* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
-#include "main/api_arrayelt.h"
#include "main/glheader.h"
-#include "main/mtypes.h"
+#include "main/arrayobj.h"
+#include "main/api_arrayelt.h"
#include "main/vtxfmt.h"
-#include "vbo_context.h"
-
+#include "vbo_private.h"
+
+const GLubyte
+_vbo_attribute_alias_map[VP_MODE_MAX][VERT_ATTRIB_MAX] = {
+ /* VP_MODE_FF: */
+ {
+ VBO_ATTRIB_POS, /* VERT_ATTRIB_POS */
+ VBO_ATTRIB_NORMAL, /* VERT_ATTRIB_NORMAL */
+ VBO_ATTRIB_COLOR0, /* VERT_ATTRIB_COLOR0 */
+ VBO_ATTRIB_COLOR1, /* VERT_ATTRIB_COLOR1 */
+ VBO_ATTRIB_FOG, /* VERT_ATTRIB_FOG */
+ VBO_ATTRIB_COLOR_INDEX, /* VERT_ATTRIB_COLOR_INDEX */
+ VBO_ATTRIB_EDGEFLAG, /* VERT_ATTRIB_EDGEFLAG */
+ VBO_ATTRIB_TEX0, /* VERT_ATTRIB_TEX0 */
+ VBO_ATTRIB_TEX1, /* VERT_ATTRIB_TEX1 */
+ VBO_ATTRIB_TEX2, /* VERT_ATTRIB_TEX2 */
+ VBO_ATTRIB_TEX3, /* VERT_ATTRIB_TEX3 */
+ VBO_ATTRIB_TEX4, /* VERT_ATTRIB_TEX4 */
+ VBO_ATTRIB_TEX5, /* VERT_ATTRIB_TEX5 */
+ VBO_ATTRIB_TEX6, /* VERT_ATTRIB_TEX6 */
+ VBO_ATTRIB_TEX7, /* VERT_ATTRIB_TEX7 */
+ VBO_ATTRIB_POINT_SIZE, /* VERT_ATTRIB_POINT_SIZE */
+ VBO_ATTRIB_GENERIC0, /* VERT_ATTRIB_GENERIC0 */
+ VBO_ATTRIB_GENERIC1, /* VERT_ATTRIB_GENERIC1 */
+ VBO_ATTRIB_GENERIC2, /* VERT_ATTRIB_GENERIC2 */
+ VBO_ATTRIB_GENERIC3, /* VERT_ATTRIB_GENERIC3 */
+ VBO_ATTRIB_MAT_FRONT_AMBIENT, /* VERT_ATTRIB_GENERIC4 */
+ VBO_ATTRIB_MAT_BACK_AMBIENT, /* VERT_ATTRIB_GENERIC5 */
+ VBO_ATTRIB_MAT_FRONT_DIFFUSE, /* VERT_ATTRIB_GENERIC6 */
+ VBO_ATTRIB_MAT_BACK_DIFFUSE, /* VERT_ATTRIB_GENERIC7 */
+ VBO_ATTRIB_MAT_FRONT_SPECULAR, /* VERT_ATTRIB_GENERIC8 */
+ VBO_ATTRIB_MAT_BACK_SPECULAR, /* VERT_ATTRIB_GENERIC9 */
+ VBO_ATTRIB_MAT_FRONT_EMISSION, /* VERT_ATTRIB_GENERIC10 */
+ VBO_ATTRIB_MAT_BACK_EMISSION, /* VERT_ATTRIB_GENERIC11 */
+ VBO_ATTRIB_MAT_FRONT_SHININESS, /* VERT_ATTRIB_GENERIC12 */
+ VBO_ATTRIB_MAT_BACK_SHININESS, /* VERT_ATTRIB_GENERIC13 */
+ VBO_ATTRIB_MAT_FRONT_INDEXES, /* VERT_ATTRIB_GENERIC14 */
+ VBO_ATTRIB_MAT_BACK_INDEXES /* VERT_ATTRIB_GENERIC15 */
+ },
+
+ /* VP_MODE_SHADER: */
+ {
+ VBO_ATTRIB_POS, /* VERT_ATTRIB_POS */
+ VBO_ATTRIB_NORMAL, /* VERT_ATTRIB_NORMAL */
+ VBO_ATTRIB_COLOR0, /* VERT_ATTRIB_COLOR0 */
+ VBO_ATTRIB_COLOR1, /* VERT_ATTRIB_COLOR1 */
+ VBO_ATTRIB_FOG, /* VERT_ATTRIB_FOG */
+ VBO_ATTRIB_COLOR_INDEX, /* VERT_ATTRIB_COLOR_INDEX */
+ VBO_ATTRIB_EDGEFLAG, /* VERT_ATTRIB_EDGEFLAG */
+ VBO_ATTRIB_TEX0, /* VERT_ATTRIB_TEX0 */
+ VBO_ATTRIB_TEX1, /* VERT_ATTRIB_TEX1 */
+ VBO_ATTRIB_TEX2, /* VERT_ATTRIB_TEX2 */
+ VBO_ATTRIB_TEX3, /* VERT_ATTRIB_TEX3 */
+ VBO_ATTRIB_TEX4, /* VERT_ATTRIB_TEX4 */
+ VBO_ATTRIB_TEX5, /* VERT_ATTRIB_TEX5 */
+ VBO_ATTRIB_TEX6, /* VERT_ATTRIB_TEX6 */
+ VBO_ATTRIB_TEX7, /* VERT_ATTRIB_TEX7 */
+ VBO_ATTRIB_POINT_SIZE, /* VERT_ATTRIB_POINT_SIZE */
+ VBO_ATTRIB_GENERIC0, /* VERT_ATTRIB_GENERIC0 */
+ VBO_ATTRIB_GENERIC1, /* VERT_ATTRIB_GENERIC1 */
+ VBO_ATTRIB_GENERIC2, /* VERT_ATTRIB_GENERIC2 */
+ VBO_ATTRIB_GENERIC3, /* VERT_ATTRIB_GENERIC3 */
+ VBO_ATTRIB_GENERIC4, /* VERT_ATTRIB_GENERIC4 */
+ VBO_ATTRIB_GENERIC5, /* VERT_ATTRIB_GENERIC5 */
+ VBO_ATTRIB_GENERIC6, /* VERT_ATTRIB_GENERIC6 */
+ VBO_ATTRIB_GENERIC7, /* VERT_ATTRIB_GENERIC7 */
+ VBO_ATTRIB_GENERIC8, /* VERT_ATTRIB_GENERIC8 */
+ VBO_ATTRIB_GENERIC9, /* VERT_ATTRIB_GENERIC9 */
+ VBO_ATTRIB_GENERIC10, /* VERT_ATTRIB_GENERIC10 */
+ VBO_ATTRIB_GENERIC11, /* VERT_ATTRIB_GENERIC11 */
+ VBO_ATTRIB_GENERIC12, /* VERT_ATTRIB_GENERIC12 */
+ VBO_ATTRIB_GENERIC13, /* VERT_ATTRIB_GENERIC13 */
+ VBO_ATTRIB_GENERIC14, /* VERT_ATTRIB_GENERIC14 */
+ VBO_ATTRIB_GENERIC15 /* VERT_ATTRIB_GENERIC15 */
+ }
+};
-void vbo_exec_init( struct gl_context *ctx )
+void
+vbo_exec_init(struct gl_context *ctx)
{
struct vbo_exec_context *exec = &vbo_context(ctx)->exec;
exec->ctx = ctx;
- /* Initialize the arrayelt helper
- */
- if (!ctx->aelt_context &&
- !_ae_create_context( ctx ))
- return;
+ /* aelt_context should have been created by the caller */
+ assert(ctx->aelt_context);
- vbo_exec_vtx_init( exec );
+ vbo_exec_vtx_init(exec);
ctx->Driver.NeedFlush = 0;
ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END;
- ctx->Driver.BeginVertices = vbo_exec_BeginVertices;
- ctx->Driver.FlushVertices = vbo_exec_FlushVertices;
- vbo_exec_invalidate_state( ctx, ~0 );
+ /* The aelt_context state should still be dirty from its creation */
+ assert(_ae_is_state_dirty(ctx));
+
+ exec->eval.recalculate_maps = GL_TRUE;
}
}
-/**
- * Really want to install these callbacks to a central facility to be
- * invoked according to the state flags. That will have to wait for a
- * mesa rework:
- */
-void vbo_exec_invalidate_state( struct gl_context *ctx, GLuint new_state )
-{
- struct vbo_context *vbo = vbo_context(ctx);
- struct vbo_exec_context *exec = &vbo->exec;
-
- if (!exec->validating && new_state & (_NEW_PROGRAM|_NEW_ARRAY)) {
- exec->array.recalculate_inputs = GL_TRUE;
-
- /* If we ended up here because a VAO was deleted, the _DrawArrays
- * pointer which pointed to the VAO might be invalid now, so set it
- * to NULL. This prevents crashes in driver functions like Clear
- * where driver state validation might occur, but the vbo module is
- * still in an invalid state.
- *
- * Drivers should skip vertex array state validation if _DrawArrays
- * is NULL. It also has no effect on performance, because attrib
- * bindings will be recalculated anyway.
- */
- if (vbo->last_draw_method == DRAW_ARRAYS) {
- ctx->Array._DrawArrays = NULL;
- vbo->last_draw_method = DRAW_NONE;
- }
- }
-
- if (new_state & _NEW_EVAL)
- exec->eval.recalculate_maps = GL_TRUE;
-
- _ae_invalidate_state(ctx, new_state);
-}
-
-
-/**
- * Figure out the number of transform feedback primitives that will be output
- * considering the drawing mode, number of vertices, and instance count,
- * assuming that no geometry shading is done and primitive restart is not
- * used.
- *
- * This is used by driver back-ends in implementing the PRIMITIVES_GENERATED
- * and TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN queries. It is also used to
- * pre-validate draw calls in GLES3 (where draw calls only succeed if there is
- * enough room in the transform feedback buffer for the result).
- */
-size_t
-vbo_count_tessellated_primitives(GLenum mode, GLuint count,
- GLuint num_instances)
-{
- size_t num_primitives;
- switch (mode) {
- case GL_POINTS:
- num_primitives = count;
- break;
- case GL_LINE_STRIP:
- num_primitives = count >= 2 ? count - 1 : 0;
- break;
- case GL_LINE_LOOP:
- num_primitives = count >= 2 ? count : 0;
- break;
- case GL_LINES:
- num_primitives = count / 2;
- break;
- case GL_TRIANGLE_STRIP:
- case GL_TRIANGLE_FAN:
- case GL_POLYGON:
- num_primitives = count >= 3 ? count - 2 : 0;
- break;
- case GL_TRIANGLES:
- num_primitives = count / 3;
- break;
- case GL_QUAD_STRIP:
- num_primitives = count >= 4 ? ((count / 2) - 1) * 2 : 0;
- break;
- case GL_QUADS:
- num_primitives = (count / 4) * 2;
- break;
- case GL_LINES_ADJACENCY:
- num_primitives = count / 4;
- break;
- case GL_LINE_STRIP_ADJACENCY:
- num_primitives = count >= 4 ? count - 3 : 0;
- break;
- case GL_TRIANGLES_ADJACENCY:
- num_primitives = count / 6;
- break;
- case GL_TRIANGLE_STRIP_ADJACENCY:
- num_primitives = count >= 6 ? (count - 4) / 2 : 0;
- break;
- default:
- assert(!"Unexpected primitive type in count_tessellated_primitives");
- num_primitives = 0;
- break;
- }
- return num_primitives * num_instances;
-}
-
-
-
/**
* In some degenarate cases we can improve our ability to merge
* consecutive primitives. For example: