+++ /dev/null
-#include "buffer.h"
-#include "color.h"
-#include "error.h"
-#include "matrix.h"
-#include "program.h"
-#include "programdata.h"
-#include "uniform.h"
-#include "uniformblock.h"
-#include "vector.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-ProgramData::ProgramData():
- last_block(0),
- buffer(0),
- changes(NO_CHANGES)
-{ }
-
-// Blocks are intentionally left uncopied
-ProgramData::ProgramData(const ProgramData &other):
- uniforms(other.uniforms),
- last_block(0),
- buffer(0),
- changes(NO_CHANGES)
-{
- for(UniformMap::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
- i->second = i->second->clone();
-}
-
-ProgramData &ProgramData::operator=(const ProgramData &other)
-{
- for(UniformMap::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
- delete i->second;
- uniforms.clear();
-
- for(UniformMap::const_iterator i=other.uniforms.begin(); i!=other.uniforms.end(); ++i)
- uniforms.insert(uniforms.end(), UniformMap::value_type(i->first, i->second->clone()));
-
- for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
- delete i->second.block;
- blocks.clear();
-
- changes = NO_CHANGES;
-
- return *this;
-}
-
-ProgramData::~ProgramData()
-{
- for(UniformMap::iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
- delete i->second;
- for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
- delete i->second.block;
- delete buffer;
-}
-
-void ProgramData::uniform(const string &name, Uniform *uni)
-{
- UniformMap::iterator i = uniforms.find(name);
- if(i!=uniforms.end())
- {
- /* UniformBlock does not copy the uniforms, so existing blocks will be
- left with stale pointers. This is not a problem as long as no one stores
- pointers to the blocks and expects them to stay valid. */
- delete i->second;
- i->second = uni;
- changes = VALUES_CHANGED;
- }
- else
- {
- uniforms[name] = uni;
- changes = KEYS_CHANGED;
- }
-}
-
-void ProgramData::uniform(const string &name, int v)
-{
- uniform(name, new Uniform1i(v));
-}
-
-void ProgramData::uniform(const string &name, float v)
-{
- uniform(name, new Uniform1f(v));
-}
-
-void ProgramData::uniform(const string &name, float v0, float v1)
-{
- float va[2] = { v0, v1 };
- uniform2(name, va);
-}
-
-void ProgramData::uniform2(const string &name, const float *v)
-{
- uniform(name, new Uniform2f(v));
-}
-
-void ProgramData::uniform(const string &name, float v0, float v1, float v2)
-{
- float va[3] = { v0, v1, v2 };
- uniform3(name, va);
-}
-
-void ProgramData::uniform(const string &name, const Vector3 &v)
-{
- uniform(name, v.x, v.y, v.z);
-}
-
-void ProgramData::uniform3(const string &name, const float *v)
-{
- uniform(name, new Uniform3f(v));
-}
-
-void ProgramData::uniform(const string &name, float v0, float v1, float v2, float v3)
-{
- float va[4] = { v0, v1, v2, v3 };
- uniform4(name, va);
-}
-
-void ProgramData::uniform(const string &name, const Vector4 &v)
-{
- uniform(name, v.x, v.y, v.z, v.w);
-}
-
-void ProgramData::uniform(const string &name, const Color &c)
-{
- uniform(name, c.r, c.g, c.b, c.a);
-}
-
-void ProgramData::uniform4(const string &name, const float *v)
-{
- uniform(name, new Uniform4f(v));
-}
-
-void ProgramData::uniform_matrix2(const string &name, const float *v)
-{
- uniform(name, new UniformMatrix2x2f(v));
-}
-
-void ProgramData::uniform_matrix3(const string &name, const float *v)
-{
- uniform(name, new UniformMatrix3x3f(v));
-}
-
-void ProgramData::uniform(const string &name, const Matrix &m)
-{
- uniform_matrix4(name, m.data());
-}
-
-void ProgramData::uniform_matrix4(const string &name, const float *v)
-{
- uniform(name, new UniformMatrix4x4f(v));
-}
-
-void ProgramData::uniform1_array(const string &name, unsigned n, const float *v)
-{
- uniform(name, new UniformArray<Uniform1f>(n, v));
-}
-
-void ProgramData::uniform2_array(const string &name, unsigned n, const float *v)
-{
- uniform(name, new UniformArray<Uniform2f>(n, v));
-}
-
-void ProgramData::uniform3_array(const string &name, unsigned n, const float *v)
-{
- uniform(name, new UniformArray<Uniform3f>(n, v));
-}
-
-void ProgramData::uniform4_array(const string &name, unsigned n, const float *v)
-{
- uniform(name, new UniformArray<Uniform4f>(n, v));
-}
-
-void ProgramData::uniform_matrix4_array(const string &name, unsigned n, const float *v)
-{
- uniform(name, new UniformArray<UniformMatrix4x4f>(n, v));
-}
-
-void ProgramData::find_uniforms_for_block(Block &block, const Program::UniformBlockInfo &info) const
-{
- block.uniforms.clear();
- for(vector<const Program::UniformInfo *>::const_iterator i=info.uniforms.begin(); i!=info.uniforms.end(); ++i)
- {
- // XXX individual array elements
- UniformMap::const_iterator j = uniforms.find((*i)->name);
- if(j!=uniforms.end())
- block.uniforms[(*i)->location] = &j->second;
- }
-}
-
-UniformBlock *ProgramData::create_block(const Program::UniformBlockInfo &info) const
-{
- UniformBlock *block = new UniformBlock(info.data_size);
- if(!buffer)
- {
- buffer = new Buffer(UNIFORM_BUFFER);
- buffer->set_usage(STREAM_DRAW);
- }
- block->use_buffer(buffer, last_block);
- last_block = block;
- return block;
-}
-
-const UniformBlock *ProgramData::get_block(const Program &prog, const Program::UniformBlockInfo *info) const
-{
- if(changes)
- {
- for(BlockMap::iterator i=blocks.begin(); i!=blocks.end(); ++i)
- if(i->second.changes<changes)
- i->second.changes = changes;
- changes = NO_CHANGES;
- }
-
- Program::LayoutHash layout_hash = (info ? info->layout_hash : prog.get_uniform_layout_hash());
-
- map<Program::LayoutHash, Block>::iterator i = blocks.find(layout_hash);
- if(i==blocks.end())
- {
- i = blocks.insert(BlockMap::value_type(layout_hash, Block())).first;
- if(info)
- {
- find_uniforms_for_block(i->second, *info);
-
- if(!i->second.uniforms.empty())
- {
- i->second.block = create_block(*info);
- i->second.changes = VALUES_CHANGED;
- }
- }
- else
- {
- i->second.block = new UniformBlock;
- i->second.changes = VALUES_CHANGED;
- }
- }
- else if(info && i->second.changes==KEYS_CHANGED)
- {
- find_uniforms_for_block(i->second, *info);
- if(!i->second.uniforms.empty())
- {
- if(!i->second.block)
- i->second.block = create_block(*info);
- i->second.changes = VALUES_CHANGED;
- }
- else
- i->second.changes = NO_CHANGES;
- }
-
- if(!i->second.block)
- return 0;
-
- UniformBlock &block = *i->second.block;
- if(i->second.changes)
- {
- if(info)
- {
- vector<const Program::UniformInfo *>::const_iterator j = info->uniforms.begin();
- map<unsigned, const Uniform *const *>::const_iterator k = i->second.uniforms.begin();
- while(j!=info->uniforms.end() && k!=i->second.uniforms.end())
- {
- if(k->first==(*j)->location)
- {
- block.attach(**j, **k->second);
- ++k;
- }
- ++j;
- }
- }
- else
- {
- for(UniformMap::const_iterator j=uniforms.begin(); j!=uniforms.end(); ++j)
- {
- int loc = prog.get_uniform_location(j->first);
- if(loc>=0)
- block.attach(loc, *j->second);
- }
- }
- i->second.changes = NO_CHANGES;
- }
-
- return █
-}
-
-const UniformBlock *ProgramData::get_block(const Program &prog, const string &name) const
-{
- if(name.empty())
- return get_block(prog, 0);
- else
- return get_block(prog, &prog.get_uniform_block_info(name));
-}
-
-void ProgramData::apply() const
-{
- const Program *prog = Program::current();
- if(!prog)
- throw invalid_operation("ProgramData::apply");
-
- const Program::UniformBlockMap &prog_blocks = prog->get_uniform_blocks();
- if(!prog_blocks.empty())
- {
- typedef pair<const UniformBlock *, unsigned> ApplyBlock;
- list<ApplyBlock> apply_blocks;
- for(Program::UniformBlockMap::const_iterator i=prog_blocks.begin(); i!=prog_blocks.end(); ++i)
- if(const UniformBlock *block = get_block(*prog, &i->second))
- apply_blocks.push_back(make_pair(block, i->second.bind_point));
-
- if(buffer)
- buffer->bind();
-
- for(list<ApplyBlock>::const_iterator i=apply_blocks.begin(); i!=apply_blocks.end(); ++i)
- i->first->apply(i->second);
- }
-
- if(const UniformBlock *block = get_block(*prog, 0))
- block->apply(-1);
-}
-
-
-ProgramData::Block::Block():
- changes(NO_CHANGES),
- block(0)
-{ }
-
-
-ProgramData::Loader::Loader(ProgramData &pd):
- DataFile::ObjectLoader<ProgramData>(pd)
-{
- add("uniform1i", &Loader::uniform1i);
- add("uniform1f", &Loader::uniform1f);
- add("uniform2f", &Loader::uniform2f);
- add("uniform3f", &Loader::uniform3f);
- add("uniform4f", &Loader::uniform4f);
-}
-
-void ProgramData::Loader::uniform1i(const string &n, int v)
-{
- obj.uniform(n, v);
-}
-
-void ProgramData::Loader::uniform1f(const string &n, float v)
-{
- obj.uniform(n, v);
-}
-
-void ProgramData::Loader::uniform2f(const string &n, float v0, float v1)
-{
- obj.uniform(n, v0, v1);
-}
-
-void ProgramData::Loader::uniform3f(const string &n, float v0, float v1, float v2)
-{
- obj.uniform(n, v0, v1, v2);
-}
-
-void ProgramData::Loader::uniform4f(const string &n, float v0, float v1, float v2, float v3)
-{
- obj.uniform(n, v0, v1, v2, v3);
-}
-
-} // namespace GL
-} // namespace Msp
projects / libs / gl.git / blobdiff