1 #include <msp/gl/extensions/arb_direct_state_access.h>
7 #include "programdata.h"
9 #include "uniformblock.h"
17 ProgramData::ProgramData(const Program *p):
24 // Blocks are intentionally left uncopied
25 ProgramData::ProgramData(const ProgramData &other):
27 uniform_slots(other.uniform_slots),
28 uniforms(other.uniforms),
33 for(vector<Uniform *>::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
37 ProgramData &ProgramData::operator=(const ProgramData &other)
39 for(vector<Uniform *>::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
43 tied_program = other.tied_program;
45 uniform_slots = other.uniform_slots;
46 for(vector<Uniform *>::const_iterator i=other.uniforms.begin(); i!=other.uniforms.end(); ++i)
47 uniforms.push_back((*i)->clone());
49 for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
50 delete i->second.block;
60 ProgramData::~ProgramData()
62 for(vector<Uniform *>::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
64 for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
65 delete i->second.block;
69 void ProgramData::uniform(const string &name, Uniform *uni)
74 tied_program->get_uniform_info(name);
75 else if(name[name.size()-1]==']')
76 throw invalid_argument("ProgramData::uniform");
84 SlotMap::iterator i = uniform_slots.find(name);
85 if(i!=uniform_slots.end())
87 Uniform *&slot = uniforms[i->second];
88 /* UniformBlock does not copy the uniforms, so existing default blocks
89 will be left with stale pointers. This is not a problem as long as no
90 one stores pointers to the blocks and expects them to stay valid. */
94 if(i->second<MASK_BITS)
95 dirty |= 1<<i->second;
96 else // Force a full update if the mask isn't wide enough
101 uniform_slots[name] = uniforms.size();
102 uniforms.push_back(uni);
107 void ProgramData::uniform(const string &name, const Uniform &u)
109 uniform(name, u.clone());
112 void ProgramData::uniform(const string &name, int v)
114 uniform(name, new Uniform1i(v));
117 void ProgramData::uniform(const string &name, float v)
119 uniform(name, new Uniform1f(v));
122 void ProgramData::uniform(const string &name, int v0, int v1)
124 int va[2] = { v0, v1 };
128 void ProgramData::uniform(const string &name, float v0, float v1)
130 float va[2] = { v0, v1 };
134 void ProgramData::uniform2(const string &name, const int *v)
136 uniform(name, new Uniform2i(v));
139 void ProgramData::uniform2(const string &name, const float *v)
141 uniform(name, new Uniform2f(v));
144 void ProgramData::uniform(const string &name, int v0, int v1, int v2)
146 int va[3] = { v0, v1, v2 };
150 void ProgramData::uniform(const string &name, float v0, float v1, float v2)
152 float va[3] = { v0, v1, v2 };
156 void ProgramData::uniform(const string &name, const Vector3 &v)
158 uniform(name, v.x, v.y, v.z);
161 void ProgramData::uniform3(const string &name, const int *v)
163 uniform(name, new Uniform3i(v));
166 void ProgramData::uniform3(const string &name, const float *v)
168 uniform(name, new Uniform3f(v));
171 void ProgramData::uniform(const string &name, int v0, int v1, int v2, int v3)
173 int va[4] = { v0, v1, v2, v3 };
177 void ProgramData::uniform(const string &name, float v0, float v1, float v2, float v3)
179 float va[4] = { v0, v1, v2, v3 };
183 void ProgramData::uniform(const string &name, const Vector4 &v)
185 uniform(name, v.x, v.y, v.z, v.w);
188 void ProgramData::uniform(const string &name, const Color &c)
190 uniform(name, c.r, c.g, c.b, c.a);
193 void ProgramData::uniform4(const string &name, const int *v)
195 uniform(name, new Uniform4i(v));
198 void ProgramData::uniform4(const string &name, const float *v)
200 uniform(name, new Uniform4f(v));
203 void ProgramData::uniform(const string &name, const LinAl::Matrix<float, 2, 2> &m)
205 uniform_matrix2(name, &m(0, 0));
208 void ProgramData::uniform_matrix2(const string &name, const float *v)
210 uniform(name, new UniformMatrix2x2f(v));
213 void ProgramData::uniform(const string &name, const LinAl::Matrix<float, 3, 3> &m)
215 uniform_matrix3(name, &m(0, 0));
218 void ProgramData::uniform_matrix3(const string &name, const float *v)
220 uniform(name, new UniformMatrix3x3f(v));
223 void ProgramData::uniform(const string &name, const Matrix &m)
225 uniform_matrix4(name, m.data());
228 void ProgramData::uniform_matrix4(const string &name, const float *v)
230 uniform(name, new UniformMatrix4x4f(v));
233 void ProgramData::uniform1_array(const string &name, unsigned n, const int *v)
235 uniform(name, new UniformArray<Uniform1i>(n, v));
238 void ProgramData::uniform1_array(const string &name, unsigned n, const float *v)
240 uniform(name, new UniformArray<Uniform1f>(n, v));
243 void ProgramData::uniform2_array(const string &name, unsigned n, const int *v)
245 uniform(name, new UniformArray<Uniform2i>(n, v));
248 void ProgramData::uniform2_array(const string &name, unsigned n, const float *v)
250 uniform(name, new UniformArray<Uniform2f>(n, v));
253 void ProgramData::uniform3_array(const string &name, unsigned n, const int *v)
255 uniform(name, new UniformArray<Uniform3i>(n, v));
258 void ProgramData::uniform3_array(const string &name, unsigned n, const float *v)
260 uniform(name, new UniformArray<Uniform3f>(n, v));
263 void ProgramData::uniform4_array(const string &name, unsigned n, const int *v)
265 uniform(name, new UniformArray<Uniform4i>(n, v));
268 void ProgramData::uniform4_array(const string &name, unsigned n, const float *v)
270 uniform(name, new UniformArray<Uniform4f>(n, v));
273 void ProgramData::uniform_matrix4_array(const string &name, unsigned n, const float *v)
275 uniform(name, new UniformArray<UniformMatrix4x4f>(n, v));
278 void ProgramData::remove_uniform(const string &name)
280 SlotMap::iterator i = uniform_slots.find(name);
281 if(i!=uniform_slots.end())
283 vector<Uniform *>::iterator j = uniforms.begin()+i->second;
287 for(SlotMap::iterator k=uniform_slots.begin(); k!=uniform_slots.end(); ++k)
288 if(k->second>i->second)
291 uniform_slots.erase(i);
297 unsigned ProgramData::compute_slot_mask(const Program::UniformBlockInfo &block) const
300 for(vector<const Program::UniformInfo *>::const_iterator i=block.uniforms.begin(); i!=block.uniforms.end(); ++i)
302 SlotMap::const_iterator j = uniform_slots.find((*i)->name);
303 /* TODO issue a warning (or even error?) either here or in update_block
304 if all uniforms for a buffer-backed block are not found */
305 if(j!=uniform_slots.end() && j->second<MASK_BITS)
306 mask |= 1<<j->second;
312 void ProgramData::update_block(UniformBlock &block, const Program::UniformBlockInfo &info) const
314 for(vector<const Program::UniformInfo *>::const_iterator i=info.uniforms.begin(); i!=info.uniforms.end(); ++i)
316 SlotMap::const_iterator j = uniform_slots.find((*i)->name);
317 if(j!=uniform_slots.end())
318 block.attach(**i, *uniforms[j->second]);
322 ProgramData::SharedBlock *ProgramData::get_shared_block(const Program::UniformBlockInfo &info) const
324 BlockMap::iterator i = blocks.find(info.layout_hash);
327 unsigned used = compute_slot_mask(info);
332 if(info.bind_point>=0)
336 buffer = new Buffer(UNIFORM_BUFFER);
337 buffer->set_usage(STREAM_DRAW);
340 block = new UniformBlock(info.data_size);
341 block->use_buffer(buffer, last_block);
345 block = new UniformBlock;
347 i = blocks.insert(BlockMap::value_type(info.layout_hash, SharedBlock(used, block))).first;
353 void ProgramData::apply() const
355 const Program *prog = Program::current();
357 throw invalid_operation("ProgramData::apply");
359 Program::LayoutHash layout = prog->get_uniform_layout_hash();
360 ProgramUniforms &pu = programs[layout];
362 Mask force_dirty = (dirty==ALL_ONES ? ALL_ONES : 0U);
363 Mask affected = (dirty&pu.used) | force_dirty;
364 if(affected|pu.dirty)
366 /* If the global dirty flag affects this program, add it to per-program
367 dirty flags and clear the global flag. A previously unseen program will
368 always cause this to happen. */
371 for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
372 i->second.dirty |= (dirty&i->second.used) | force_dirty;
373 for(ProgramMap::iterator i=programs.begin(); i!=programs.end(); ++i)
374 i->second.dirty |= (dirty&i->second.used) | force_dirty;
378 const Program::UniformBlockMap &prog_blocks = prog->get_uniform_blocks();
380 if(pu.dirty==ALL_ONES)
382 /* The set of uniforms has changed since this program was last used.
383 Regenerate the list of uniform blocks. */
385 pu.blocks.reserve(prog_blocks.size());
388 for(Program::UniformBlockMap::const_iterator i=prog_blocks.begin(); i!=prog_blocks.end(); ++i)
390 SharedBlock *shared = get_shared_block(i->second);
393 if(shared->dirty==ALL_ONES)
394 shared->used = compute_slot_mask(i->second);
395 pu.used |= shared->used;
398 pu.blocks.push_back(ProgramBlock(i->second.bind_point, shared));
402 // Update the contents of all dirty blocks.
403 bool buffered_blocks_updated = false;
404 std::vector<ProgramBlock>::iterator j = pu.blocks.begin();
405 for(Program::UniformBlockMap::const_iterator i=prog_blocks.begin(); i!=prog_blocks.end(); ++i, ++j)
407 if(!j->shared || !j->shared->dirty)
410 update_block(*j->block, i->second);
411 j->shared->dirty = 0;
412 buffered_blocks_updated |= (j->bind_point>=0);
417 /* If any blocks stored in the buffer were updated, bind the buffer here
418 to avoid state thrashing. */
419 if(buffered_blocks_updated && !ARB_direct_state_access)
423 for(vector<ProgramBlock>::iterator i=pu.blocks.begin(); i!=pu.blocks.end(); ++i)
425 i->block->apply(i->bind_point);
429 ProgramData::SharedBlock::SharedBlock(unsigned u, UniformBlock *b):
436 ProgramData::ProgramBlock::ProgramBlock():
442 ProgramData::ProgramBlock::ProgramBlock(int p, SharedBlock *b):
444 block(b ? b->block : 0),
449 ProgramData::ProgramUniforms::ProgramUniforms():
455 ProgramData::Loader::Loader(ProgramData &pd):
456 DataFile::ObjectLoader<ProgramData>(pd)
458 add("uniform", &Loader::uniform1i);
459 add("uniform1i", &Loader::uniform1i);
460 add("uniform", &Loader::uniform1f);
461 add("uniform1f", &Loader::uniform1f);
462 add("uniform", &Loader::uniform2i);
463 add("uniform2i", &Loader::uniform2i);
464 add("uniform", &Loader::uniform2f);
465 add("uniform2f", &Loader::uniform2f);
466 add("uniform", &Loader::uniform3i);
467 add("uniform3i", &Loader::uniform3i);
468 add("uniform", &Loader::uniform3f);
469 add("uniform3f", &Loader::uniform3f);
470 add("uniform", &Loader::uniform4i);
471 add("uniform4i", &Loader::uniform4i);
472 add("uniform", &Loader::uniform4f);
473 add("uniform4f", &Loader::uniform4f);
474 add("uniform1i_array", &Loader::uniform1i_array);
475 add("uniform1f_array", &Loader::uniform1f_array);
476 add("uniform2f_array", &Loader::uniform2f_array);
477 add("uniform3f_array", &Loader::uniform3f_array);
478 add("uniform4f_array", &Loader::uniform4f_array);
479 add("uniform_array", &Loader::uniform_array);
482 void ProgramData::Loader::uniform1i(const string &n, int v)
487 void ProgramData::Loader::uniform1f(const string &n, float v)
492 void ProgramData::Loader::uniform2i(const string &n, int v0, int v1)
494 obj.uniform(n, v0, v1);
497 void ProgramData::Loader::uniform2f(const string &n, float v0, float v1)
499 obj.uniform(n, v0, v1);
502 void ProgramData::Loader::uniform3i(const string &n, int v0, int v1, int v2)
504 obj.uniform(n, v0, v1, v2);
507 void ProgramData::Loader::uniform3f(const string &n, float v0, float v1, float v2)
509 obj.uniform(n, v0, v1, v2);
512 void ProgramData::Loader::uniform4i(const string &n, int v0, int v1, int v2, int v3)
514 obj.uniform(n, v0, v1, v2, v3);
517 void ProgramData::Loader::uniform4f(const string &n, float v0, float v1, float v2, float v3)
519 obj.uniform(n, v0, v1, v2, v3);
522 void ProgramData::Loader::uniform_array_(const string &n, DataType t, unsigned e)
524 ArrayLoader ldr(t, e);
526 unsigned size = ldr.get_size();
528 throw logic_error("empty uniform array");
530 DataType type = ldr.get_data_type();
531 unsigned elem_size = ldr.get_element_size();
534 const int *data = reinterpret_cast<const int *>(ldr.get_data());
536 obj.uniform1_array(n, size, data);
537 else if(elem_size==2)
538 obj.uniform2_array(n, size, data);
539 else if(elem_size==3)
540 obj.uniform3_array(n, size, data);
541 else if(elem_size==4)
542 obj.uniform4_array(n, size, data);
544 throw logic_error("unsupported combination of array type and element size");
548 const float *data = reinterpret_cast<const float *>(ldr.get_data());
550 obj.uniform1_array(n, size, data);
551 else if(elem_size==2)
552 obj.uniform2_array(n, size, data);
553 else if(elem_size==3)
554 obj.uniform3_array(n, size, data);
555 else if(elem_size==4)
556 obj.uniform4_array(n, size, data);
558 throw logic_error("unsupported combination of array type and element size");
561 throw logic_error("unsupported array type");
564 void ProgramData::Loader::uniform1i_array(const string &n)
566 uniform_array_(n, INT, 1);
569 void ProgramData::Loader::uniform1f_array(const string &n)
571 uniform_array_(n, FLOAT, 1);
574 void ProgramData::Loader::uniform2i_array(const string &n)
576 uniform_array_(n, INT, 2);
579 void ProgramData::Loader::uniform2f_array(const string &n)
581 uniform_array_(n, FLOAT, 2);
584 void ProgramData::Loader::uniform3i_array(const string &n)
586 uniform_array_(n, INT, 3);
589 void ProgramData::Loader::uniform3f_array(const string &n)
591 uniform_array_(n, FLOAT, 3);
594 void ProgramData::Loader::uniform4i_array(const string &n)
596 uniform_array_(n, INT, 4);
599 void ProgramData::Loader::uniform4f_array(const string &n)
601 uniform_array_(n, FLOAT, 4);
604 void ProgramData::Loader::uniform_array(const string &n)
606 uniform_array_(n, static_cast<DataType>(0), 0);
610 ProgramData::ArrayLoader::ArrayLoader(DataType t, unsigned e):
614 add("uniform", &ArrayLoader::uniform1i);
615 add("uniform1i", &ArrayLoader::uniform1i);
616 add("uniform", &ArrayLoader::uniform1f);
617 add("uniform1f", &ArrayLoader::uniform1f);
618 add("uniform", &ArrayLoader::uniform2f);
619 add("uniform2f", &ArrayLoader::uniform2f);
620 add("uniform", &ArrayLoader::uniform3f);
621 add("uniform3f", &ArrayLoader::uniform3f);
622 add("uniform", &ArrayLoader::uniform4f);
623 add("uniform4f", &ArrayLoader::uniform4f);
626 void ProgramData::ArrayLoader::uniform(DataType t, unsigned e, const void *v)
628 if(element_size && (t!=type || e!=element_size))
629 throw logic_error("heterogeneous array contents");
637 const char *cv = reinterpret_cast<const char *>(v);
638 data.insert(data.end(), cv, cv+element_size*4);
641 void ProgramData::ArrayLoader::uniform1i(int v)
646 void ProgramData::ArrayLoader::uniform1f(float v)
648 uniform(FLOAT, 1, &v);
651 void ProgramData::ArrayLoader::uniform2i(int v0, int v1)
653 int va[2] = { v0, v1 };
657 void ProgramData::ArrayLoader::uniform2f(float v0, float v1)
659 float va[2] = { v0, v1 };
660 uniform(FLOAT, 2, va);
663 void ProgramData::ArrayLoader::uniform3i(int v0, int v1, int v2)
665 int va[3] = { v0, v1, v2 };
669 void ProgramData::ArrayLoader::uniform3f(float v0, float v1, float v2)
671 float va[3] = { v0, v1, v2 };
672 uniform(FLOAT, 3, va);
675 void ProgramData::ArrayLoader::uniform4i(int v0, int v1, int v2, int v3)
677 int va[4] = { v0, v1, v2, v3 };
681 void ProgramData::ArrayLoader::uniform4f(float v0, float v1, float v2, float v3)
683 float va[4] = { v0, v1, v2, v3 };
684 uniform(FLOAT, 4, va);