X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fbatch.cpp;h=1469ab110ee61d1ec69c37616f43ed310d3315e5;hb=bea2bcf1aa353b1dd8d1728931ef0508677bd2c6;hp=2bc44c9ddfe285c1dac5afa2fb2cd28ef63fba16;hpb=9b3bce7ae76ff8c0c81315d2505ea96bf422a318;p=libs%2Fgl.git diff --git a/source/core/batch.cpp b/source/core/batch.cpp index 2bc44c9d..1469ab11 100644 --- a/source/core/batch.cpp +++ b/source/core/batch.cpp @@ -1,7 +1,5 @@ -#include #include #include "batch.h" -#include "bindable.h" #include "buffer.h" #include "error.h" #include "mesh.h" @@ -50,14 +48,12 @@ void shrink(vector &data) namespace Msp { namespace GL { -unsigned Batch::restart_index = 0; - Batch::Batch(PrimitiveType t): prim_type(t), + gl_prim_type(GL::get_gl_primitive_type(prim_type)), index_type(UNSIGNED_SHORT), gl_index_type(get_gl_type(index_type)), - max_index(0), - restart(false) + max_index(0) { } Batch::~Batch() @@ -66,6 +62,8 @@ Batch::~Batch() void Batch::set_index_type(DataType t) { + if(t==index_type) + return; if(t!=UNSIGNED_SHORT && t!=UNSIGNED_INT) throw invalid_argument("Batch::set_data_type"); if(t==UNSIGNED_SHORT && max_index>0xFFFE) @@ -133,7 +131,6 @@ Batch &Batch::append(const Batch &other) ; else if(MSP_primitive_restart) { - restart = true; if(index_type==UNSIGNED_INT) ::append(data, 0xFFFFFFFF); else @@ -186,54 +183,6 @@ unsigned Batch::get_index(unsigned i) const return *(UInt16 *)&data[i*sizeof(UInt16)]; } -void Batch::draw() const -{ - const void *data_ptr = setup_draw(); - glDrawElements(prim_type, size(), gl_index_type, data_ptr); -} - -void Batch::draw_instanced(unsigned count) const -{ - static Require req(ARB_draw_instanced); - - const void *data_ptr = setup_draw(); - glDrawElementsInstanced(prim_type, size(), gl_index_type, data_ptr, count); -} - -const void *Batch::setup_draw() const -{ - if(!get_buffer()) - throw invalid_operation("Batch::setup_draw"); - - if(restart) - { - unsigned index = (index_type==UNSIGNED_INT ? 0xFFFFFFFF : 0xFFFF); - - if(index!=restart_index) - set_restart_index(index); - } - else if(restart_index && restart_index<=max_index) - set_restart_index(0); - - refresh(); - - return reinterpret_cast(get_offset()); -} - -void Batch::set_restart_index(unsigned index) -{ - if(index>0) - { - if(!restart_index) - glEnable(GL_PRIMITIVE_RESTART); - glPrimitiveRestartIndex(index); - } - else - glDisable(GL_PRIMITIVE_RESTART); - - restart_index = index; -} - Batch::Loader::Loader(Batch &b): DataFile::ObjectLoader(b)