JNIEXPORT void JNICALL Java_org_lwjgl_opengl_GL14C_nglMultiDrawElements__IJIJI(JNIEnv *__env, jclass clazz, jint mode, jlong countAddress, jint type, jlong indicesAddress, jint primcount) {
glMultiDrawElementsPROC glMultiDrawElements = (glMultiDrawElementsPROC)tlsGetFunction(427);
intptr_t count = (intptr_t)countAddress;
intptr_t indices = (intptr_t)indicesAddress;
UNUSED_PARAM(clazz)
glMultiDrawElements(mode, count, type, indices, primcount);
}
inline void multiDrawElements(
MultiDrawElementsMode mode,
const GLsizei * count,
MultiDrawElementsType type,
const GLvoid * const * indices,
GLsizei drawcount) {
glMultiDrawElements(
GLenum(mode),
count,
GLenum(type),
indices,
drawcount);
}
/*
* @overload multi_draw_elements(primitive, count, index)
* @param primitive (see #draw_arrays)
* @param count (see #multi_draw_arrays)
* @param [Ray::GL::IntArray] index First indices from the element array for
* each draw
*/
static
VALUE ray_gl_multi_draw_elements(VALUE self, VALUE primitive, VALUE rb_count,
VALUE rb_index) {
mo_array *index = ray_rb2int_array(rb_index);
mo_array *count = ray_rb2int_array(rb_count);
if (index->size != count->size)
rb_raise(rb_eArgError, "index and count arrays should have the same size");
glMultiDrawElements(NUM2INT(rb_hash_aref(ray_gl_primitives, primitive)),
mo_array_at(count, 0),
GL_UNSIGNED_INT, (const GLvoid**)mo_array_at(index, 0),
index->size);
return Qnil;
}
static bool
test_MultiDrawElements(GLenum dlmode)
{
const GLushort indices[] = { 3, 2, 1, 0 };
const GLushort *multiIndices[] = { indices };
GLint count = 4;
GLuint list;
glClear(GL_COLOR_BUFFER_BIT);
list = glGenLists(1);
glNewList(list, dlmode);
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_FLOAT, 0, verts);
glMultiDrawElements(GL_TRIANGLE_FAN, &count, GL_UNSIGNED_SHORT,
(const GLvoid * const *) multiIndices, 1);
glEndList();
return test_list(list, dlmode, "glMultiDrawElements");
}
void VertexArray::multiDrawElements(const GLenum mode, const GLsizei* count, const GLenum type, const void** indices, const GLsizei drawCount) const
{
bind();
glMultiDrawElements(mode, count, type, indices, drawCount);
}
void VertexArrayObject::multiDrawElements(GLenum mode, const GLsizei* count, GLenum type, const void** indices, GLsizei drawCount)
{
bind();
glMultiDrawElements(mode, count, type, indices, drawCount);
CheckGLError();
}
