#include "api_arrayelt.h"
#include "bufferobj.h"
#include "context.h"
-#include "imports.h"
+
#include "macros.h"
#include "mtypes.h"
#include "main/dispatch.h"
#include "varray.h"
-typedef void (GLAPIENTRY *array_func)( const void * );
-
-typedef struct {
- const struct gl_array_attributes *array;
- const struct gl_vertex_buffer_binding *binding;
- int offset;
-} AEarray;
-
typedef void (GLAPIENTRY *attrib_func)( GLuint indx, const void *data );
-typedef struct {
- const struct gl_array_attributes *array;
- const struct gl_vertex_buffer_binding *binding;
- attrib_func func;
- GLuint index;
-} AEattrib;
-
-typedef struct {
- AEarray arrays[32];
- AEattrib attribs[VERT_ATTRIB_MAX + 1];
-
- bool dirty_state;
-} AEcontext;
-
-
-/** Cast wrapper */
-static inline AEcontext *
-AE_CONTEXT(struct gl_context *ctx)
-{
- return (AEcontext *) ctx->aelt_context;
-}
-
-
/*
* Convert GL_BYTE, GL_UNSIGNED_BYTE, .. GL_DOUBLE into an integer
* in the range [0, 7]. Luckily these type tokens are sequentially
}
-bool
-_ae_is_state_dirty(struct gl_context *ctx)
+/*
+ * Convert normalized/integer/double to the range [0, 3].
+ */
+static inline int
+vertex_format_to_index(const struct gl_vertex_format *vformat)
{
- return AE_CONTEXT(ctx)->dirty_state;
+ if (vformat->Doubles)
+ return 3;
+ else if (vformat->Integer)
+ return 2;
+ else if (vformat->Normalized)
+ return 1;
+ else
+ return 0;
}
#define NUM_TYPES 8
-static const int ColorFuncs[2][NUM_TYPES] = {
- {
- _gloffset_Color3bv,
- _gloffset_Color3ubv,
- _gloffset_Color3sv,
- _gloffset_Color3usv,
- _gloffset_Color3iv,
- _gloffset_Color3uiv,
- _gloffset_Color3fv,
- _gloffset_Color3dv,
- },
- {
- _gloffset_Color4bv,
- _gloffset_Color4ubv,
- _gloffset_Color4sv,
- _gloffset_Color4usv,
- _gloffset_Color4iv,
- _gloffset_Color4uiv,
- _gloffset_Color4fv,
- _gloffset_Color4dv,
- },
-};
-
-static const int VertexFuncs[3][NUM_TYPES] = {
- {
- -1,
- -1,
- _gloffset_Vertex2sv,
- -1,
- _gloffset_Vertex2iv,
- -1,
- _gloffset_Vertex2fv,
- _gloffset_Vertex2dv,
- },
- {
- -1,
- -1,
- _gloffset_Vertex3sv,
- -1,
- _gloffset_Vertex3iv,
- -1,
- _gloffset_Vertex3fv,
- _gloffset_Vertex3dv,
- },
- {
- -1,
- -1,
- _gloffset_Vertex4sv,
- -1,
- _gloffset_Vertex4iv,
- -1,
- _gloffset_Vertex4fv,
- _gloffset_Vertex4dv,
- },
-};
-
-static const int IndexFuncs[NUM_TYPES] = {
- -1,
- _gloffset_Indexubv,
- _gloffset_Indexsv,
- -1,
- _gloffset_Indexiv,
- -1,
- _gloffset_Indexfv,
- _gloffset_Indexdv,
-};
-
-static const int NormalFuncs[NUM_TYPES] = {
- _gloffset_Normal3bv,
- -1,
- _gloffset_Normal3sv,
- -1,
- _gloffset_Normal3iv,
- -1,
- _gloffset_Normal3fv,
- _gloffset_Normal3dv,
-};
-
-/* Note: _gloffset_* for these may not be a compile-time constant. */
-static int SecondaryColorFuncs[NUM_TYPES];
-static int FogCoordFuncs[NUM_TYPES];
-
-
/**
** GL_NV_vertex_program
**/
/*
* Array [size][type] of VertexAttrib functions
*/
-static attrib_func AttribFuncsNV[2][4][NUM_TYPES] = {
+static const attrib_func AttribFuncsNV[2][4][NUM_TYPES] = {
{
/* non-normalized */
{
};
-GLboolean
-_ae_create_context(struct gl_context *ctx)
+/*
+ * Return VertexAttrib*NV function pointer matching the provided vertex format.
+ */
+static inline attrib_func
+func_nv(const struct gl_vertex_format *vformat)
{
- if (ctx->aelt_context)
- return GL_TRUE;
-
- /* These _gloffset_* values may not be compile-time constants */
- SecondaryColorFuncs[0] = _gloffset_SecondaryColor3bv;
- SecondaryColorFuncs[1] = _gloffset_SecondaryColor3ubv;
- SecondaryColorFuncs[2] = _gloffset_SecondaryColor3sv;
- SecondaryColorFuncs[3] = _gloffset_SecondaryColor3usv;
- SecondaryColorFuncs[4] = _gloffset_SecondaryColor3iv;
- SecondaryColorFuncs[5] = _gloffset_SecondaryColor3uiv;
- SecondaryColorFuncs[6] = _gloffset_SecondaryColor3fvEXT;
- SecondaryColorFuncs[7] = _gloffset_SecondaryColor3dv;
-
- FogCoordFuncs[0] = -1;
- FogCoordFuncs[1] = -1;
- FogCoordFuncs[2] = -1;
- FogCoordFuncs[3] = -1;
- FogCoordFuncs[4] = -1;
- FogCoordFuncs[5] = -1;
- FogCoordFuncs[6] = _gloffset_FogCoordfvEXT;
- FogCoordFuncs[7] = _gloffset_FogCoorddv;
-
- ctx->aelt_context = calloc(1, sizeof(AEcontext));
- if (!ctx->aelt_context)
- return GL_FALSE;
-
- AE_CONTEXT(ctx)->dirty_state = true;
- return GL_TRUE;
+ return AttribFuncsNV[vformat->Normalized][vformat->Size-1]
+ [TYPE_IDX(vformat->Type)];
}
-void
-_ae_destroy_context(struct gl_context *ctx)
+/*
+ * Return VertexAttrib*ARB function pointer matching the provided vertex format.
+ */
+static inline attrib_func
+func_arb(const struct gl_vertex_format *vformat)
{
- if (AE_CONTEXT(ctx)) {
- free(ctx->aelt_context);
- ctx->aelt_context = NULL;
- }
+ return AttribFuncsARB[vertex_format_to_index(vformat)][vformat->Size-1]
+ [TYPE_IDX(vformat->Type)];
}
-/**
- * Make a list of per-vertex functions to call for each glArrayElement call.
- * These functions access the array data (i.e. glVertex, glColor, glNormal,
- * etc).
- * Note: this may be called during display list construction.
+/*
+ * Return the address of the array attribute array at elt in the
+ * vertex array object vao.
*/
-static void
-_ae_update_state(struct gl_context *ctx)
-{
- AEcontext *actx = AE_CONTEXT(ctx);
- AEarray *aa = actx->arrays; /* non-indexed arrays (ex: glNormal) */
- AEattrib *at = actx->attribs; /* indexed arrays (ex: glMultiTexCoord) */
- GLuint i;
- struct gl_vertex_array_object *vao = ctx->Array.VAO;
-
- /* conventional vertex arrays */
- if (vao->Enabled & VERT_BIT_COLOR_INDEX) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = IndexFuncs[TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
-
- if (vao->Enabled & VERT_BIT_EDGEFLAG) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = _gloffset_EdgeFlagv;
- aa++;
- }
-
- if (vao->Enabled & VERT_BIT_NORMAL) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_NORMAL];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = NormalFuncs[TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
-
- if (vao->Enabled & VERT_BIT_COLOR0) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR0];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = ColorFuncs[aa->array->Format.Size-3][TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
-
- if (vao->Enabled & VERT_BIT_COLOR1) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_COLOR1];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = SecondaryColorFuncs[TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
-
- if (vao->Enabled & VERT_BIT_FOG) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_FOG];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = FogCoordFuncs[TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
-
- for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
- if (vao->Enabled & VERT_BIT_TEX(i)) {
- struct gl_array_attributes *attribArray =
- &vao->VertexAttrib[VERT_ATTRIB_TEX(i)];
- /* NOTE: we use generic glVertexAttribNV functions here.
- * If we ever remove GL_NV_vertex_program this will have to change.
- */
- at->array = attribArray;
- at->binding = &vao->BufferBinding[attribArray->BufferBindingIndex];
- assert(!at->array->Format.Normalized);
- at->func = AttribFuncsNV[at->array->Format.Normalized]
- [at->array->Format.Size-1]
- [TYPE_IDX(at->array->Format.Type)];
- at->index = VERT_ATTRIB_TEX0 + i;
- at++;
- }
- }
-
- /* generic vertex attribute arrays */
- for (i = 1; i < VERT_ATTRIB_GENERIC_MAX; i++) { /* skip zero! */
- if (vao->Enabled & VERT_BIT_GENERIC(i)) {
- struct gl_array_attributes *attribArray =
- &vao->VertexAttrib[VERT_ATTRIB_GENERIC(i)];
- GLint intOrNorm;
- at->array = attribArray;
- at->binding = &vao->BufferBinding[attribArray->BufferBindingIndex];
- /* Note: we can't grab the _glapi_Dispatch->VertexAttrib1fvNV
- * function pointer here (for float arrays) since the pointer may
- * change from one execution of _ae_ArrayElement() to
- * the next. Doing so caused UT to break.
- */
- if (at->array->Format.Doubles)
- intOrNorm = 3;
- else if (at->array->Format.Integer)
- intOrNorm = 2;
- else if (at->array->Format.Normalized)
- intOrNorm = 1;
- else
- intOrNorm = 0;
-
- at->func = AttribFuncsARB[intOrNorm]
- [at->array->Format.Size-1]
- [TYPE_IDX(at->array->Format.Type)];
-
- at->index = i;
- at++;
- }
- }
+static inline const void *
+attrib_src(const struct gl_vertex_array_object *vao,
+ const struct gl_array_attributes *array, GLint elt)
+{
+ const struct gl_vertex_buffer_binding *binding =
+ &vao->BufferBinding[array->BufferBindingIndex];
+ const GLubyte *src = _mesa_vertex_attrib_address(array, binding);
- /* finally, vertex position */
- if (vao->Enabled & VERT_BIT_GENERIC0) {
- /* Use glVertex(v) instead of glVertexAttrib(0, v) to be sure it's
- * issued as the last (provoking) attribute).
- */
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_GENERIC0];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- assert(aa->array->Format.Size >= 2); /* XXX fix someday? */
- aa->offset = VertexFuncs[aa->array->Format.Size-2][TYPE_IDX(aa->array->Format.Type)];
- aa++;
- }
- else if (vao->Enabled & VERT_BIT_POS) {
- aa->array = &vao->VertexAttrib[VERT_ATTRIB_POS];
- aa->binding = &vao->BufferBinding[aa->array->BufferBindingIndex];
- aa->offset = VertexFuncs[aa->array->Format.Size-2][TYPE_IDX(aa->array->Format.Type)];
- aa++;
+ if (binding->BufferObj) {
+ src = ADD_POINTERS(binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
+ src);
}
- assert(at - actx->attribs <= VERT_ATTRIB_MAX);
- assert(aa - actx->arrays < 32);
- at->func = NULL; /* terminate the list */
- aa->offset = -1; /* terminate the list */
-
- actx->dirty_state = false;
+ return src + elt * binding->Stride;
}
void
-_mesa_array_element(struct gl_context *ctx,
- struct _glapi_table *disp, GLint elt)
+_mesa_array_element(struct gl_context *ctx, GLint elt)
{
- const AEcontext *actx = AE_CONTEXT(ctx);
+ const struct gl_vertex_array_object *vao = ctx->Array.VAO;
+ GLbitfield mask;
- if (actx->dirty_state)
- _ae_update_state(ctx);
+ /* emit conventional arrays elements */
+ mask = (VERT_BIT_FF_ALL & ~VERT_BIT_POS) & vao->Enabled;
+ while (mask) {
+ const gl_vert_attrib attrib = u_bit_scan(&mask);
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_nv(&array->Format)(attrib, src);
+ }
/* emit generic attribute elements */
- for (const AEattrib *at = actx->attribs; at->func; at++) {
- const GLubyte *src
- = ADD_POINTERS(at->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
- _mesa_vertex_attrib_address(at->array, at->binding))
- + elt * at->binding->Stride;
- at->func(at->index, src);
+ mask = (VERT_BIT_GENERIC_ALL & ~VERT_BIT_GENERIC0) & vao->Enabled;
+ while (mask) {
+ const gl_vert_attrib attrib = u_bit_scan(&mask);
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_arb(&array->Format)(attrib - VERT_ATTRIB_GENERIC0, src);
}
- /* emit conventional arrays elements */
- for (const AEarray *aa = actx->arrays; aa->offset != -1 ; aa++) {
- const GLubyte *src
- = ADD_POINTERS(aa->binding->BufferObj->Mappings[MAP_INTERNAL].Pointer,
- _mesa_vertex_attrib_address(aa->array, aa->binding))
- + elt * aa->binding->Stride;
- CALL_by_offset(disp, (array_func), aa->offset, ((const void *) src));
- }
+ /* finally, vertex position */
+ if (vao->Enabled & VERT_BIT_GENERIC0) {
+ const gl_vert_attrib attrib = VERT_ATTRIB_GENERIC0;
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_arb(&array->Format)(0, src);
+ } else if (vao->Enabled & VERT_BIT_POS) {
+ const gl_vert_attrib attrib = VERT_ATTRIB_POS;
+ const struct gl_array_attributes *array = &vao->VertexAttrib[attrib];
+ const void *src = attrib_src(vao, array, elt);
+ func_nv(&array->Format)(0, src);
+ }
}
_ae_ArrayElement(GLint elt)
{
GET_CURRENT_CONTEXT(ctx);
- const struct _glapi_table * const disp = GET_DISPATCH();
struct gl_vertex_array_object *vao;
/* If PrimitiveRestart is enabled and the index is the RestartIndex
* then we call PrimitiveRestartNV and return.
*/
if (ctx->Array.PrimitiveRestart && (elt == ctx->Array.RestartIndex)) {
- CALL_PrimitiveRestartNV((struct _glapi_table *)disp, ());
+ CALL_PrimitiveRestartNV(GET_DISPATCH(), ());
return;
}
vao = ctx->Array.VAO;
_mesa_vao_map_arrays(ctx, vao, GL_MAP_READ_BIT);
- _mesa_array_element(ctx, (struct _glapi_table *)disp, elt);
+ _mesa_array_element(ctx, elt);
_mesa_vao_unmap_arrays(ctx, vao);
}
-void
-_ae_invalidate_state(struct gl_context *ctx)
-{
- AEcontext *actx = AE_CONTEXT(ctx);
-
- /* Only interested in this subset of mesa state. Need to prune
- * this down as both tnl/ and the drivers can raise statechanges
- * for arcane reasons in the middle of seemingly atomic operations
- * like DrawElements, over which we'd like to keep a known set of
- * arrays and vbo's mapped.
- *
- * Luckily, neither the drivers nor tnl muck with the state that
- * concerns us here:
- */
- assert(ctx->NewState & _NEW_ARRAY);
-
- actx->dirty_state = true;
-}
-
-
void
_mesa_install_arrayelt_vtxfmt(struct _glapi_table *disp,
const GLvertexformat *vfmt)