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Code Issues 134 Wiki Activity

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milek7
2018-07-08 21:33:26 +02:00
parent 1c26096c5c
commit 13ba3fcd13
40 changed files with 917 additions and 506 deletions
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28
openglgeometrybank.h
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@@ -26,6 +26,7 @@ struct basic_vertex {
glm::vec3 position; // 3d space
glm::vec3 normal; // 3d space
glm::vec2 texture; // uv space
glm::vec4 tangent; // xyz - tangent, w - handedness
basic_vertex() = default;
basic_vertex( glm::vec3 Position, glm::vec3 Normal, glm::vec2 Texture ) :
@@ -35,19 +36,10 @@ struct basic_vertex {
void deserialize( std::istream& );
};
// data streams carried in a vertex
enum stream {
none = 0x0,
position = 0x1,
normal = 0x2,
color = 0x4, // currently normal and colour streams are stored in the same slot, and mutually exclusive
texture = 0x8
};
unsigned int const basic_streams { stream::position | stream::normal | stream::texture };
unsigned int const color_streams { stream::position | stream::color | stream::texture };
typedef std::vector<basic_vertex> vertex_array;
void calculate_tangent(vertex_array &vertices, int type);
// generic geometry bank class, allows storage, update and drawing of geometry chunks
struct geometry_handle {
@@ -100,11 +92,11 @@ public:
append( gfx::vertex_array &Vertices, gfx::geometry_handle const &Geometry );
// draws geometry stored in specified chunk
void
draw( gfx::geometry_handle const &Geometry, unsigned int const Streams = basic_streams );
draw( gfx::geometry_handle const &Geometry );
// draws geometry stored in supplied list of chunks
template <typename Iterator_>
void
draw( Iterator_ First, Iterator_ Last, unsigned int const Streams = basic_streams ) { while( First != Last ) { draw( *First, Streams ); ++First; } }
draw( Iterator_ First, Iterator_ Last ) { while( First != Last ) { draw( *First ); ++First; } }
// frees subclass-specific resources associated with the bank, typically called when the bank wasn't in use for a period of time
void
release();
@@ -146,7 +138,7 @@ private:
// replace() subclass details
virtual void replace_( gfx::geometry_handle const &Geometry ) = 0;
// draw() subclass details
virtual void draw_( gfx::geometry_handle const &Geometry, unsigned int const Streams ) = 0;
virtual void draw_( gfx::geometry_handle const &Geometry ) = 0;
// resource release subclass details
virtual void release_() = 0;
};
@@ -185,7 +177,7 @@ private:
replace_( gfx::geometry_handle const &Geometry );
// draw() subclass details
void
draw_( gfx::geometry_handle const &Geometry, unsigned int const Streams );
draw_( gfx::geometry_handle const &Geometry );
// release() subclass details
void
release_();
@@ -224,12 +216,12 @@ public:
append( gfx::vertex_array &Vertices, gfx::geometry_handle const &Geometry );
// draws geometry stored in specified chunk
void
draw( gfx::geometry_handle const &Geometry, unsigned int const Streams = basic_streams );
draw( gfx::geometry_handle const &Geometry);
template <typename Iterator_>
void
draw( Iterator_ First, Iterator_ Last, unsigned int const Streams = basic_streams ) {
draw( Iterator_ First, Iterator_ Last ) {
while( First != Last ) {
draw( *First, Streams );
draw( *First );
++First; } }
// provides direct access to vertex data of specfied chunk
gfx::vertex_array const &