| 0,0 → 1,1079 |
|---|
| /************************************************************************** |
| |
| Copyright 2002-2008 Tungsten Graphics Inc., Cedar Park, Texas. |
| |
| All Rights Reserved. |
| |
| Permission is hereby granted, free of charge, to any person obtaining a |
| copy of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| on the rights to use, copy, modify, merge, publish, distribute, sub |
| license, and/or sell copies of the Software, and to permit persons to whom |
| the Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice (including the next |
| paragraph) shall be included in all copies or substantial portions of the |
| Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| USE OR OTHER DEALINGS IN THE SOFTWARE. |
| |
| **************************************************************************/ |
| |
| /* |
| * Authors: |
| * Keith Whitwell <keith@tungstengraphics.com> |
| */ |
| |
| #include "main/glheader.h" |
| #include "main/bufferobj.h" |
| #include "main/context.h" |
| #include "main/macros.h" |
| #include "main/vtxfmt.h" |
| #include "main/dlist.h" |
| #include "main/eval.h" |
| #include "main/state.h" |
| #include "main/light.h" |
| #include "main/api_arrayelt.h" |
| #include "main/api_noop.h" |
| #include "main/dispatch.h" |
| |
| #include "vbo_context.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 ); |
| |
| |
| /** |
| * Close off the last primitive, execute the buffer, restart the |
| * primitive. |
| */ |
| static void vbo_exec_wrap_buffers( struct vbo_exec_context *exec ) |
| { |
| if (exec->vtx.prim_count == 0) { |
| exec->vtx.copied.nr = 0; |
| exec->vtx.vert_count = 0; |
| exec->vtx.buffer_ptr = exec->vtx.buffer_map; |
| } |
| else { |
| GLuint last_begin = exec->vtx.prim[exec->vtx.prim_count-1].begin; |
| GLuint last_count; |
| |
| if (exec->ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { |
| 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_count = exec->vtx.prim[exec->vtx.prim_count-1].count; |
| |
| /* Execute the buffer and save copied vertices. |
| */ |
| if (exec->vtx.vert_count) |
| vbo_exec_vtx_flush( exec, GL_FALSE ); |
| else { |
| exec->vtx.prim_count = 0; |
| exec->vtx.copied.nr = 0; |
| } |
| |
| /* Emit a glBegin to start the new list. |
| */ |
| assert(exec->vtx.prim_count == 0); |
| |
| if (exec->ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { |
| exec->vtx.prim[0].mode = exec->ctx->Driver.CurrentExecPrimitive; |
| 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 ) |
| { |
| GLfloat *data = exec->vtx.copied.buffer; |
| GLuint i; |
| |
| /* Run pipeline on current vertices, copy wrapped vertices |
| * to exec->vtx.copied. |
| */ |
| vbo_exec_wrap_buffers( exec ); |
| |
| /* 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++; |
| } |
| |
| 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 ) |
| { |
| struct gl_context *ctx = exec->ctx; |
| struct vbo_context *vbo = vbo_context(ctx); |
| GLuint 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. |
| */ |
| GLfloat *current = (GLfloat *)vbo->currval[i].Ptr; |
| GLfloat tmp[4]; |
| |
| COPY_CLEAN_4V(tmp, |
| exec->vtx.attrsz[i], |
| exec->vtx.attrptr[i]); |
| |
| if (memcmp(current, tmp, sizeof(tmp)) != 0) |
| { |
| memcpy(current, tmp, sizeof(tmp)); |
| |
| /* 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. |
| */ |
| vbo->currval[i].Size = exec->vtx.attrsz[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; |
| } |
| } |
| } |
| |
| /* Colormaterial -- this kindof sucks. |
| */ |
| if (ctx->Light.ColorMaterialEnabled && |
| exec->vtx.attrsz[VBO_ATTRIB_COLOR0]) { |
| _mesa_update_color_material(ctx, |
| ctx->Current.Attrib[VBO_ATTRIB_COLOR0]); |
| } |
| } |
| |
| |
| static void vbo_exec_copy_from_current( struct vbo_exec_context *exec ) |
| { |
| struct gl_context *ctx = exec->ctx; |
| struct vbo_context *vbo = vbo_context(ctx); |
| GLint i; |
| |
| for (i = VBO_ATTRIB_POS+1 ; i < VBO_ATTRIB_MAX ; i++) { |
| const GLfloat *current = (GLfloat *)vbo->currval[i].Ptr; |
| switch (exec->vtx.attrsz[i]) { |
| case 4: exec->vtx.attrptr[i][3] = current[3]; |
| case 3: exec->vtx.attrptr[i][2] = current[2]; |
| case 2: exec->vtx.attrptr[i][1] = current[1]; |
| case 1: exec->vtx.attrptr[i][0] = current[0]; |
| break; |
| } |
| } |
| } |
| |
| |
| /** |
| * Flush existing data, set new attrib size, replay copied vertices. |
| */ |
| static void vbo_exec_wrap_upgrade_vertex( struct vbo_exec_context *exec, |
| GLuint attr, |
| GLuint newsz ) |
| { |
| struct gl_context *ctx = exec->ctx; |
| struct vbo_context *vbo = vbo_context(ctx); |
| GLint lastcount = exec->vtx.vert_count; |
| GLfloat *old_attrptr[VBO_ATTRIB_MAX]; |
| GLuint old_vtx_size = exec->vtx.vertex_size; |
| GLuint oldsz = exec->vtx.attrsz[attr]; |
| GLuint i; |
| |
| /* Run pipeline on current vertices, copy wrapped vertices |
| * to exec->vtx.copied. |
| */ |
| vbo_exec_wrap_buffers( exec ); |
| |
| if (unlikely(exec->vtx.copied.nr)) { |
| /* We're in the middle of a primitive, keep the old vertex |
| * format around to be able to translate the copied vertices to |
| * the new format. |
| */ |
| memcpy(old_attrptr, exec->vtx.attrptr, sizeof(old_attrptr)); |
| } |
| |
| if (unlikely(oldsz)) { |
| /* Do a COPY_TO_CURRENT to ensure back-copying works for the |
| * case when the attribute already exists in the vertex and is |
| * having its size increased. |
| */ |
| vbo_exec_copy_to_current( exec ); |
| } |
| |
| /* Heuristic: Attempt to isolate attributes received outside |
| * begin/end so that they don't bloat the vertices. |
| */ |
| if (ctx->Driver.CurrentExecPrimitive == PRIM_OUTSIDE_BEGIN_END && |
| !oldsz && lastcount > 8 && exec->vtx.vertex_size) { |
| vbo_exec_copy_to_current( exec ); |
| reset_attrfv( exec ); |
| } |
| |
| /* Fix up sizes: |
| */ |
| exec->vtx.attrsz[attr] = newsz; |
| exec->vtx.vertex_size += newsz - oldsz; |
| exec->vtx.max_vert = ((VBO_VERT_BUFFER_SIZE - exec->vtx.buffer_used) / |
| (exec->vtx.vertex_size * sizeof(GLfloat))); |
| exec->vtx.vert_count = 0; |
| exec->vtx.buffer_ptr = exec->vtx.buffer_map; |
| |
| if (unlikely(oldsz)) { |
| /* Size changed, recalculate all the attrptr[] values |
| */ |
| GLfloat *tmp = exec->vtx.vertex; |
| |
| for (i = 0 ; i < VBO_ATTRIB_MAX ; i++) { |
| if (exec->vtx.attrsz[i]) { |
| exec->vtx.attrptr[i] = tmp; |
| tmp += exec->vtx.attrsz[i]; |
| } |
| else |
| exec->vtx.attrptr[i] = NULL; /* will not be dereferenced */ |
| } |
| |
| /* Copy from current to repopulate the vertex with correct |
| * values. |
| */ |
| vbo_exec_copy_from_current( exec ); |
| |
| } else { |
| /* Just have to append the new attribute at the end */ |
| exec->vtx.attrptr[attr] = exec->vtx.vertex + |
| exec->vtx.vertex_size - newsz; |
| } |
| |
| /* Replay stored vertices to translate them |
| * to new format here. |
| * |
| * -- No need to replay - just copy piecewise |
| */ |
| if (unlikely(exec->vtx.copied.nr)) { |
| GLfloat *data = exec->vtx.copied.buffer; |
| GLfloat *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++) { |
| 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 (oldsz) { |
| GLfloat tmp[4]; |
| COPY_CLEAN_4V(tmp, oldsz, data + old_offset); |
| COPY_SZ_4V(dest + new_offset, newsz, tmp); |
| } else { |
| GLfloat *current = (GLfloat *)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; |
| dest += exec->vtx.vertex_size; |
| } |
| |
| exec->vtx.buffer_ptr = dest; |
| exec->vtx.vert_count += exec->vtx.copied.nr; |
| exec->vtx.copied.nr = 0; |
| } |
| } |
| |
| |
| static void vbo_exec_fixup_vertex( struct gl_context *ctx, |
| GLuint attr, GLuint sz ) |
| { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| int i; |
| |
| if (sz > exec->vtx.attrsz[attr]) { |
| /* New size is larger. Need to flush existing vertices and get |
| * an enlarged vertex format. |
| */ |
| vbo_exec_wrap_upgrade_vertex( exec, attr, sz ); |
| } |
| else if (sz < exec->vtx.active_sz[attr]) { |
| static const GLfloat id[4] = { 0, 0, 0, 1 }; |
| |
| /* New size is smaller - just need to fill in some |
| * zeros. Don't need to flush or wrap. |
| */ |
| for (i = sz ; i <= exec->vtx.attrsz[attr] ; i++) |
| exec->vtx.attrptr[attr][i-1] = id[i-1]; |
| } |
| |
| exec->vtx.active_sz[attr] = sz; |
| |
| /* Does setting NeedFlush belong here? Necessitates resetting |
| * vtxfmt on each flush (otherwise flags won't get reset |
| * afterwards). |
| */ |
| if (attr == 0) |
| exec->ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; |
| } |
| |
| |
| /* |
| */ |
| #define ATTR( A, N, V0, V1, V2, V3 ) \ |
| do { \ |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; \ |
| \ |
| if (unlikely(!(exec->ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT))) \ |
| ctx->Driver.BeginVertices( ctx ); \ |
| if (unlikely(exec->vtx.active_sz[A] != N)) \ |
| vbo_exec_fixup_vertex(ctx, A, N); \ |
| \ |
| { \ |
| GLfloat *dest = exec->vtx.attrptr[A]; \ |
| if (N>0) dest[0] = V0; \ |
| if (N>1) dest[1] = V1; \ |
| if (N>2) dest[2] = V2; \ |
| if (N>3) dest[3] = V3; \ |
| } \ |
| \ |
| if ((A) == 0) { \ |
| GLuint i; \ |
| \ |
| for (i = 0; i < exec->vtx.vertex_size; i++) \ |
| exec->vtx.buffer_ptr[i] = exec->vtx.vertex[i]; \ |
| \ |
| exec->vtx.buffer_ptr += exec->vtx.vertex_size; \ |
| exec->ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; \ |
| \ |
| if (++exec->vtx.vert_count >= exec->vtx.max_vert) \ |
| vbo_exec_vtx_wrap( exec ); \ |
| } \ |
| } while (0) |
| |
| |
| #define ERROR() _mesa_error( ctx, GL_INVALID_ENUM, __FUNCTION__ ) |
| #define TAG(x) vbo_##x |
| |
| #include "vbo_attrib_tmp.h" |
| |
| |
| #if FEATURE_beginend |
| |
| |
| #if FEATURE_evaluators |
| |
| 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) |
| vbo_exec_eval_update( exec ); |
| |
| for (i = 0; i <= VBO_ATTRIB_TEX7; i++) { |
| 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 ); |
| } |
| } |
| |
| |
| memcpy( exec->vtx.copied.buffer, exec->vtx.vertex, |
| exec->vtx.vertex_size * sizeof(GLfloat)); |
| |
| vbo_exec_do_EvalCoord1f( exec, u ); |
| |
| memcpy( exec->vtx.vertex, exec->vtx.copied.buffer, |
| exec->vtx.vertex_size * sizeof(GLfloat)); |
| } |
| |
| 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) |
| vbo_exec_eval_update( exec ); |
| |
| for (i = 0; i <= VBO_ATTRIB_TEX7; i++) { |
| 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 ); |
| } |
| |
| if (ctx->Eval.AutoNormal) |
| if (exec->vtx.active_sz[VBO_ATTRIB_NORMAL] != 3) |
| vbo_exec_fixup_vertex( ctx, VBO_ATTRIB_NORMAL, 3 ); |
| } |
| |
| 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, |
| exec->vtx.vertex_size * sizeof(GLfloat)); |
| } |
| |
| static void GLAPIENTRY vbo_exec_EvalCoord1fv( const GLfloat *u ) |
| { |
| vbo_exec_EvalCoord1f( u[0] ); |
| } |
| |
| static void GLAPIENTRY vbo_exec_EvalCoord2fv( const GLfloat *u ) |
| { |
| vbo_exec_EvalCoord2f( u[0], u[1] ); |
| } |
| |
| static void GLAPIENTRY vbo_exec_EvalPoint1( GLint i ) |
| { |
| GET_CURRENT_CONTEXT( ctx ); |
| GLfloat du = ((ctx->Eval.MapGrid1u2 - ctx->Eval.MapGrid1u1) / |
| (GLfloat) ctx->Eval.MapGrid1un); |
| GLfloat u = i * du + ctx->Eval.MapGrid1u1; |
| |
| vbo_exec_EvalCoord1f( u ); |
| } |
| |
| |
| static void GLAPIENTRY vbo_exec_EvalPoint2( GLint i, GLint j ) |
| { |
| GET_CURRENT_CONTEXT( ctx ); |
| GLfloat du = ((ctx->Eval.MapGrid2u2 - ctx->Eval.MapGrid2u1) / |
| (GLfloat) ctx->Eval.MapGrid2un); |
| 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; |
| |
| vbo_exec_EvalCoord2f( u, v ); |
| } |
| |
| /* use noop eval mesh */ |
| #define vbo_exec_EvalMesh1 _mesa_noop_EvalMesh1 |
| #define vbo_exec_EvalMesh2 _mesa_noop_EvalMesh2 |
| |
| #endif /* FEATURE_evaluators */ |
| |
| |
| /** |
| * Called via glBegin. |
| */ |
| static void GLAPIENTRY vbo_exec_Begin( GLenum mode ) |
| { |
| GET_CURRENT_CONTEXT( ctx ); |
| |
| if (ctx->Driver.CurrentExecPrimitive == PRIM_OUTSIDE_BEGIN_END) { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| int i; |
| |
| if (ctx->NewState) { |
| _mesa_update_state( ctx ); |
| |
| CALL_Begin(ctx->Exec, (mode)); |
| return; |
| } |
| |
| if (!_mesa_valid_to_render(ctx, "glBegin")) { |
| return; |
| } |
| |
| /* Heuristic: attempt to isolate attributes occuring outside |
| * begin/end pairs. |
| */ |
| if (exec->vtx.vertex_size && !exec->vtx.attrsz[0]) |
| vbo_exec_FlushVertices_internal( ctx, GL_FALSE ); |
| |
| i = exec->vtx.prim_count++; |
| exec->vtx.prim[i].mode = mode; |
| exec->vtx.prim[i].begin = 1; |
| exec->vtx.prim[i].end = 0; |
| exec->vtx.prim[i].indexed = 0; |
| exec->vtx.prim[i].weak = 0; |
| exec->vtx.prim[i].pad = 0; |
| exec->vtx.prim[i].start = exec->vtx.vert_count; |
| exec->vtx.prim[i].count = 0; |
| exec->vtx.prim[i].num_instances = 1; |
| |
| ctx->Driver.CurrentExecPrimitive = mode; |
| } |
| else |
| _mesa_error( ctx, GL_INVALID_OPERATION, "glBegin" ); |
| |
| } |
| |
| |
| /** |
| * Called via glEnd. |
| */ |
| static void GLAPIENTRY vbo_exec_End( void ) |
| { |
| GET_CURRENT_CONTEXT( ctx ); |
| |
| if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| int idx = exec->vtx.vert_count; |
| int i = exec->vtx.prim_count - 1; |
| |
| exec->vtx.prim[i].end = 1; |
| exec->vtx.prim[i].count = idx - exec->vtx.prim[i].start; |
| |
| ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END; |
| |
| if (exec->vtx.prim_count == VBO_MAX_PRIM) |
| vbo_exec_vtx_flush( exec, GL_FALSE ); |
| } |
| else |
| _mesa_error( ctx, GL_INVALID_OPERATION, "glEnd" ); |
| } |
| |
| |
| /** |
| * Called via glPrimitiveRestartNV() |
| */ |
| static void GLAPIENTRY |
| vbo_exec_PrimitiveRestartNV(void) |
| { |
| GLenum curPrim; |
| GET_CURRENT_CONTEXT( ctx ); |
| |
| curPrim = ctx->Driver.CurrentExecPrimitive; |
| |
| if (curPrim == PRIM_OUTSIDE_BEGIN_END) { |
| _mesa_error( ctx, GL_INVALID_OPERATION, "glPrimitiveRestartNV" ); |
| } |
| else { |
| vbo_exec_End(); |
| vbo_exec_Begin(curPrim); |
| } |
| } |
| |
| |
| |
| static void vbo_exec_vtxfmt_init( struct vbo_exec_context *exec ) |
| { |
| GLvertexformat *vfmt = &exec->vtxfmt; |
| |
| _MESA_INIT_ARRAYELT_VTXFMT(vfmt, _ae_); |
| |
| vfmt->Begin = vbo_exec_Begin; |
| vfmt->End = vbo_exec_End; |
| vfmt->PrimitiveRestartNV = vbo_exec_PrimitiveRestartNV; |
| |
| _MESA_INIT_DLIST_VTXFMT(vfmt, _mesa_); |
| _MESA_INIT_EVAL_VTXFMT(vfmt, vbo_exec_); |
| |
| vfmt->Rectf = _mesa_noop_Rectf; |
| |
| /* from attrib_tmp.h: |
| */ |
| vfmt->Color3f = vbo_Color3f; |
| vfmt->Color3fv = vbo_Color3fv; |
| vfmt->Color4f = vbo_Color4f; |
| vfmt->Color4fv = vbo_Color4fv; |
| vfmt->FogCoordfEXT = vbo_FogCoordfEXT; |
| vfmt->FogCoordfvEXT = vbo_FogCoordfvEXT; |
| vfmt->MultiTexCoord1fARB = vbo_MultiTexCoord1f; |
| vfmt->MultiTexCoord1fvARB = vbo_MultiTexCoord1fv; |
| vfmt->MultiTexCoord2fARB = vbo_MultiTexCoord2f; |
| vfmt->MultiTexCoord2fvARB = vbo_MultiTexCoord2fv; |
| vfmt->MultiTexCoord3fARB = vbo_MultiTexCoord3f; |
| vfmt->MultiTexCoord3fvARB = vbo_MultiTexCoord3fv; |
| vfmt->MultiTexCoord4fARB = vbo_MultiTexCoord4f; |
| vfmt->MultiTexCoord4fvARB = vbo_MultiTexCoord4fv; |
| vfmt->Normal3f = vbo_Normal3f; |
| vfmt->Normal3fv = vbo_Normal3fv; |
| vfmt->SecondaryColor3fEXT = vbo_SecondaryColor3fEXT; |
| vfmt->SecondaryColor3fvEXT = vbo_SecondaryColor3fvEXT; |
| vfmt->TexCoord1f = vbo_TexCoord1f; |
| vfmt->TexCoord1fv = vbo_TexCoord1fv; |
| vfmt->TexCoord2f = vbo_TexCoord2f; |
| vfmt->TexCoord2fv = vbo_TexCoord2fv; |
| vfmt->TexCoord3f = vbo_TexCoord3f; |
| vfmt->TexCoord3fv = vbo_TexCoord3fv; |
| vfmt->TexCoord4f = vbo_TexCoord4f; |
| vfmt->TexCoord4fv = vbo_TexCoord4fv; |
| vfmt->Vertex2f = vbo_Vertex2f; |
| vfmt->Vertex2fv = vbo_Vertex2fv; |
| vfmt->Vertex3f = vbo_Vertex3f; |
| vfmt->Vertex3fv = vbo_Vertex3fv; |
| vfmt->Vertex4f = vbo_Vertex4f; |
| vfmt->Vertex4fv = vbo_Vertex4fv; |
| |
| vfmt->VertexAttrib1fARB = vbo_VertexAttrib1fARB; |
| vfmt->VertexAttrib1fvARB = vbo_VertexAttrib1fvARB; |
| vfmt->VertexAttrib2fARB = vbo_VertexAttrib2fARB; |
| vfmt->VertexAttrib2fvARB = vbo_VertexAttrib2fvARB; |
| vfmt->VertexAttrib3fARB = vbo_VertexAttrib3fARB; |
| vfmt->VertexAttrib3fvARB = vbo_VertexAttrib3fvARB; |
| vfmt->VertexAttrib4fARB = vbo_VertexAttrib4fARB; |
| vfmt->VertexAttrib4fvARB = vbo_VertexAttrib4fvARB; |
| |
| vfmt->VertexAttrib1fNV = vbo_VertexAttrib1fNV; |
| vfmt->VertexAttrib1fvNV = vbo_VertexAttrib1fvNV; |
| vfmt->VertexAttrib2fNV = vbo_VertexAttrib2fNV; |
| vfmt->VertexAttrib2fvNV = vbo_VertexAttrib2fvNV; |
| vfmt->VertexAttrib3fNV = vbo_VertexAttrib3fNV; |
| vfmt->VertexAttrib3fvNV = vbo_VertexAttrib3fvNV; |
| vfmt->VertexAttrib4fNV = vbo_VertexAttrib4fNV; |
| vfmt->VertexAttrib4fvNV = vbo_VertexAttrib4fvNV; |
| |
| /* integer-valued */ |
| vfmt->VertexAttribI1i = vbo_VertexAttribI1i; |
| vfmt->VertexAttribI2i = vbo_VertexAttribI2i; |
| vfmt->VertexAttribI3i = vbo_VertexAttribI3i; |
| vfmt->VertexAttribI4i = vbo_VertexAttribI4i; |
| vfmt->VertexAttribI2iv = vbo_VertexAttribI2iv; |
| vfmt->VertexAttribI3iv = vbo_VertexAttribI3iv; |
| vfmt->VertexAttribI4iv = vbo_VertexAttribI4iv; |
| |
| /* unsigned integer-valued */ |
| vfmt->VertexAttribI1ui = vbo_VertexAttribI1ui; |
| vfmt->VertexAttribI2ui = vbo_VertexAttribI2ui; |
| vfmt->VertexAttribI3ui = vbo_VertexAttribI3ui; |
| vfmt->VertexAttribI4ui = vbo_VertexAttribI4ui; |
| vfmt->VertexAttribI2uiv = vbo_VertexAttribI2uiv; |
| vfmt->VertexAttribI3uiv = vbo_VertexAttribI3uiv; |
| vfmt->VertexAttribI4uiv = vbo_VertexAttribI4uiv; |
| |
| vfmt->Materialfv = vbo_Materialfv; |
| |
| vfmt->EdgeFlag = vbo_EdgeFlag; |
| vfmt->Indexf = vbo_Indexf; |
| vfmt->Indexfv = vbo_Indexfv; |
| |
| } |
| |
| |
| #else /* FEATURE_beginend */ |
| |
| |
| static void vbo_exec_vtxfmt_init( struct vbo_exec_context *exec ) |
| { |
| /* silence warnings */ |
| (void) vbo_Color3f; |
| (void) vbo_Color3fv; |
| (void) vbo_Color4f; |
| (void) vbo_Color4fv; |
| (void) vbo_FogCoordfEXT; |
| (void) vbo_FogCoordfvEXT; |
| (void) vbo_MultiTexCoord1f; |
| (void) vbo_MultiTexCoord1fv; |
| (void) vbo_MultiTexCoord2f; |
| (void) vbo_MultiTexCoord2fv; |
| (void) vbo_MultiTexCoord3f; |
| (void) vbo_MultiTexCoord3fv; |
| (void) vbo_MultiTexCoord4f; |
| (void) vbo_MultiTexCoord4fv; |
| (void) vbo_Normal3f; |
| (void) vbo_Normal3fv; |
| (void) vbo_SecondaryColor3fEXT; |
| (void) vbo_SecondaryColor3fvEXT; |
| (void) vbo_TexCoord1f; |
| (void) vbo_TexCoord1fv; |
| (void) vbo_TexCoord2f; |
| (void) vbo_TexCoord2fv; |
| (void) vbo_TexCoord3f; |
| (void) vbo_TexCoord3fv; |
| (void) vbo_TexCoord4f; |
| (void) vbo_TexCoord4fv; |
| (void) vbo_Vertex2f; |
| (void) vbo_Vertex2fv; |
| (void) vbo_Vertex3f; |
| (void) vbo_Vertex3fv; |
| (void) vbo_Vertex4f; |
| (void) vbo_Vertex4fv; |
| |
| (void) vbo_VertexAttrib1fARB; |
| (void) vbo_VertexAttrib1fvARB; |
| (void) vbo_VertexAttrib2fARB; |
| (void) vbo_VertexAttrib2fvARB; |
| (void) vbo_VertexAttrib3fARB; |
| (void) vbo_VertexAttrib3fvARB; |
| (void) vbo_VertexAttrib4fARB; |
| (void) vbo_VertexAttrib4fvARB; |
| |
| (void) vbo_VertexAttrib1fNV; |
| (void) vbo_VertexAttrib1fvNV; |
| (void) vbo_VertexAttrib2fNV; |
| (void) vbo_VertexAttrib2fvNV; |
| (void) vbo_VertexAttrib3fNV; |
| (void) vbo_VertexAttrib3fvNV; |
| (void) vbo_VertexAttrib4fNV; |
| (void) vbo_VertexAttrib4fvNV; |
| |
| (void) vbo_Materialfv; |
| |
| (void) vbo_EdgeFlag; |
| (void) vbo_Indexf; |
| (void) vbo_Indexfv; |
| } |
| |
| |
| #endif /* FEATURE_beginend */ |
| |
| |
| /** |
| * Tell the VBO module to use a real OpenGL vertex buffer object to |
| * store accumulated immediate-mode vertex data. |
| * This replaces the malloced buffer which was created in |
| * vb_exec_vtx_init() below. |
| */ |
| 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 |
| * go into the bufferobj hashtable. |
| */ |
| GLuint bufName = IMM_BUFFER_NAME; |
| GLenum target = GL_ARRAY_BUFFER_ARB; |
| GLenum usage = GL_STREAM_DRAW_ARB; |
| GLsizei size = VBO_VERT_BUFFER_SIZE; |
| |
| /* Make sure this func is only used once */ |
| assert(exec->vtx.bufferobj == ctx->Shared->NullBufferObj); |
| if (exec->vtx.buffer_map) { |
| _mesa_align_free(exec->vtx.buffer_map); |
| exec->vtx.buffer_map = NULL; |
| exec->vtx.buffer_ptr = NULL; |
| } |
| |
| /* Allocate a real buffer object now */ |
| _mesa_reference_buffer_object(ctx, &exec->vtx.bufferobj, NULL); |
| exec->vtx.bufferobj = ctx->Driver.NewBufferObject(ctx, bufName, target); |
| ctx->Driver.BufferData(ctx, target, size, NULL, usage, exec->vtx.bufferobj); |
| } |
| |
| |
| |
| void vbo_exec_vtx_init( struct vbo_exec_context *exec ) |
| { |
| struct gl_context *ctx = exec->ctx; |
| struct vbo_context *vbo = vbo_context(ctx); |
| GLuint i; |
| |
| /* Allocate a buffer object. Will just reuse this object |
| * continuously, unless vbo_use_buffer_objects() is called to enable |
| * use of real VBOs. |
| */ |
| _mesa_reference_buffer_object(ctx, |
| &exec->vtx.bufferobj, |
| ctx->Shared->NullBufferObj); |
| |
| ASSERT(!exec->vtx.buffer_map); |
| exec->vtx.buffer_map = (GLfloat *)_mesa_align_malloc(VBO_VERT_BUFFER_SIZE, 64); |
| exec->vtx.buffer_ptr = exec->vtx.buffer_map; |
| |
| vbo_exec_vtxfmt_init( exec ); |
| |
| /* Hook our functions into the dispatch table. |
| */ |
| _mesa_install_exec_vtxfmt( exec->ctx, &exec->vtxfmt ); |
| |
| for (i = 0 ; i < VBO_ATTRIB_MAX ; i++) { |
| ASSERT(i < Elements(exec->vtx.attrsz)); |
| exec->vtx.attrsz[i] = 0; |
| ASSERT(i < Elements(exec->vtx.active_sz)); |
| exec->vtx.active_sz[i] = 0; |
| } |
| for (i = 0 ; i < VERT_ATTRIB_MAX; i++) { |
| ASSERT(i < Elements(exec->vtx.inputs)); |
| ASSERT(i < Elements(exec->vtx.arrays)); |
| exec->vtx.inputs[i] = &exec->vtx.arrays[i]; |
| } |
| |
| { |
| struct gl_client_array *arrays = exec->vtx.arrays; |
| unsigned i; |
| |
| memcpy(arrays, vbo->legacy_currval, 16 * sizeof(arrays[0])); |
| memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0])); |
| |
| for (i = 0; i < 16; ++i) { |
| arrays[i ].BufferObj = NULL; |
| arrays[i + 16].BufferObj = NULL; |
| _mesa_reference_buffer_object(ctx, &arrays[i ].BufferObj, |
| vbo->legacy_currval[i].BufferObj); |
| _mesa_reference_buffer_object(ctx, &arrays[i + 16].BufferObj, |
| vbo->generic_currval[i].BufferObj); |
| } |
| } |
| |
| exec->vtx.vertex_size = 0; |
| } |
| |
| |
| void vbo_exec_vtx_destroy( struct vbo_exec_context *exec ) |
| { |
| /* using a real VBO for vertex data */ |
| struct gl_context *ctx = exec->ctx; |
| unsigned i; |
| |
| /* True VBOs should already be unmapped |
| */ |
| if (exec->vtx.buffer_map) { |
| ASSERT(exec->vtx.bufferobj->Name == 0 || |
| exec->vtx.bufferobj->Name == IMM_BUFFER_NAME); |
| if (exec->vtx.bufferobj->Name == 0) { |
| _mesa_align_free(exec->vtx.buffer_map); |
| exec->vtx.buffer_map = NULL; |
| exec->vtx.buffer_ptr = NULL; |
| } |
| } |
| |
| /* Drop any outstanding reference to the vertex buffer |
| */ |
| for (i = 0; i < Elements(exec->vtx.arrays); i++) { |
| _mesa_reference_buffer_object(ctx, |
| &exec->vtx.arrays[i].BufferObj, |
| NULL); |
| } |
| |
| /* Free the vertex buffer. Unmap first if needed. |
| */ |
| if (_mesa_bufferobj_mapped(exec->vtx.bufferobj)) { |
| ctx->Driver.UnmapBuffer(ctx, GL_ARRAY_BUFFER, exec->vtx.bufferobj); |
| } |
| _mesa_reference_buffer_object(ctx, &exec->vtx.bufferobj, NULL); |
| } |
| |
| void vbo_exec_BeginVertices( struct gl_context *ctx ) |
| { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| if (0) printf("%s\n", __FUNCTION__); |
| vbo_exec_vtx_map( exec ); |
| |
| assert((exec->ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) == 0); |
| exec->ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT; |
| } |
| |
| void vbo_exec_FlushVertices_internal( struct gl_context *ctx, GLboolean unmap ) |
| { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| |
| if (exec->vtx.vert_count || unmap) { |
| vbo_exec_vtx_flush( exec, unmap ); |
| } |
| |
| if (exec->vtx.vertex_size) { |
| vbo_exec_copy_to_current( exec ); |
| reset_attrfv( exec ); |
| } |
| } |
| |
| |
| /** |
| * \param flags bitmask of FLUSH_STORED_VERTICES, FLUSH_UPDATE_CURRENT |
| */ |
| void vbo_exec_FlushVertices( struct gl_context *ctx, GLuint flags ) |
| { |
| struct vbo_exec_context *exec = &vbo_context(ctx)->exec; |
| |
| #ifdef DEBUG |
| /* debug check: make sure we don't get called recursively */ |
| exec->flush_call_depth++; |
| assert(exec->flush_call_depth == 1); |
| #endif |
| |
| if (0) printf("%s\n", __FUNCTION__); |
| |
| if (exec->ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { |
| if (0) printf("%s - inside begin/end\n", __FUNCTION__); |
| #ifdef DEBUG |
| exec->flush_call_depth--; |
| assert(exec->flush_call_depth == 0); |
| #endif |
| return; |
| } |
| |
| vbo_exec_FlushVertices_internal( ctx, GL_TRUE ); |
| |
| /* Need to do this to ensure BeginVertices gets called again: |
| */ |
| if (exec->ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT) |
| exec->ctx->Driver.NeedFlush &= ~FLUSH_UPDATE_CURRENT; |
| |
| exec->ctx->Driver.NeedFlush &= ~flags; |
| |
| #ifdef DEBUG |
| exec->flush_call_depth--; |
| assert(exec->flush_call_depth == 0); |
| #endif |
| } |
| |
| |
| static void reset_attrfv( struct vbo_exec_context *exec ) |
| { |
| GLuint i; |
| |
| for (i = 0 ; i < VBO_ATTRIB_MAX ; i++) { |
| exec->vtx.attrsz[i] = 0; |
| exec->vtx.active_sz[i] = 0; |
| } |
| |
| exec->vtx.vertex_size = 0; |
| } |
| |
| |
| void GLAPIENTRY |
| _es_Color4f(GLfloat r, GLfloat g, GLfloat b, GLfloat a) |
| { |
| vbo_Color4f(r, g, b, a); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_Normal3f(GLfloat x, GLfloat y, GLfloat z) |
| { |
| vbo_Normal3f(x, y, z); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_MultiTexCoord4f(GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q) |
| { |
| vbo_MultiTexCoord4f(target, s, t, r, q); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_Materialfv(GLenum face, GLenum pname, const GLfloat *params) |
| { |
| vbo_Materialfv(face, pname, params); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_Materialf(GLenum face, GLenum pname, GLfloat param) |
| { |
| GLfloat p[4]; |
| p[0] = param; |
| p[1] = p[2] = p[3] = 0.0F; |
| vbo_Materialfv(face, pname, p); |
| } |
| |
| |
| /** |
| * A special version of glVertexAttrib4f that does not treat index 0 as |
| * VBO_ATTRIB_POS. |
| */ |
| static void |
| VertexAttrib4f_nopos(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| if (index < MAX_VERTEX_GENERIC_ATTRIBS) |
| ATTR(VBO_ATTRIB_GENERIC0 + index, 4, x, y, z, w); |
| else |
| ERROR(); |
| } |
| |
| void GLAPIENTRY |
| _es_VertexAttrib4f(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w) |
| { |
| VertexAttrib4f_nopos(index, x, y, z, w); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib1f(GLuint indx, GLfloat x) |
| { |
| VertexAttrib4f_nopos(indx, x, 0.0f, 0.0f, 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib1fv(GLuint indx, const GLfloat* values) |
| { |
| VertexAttrib4f_nopos(indx, values[0], 0.0f, 0.0f, 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib2f(GLuint indx, GLfloat x, GLfloat y) |
| { |
| VertexAttrib4f_nopos(indx, x, y, 0.0f, 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib2fv(GLuint indx, const GLfloat* values) |
| { |
| VertexAttrib4f_nopos(indx, values[0], values[1], 0.0f, 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib3f(GLuint indx, GLfloat x, GLfloat y, GLfloat z) |
| { |
| VertexAttrib4f_nopos(indx, x, y, z, 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib3fv(GLuint indx, const GLfloat* values) |
| { |
| VertexAttrib4f_nopos(indx, values[0], values[1], values[2], 1.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _es_VertexAttrib4fv(GLuint indx, const GLfloat* values) |
| { |
| VertexAttrib4f_nopos(indx, values[0], values[1], values[2], values[3]); |
| } |