#include "main/imports.h"
#include "main/image.h"
+#include "main/macros.h"
+#include "shader/prog_uniform.h"
#include "vbo/vbo.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
-#include "draw/draw_private.h"
-#include "draw/draw_context.h"
-
static GLuint double_types[4] = {
PIPE_FORMAT_R64_FLOAT,
/**
* Return a PIPE_FORMAT_x for the given GL datatype and size.
*/
-static GLuint
-pipe_vertex_format(GLenum type, GLuint size, GLboolean normalized)
+GLuint
+st_pipe_vertex_format(GLenum type, GLuint size, GLboolean normalized)
{
assert((type >= GL_BYTE && type <= GL_DOUBLE) ||
type == GL_FIXED);
(ctx->Polygon.FrontMode != GL_FILL ||
ctx->Polygon.BackMode != GL_FILL)) {
/* need edge flags */
- GLuint i;
+ GLint i;
unsigned *vec;
struct st_buffer_object *stobj = st_buffer_object(array->BufferObj);
ubyte *map;
if (!stobj)
return NULL;
- vec = (unsigned *) calloc(sizeof(unsigned), (count + 31) / 32);
+ vec = (unsigned *) _mesa_calloc(sizeof(unsigned) * ((count + 31) / 32));
if (!vec)
return NULL;
- map = pipe_buffer_map(pipe, stobj->buffer, PIPE_BUFFER_USAGE_CPU_READ);
+ map = pipe_buffer_map(pipe->screen, stobj->buffer, PIPE_BUFFER_USAGE_CPU_READ);
map = ADD_POINTERS(map, array->Ptr);
for (i = 0; i < count; i++) {
map += array->StrideB;
}
- pipe_buffer_unmap(pipe, stobj->buffer);
+ pipe_buffer_unmap(pipe->screen, stobj->buffer);
pipe->set_edgeflags(pipe, vec);
}
+/**
+ * Examine the active arrays to determine if we have interleaved
+ * vertex arrays all living in one VBO, or all living in user space.
+ * \param userSpace returns whether the arrays are in user space.
+ */
+static GLboolean
+is_interleaved_arrays(const struct st_vertex_program *vp,
+ const struct gl_client_array **arrays,
+ GLboolean *userSpace)
+{
+ GLuint attr;
+ const struct gl_buffer_object *firstBufObj = NULL;
+ GLint firstStride = -1;
+ GLuint num_client_arrays = 0;
+ const GLubyte *client_addr = NULL;
+
+ for (attr = 0; attr < vp->num_inputs; attr++) {
+ const GLuint mesaAttr = vp->index_to_input[attr];
+ const struct gl_buffer_object *bufObj = arrays[mesaAttr]->BufferObj;
+ const GLsizei stride = arrays[mesaAttr]->StrideB; /* in bytes */
+
+ if (firstStride < 0) {
+ firstStride = stride;
+ }
+ else if (firstStride != stride) {
+ return GL_FALSE;
+ }
+
+ if (!bufObj || !bufObj->Name) {
+ num_client_arrays++;
+ /* Try to detect if the client-space arrays are
+ * "close" to each other.
+ */
+ if (!client_addr) {
+ client_addr = arrays[mesaAttr]->Ptr;
+ }
+ else if (abs(arrays[mesaAttr]->Ptr - client_addr) > firstStride) {
+ /* arrays start too far apart */
+ return GL_FALSE;
+ }
+ }
+ else if (!firstBufObj) {
+ firstBufObj = bufObj;
+ }
+ else if (bufObj != firstBufObj) {
+ return GL_FALSE;
+ }
+ }
+
+ *userSpace = (num_client_arrays == vp->num_inputs);
+ /* printf("user space: %d (%d %d)\n", (int) *userSpace,num_client_arrays,vp->num_inputs); */
+
+ return GL_TRUE;
+}
+
/**
- * This function gets plugged into the VBO module and is called when
- * we have something to render.
- * Basically, translate the information into the format expected by pipe.
+ * Compute the memory range occupied by the arrays.
*/
-void
-st_draw_vbo(GLcontext *ctx,
- const struct gl_client_array **arrays,
- const struct _mesa_prim *prims,
- GLuint nr_prims,
- const struct _mesa_index_buffer *ib,
- GLuint min_index,
- GLuint max_index)
+static void
+get_arrays_bounds(const struct st_vertex_program *vp,
+ const struct gl_client_array **arrays,
+ GLuint max_index,
+ const GLubyte **low, const GLubyte **high)
+{
+ const GLubyte *low_addr = NULL;
+ GLuint attr;
+ GLint stride;
+
+ for (attr = 0; attr < vp->num_inputs; attr++) {
+ const GLuint mesaAttr = vp->index_to_input[attr];
+ const GLubyte *start = arrays[mesaAttr]->Ptr;
+ stride = arrays[mesaAttr]->StrideB;
+ if (attr == 0) {
+ low_addr = start;
+ }
+ else {
+ low_addr = MIN2(low_addr, start);
+ }
+ }
+
+ *low = low_addr;
+ *high = low_addr + (max_index + 1) * stride;
+}
+
+
+/**
+ * Set up for drawing interleaved arrays that all live in one VBO
+ * or all live in user space.
+ * \param vbuffer returns vertex buffer info
+ * \param velements returns vertex element info
+ */
+static void
+setup_interleaved_attribs(GLcontext *ctx,
+ const struct st_vertex_program *vp,
+ const struct gl_client_array **arrays,
+ GLuint max_index,
+ GLboolean userSpace,
+ struct pipe_vertex_buffer *vbuffer,
+ struct pipe_vertex_element velements[])
{
struct pipe_context *pipe = ctx->st->pipe;
- const struct st_vertex_program *vp;
- const struct pipe_shader_state *vs;
- struct pipe_vertex_buffer vbuffer[PIPE_MAX_SHADER_INPUTS];
GLuint attr;
- struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
+ const GLubyte *offset0;
- /* sanity check for pointer arithmetic below */
- assert(sizeof(arrays[0]->Ptr[0]) == 1);
+ for (attr = 0; attr < vp->num_inputs; attr++) {
+ const GLuint mesaAttr = vp->index_to_input[attr];
+ struct gl_buffer_object *bufobj = arrays[mesaAttr]->BufferObj;
+ struct st_buffer_object *stobj = st_buffer_object(bufobj);
+ GLsizei stride = arrays[mesaAttr]->StrideB;
- st_validate_state(ctx->st);
+ /*printf("stobj %u = %p\n", attr, (void*)stobj);*/
- /* must get these after state validation! */
- vp = ctx->st->vp;
- vs = &ctx->st->vp->state;
+ if (attr == 0) {
+ const GLubyte *low, *high;
+
+ get_arrays_bounds(vp, arrays, max_index, &low, &high);
+ /*printf("buffer range: %p %p %d\n", low, high, high-low);*/
+
+ offset0 = low;
+ if (userSpace) {
+ vbuffer->buffer =
+ pipe_user_buffer_create(pipe->screen, (void *) low, high - low);
+ vbuffer->buffer_offset = 0;
+ }
+ else {
+ vbuffer->buffer = NULL;
+ pipe_buffer_reference(&vbuffer->buffer, stobj->buffer);
+ vbuffer->buffer_offset = pointer_to_offset(low);
+ }
+ vbuffer->stride = stride; /* in bytes */
+ vbuffer->max_index = max_index;
+ }
+
+ velements[attr].src_offset =
+ (unsigned) (arrays[mesaAttr]->Ptr - offset0);
+ velements[attr].vertex_buffer_index = 0;
+ velements[attr].nr_components = arrays[mesaAttr]->Size;
+ velements[attr].src_format =
+ st_pipe_vertex_format(arrays[mesaAttr]->Type,
+ arrays[mesaAttr]->Size,
+ arrays[mesaAttr]->Normalized);
+ assert(velements[attr].src_format);
+ }
+}
+
+
+/**
+ * Set up a separate pipe_vertex_buffer and pipe_vertex_element for each
+ * vertex attribute.
+ * \param vbuffer returns vertex buffer info
+ * \param velements returns vertex element info
+ */
+static void
+setup_non_interleaved_attribs(GLcontext *ctx,
+ const struct st_vertex_program *vp,
+ const struct gl_client_array **arrays,
+ GLuint max_index,
+ GLboolean *userSpace,
+ struct pipe_vertex_buffer vbuffer[],
+ struct pipe_vertex_element velements[])
+{
+ struct pipe_context *pipe = ctx->st->pipe;
+ GLuint attr;
- /* 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;
+ GLsizei stride = arrays[mesaAttr]->StrideB;
+
+ *userSpace = GL_FALSE;
if (bufobj && bufobj->Name) {
/* Attribute data is in a VBO.
*/
struct st_buffer_object *stobj = st_buffer_object(bufobj);
assert(stobj->buffer);
+ /*printf("stobj %u = %p\n", attr, (void*) stobj);*/
vbuffer[attr].buffer = NULL;
- pipe_reference_buffer(pipe, &vbuffer[attr].buffer, stobj->buffer);
- vbuffer[attr].buffer_offset = (unsigned) arrays[0]->Ptr;/* in bytes */
- velements[attr].src_offset = arrays[mesaAttr]->Ptr - arrays[0]->Ptr;
- assert(velements[attr].src_offset <= 2048); /* 11-bit field */
+ pipe_buffer_reference(&vbuffer[attr].buffer, stobj->buffer);
+ vbuffer[attr].buffer_offset = pointer_to_offset(arrays[mesaAttr]->Ptr);
+ velements[attr].src_offset = 0;
}
else {
/* attribute data is in user-space memory, not a VBO */
uint bytes;
+ /*printf("user-space array %d stride %d\n", attr, stride);*/
- if (!arrays[mesaAttr]->StrideB) {
- bytes = arrays[mesaAttr]->Size
- * _mesa_sizeof_type(arrays[mesaAttr]->Type);
- } else {
- bytes = arrays[mesaAttr]->StrideB * (max_index + 1);
- }
+ *userSpace = GL_TRUE;
/* wrap user data */
- vbuffer[attr].buffer
- = pipe_user_buffer_create(pipe, (void *) arrays[mesaAttr]->Ptr,
- bytes);
+ if (arrays[mesaAttr]->Ptr) {
+ /* user's vertex array */
+ if (arrays[mesaAttr]->StrideB) {
+ bytes = arrays[mesaAttr]->StrideB * (max_index + 1);
+ }
+ else {
+ bytes = arrays[mesaAttr]->Size
+ * _mesa_sizeof_type(arrays[mesaAttr]->Type);
+ }
+ vbuffer[attr].buffer = pipe_user_buffer_create(pipe->screen,
+ (void *) arrays[mesaAttr]->Ptr, bytes);
+ }
+ else {
+ /* no array, use ctx->Current.Attrib[] value */
+ bytes = sizeof(ctx->Current.Attrib[0]);
+ vbuffer[attr].buffer = pipe_user_buffer_create(pipe->screen,
+ (void *) ctx->Current.Attrib[mesaAttr], bytes);
+ stride = 0;
+ }
+
vbuffer[attr].buffer_offset = 0;
velements[attr].src_offset = 0;
}
+ assert(velements[attr].src_offset <= 2048); /* 11-bit field */
+
/* common-case setup */
- vbuffer[attr].pitch = arrays[mesaAttr]->StrideB; /* in bytes */
+ vbuffer[attr].stride = stride; /* in bytes */
vbuffer[attr].max_index = max_index;
velements[attr].vertex_buffer_index = attr;
velements[attr].nr_components = arrays[mesaAttr]->Size;
velements[attr].src_format
- = pipe_vertex_format(arrays[mesaAttr]->Type,
- arrays[mesaAttr]->Size,
- arrays[mesaAttr]->Normalized);
+ = st_pipe_vertex_format(arrays[mesaAttr]->Type,
+ arrays[mesaAttr]->Size,
+ arrays[mesaAttr]->Normalized);
assert(velements[attr].src_format);
}
+}
+
+
+
+/**
+ * Prior to drawing, check that any uniforms referenced by the
+ * current shader have been set. If a uniform has not been set,
+ * issue a warning.
+ */
+static void
+check_uniforms(GLcontext *ctx)
+{
+ const struct gl_shader_program *shProg = ctx->Shader.CurrentProgram;
+ if (shProg && shProg->LinkStatus) {
+ GLuint i;
+ for (i = 0; i < shProg->Uniforms->NumUniforms; i++) {
+ const struct gl_uniform *u = &shProg->Uniforms->Uniforms[i];
+ if (!u->Initialized) {
+ _mesa_warning(ctx,
+ "Using shader with uninitialized uniform: %s",
+ u->Name);
+ }
+ }
+ }
+}
+
+
+/**
+ * This function gets plugged into the VBO module and is called when
+ * we have something to render.
+ * Basically, translate the information into the format expected by gallium.
+ */
+void
+st_draw_vbo(GLcontext *ctx,
+ const struct gl_client_array **arrays,
+ const struct _mesa_prim *prims,
+ GLuint nr_prims,
+ const struct _mesa_index_buffer *ib,
+ GLuint min_index,
+ GLuint max_index)
+{
+ struct pipe_context *pipe = ctx->st->pipe;
+ const struct st_vertex_program *vp;
+ const struct pipe_shader_state *vs;
+ struct pipe_vertex_buffer vbuffer[PIPE_MAX_SHADER_INPUTS];
+ GLuint attr;
+ struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS];
+ unsigned num_vbuffers, num_velements;
+ GLboolean userSpace;
- pipe->set_vertex_buffers(pipe, vp->num_inputs, vbuffer);
- pipe->set_vertex_elements(pipe, vp->num_inputs, velements);
+ /* sanity check for pointer arithmetic below */
+ assert(sizeof(arrays[0]->Ptr[0]) == 1);
+
+ st_validate_state(ctx->st);
+
+ /* must get these after state validation! */
+ vp = ctx->st->vp;
+ vs = &ctx->st->vp->state;
+
+#if 0
+ if (MESA_VERBOSE & VERBOSE_GLSL) {
+ check_uniforms(ctx);
+ }
+#else
+ (void) check_uniforms;
+#endif
+
+ /*
+ * Setup the vbuffer[] and velements[] arrays.
+ */
+ if (is_interleaved_arrays(vp, arrays, &userSpace)) {
+ /*printf("Draw interleaved\n");*/
+ setup_interleaved_attribs(ctx, vp, arrays, max_index, userSpace,
+ vbuffer, velements);
+ num_vbuffers = 1;
+ num_velements = vp->num_inputs;
+ if (num_velements == 0)
+ num_vbuffers = 0;
+ }
+ else {
+ /*printf("Draw non-interleaved\n");*/
+ setup_non_interleaved_attribs(ctx, vp, arrays, max_index,
+ &userSpace, vbuffer, velements);
+ num_vbuffers = vp->num_inputs;
+ num_velements = vp->num_inputs;
+ }
+
+#if 0
+ {
+ GLuint i;
+ for (i = 0; i < num_vbuffers; i++) {
+ printf("buffers[%d].stride = %u\n", i, vbuffer[i].stride);
+ printf("buffers[%d].max_index = %u\n", i, vbuffer[i].max_index);
+ printf("buffers[%d].buffer_offset = %u\n", i, vbuffer[i].buffer_offset);
+ printf("buffers[%d].buffer = %p\n", i, (void*) vbuffer[i].buffer);
+ }
+ for (i = 0; i < num_velements; i++) {
+ printf("vlements[%d].vbuffer_index = %u\n", i, velements[i].vertex_buffer_index);
+ printf("vlements[%d].src_offset = %u\n", i, velements[i].src_offset);
+ printf("vlements[%d].nr_comps = %u\n", i, velements[i].nr_components);
+ printf("vlements[%d].format = %s\n", i, pf_name(velements[i].src_format));
+ }
+ }
+#endif
+
+ pipe->set_vertex_buffers(pipe, num_vbuffers, vbuffer);
+ pipe->set_vertex_elements(pipe, num_velements, velements);
+
+ if (num_vbuffers == 0 || num_velements == 0)
+ return;
/* do actual drawing */
if (ib) {
if (bufobj && bufobj->Name) {
/* elements/indexes are in a real VBO */
struct st_buffer_object *stobj = st_buffer_object(bufobj);
- pipe_reference_buffer(pipe, &indexBuf, stobj->buffer);
- indexOffset = (unsigned) ib->ptr / indexSize;
+ pipe_buffer_reference(&indexBuf, stobj->buffer);
+ indexOffset = pointer_to_offset(ib->ptr) / indexSize;
}
else {
/* element/indicies are in user space memory */
- indexBuf = pipe_user_buffer_create(pipe, (void *) ib->ptr,
+ indexBuf = pipe_user_buffer_create(pipe->screen, (void *) ib->ptr,
ib->count * indexSize);
indexOffset = 0;
}
}
}
- pipe_reference_buffer(pipe, &indexBuf, NULL);
+ pipe_buffer_reference(&indexBuf, NULL);
}
else {
/* non-indexed */
}
/* unreference buffers (frees wrapped user-space buffer objects) */
- for (attr = 0; attr < vp->num_inputs; attr++) {
- pipe_reference_buffer(pipe, &vbuffer[attr].buffer, NULL);
+ for (attr = 0; attr < num_vbuffers; attr++) {
+ pipe_buffer_reference(&vbuffer[attr].buffer, NULL);
assert(!vbuffer[attr].buffer);
}
- pipe->set_vertex_buffers(pipe, vp->num_inputs, vbuffer);
-}
-
-
-
-/**
- * Set the (private) draw module's post-transformed vertex format when in
- * GL_SELECT or GL_FEEDBACK mode or for glRasterPos.
- */
-static void
-set_feedback_vertex_format(GLcontext *ctx)
-{
-#if 0
- struct st_context *st = ctx->st;
- struct vertex_info vinfo;
- GLuint i;
-
- memset(&vinfo, 0, sizeof(vinfo));
- if (ctx->RenderMode == GL_SELECT) {
- assert(ctx->RenderMode == GL_SELECT);
- vinfo.num_attribs = 1;
- vinfo.format[0] = FORMAT_4F;
- vinfo.interp_mode[0] = INTERP_LINEAR;
- }
- else {
- /* GL_FEEDBACK, or glRasterPos */
- /* emit all attribs (pos, color, texcoord) as GLfloat[4] */
- vinfo.num_attribs = st->state.vs->cso->state.num_outputs;
- for (i = 0; i < vinfo.num_attribs; i++) {
- vinfo.format[i] = FORMAT_4F;
- vinfo.interp_mode[i] = INTERP_LINEAR;
- }
+ if (userSpace)
+ {
+ pipe->set_vertex_buffers(pipe, 0, NULL);
}
-
- draw_set_vertex_info(st->draw, &vinfo);
-#endif
}
-/**
- * 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,
- 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);
-
- /* 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_reference_buffer(pipe, &vbuffers[attr].buffer, stobj->buffer);
- vbuffers[attr].buffer_offset = (unsigned) arrays[0]->Ptr;/* in bytes */
- 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, (void *) arrays[mesaAttr]->Ptr,
- bytes);
- vbuffers[attr].buffer_offset = 0;
- velements[attr].src_offset = 0;
- }
-
- /* common-case setup */
- vbuffers[attr].pitch = 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 = pipe_vertex_format(arrays[mesaAttr]->Type,
- arrays[mesaAttr]->Size,
- 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, 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) {
- unsigned indexSize;
- struct gl_buffer_object *bufobj = ib->obj;
- struct st_buffer_object *stobj = st_buffer_object(bufobj);
- void *map;
-
- index_buffer_handle = stobj->buffer;
-
- switch (ib->type) {
- case GL_UNSIGNED_INT:
- indexSize = 4;
- break;
- case GL_UNSIGNED_SHORT:
- indexSize = 2;
- break;
- default:
- assert(0);
- return;
- }
-
- map = pipe_buffer_map(pipe, index_buffer_handle,
- PIPE_BUFFER_USAGE_CPU_READ);
- draw_set_mapped_element_buffer(draw, indexSize, map);
- }
- else {
- /* no index/element buffer */
- draw_set_mapped_element_buffer(draw, 0, NULL);
- }
-
-
- /* map constant buffers */
- mapped_constants = pipe_buffer_map(pipe,
- 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, 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, draw->pt.vertex_buffer[i].buffer);
- pipe_reference_buffer(pipe, &draw->pt.vertex_buffer[i].buffer, NULL);
- draw_set_mapped_vertex_buffer(draw, i, NULL);
- }
- }
- if (ib) {
- pipe_buffer_unmap(pipe, index_buffer_handle);
- draw_set_mapped_element_buffer(draw, 0, NULL);
- }
-}
-
-
-
void st_init_draw( struct st_context *st )
{
GLcontext *ctx = st->ctx;
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