Method blitRender

3rdparty/bgfx/src/renderer_gl.cpp:3731–3756

		}

		void blitRender(TextVideoMemBlitter& _blitter, uint32_t _numIndices) override
		{
			const uint32_t numVertices = _numIndices*4/6;
			if (0 < numVertices)
			{
				m_indexBuffers[_blitter.m_ib->handle.idx].update(0, _numIndices*2, _blitter.m_ib->data);
				m_vertexBuffers[_blitter.m_vb->handle.idx].update(0, numVertices*_blitter.m_layout.m_stride, _blitter.m_vb->data);

				VertexBufferGL& vb = m_vertexBuffers[_blitter.m_vb->handle.idx];
				GL_CHECK(glBindBuffer(GL_ARRAY_BUFFER, vb.m_id) );

				IndexBufferGL& ib = m_indexBuffers[_blitter.m_ib->handle.idx];
				GL_CHECK(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ib.m_id) );

				ProgramGL& program = m_program[_blitter.m_program.idx];
				program.bindAttributesBegin();
				program.bindAttributes(_blitter.m_layout, 0);
				program.bindAttributesEnd();

				GL_CHECK(glDrawElements(GL_TRIANGLES
					, _numIndices
					, GL_UNSIGNED_SHORT
					, (void*)0
					) );
			}
		}

		void updateResolution(const Resolution& _resolution)
		{