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src/
controller/
exp004processhits.c (
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#define GL_GLEXT_PROTOTYPES
#include "../view/exp004state0.h"
#include "../model/geometry/map_geometry.h"
#include "exp004processhits.h"
#include "selsave.h"
/*
* A simple alias to make the code more readable.
*/
#define S exp004state0
/*
* The implementation of this function is based on
* [Angel,2008,pp80-81].
*/
void
exp004processhits (const GLint hits, const GLuint * hitlist)
{
for (unsigned int i = 0; i < hits; i++)
{
hitlist += 3;
/*
* Add the hits to the selection.
*/
S.selection.set[*hitlist] = true;
hitlist++;
}
selsave ();
glBindBuffer (GL_ARRAY_BUFFER, S.buffers[BASE_COLORS]);
glColorPointer (4, GL_FLOAT, 0, 0);
glBufferData (GL_ARRAY_BUFFER,
sizeof (S.base_colors_data), S.base_colors_data,
GL_STATIC_DRAW);
/*
* Rebuild the display list for the map.
*/
map_geometry ();
return;
}
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