* Keith Whitwell <keithw@vmware.com>
*/
-#include "main/mtypes.h"
+#include "main/errors.h"
#include "main/bufferobj.h"
#include "math/m_eval.h"
#include "main/vtxfmt.h"
#include "main/api_arrayelt.h"
#include "main/arrayobj.h"
#include "main/varray.h"
+#include "util/u_memory.h"
#include "vbo.h"
#include "vbo_private.h"
{
memset(attrib, 0, sizeof(*attrib));
- attrib->Size = size;
- attrib->Type = GL_FLOAT;
- attrib->Format = GL_RGBA;
+ vbo_set_vertex_format(&attrib->Format, size, GL_FLOAT);
attrib->Stride = 0;
- attrib->_ElementSize = size * sizeof(GLfloat);
attrib->Ptr = pointer;
}
}
-/**
- * Fallback for when a driver does not call vbo_set_indirect_draw_func().
- */
-static void
-vbo_draw_indirect_prims(struct gl_context *ctx,
- GLuint mode,
- struct gl_buffer_object *indirect_buffer,
- GLsizeiptr indirect_offset,
- unsigned draw_count,
- unsigned stride,
- struct gl_buffer_object *indirect_draw_count_buffer,
- GLsizeiptr indirect_draw_count_offset,
- const struct _mesa_index_buffer *ib)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct _mesa_prim *prim;
- GLsizei i;
-
- prim = calloc(draw_count, sizeof(*prim));
- if (prim == NULL) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY, "gl%sDraw%sIndirect%s",
- (draw_count > 1) ? "Multi" : "",
- ib ? "Elements" : "Arrays",
- indirect_buffer ? "CountARB" : "");
- return;
- }
-
- prim[0].begin = 1;
- prim[draw_count - 1].end = 1;
- for (i = 0; i < draw_count; ++i, indirect_offset += stride) {
- prim[i].mode = mode;
- prim[i].indexed = !!ib;
- prim[i].indirect_offset = indirect_offset;
- prim[i].is_indirect = 1;
- prim[i].draw_id = i;
- }
-
- /* This should always be true at this time */
- assert(indirect_buffer == ctx->DrawIndirectBuffer);
-
- vbo->draw_prims(ctx, prim, draw_count,
- ib, false, 0, ~0,
- NULL, 0,
- indirect_buffer);
-
- free(prim);
-}
-
-
void
_vbo_install_exec_vtxfmt(struct gl_context *ctx)
{
void
-vbo_exec_invalidate_state(struct gl_context *ctx)
+vbo_exec_update_eval_maps(struct gl_context *ctx)
{
struct vbo_context *vbo = vbo_context(ctx);
- struct vbo_exec_context *exec = &vbo->exec;
- if (ctx->NewState & (_NEW_PROGRAM | _NEW_ARRAY)) {
- _ae_invalidate_state(ctx);
- }
- if (ctx->NewState & _NEW_EVAL)
- exec->eval.recalculate_maps = GL_TRUE;
+ vbo->exec.eval.recalculate_maps = GL_TRUE;
}
GLboolean
-_vbo_CreateContext(struct gl_context *ctx)
+_vbo_CreateContext(struct gl_context *ctx, bool use_buffer_objects)
{
- struct vbo_context *vbo = CALLOC_STRUCT(vbo_context);
-
- ctx->vbo_context = vbo;
+ struct vbo_context *vbo = &ctx->vbo_context;
- /* Initialize the arrayelt helper
- */
- if (!ctx->aelt_context &&
- !_ae_create_context(ctx)) {
- return GL_FALSE;
- }
+ memset(vbo, 0, sizeof(*vbo));
vbo->binding.Offset = 0;
vbo->binding.Stride = 0;
vbo->binding.InstanceDivisor = 0;
- _mesa_reference_buffer_object(ctx, &vbo->binding.BufferObj,
- ctx->Shared->NullBufferObj);
+
init_legacy_currval(ctx);
init_generic_currval(ctx);
init_mat_currval(ctx);
- _vbo_init_inputs(&vbo->draw_arrays);
- vbo_set_indirect_draw_func(ctx, vbo_draw_indirect_prims);
/* make sure all VBO_ATTRIB_ values can fit in an unsigned byte */
STATIC_ASSERT(VBO_ATTRIB_MAX <= 255);
* will pretty much be permanently installed, which means that the
* vtxfmt mechanism can be removed now.
*/
- vbo_exec_init(ctx);
+ vbo_exec_init(ctx, use_buffer_objects);
if (ctx->API == API_OPENGL_COMPAT)
vbo_save_init(ctx);
vbo->VAO = _mesa_new_vao(ctx, ~((GLuint)0));
/* The exec VAO assumes to have all arributes bound to binding 0 */
for (unsigned i = 0; i < VERT_ATTRIB_MAX; ++i)
- _mesa_vertex_attrib_binding(ctx, vbo->VAO, i, 0, false);
+ _mesa_vertex_attrib_binding(ctx, vbo->VAO, i, 0);
_math_init_eval();
{
struct vbo_context *vbo = vbo_context(ctx);
- if (ctx->aelt_context) {
- _ae_destroy_context(ctx);
- ctx->aelt_context = NULL;
- }
-
if (vbo) {
-
_mesa_reference_buffer_object(ctx, &vbo->binding.BufferObj, NULL);
vbo_exec_destroy(ctx);
if (ctx->API == API_OPENGL_COMPAT)
vbo_save_destroy(ctx);
_mesa_reference_vao(ctx, &vbo->VAO, NULL);
- free(vbo);
- ctx->vbo_context = NULL;
- }
-}
-
-
-void
-vbo_set_draw_func(struct gl_context *ctx, vbo_draw_func func)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- vbo->draw_prims = func;
-}
-
-
-void
-vbo_set_indirect_draw_func(struct gl_context *ctx,
- vbo_indirect_draw_func func)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- vbo->draw_indirect_prims = func;
-}
-
-
-/**
- * Examine the enabled vertex arrays to set the exec->array.inputs[] values.
- * These will point to the arrays to actually use for drawing. Some will
- * be user-provided arrays, other will be zero-stride const-valued arrays.
- */
-static void
-vbo_bind_arrays(struct gl_context *ctx)
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct vbo_exec_context *exec = &vbo->exec;
-
- _mesa_set_drawing_arrays(ctx, vbo->draw_arrays.inputs);
-
- if (exec->array.recalculate_inputs) {
- /* Finally update the inputs array */
- _vbo_update_inputs(ctx, &vbo->draw_arrays);
- exec->array.recalculate_inputs = GL_FALSE;
}
-
- assert(ctx->NewState == 0);
- assert(ctx->Array._DrawVAO->NewArrays == 0);
}
-void
-_vbo_draw(struct gl_context *ctx, 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,
- unsigned tfb_stream, struct gl_buffer_object *indirect)
+const struct gl_array_attributes *
+_vbo_current_attrib(const struct gl_context *ctx, gl_vert_attrib attr)
{
- struct vbo_context *vbo = vbo_context(ctx);
- vbo_bind_arrays(ctx);
- vbo->draw_prims(ctx, prims, nr_prims, ib, index_bounds_valid,
- min_index, max_index, tfb_vertcount, tfb_stream, indirect);
+ const struct vbo_context *vbo = vbo_context_const(ctx);
+ const gl_vertex_processing_mode vmp = ctx->VertexProgram._VPMode;
+ return &vbo->current[_vbo_attribute_alias_map[vmp][attr]];
}
-void
-_vbo_draw_indirect(struct gl_context *ctx, GLuint mode,
- struct gl_buffer_object *indirect_data,
- GLsizeiptr indirect_offset, unsigned draw_count,
- unsigned stride,
- struct gl_buffer_object *indirect_draw_count_buffer,
- GLsizeiptr indirect_draw_count_offset,
- const struct _mesa_index_buffer *ib)
+const struct gl_vertex_buffer_binding *
+_vbo_current_binding(const struct gl_context *ctx)
{
- struct vbo_context *vbo = vbo_context(ctx);
- vbo_bind_arrays(ctx);
- vbo->draw_indirect_prims(ctx, mode, indirect_data, indirect_offset,
- draw_count, stride, indirect_draw_count_buffer,
- indirect_draw_count_offset, ib);
+ const struct vbo_context *vbo = vbo_context_const(ctx);
+ return &vbo->binding;
}