X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fvertexarray.cpp;h=a4dffbb7bae4876af7c9535a1f965e8431b64f7b;hp=79d6823135c75fe038f8dd7039a32edae6df7d46;hb=HEAD;hpb=8e9d872c2ba8dc633d29a673ba93adf38d262a5c diff --git a/source/vertexarray.cpp b/source/vertexarray.cpp deleted file mode 100644 index 79d68231..00000000 --- a/source/vertexarray.cpp +++ /dev/null @@ -1,243 +0,0 @@ -#include "arb_multitexture.h" -#include "arb_vertex_shader.h" -#include "buffer.h" -#include "error.h" -#include "gl.h" -#include "vertexarray.h" - -using namespace std; - -namespace Msp { -namespace GL { - -VertexArray::ArrayMask VertexArray::enabled_arrays; - -VertexArray::VertexArray(const VertexFormat &f): - defer_vbuf(true), - dirty(false) -{ - reset(f); -} - -VertexArray::~VertexArray() -{ } - -void VertexArray::reset(const VertexFormat &f) -{ - clear(); - format = f; - stride = get_stride(format); - - bool has_multitex = false; - bool has_gen_attrs = false; - for(const unsigned char *c=format.begin(); c!=format.end(); ++c) - { - if(*c>=TEXCOORD1+4 && *c<=TEXCOORD4+12) - has_multitex = true; - if(*c==TANGENT3 || *c==BINORMAL3 || *c>=ATTRIB1) - has_gen_attrs = true; - } - if(has_multitex) - static Require _req(ARB_multitexture); - if(has_gen_attrs) - static Require _req(ARB_vertex_shader); -} - -void VertexArray::use_vertex_buffer() -{ - if(vbuf) - return; - - vbuf = new Buffer(ARRAY_BUFFER); - defer_vbuf = false; - dirty = true; -} - -void VertexArray::use_vertex_buffer(Buffer *b) -{ - vbuf = b; - vbuf.keep(); - defer_vbuf = false; - dirty = true; -} - -void VertexArray::clear() -{ - data.clear(); -} - -void VertexArray::reserve(unsigned n) -{ - data.reserve(n*stride); -} - -float *VertexArray::append() -{ - data.insert(data.end(), stride, 0.0f); - set_dirty(); - return &*(data.end()-stride); -} - -float *VertexArray::modify(unsigned i) -{ - set_dirty(); - return &data[0]+i*stride; -} - -void VertexArray::set_dirty() -{ - dirty = true; - if(defer_vbuf) - { - vbuf = new Buffer(ARRAY_BUFFER); - defer_vbuf = false; - } -} - -void VertexArray::apply() const -{ - if(format.empty()) - throw invalid_operation("VertexArray::apply"); - - if(vbuf) - { - vbuf->bind_to(ARRAY_BUFFER); - if(dirty) - { - vbuf->data(data.size()*sizeof(float), &data[0]); - dirty = false; - } - } - - const float *base = (vbuf ? 0 : &data[0]); - unsigned offset = 0; - ArrayMask found; - unsigned bpv = stride*sizeof(float); - unsigned active_tex = 0; - for(const unsigned char *c=format.begin(); c!=format.end(); ++c) - { - unsigned sz = get_component_size(*c); - unsigned t = get_component_type(*c); - bool en = enabled_arrays.is_set(t); - if(t==get_component_type(VERTEX3)) - { - glVertexPointer(sz, GL_FLOAT, bpv, base+offset); - if(!en) - glEnableClientState(GL_VERTEX_ARRAY); - } - else if(t==get_component_type(NORMAL3)) - { - glNormalPointer(GL_FLOAT, bpv, base+offset); - if(!en) - glEnableClientState(GL_NORMAL_ARRAY); - } - else if(t==get_component_type(COLOR4_FLOAT)) - { - if(sz==1) - glColorPointer(4, GL_UNSIGNED_BYTE, bpv, base+offset); - else - glColorPointer(sz, GL_FLOAT, bpv, base+offset); - if(!en) - glEnableClientState(GL_COLOR_ARRAY); - } - else if(*c>=TEXCOORD1 && *c<=TEXCOORD4+12) - { - t -= get_component_type(TEXCOORD1); - if(t>0 || active_tex) - { - glClientActiveTexture(GL_TEXTURE0+t); - active_tex = t; - } - glTexCoordPointer(sz, GL_FLOAT, bpv, base+offset); - if(!en) - glEnableClientState(GL_TEXTURE_COORD_ARRAY); - } - else - { - if(t>=get_component_type(ATTRIB1)) - t -= get_component_type(ATTRIB1); - glVertexAttribPointer(t, sz, GL_FLOAT, false, bpv, base+offset); - if(!en) - glEnableVertexAttribArray(t); - } - found.set(t); - offset += sz; - } - - for(unsigned i=0; i<64; ++i) - if(enabled_arrays.is_set(i) && !found.is_set(i)) - { - if(i==get_component_type(VERTEX3)) - glDisableClientState(GL_VERTEX_ARRAY); - else if(i==get_component_type(NORMAL3)) - glDisableClientState(GL_NORMAL_ARRAY); - else if(i==get_component_type(COLOR4_FLOAT)) - glDisableClientState(GL_COLOR_ARRAY); - else if(i>=get_component_type(TEXCOORD1) && i<=get_component_type(TEXCOORD1)+3) - { - unsigned j = i-get_component_type(TEXCOORD1); - if(j>0 || active_tex) - glClientActiveTexture(GL_TEXTURE0+j); - glDisableClientState(GL_TEXTURE_COORD_ARRAY); - active_tex = j; - } - else if(i(&Loader::vertex)); - add("vertex3", static_cast(&Loader::vertex)); - add("vertex4", static_cast(&Loader::vertex)); - add("normal3", static_cast(&Loader::normal)); - add("texcoord1", static_cast(&Loader::texcoord)); - add("texcoord2", static_cast(&Loader::texcoord)); - add("texcoord3", static_cast(&Loader::texcoord)); - add("texcoord4", static_cast(&Loader::texcoord)); - add("multitexcoord1", static_cast(&Loader::multitexcoord)); - add("multitexcoord2", static_cast(&Loader::multitexcoord)); - add("multitexcoord3", static_cast(&Loader::multitexcoord)); - add("multitexcoord4", static_cast(&Loader::multitexcoord)); - add("color3", static_cast(&Loader::color)); - add("color4", static_cast(&Loader::color)); - add("attrib1", static_cast(&Loader::attrib)); - add("attrib2", static_cast(&Loader::attrib)); - add("attrib3", static_cast(&Loader::attrib)); - add("attrib4", static_cast(&Loader::attrib)); - add("tangent3", static_cast(&Loader::tangent)); - add("binormal3", static_cast(&Loader::binormal)); -} - -} // namespace GL -} // namespace Msp