#include "main/api_arrayelt.h"
#include "main/api_validate.h"
#include "main/dispatch.h"
+#include "util/bitscan.h"
#include "vbo_context.h"
#include "vbo_noop.h"
-#ifdef ERROR
-#undef ERROR
-#endif
-
-
/** ID/name for immediate-mode VBO */
#define IMM_BUFFER_NAME 0xaabbccdd
-static void reset_attrfv( struct vbo_exec_context *exec );
+static void
+vbo_reset_all_attr(struct vbo_exec_context *exec);
/**
* Close off the last primitive, execute the buffer, restart the
- * primitive.
+ * primitive. This is called when we fill a vertex buffer before
+ * hitting glEnd.
*/
-static void vbo_exec_wrap_buffers( struct vbo_exec_context *exec )
+static void
+vbo_exec_wrap_buffers(struct vbo_exec_context *exec)
{
if (exec->vtx.prim_count == 0) {
exec->vtx.copied.nr = 0;
exec->vtx.buffer_ptr = exec->vtx.buffer_map;
}
else {
- GLuint last_begin = exec->vtx.prim[exec->vtx.prim_count-1].begin;
+ struct _mesa_prim *last_prim = &exec->vtx.prim[exec->vtx.prim_count - 1];
+ const GLuint last_begin = last_prim->begin;
GLuint last_count;
if (_mesa_inside_begin_end(exec->ctx)) {
- GLint i = exec->vtx.prim_count - 1;
- assert(i >= 0);
- exec->vtx.prim[i].count = (exec->vtx.vert_count -
- exec->vtx.prim[i].start);
+ last_prim->count = exec->vtx.vert_count - last_prim->start;
}
- last_count = exec->vtx.prim[exec->vtx.prim_count-1].count;
+ last_count = last_prim->count;
+
+ /* Special handling for wrapping GL_LINE_LOOP */
+ if (last_prim->mode == GL_LINE_LOOP &&
+ last_count > 0 &&
+ !last_prim->end) {
+ /* draw this section of the incomplete line loop as a line strip */
+ last_prim->mode = GL_LINE_STRIP;
+ if (!last_prim->begin) {
+ /* This is not the first section of the line loop, so don't
+ * draw the 0th vertex. We're saving it until we draw the
+ * very last section of the loop.
+ */
+ last_prim->start++;
+ last_prim->count--;
+ }
+ }
/* Execute the buffer and save copied vertices.
*/
if (_mesa_inside_begin_end(exec->ctx)) {
exec->vtx.prim[0].mode = exec->ctx->Driver.CurrentExecPrimitive;
+ exec->vtx.prim[0].begin = 0;
+ exec->vtx.prim[0].end = 0;
exec->vtx.prim[0].start = 0;
exec->vtx.prim[0].count = 0;
exec->vtx.prim_count++;
-
+
if (exec->vtx.copied.nr == last_count)
exec->vtx.prim[0].begin = last_begin;
}
* Deal with buffer wrapping where provoked by the vertex buffer
* filling up, as opposed to upgrade_vertex().
*/
-void vbo_exec_vtx_wrap( struct vbo_exec_context *exec )
+static void
+vbo_exec_vtx_wrap(struct vbo_exec_context *exec)
{
- fi_type *data = exec->vtx.copied.buffer;
- GLuint i;
+ unsigned numComponents;
/* Run pipeline on current vertices, copy wrapped vertices
* to exec->vtx.copied.
*/
vbo_exec_wrap_buffers( exec );
-
+
if (!exec->vtx.buffer_ptr) {
/* probably ran out of memory earlier when allocating the VBO */
return;
}
- /* Copy stored stored vertices to start of new list.
+ /* Copy stored stored vertices to start of new list.
*/
assert(exec->vtx.max_vert - exec->vtx.vert_count > exec->vtx.copied.nr);
- for (i = 0 ; i < exec->vtx.copied.nr ; i++) {
- memcpy( exec->vtx.buffer_ptr, data,
- exec->vtx.vertex_size * sizeof(GLfloat));
- exec->vtx.buffer_ptr += exec->vtx.vertex_size;
- data += exec->vtx.vertex_size;
- exec->vtx.vert_count++;
- }
+ numComponents = exec->vtx.copied.nr * exec->vtx.vertex_size;
+ memcpy(exec->vtx.buffer_ptr,
+ exec->vtx.copied.buffer,
+ numComponents * sizeof(fi_type));
+ exec->vtx.buffer_ptr += numComponents;
+ exec->vtx.vert_count += exec->vtx.copied.nr;
exec->vtx.copied.nr = 0;
}
/**
* Copy the active vertex's values to the ctx->Current fields.
*/
-static void vbo_exec_copy_to_current( struct vbo_exec_context *exec )
+static void
+vbo_exec_copy_to_current(struct vbo_exec_context *exec)
{
struct gl_context *ctx = exec->ctx;
struct vbo_context *vbo = vbo_context(ctx);
- GLuint i;
+ GLbitfield64 enabled = exec->vtx.enabled & (~BITFIELD64_BIT(VBO_ATTRIB_POS));
+
+ while (enabled) {
+ const int i = u_bit_scan64(&enabled);
+
+ /* Note: the exec->vtx.current[i] pointers point into the
+ * ctx->Current.Attrib and ctx->Light.Material.Attrib arrays.
+ */
+ GLfloat *current = (GLfloat *)vbo->currval[i].Ptr;
+ fi_type tmp[8]; /* space for doubles */
+ int dmul = exec->vtx.attrtype[i] == GL_DOUBLE ? 2 : 1;
+
+ assert(exec->vtx.attrsz[i]);
+
+ if (exec->vtx.attrtype[i] == GL_DOUBLE) {
+ memset(tmp, 0, sizeof(tmp));
+ memcpy(tmp, exec->vtx.attrptr[i], exec->vtx.attrsz[i] * sizeof(GLfloat));
+ } else {
+ COPY_CLEAN_4V_TYPE_AS_UNION(tmp,
+ exec->vtx.attrsz[i],
+ exec->vtx.attrptr[i],
+ exec->vtx.attrtype[i]);
+ }
- for (i = VBO_ATTRIB_POS+1 ; i < VBO_ATTRIB_MAX ; i++) {
- if (exec->vtx.attrsz[i]) {
- /* Note: the exec->vtx.current[i] pointers point into the
- * ctx->Current.Attrib and ctx->Light.Material.Attrib arrays.
+ if (exec->vtx.attrtype[i] != vbo->currval[i].Type ||
+ memcmp(current, tmp, 4 * sizeof(GLfloat) * dmul) != 0) {
+ memcpy(current, tmp, 4 * sizeof(GLfloat) * dmul);
+
+ /* Given that we explicitly state size here, there is no need
+ * for the COPY_CLEAN above, could just copy 16 bytes and be
+ * done. The only problem is when Mesa accesses ctx->Current
+ * directly.
*/
- GLfloat *current = (GLfloat *)vbo->currval[i].Ptr;
- fi_type tmp[8]; /* space for doubles */
- int dmul = exec->vtx.attrtype[i] == GL_DOUBLE ? 2 : 1;
-
- if (exec->vtx.attrtype[i] == GL_DOUBLE) {
- memset(tmp, 0, sizeof(tmp));
- memcpy(tmp, exec->vtx.attrptr[i], exec->vtx.attrsz[i] * sizeof(GLfloat));
- } else {
- COPY_CLEAN_4V_TYPE_AS_UNION(tmp,
- exec->vtx.attrsz[i],
- exec->vtx.attrptr[i],
- exec->vtx.attrtype[i]);
- }
+ /* Size here is in components - not bytes */
+ vbo->currval[i].Size = exec->vtx.attrsz[i] / dmul;
+ vbo->currval[i]._ElementSize =
+ vbo->currval[i].Size * sizeof(GLfloat) * dmul;
+ vbo->currval[i].Type = exec->vtx.attrtype[i];
+ vbo->currval[i].Integer =
+ vbo_attrtype_to_integer_flag(exec->vtx.attrtype[i]);
+ vbo->currval[i].Doubles =
+ vbo_attrtype_to_double_flag(exec->vtx.attrtype[i]);
+
+ /* This triggers rather too much recalculation of Mesa state
+ * that doesn't get used (eg light positions).
+ */
+ if (i >= VBO_ATTRIB_MAT_FRONT_AMBIENT &&
+ i <= VBO_ATTRIB_MAT_BACK_INDEXES)
+ ctx->NewState |= _NEW_LIGHT;
- if (exec->vtx.attrtype[i] != vbo->currval[i].Type ||
- memcmp(current, tmp, 4 * sizeof(GLfloat) * dmul) != 0) {
- memcpy(current, tmp, 4 * sizeof(GLfloat) * dmul);
-
- /* Given that we explicitly state size here, there is no need
- * for the COPY_CLEAN above, could just copy 16 bytes and be
- * done. The only problem is when Mesa accesses ctx->Current
- * directly.
- */
- /* Size here is in components - not bytes */
- vbo->currval[i].Size = exec->vtx.attrsz[i] / dmul;
- vbo->currval[i]._ElementSize = vbo->currval[i].Size * sizeof(GLfloat) * dmul;
- vbo->currval[i].Type = exec->vtx.attrtype[i];
- vbo->currval[i].Integer =
- vbo_attrtype_to_integer_flag(exec->vtx.attrtype[i]);
- vbo->currval[i].Doubles =
- vbo_attrtype_to_double_flag(exec->vtx.attrtype[i]);
-
- /* This triggers rather too much recalculation of Mesa state
- * that doesn't get used (eg light positions).
- */
- if (i >= VBO_ATTRIB_MAT_FRONT_AMBIENT &&
- i <= VBO_ATTRIB_MAT_BACK_INDEXES)
- ctx->NewState |= _NEW_LIGHT;
-
- ctx->NewState |= _NEW_CURRENT_ATTRIB;
- }
+ ctx->NewState |= _NEW_CURRENT_ATTRIB;
}
}
*/
if (ctx->Light.ColorMaterialEnabled &&
exec->vtx.attrsz[VBO_ATTRIB_COLOR0]) {
- _mesa_update_color_material(ctx,
+ _mesa_update_color_material(ctx,
ctx->Current.Attrib[VBO_ATTRIB_COLOR0]);
}
}
for (i = VBO_ATTRIB_POS + 1; i < VBO_ATTRIB_MAX; i++) {
if (exec->vtx.attrtype[i] == GL_DOUBLE) {
- memcpy(exec->vtx.attrptr[i], vbo->currval[i].Ptr, exec->vtx.attrsz[i] * sizeof(GLfloat));
+ memcpy(exec->vtx.attrptr[i], vbo->currval[i].Ptr,
+ exec->vtx.attrsz[i] * sizeof(GLfloat));
} else {
const fi_type *current = (fi_type *) vbo->currval[i].Ptr;
switch (exec->vtx.attrsz[i]) {
* to a larger one. Ex: glTexCoord2f -> glTexCoord4f.
* We need to go back over the previous 2-component texcoords and insert
* zero and one values.
- */
+ */
static void
vbo_exec_wrap_upgrade_vertex(struct vbo_exec_context *exec,
GLuint attr, GLuint newSize )
if (!_mesa_inside_begin_end(ctx) &&
!oldSize && lastcount > 8 && exec->vtx.vertex_size) {
vbo_exec_copy_to_current( exec );
- reset_attrfv( exec );
+ vbo_reset_all_attr(exec);
}
/* Fix up sizes:
*/
exec->vtx.attrsz[attr] = newSize;
exec->vtx.vertex_size += newSize - oldSize;
- exec->vtx.max_vert = ((VBO_VERT_BUFFER_SIZE - exec->vtx.buffer_used) /
- (exec->vtx.vertex_size * sizeof(GLfloat)));
+ exec->vtx.max_vert = vbo_compute_max_verts(exec);
exec->vtx.vert_count = 0;
exec->vtx.buffer_ptr = exec->vtx.buffer_map;
+ exec->vtx.enabled |= BITFIELD64_BIT(attr);
if (unlikely(oldSize)) {
/* Size changed, recalculate all the attrptr[] values
if (unlikely(exec->vtx.copied.nr)) {
fi_type *data = exec->vtx.copied.buffer;
fi_type *dest = exec->vtx.buffer_ptr;
- GLuint j;
assert(exec->vtx.buffer_ptr == exec->vtx.buffer_map);
for (i = 0 ; i < exec->vtx.copied.nr ; i++) {
- for (j = 0 ; j < VBO_ATTRIB_MAX ; j++) {
+ GLbitfield64 enabled = exec->vtx.enabled;
+ while (enabled) {
+ const int j = u_bit_scan64(&enabled);
GLuint sz = exec->vtx.attrsz[j];
-
- if (sz) {
- GLint old_offset = old_attrptr[j] - exec->vtx.vertex;
- GLint new_offset = exec->vtx.attrptr[j] - exec->vtx.vertex;
-
- if (j == attr) {
- if (oldSize) {
- fi_type tmp[4];
- COPY_CLEAN_4V_TYPE_AS_UNION(tmp, oldSize,
- data + old_offset,
- exec->vtx.attrtype[j]);
- COPY_SZ_4V(dest + new_offset, newSize, tmp);
- } else {
- fi_type *current = (fi_type *)vbo->currval[j].Ptr;
- COPY_SZ_4V(dest + new_offset, sz, current);
- }
- }
- else {
- COPY_SZ_4V(dest + new_offset, sz, data + old_offset);
- }
- }
+ GLint old_offset = old_attrptr[j] - exec->vtx.vertex;
+ GLint new_offset = exec->vtx.attrptr[j] - exec->vtx.vertex;
+
+ assert(sz);
+
+ if (j == attr) {
+ if (oldSize) {
+ fi_type tmp[4];
+ COPY_CLEAN_4V_TYPE_AS_UNION(tmp, oldSize,
+ data + old_offset,
+ exec->vtx.attrtype[j]);
+ COPY_SZ_4V(dest + new_offset, newSize, tmp);
+ } else {
+ fi_type *current = (fi_type *)vbo->currval[j].Ptr;
+ COPY_SZ_4V(dest + new_offset, sz, current);
+ }
+ }
+ else {
+ COPY_SZ_4V(dest + new_offset, sz, data + old_offset);
+ }
}
data += old_vtx_size;
* This is when a vertex attribute transitions to a different size.
* For example, we saw a bunch of glTexCoord2f() calls and now we got a
* glTexCoord4f() call. We promote the array from size=2 to size=4.
+ * \param newSize size of new vertex (number of 32-bit words).
*/
static void
-vbo_exec_fixup_vertex(struct gl_context *ctx, GLuint attr, GLuint newSize, GLenum newType)
+vbo_exec_fixup_vertex(struct gl_context *ctx, GLuint attr,
+ GLuint newSize, GLenum newType)
{
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
- if (newSize > exec->vtx.attrsz[attr] || newType != exec->vtx.attrtype[attr]) {
+ if (newSize > exec->vtx.attrsz[attr] ||
+ newType != exec->vtx.attrtype[attr]) {
/* New size is larger. Need to flush existing vertices and get
* an enlarged vertex format.
*/
* zeros. Don't need to flush or wrap.
*/
for (i = newSize; i <= exec->vtx.attrsz[attr]; i++)
- exec->vtx.attrptr[attr][i-1] = id[i-1];
+ exec->vtx.attrptr[attr][i-1] = id[i-1];
}
exec->vtx.active_sz[attr] = newSize;
+ exec->vtx.attrtype[attr] = newType;
/* Does setting NeedFlush belong here? Necessitates resetting
* vtxfmt on each flush (otherwise flags won't get reset
* afterwards).
*/
- if (attr == 0)
+ if (attr == 0)
ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
}
+/**
+ * Called upon first glVertex, glColor, glTexCoord, etc.
+ */
+static void
+vbo_exec_begin_vertices(struct gl_context *ctx)
+{
+ struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
+
+ vbo_exec_vtx_map( exec );
+
+ assert((ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) == 0);
+ assert(exec->begin_vertices_flags);
+
+ ctx->Driver.NeedFlush |= exec->begin_vertices_flags;
+}
+
+
/**
* This macro is used to implement all the glVertex, glColor, glTexCoord,
* glVertexAttrib, etc functions.
\
assert(sz == 1 || sz == 2); \
\
- if (unlikely(!(ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT))) { \
- vbo_exec_BeginVertices(ctx); \
- } \
- \
/* check if attribute size or type is changing */ \
if (unlikely(exec->vtx.active_sz[A] != N * sz) || \
unlikely(exec->vtx.attrtype[A] != T)) { \
if (N>1) dest[1] = V1; \
if (N>2) dest[2] = V2; \
if (N>3) dest[3] = V3; \
- exec->vtx.attrtype[A] = T; \
+ assert(exec->vtx.attrtype[A] == T); \
} \
\
if ((A) == 0) { \
/* This is a glVertex call */ \
GLuint i; \
\
+ if (unlikely((ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) == 0)) { \
+ vbo_exec_begin_vertices(ctx); \
+ } \
+ \
+ if (unlikely(!exec->vtx.buffer_ptr)) { \
+ vbo_exec_vtx_map(exec); \
+ } \
+ assert(exec->vtx.buffer_ptr); \
+ \
/* copy 32-bit words */ \
for (i = 0; i < exec->vtx.vertex_size; i++) \
exec->vtx.buffer_ptr[i] = exec->vtx.vertex[i]; \
\
if (++exec->vtx.vert_count >= exec->vtx.max_vert) \
vbo_exec_vtx_wrap( exec ); \
- } \
+ } else { \
+ /* we now have accumulated per-vertex attributes */ \
+ ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT; \
+ } \
} while (0)
+
+#undef ERROR
#define ERROR(err) _mesa_error( ctx, err, __func__ )
#define TAG(x) vbo_##x
if (exec->vtx.vertex_size) {
vbo_exec_copy_to_current( exec );
- reset_attrfv( exec );
+ vbo_reset_all_attr(exec);
}
}
-static void GLAPIENTRY vbo_exec_EvalCoord1f( GLfloat u )
+static void GLAPIENTRY
+vbo_exec_EvalCoord1f(GLfloat u)
{
GET_CURRENT_CONTEXT( ctx );
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
{
GLint i;
- if (exec->eval.recalculate_maps)
+ if (exec->eval.recalculate_maps)
vbo_exec_eval_update( exec );
for (i = 0; i <= VBO_ATTRIB_TEX7; i++) {
- if (exec->eval.map1[i].map)
+ if (exec->eval.map1[i].map)
if (exec->vtx.active_sz[i] != exec->eval.map1[i].sz)
vbo_exec_fixup_vertex( ctx, i, exec->eval.map1[i].sz, GL_FLOAT );
}
}
- memcpy( exec->vtx.copied.buffer, exec->vtx.vertex,
+ memcpy( exec->vtx.copied.buffer, exec->vtx.vertex,
exec->vtx.vertex_size * sizeof(GLfloat));
vbo_exec_do_EvalCoord1f( exec, u );
exec->vtx.vertex_size * sizeof(GLfloat));
}
-static void GLAPIENTRY vbo_exec_EvalCoord2f( GLfloat u, GLfloat v )
+
+static void GLAPIENTRY
+vbo_exec_EvalCoord2f(GLfloat u, GLfloat v)
{
GET_CURRENT_CONTEXT( ctx );
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
{
GLint i;
- if (exec->eval.recalculate_maps)
+ if (exec->eval.recalculate_maps)
vbo_exec_eval_update( exec );
for (i = 0; i <= VBO_ATTRIB_TEX7; i++) {
- if (exec->eval.map2[i].map)
+ if (exec->eval.map2[i].map)
if (exec->vtx.active_sz[i] != exec->eval.map2[i].sz)
vbo_exec_fixup_vertex( ctx, i, exec->eval.map2[i].sz, GL_FLOAT );
}
- if (ctx->Eval.AutoNormal)
+ if (ctx->Eval.AutoNormal)
if (exec->vtx.active_sz[VBO_ATTRIB_NORMAL] != 3)
vbo_exec_fixup_vertex( ctx, VBO_ATTRIB_NORMAL, 3, GL_FLOAT );
}
- memcpy( exec->vtx.copied.buffer, exec->vtx.vertex,
+ memcpy( exec->vtx.copied.buffer, exec->vtx.vertex,
exec->vtx.vertex_size * sizeof(GLfloat));
vbo_exec_do_EvalCoord2f( exec, u, v );
- memcpy( exec->vtx.vertex, exec->vtx.copied.buffer,
+ memcpy( exec->vtx.vertex, exec->vtx.copied.buffer,
exec->vtx.vertex_size * sizeof(GLfloat));
}
-static void GLAPIENTRY vbo_exec_EvalCoord1fv( const GLfloat *u )
+
+static void GLAPIENTRY
+vbo_exec_EvalCoord1fv(const GLfloat *u)
{
vbo_exec_EvalCoord1f( u[0] );
}
-static void GLAPIENTRY vbo_exec_EvalCoord2fv( const GLfloat *u )
+
+static void GLAPIENTRY
+vbo_exec_EvalCoord2fv(const GLfloat *u)
{
vbo_exec_EvalCoord2f( u[0], u[1] );
}
-static void GLAPIENTRY vbo_exec_EvalPoint1( GLint i )
+
+static void GLAPIENTRY
+vbo_exec_EvalPoint1(GLint i)
{
GET_CURRENT_CONTEXT( ctx );
GLfloat du = ((ctx->Eval.MapGrid1u2 - ctx->Eval.MapGrid1u1) /
}
-static void GLAPIENTRY vbo_exec_EvalPoint2( GLint i, GLint j )
+static void GLAPIENTRY
+vbo_exec_EvalPoint2(GLint i, GLint j)
{
GET_CURRENT_CONTEXT( ctx );
- GLfloat du = ((ctx->Eval.MapGrid2u2 - ctx->Eval.MapGrid2u1) /
+ GLfloat du = ((ctx->Eval.MapGrid2u2 - ctx->Eval.MapGrid2u1) /
(GLfloat) ctx->Eval.MapGrid2un);
- GLfloat dv = ((ctx->Eval.MapGrid2v2 - ctx->Eval.MapGrid2v1) /
+ GLfloat dv = ((ctx->Eval.MapGrid2v2 - ctx->Eval.MapGrid2v1) /
(GLfloat) ctx->Eval.MapGrid2vn);
GLfloat u = i * du + ctx->Eval.MapGrid2u1;
GLfloat v = j * dv + ctx->Eval.MapGrid2v1;
/**
* Called via glBegin.
*/
-static void GLAPIENTRY vbo_exec_Begin( GLenum mode )
+static void GLAPIENTRY
+vbo_exec_Begin(GLenum mode)
{
- GET_CURRENT_CONTEXT( ctx );
+ GET_CURRENT_CONTEXT( ctx );
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
int i;
/**
* Called via glEnd.
*/
-static void GLAPIENTRY vbo_exec_End( void )
+static void GLAPIENTRY
+vbo_exec_End(void)
{
- GET_CURRENT_CONTEXT( ctx );
+ GET_CURRENT_CONTEXT( ctx );
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
if (!_mesa_inside_begin_end(ctx)) {
if (exec->vtx.prim_count > 0) {
/* close off current primitive */
- int idx = exec->vtx.vert_count;
- int i = exec->vtx.prim_count - 1;
+ struct _mesa_prim *last_prim = &exec->vtx.prim[exec->vtx.prim_count - 1];
+
+ last_prim->end = 1;
+ last_prim->count = exec->vtx.vert_count - last_prim->start;
+
+ /* Special handling for GL_LINE_LOOP */
+ if (last_prim->mode == GL_LINE_LOOP && last_prim->begin == 0) {
+ /* We're finishing drawing a line loop. Append 0th vertex onto
+ * end of vertex buffer so we can draw it as a line strip.
+ */
+ const fi_type *src = exec->vtx.buffer_map +
+ last_prim->start * exec->vtx.vertex_size;
+ fi_type *dst = exec->vtx.buffer_map +
+ exec->vtx.vert_count * exec->vtx.vertex_size;
- exec->vtx.prim[i].end = 1;
- exec->vtx.prim[i].count = idx - exec->vtx.prim[i].start;
+ /* copy 0th vertex to end of buffer */
+ memcpy(dst, src, exec->vtx.vertex_size * sizeof(fi_type));
+
+ last_prim->start++; /* skip vertex0 */
+ /* note that last_prim->count stays unchanged */
+ last_prim->mode = GL_LINE_STRIP;
+
+ /* Increment the vertex count so the next primitive doesn't
+ * overwrite the last vertex which we just added.
+ */
+ exec->vtx.vert_count++;
+ exec->vtx.buffer_ptr += exec->vtx.vertex_size;
+ }
try_vbo_merge(exec);
}
vbo_exec_PrimitiveRestartNV(void)
{
GLenum curPrim;
- GET_CURRENT_CONTEXT( ctx );
+ GET_CURRENT_CONTEXT(ctx);
curPrim = ctx->Driver.CurrentExecPrimitive;
}
-
-static void vbo_exec_vtxfmt_init( struct vbo_exec_context *exec )
+static void
+vbo_exec_vtxfmt_init(struct vbo_exec_context *exec)
{
struct gl_context *ctx = exec->ctx;
GLvertexformat *vfmt = &exec->vtxfmt;
vfmt->Vertex3fv = vbo_Vertex3fv;
vfmt->Vertex4f = vbo_Vertex4f;
vfmt->Vertex4fv = vbo_Vertex4fv;
-
+
if (ctx->API == API_OPENGLES2) {
vfmt->VertexAttrib1fARB = _es_VertexAttrib1f;
vfmt->VertexAttrib1fvARB = _es_VertexAttrib1fv;
vfmt->MultiTexCoordP3uiv = vbo_MultiTexCoordP3uiv;
vfmt->MultiTexCoordP4ui = vbo_MultiTexCoordP4ui;
vfmt->MultiTexCoordP4uiv = vbo_MultiTexCoordP4uiv;
-
+
vfmt->NormalP3ui = vbo_NormalP3ui;
vfmt->NormalP3uiv = vbo_NormalP3uiv;
* This replaces the malloced buffer which was created in
* vb_exec_vtx_init() below.
*/
-void vbo_use_buffer_objects(struct gl_context *ctx)
+void
+vbo_use_buffer_objects(struct gl_context *ctx)
{
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
/* Any buffer name but 0 can be used here since this bufferobj won't
}
-void vbo_exec_vtx_init( struct vbo_exec_context *exec )
+void
+vbo_exec_vtx_init(struct vbo_exec_context *exec)
{
struct gl_context *ctx = exec->ctx;
struct vbo_context *vbo = vbo_context(ctx);
vbo_exec_vtxfmt_init( exec );
_mesa_noop_vtxfmt_init(&exec->vtxfmt_noop);
+ exec->vtx.enabled = 0;
for (i = 0 ; i < VBO_ATTRIB_MAX ; i++) {
assert(i < ARRAY_SIZE(exec->vtx.attrsz));
exec->vtx.attrsz[i] = 0;
assert(i < ARRAY_SIZE(exec->vtx.arrays));
exec->vtx.inputs[i] = &exec->vtx.arrays[i];
}
-
+
{
struct gl_client_array *arrays = exec->vtx.arrays;
unsigned i;
}
-void vbo_exec_vtx_destroy( struct vbo_exec_context *exec )
+void
+vbo_exec_vtx_destroy(struct vbo_exec_context *exec)
{
/* using a real VBO for vertex data */
struct gl_context *ctx = exec->ctx;
}
-/**
- * Called upon first glVertex, glColor, glTexCoord, etc.
- */
-void vbo_exec_BeginVertices( struct gl_context *ctx )
-{
- struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
-
- vbo_exec_vtx_map( exec );
-
- assert((ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) == 0);
- assert(exec->begin_vertices_flags);
-
- ctx->Driver.NeedFlush |= exec->begin_vertices_flags;
-}
-
-
/**
* If inside glBegin()/glEnd(), it should assert(0). Otherwise, if
* FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
*
* \param flags bitmask of FLUSH_STORED_VERTICES, FLUSH_UPDATE_CURRENT
*/
-void vbo_exec_FlushVertices( struct gl_context *ctx, GLuint flags )
+void
+vbo_exec_FlushVertices(struct gl_context *ctx, GLuint flags)
{
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
/* Flush (draw), and make sure VBO is left unmapped when done */
vbo_exec_FlushVertices_internal(exec, GL_TRUE);
- /* Need to do this to ensure vbo_exec_BeginVertices gets called again:
+ /* Need to do this to ensure vbo_exec_begin_vertices gets called again:
*/
ctx->Driver.NeedFlush &= ~(FLUSH_UPDATE_CURRENT | flags);
}
-static void reset_attrfv( struct vbo_exec_context *exec )
-{
- GLuint i;
+/**
+ * Reset the vertex attribute by setting its size to zero.
+ */
+static void
+vbo_reset_attr(struct vbo_exec_context *exec, GLuint attr)
+{
+ exec->vtx.attrsz[attr] = 0;
+ exec->vtx.attrtype[attr] = GL_FLOAT;
+ exec->vtx.active_sz[attr] = 0;
+}
- for (i = 0 ; i < VBO_ATTRIB_MAX ; i++) {
- exec->vtx.attrsz[i] = 0;
- exec->vtx.attrtype[i] = GL_FLOAT;
- exec->vtx.active_sz[i] = 0;
+
+static void
+vbo_reset_all_attr(struct vbo_exec_context *exec)
+{
+ while (exec->vtx.enabled) {
+ const int i = u_bit_scan64(&exec->vtx.enabled);
+ vbo_reset_attr(exec, i);
}
exec->vtx.vertex_size = 0;
}
-
+
void GLAPIENTRY
_es_Color4f(GLfloat r, GLfloat g, GLfloat b, GLfloat a)