_format(ctx);
/* Find the lowest address of the arrays we're drawing */
if (vp->num_inputs) {
low_addr = arrays[vp->index_to_input[0]]->Ptr;
for (attr = 1; attr < vp->num_inputs; attr++) {
const GLubyte *start = arrays[vp->index_to_input[attr]]->Ptr;
low_addr = MIN2(low_addr, start);
}
}
/* loop over TGSI shader inputs to determine vertex buffer
* and attribute info
*/
for (attr = 0; attr < vp->num_inputs; attr++) {
const GLuint mesaAttr = vp->index_to_input[attr];
struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj;
void *map;
if (bufobj && bufobj->Name) {
/* Attribute data is in a VBO.
* Recall that for VBOs, the gl_client_array->Ptr field is
* really an offset from the start of the VBO, not a pointer.
*/
struct st_buffer_object *stobj = st_buffer_object(bufobj);
assert(stobj->buffer);
vbuffers[attr].buffer = NULL;
pipe_resource_reference(&vbuffers[attr].buffer, stobj->buffer);
vbuffers[attr].buffer_offset = pointer_to_offset(low_addr);
velements[attr].src_offset = arrays[mesaAttr]->Ptr - low_addr;
}
else {
/* attribute data is in user-space memory, not a VBO */
uint bytes = (arrays[mesaAttr]->Size
* _mesa_sizeof_type(arrays[mesaAttr]->Type)
* (max_index + 1));
/* wrap user data */
vbuffers[attr].buffer
= pipe_user_buffer_create(pipe->screen, (void *) arrays[mesaAttr]->Ptr,
bytes,
PIPE_BIND_VERTEX_BUFFER);
vbuffers[attr].buffer_offset = 0;
velements[attr].src_offset = 0;
}
/* common-case setup */
vbuffers[attr].stride = arrays[mesaAttr]->StrideB; /* in bytes */
velements[attr].instance_divisor = 0;
velements[attr].vertex_buffer_index = attr;
velements[attr].src_format =
st_pipe_vertex_format(arrays[mesaAttr]->Type,
arrays[mesaAttr]->Size,
arrays[mesaAttr]->Format,
arrays[mesaAttr]->Normalized,
arrays[mesaAttr]->Integer);
assert(velements[attr].src_format);
/* tell draw about this attribute */
#if 0
draw_set_vertex_buffer(draw, attr, &vbuffer[attr]);
#endif
/* map the attrib buffer */
map = pipe_buffer_map(pipe, vbuffers[attr].buffer,
PIPE_TRANSFER_READ,
&vb_transfer[attr]);
draw_set_mapped_vertex_buffer(draw, attr, map);
}
draw_set_vertex_buffers(draw, vp->num_inputs, vbuffers);
draw_set_vertex_elements(draw, vp->num_inputs, velements);
memset(&ibuffer, 0, sizeof(ibuffer));
if (ib) {
struct gl_buffer_object *bufobj = ib->obj;
ibuffer.index_size = vbo_sizeof_ib_type(ib->type);
if (ibuffer.index_size == 0)
goto out_unref_vertex;
if (bufobj && bufobj->Name) {
struct st_buffer_object *stobj = st_buffer_object(bufobj);
pipe_resource_reference(&ibuffer.buffer, stobj->buffer);
ibuffer.offset = pointer_to_offset(ib->ptr);
mapped_indices = pipe_buffer_map(pipe, stobj->buffer,
PIPE_TRANSFER_READ, &ib_transfer);
}
else {
/* skip setting ibuffer.buffer as the draw module does not use it */
mapped_indices = ib->ptr;
}
draw_set_index_buffer(draw, &ibuffer);
draw_set_mapped_index_buffer(draw, mapped_indices);
}
/* set the constant buffer */
draw_set_mapped_constant_buffer(st->draw, PIPE_SHADER_VERTEX, 0,
st->state.constants[PIPE_SHADER_VERTEX].ptr,
st->state.constants[PIPE_SHADER_VERTEX].size);
/* draw here */
for (i = 0; i < nr_prims; i++) {
draw_arrays(draw, prims[i].mode, prims[i].start, prims[i].count);
}
/*
* unmap vertex/index buffers
*/
if (ib) {
draw_set_mapped_index_buffer(draw, NULL);
draw_set_index_buffer(draw, NULL);
if (ib_transfer)
pipe_buffer_unmap(pipe, ib_transfer);
pipe_resource_reference(&ibuffer.buffer, NULL);
}
out_unref_vertex:
for (attr = 0; attr < vp->num_inputs; attr++) {
pipe_buffer_unmap(pipe, vb_transfer[attr]);
draw_set_mapped_vertex_buffer(draw, attr, NULL);
pipe_resource_reference(&vbuffers[attr].buffer, NULL);
}
draw_set_vertex_buffers(draw, 0, NULL);
}
void
nv30_render_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
{
struct nv30_context *nv30 = nv30_context(pipe);
struct draw_context *draw = nv30->draw;
struct pipe_transfer *transfer[PIPE_MAX_ATTRIBS] = {NULL};
struct pipe_transfer *transferi = NULL;
int i;
nv30_render_validate(nv30);
if (nv30->draw_dirty & NV30_NEW_VIEWPORT)
draw_set_viewport_states(draw, 0, 1, &nv30->viewport);
if (nv30->draw_dirty & NV30_NEW_RASTERIZER)
draw_set_rasterizer_state(draw, &nv30->rast->pipe, NULL);
if (nv30->draw_dirty & NV30_NEW_CLIP)
draw_set_clip_state(draw, &nv30->clip);
if (nv30->draw_dirty & NV30_NEW_ARRAYS) {
draw_set_vertex_buffers(draw, 0, nv30->num_vtxbufs, nv30->vtxbuf);
draw_set_vertex_elements(draw, nv30->vertex->num_elements, nv30->vertex->pipe);
}
if (nv30->draw_dirty & NV30_NEW_FRAGPROG) {
struct nv30_fragprog *fp = nv30->fragprog.program;
if (!fp->draw)
fp->draw = draw_create_fragment_shader(draw, &fp->pipe);
draw_bind_fragment_shader(draw, fp->draw);
}
if (nv30->draw_dirty & NV30_NEW_VERTPROG) {
struct nv30_vertprog *vp = nv30->vertprog.program;
if (!vp->draw)
vp->draw = draw_create_vertex_shader(draw, &vp->pipe);
draw_bind_vertex_shader(draw, vp->draw);
}
if (nv30->draw_dirty & NV30_NEW_VERTCONST) {
if (nv30->vertprog.constbuf) {
void *map = nv04_resource(nv30->vertprog.constbuf)->data;
draw_set_mapped_constant_buffer(draw, PIPE_SHADER_VERTEX, 0,
map, nv30->vertprog.constbuf_nr * 16);
} else {
draw_set_mapped_constant_buffer(draw, PIPE_SHADER_VERTEX, 0, NULL, 0);
}
}
for (i = 0; i < nv30->num_vtxbufs; i++) {
const void *map = nv30->vtxbuf[i].user_buffer;
if (!map) {
if (nv30->vtxbuf[i].buffer)
map = pipe_buffer_map(pipe, nv30->vtxbuf[i].buffer,
PIPE_TRANSFER_UNSYNCHRONIZED |
PIPE_TRANSFER_READ, &transfer[i]);
}
draw_set_mapped_vertex_buffer(draw, i, map, ~0);
}
if (info->indexed) {
const void *map = nv30->idxbuf.user_buffer;
if (!map)
map = pipe_buffer_map(pipe, nv30->idxbuf.buffer,
PIPE_TRANSFER_UNSYNCHRONIZED |
PIPE_TRANSFER_READ, &transferi);
draw_set_indexes(draw,
(ubyte *) map + nv30->idxbuf.offset,
nv30->idxbuf.index_size, ~0);
} else {
draw_set_indexes(draw, NULL, 0, 0);
}
draw_vbo(draw, info);
draw_flush(draw);
if (info->indexed && transferi)
pipe_buffer_unmap(pipe, transferi);
for (i = 0; i < nv30->num_vtxbufs; i++)
if (transfer[i])
pipe_buffer_unmap(pipe, transfer[i]);
nv30->draw_dirty = 0;
nv30_state_release(nv30);
}
void r300_draw_init_vertex_shader(struct r300_context *r300,
struct r300_vertex_shader *vs)
{
struct draw_context *draw = r300->draw;
struct pipe_shader_state new_vs;
struct tgsi_shader_info info;
struct vs_transform_context transform;
const uint newLen = tgsi_num_tokens(vs->state.tokens) + 100 /* XXX */;
unsigned i;
tgsi_scan_shader(vs->state.tokens, &info);
new_vs.tokens = tgsi_alloc_tokens(newLen);
if (new_vs.tokens == NULL)
return;
memset(&transform, 0, sizeof(transform));
for (i = 0; i < Elements(transform.out_remap); i++) {
transform.out_remap[i] = i;
}
transform.last_generic = -1;
transform.base.transform_instruction = transform_inst;
transform.base.transform_declaration = transform_decl;
for (i = 0; i < info.num_outputs; i++) {
unsigned index = info.output_semantic_index[i];
switch (info.output_semantic_name[i]) {
case TGSI_SEMANTIC_COLOR:
assert(index < 2);
transform.color_used[index] = TRUE;
break;
case TGSI_SEMANTIC_BCOLOR:
assert(index < 2);
transform.bcolor_used[index] = TRUE;
break;
}
}
tgsi_transform_shader(vs->state.tokens,
(struct tgsi_token*)new_vs.tokens,
newLen, &transform.base);
#if 0
printf("----------------------------------------------\norig shader:\n");
tgsi_dump(vs->state.tokens, 0);
printf("----------------------------------------------\nnew shader:\n");
tgsi_dump(new_vs.tokens, 0);
printf("----------------------------------------------\n");
#endif
/* Free old tokens. */
FREE((void*)vs->state.tokens);
vs->draw_vs = draw_create_vertex_shader(draw, &new_vs);
/* Instead of duplicating and freeing the tokens, copy the pointer directly. */
vs->state.tokens = new_vs.tokens;
/* Init the VS output table for the rasterizer. */
r300_init_vs_outputs(r300, vs);
/* Make the last generic be WPOS. */
vs->outputs.wpos = vs->outputs.generic[transform.last_generic + 1];
vs->outputs.generic[transform.last_generic + 1] = ATTR_UNUSED;
}
